CN112434741A - Method, system, device and storage medium for using interactive introduction identifier - Google Patents

Method, system, device and storage medium for using interactive introduction identifier Download PDF

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CN112434741A
CN112434741A CN202011346005.1A CN202011346005A CN112434741A CN 112434741 A CN112434741 A CN 112434741A CN 202011346005 A CN202011346005 A CN 202011346005A CN 112434741 A CN112434741 A CN 112434741A
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tourist
display surface
lamp tube
line
tourists
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潘淼
吴俊隆
王显麒
张永平
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Hangzhou Signsun Logo Systems Co ltd
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Hangzhou Signsun Logo Systems Co ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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    • G06Q50/10Services
    • G06Q50/14Travel agencies
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F11/00Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position
    • G09F11/02Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position the display elements being secured to rotating members, e.g. drums, spindles
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising
    • G09F13/005Illumination controller or illuminated signs including an illumination control system
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising
    • G09F13/04Signs, boards or panels, illuminated from behind the insignia

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Abstract

The application relates to a method, a system, a device and a storage medium for using an interactive introduction identifier. The method comprises the steps that when a tourist approaches to an identification roller, self-generating energy storage equipment supplies power to a lamp tube corresponding to a display surface facing the tourist; when the tourist manually shakes the anti-skid handle, images of the tourist are obtained; analyzing the sight line path of the tourist according to the image of the tourist; when the identification roller stops rotating, acquiring all display surface information facing the tourists, wherein the display surface information is used for corresponding to the lamp tube; judging which display surface the visitor is looking at according to the visitor line-of-sight path and the information of the plurality of display surfaces, and marking the lamp tubes corresponding to the display surface the visitor is looking at; and the self-generating energy storage equipment supplies power to the marking lamp tube to enable the marking lamp tube to illuminate the corresponding display surface. Has the effects of reasonably utilizing energy and reducing energy waste.

Description

Method, system, device and storage medium for using interactive introduction identifier
Technical Field
The present application relates to the field of signboard, and more particularly, to a method, system, apparatus and storage medium for using an interactive introduction sign.
Background
The signboard is commonly used in scenic spots, is a service system for transmitting scenic spot information, is a carrier of scenic spot use functions, service functions and tour information, and is an indispensable part for perfecting tourist scenic spot facilities.
Along with economy constantly develops, the design of signboard is also more and more diversified, and one of them interactive introduction sign not only can transmit scenic spot information, still has interactive effect with between the visitor.
Referring to fig. 1, an interactive introduction sign comprises a signboard 1, wherein text contents such as scenic spot information and the like are printed on the signboard 1, one side of the signboard 1 is rotatably connected with a sign roller 2, the sign roller 2 is arranged in a polygonal prism shape, each side surface of the sign roller 2 is a display surface 21, and the text contents such as tour information and the like are printed on the display surfaces 21; one side of the identification roller 2, which is far away from the identification plate 1, is fixedly connected with an anti-slip handle 3, and the anti-slip handle 3 is rotated to drive the identification roller 2 to rotate; be equipped with from electricity generation energy storage equipment in the sign cylinder 2, when anti-skidding handle 3 rotated, do the motion of cutting magnetic induction line, the generation electric energy makes from electricity generation energy storage equipment accumulate, still is equipped with a plurality of fluorescent tubes in the sign cylinder 2, and when anti-skidding handle 3 rotated, from electricity generation energy storage equipment to the fluorescent tube power supply, made the fluorescent tube illuminate.
The lamp tube illuminates the side surface of the identification roller, and has a lighting effect at night, so that a tourist can better see characters clearly, and a certain attractive effect is achieved.
However, in the using process, the electric energy generated by the hand-operated anti-skidding handle is limited, the self-generating energy storage equipment stores less electricity, the electricity supply to the lamp tube is less, and the lamp tube is completely illuminated due to each use, so that the energy waste is serious.
Disclosure of Invention
In order to reasonably utilize energy and reduce energy waste, the application provides a using method, a system, a device and a storage medium of an interactive introduction mark.
In a first aspect, the application provides a method for using an interactive introduction identifier, which adopts the following technical scheme:
a use method of an interactive introduction mark is provided with a camera, and the method comprises the following steps:
when the tourists approach the identification roller, the self-generating energy storage equipment supplies power to the lamp tubes corresponding to the display surfaces of the tourists;
when the tourist manually shakes the anti-skid handle, images of the tourist are obtained;
analyzing the sight line path of the tourist according to the image of the tourist;
when the identification roller stops rotating, acquiring all display surface information facing the tourists, wherein the display surface information is used for corresponding to the lamp tube;
judging which display surface the visitor is looking at according to the visitor line-of-sight path and the information of the plurality of display surfaces, and marking the lamp tubes corresponding to the display surface the visitor is looking at;
and the self-generating energy storage equipment supplies power to the marking lamp tube to enable the marking lamp tube to illuminate the corresponding display surface.
By adopting the technical scheme, when a tourist approaches the identification roller, the lamp tube corresponding to the display surface facing the tourist is started first to play a certain role in illumination and beautification; if the visitor wants to look over other show faces, then need hand anti-skidding handle, provide partial electric quantity for self-generating energy storage equipment, the camera acquires the visitor's photo simultaneously, judge visitor's line of sight footpath, after the sign cylinder stall, combine visitor's line of sight footpath, it is which show face to judge that the visitor looked over, supply power to the fluorescent tube that this show face corresponds, make this show face light, and other show faces need not to watch this moment not for the visitor, then need not to light, thereby the rational utilization the energy, energy waste has been reduced.
The present invention in a preferred example may be further configured to: the analyzing the guest line-of-sight path according to the guest image includes:
preparing at least three types of sample images with preset quantity, wherein the line-of-sight paths corresponding to each type of sample images are respectively front-view, overlook and look-up;
training a recognition model by using the sample image to generate a trained recognition model;
and inputting the images of the tourists into the recognition model, and outputting a recognition result, wherein the recognition result is a line-of-sight path corresponding to the images of the tourists.
Through adopting above-mentioned technical scheme, through obtaining the sample image of predetermineeing quantity, constantly train the identification model to make identification model's recognition result more accurate, after visitor's image input to identification model, the identification result of output is then more accurate, improves the judgement rate of accuracy to visitor's line of sight footpath, and is more convenient when making the visitor use.
The present invention in a preferred example may be further configured to: when preparing the sample image, acquiring the head characteristics of the tourist in the sample image;
analyzing the included angle between the head of the tourist in the sample image and the horizontal plane;
if the included angle is between-30 degrees and 30 degrees, the line-of-sight path corresponding to the sample image is an orthographic view;
if the included angle is more than 30 degrees, the line-of-sight path corresponding to the sample image is upward view;
and if the included angle is less than minus 30 degrees, the line-of-sight path corresponding to the sample image is a overlook.
By adopting the technical scheme, when the sample image is obtained, the diversity of the sample image is increased, so that the included angle between the head of the tourist in the sample image and the horizontal plane is between-30 degrees and 30 degrees, the line-of-sight paths belong to the front view and are between-30 degrees and 30 degrees, and the line-of-sight paths belong to the front view; when the angle is below-30 degrees, all the sight line paths belong to overlook, and when the angle is above 30 degrees, all the sight line paths belong to upward view, so that the identification result is more accurate.
The present invention in a preferred example may be further configured to: after analyzing the guest line-of-sight path, the method further comprises:
and acquiring the height of the tourist, and further judging which display surface the tourist looks at according to the height and the line-of-sight path.
By adopting the technical scheme, the showing surfaces corresponding to overlooking, looking up and looking forward of tourists with different heights are possibly different, and the showing surfaces which the tourists look at are further judged according to the heights of the tourists and the line-of-sight path so as to improve the accuracy.
The present invention in a preferred example may be further configured to: after the anti-skid handle stops rotating, the method further comprises:
after the preset time, if the anti-skid handle is not rotated, obtaining the photo of the tourist again;
and if the tourist photos do not have the character characteristics, the self-generating energy storage equipment stops supplying power to the lamp tube.
Through adopting above-mentioned technical scheme, after the time of predetermineeing, if the anti-skidding handle does not rotate, then judge this moment the visitor probably leaves, acquire the visitor's photo, if do not have the personage characteristic in the visitor's photo, then indicate the visitor has left, then stop supplying power to the fluorescent tube this moment to practice thrift the energy consumption.
The present invention in a preferred example may be further configured to: before the lamp is illuminated, the method comprises:
and acquiring time, judging whether the time is within a preset range of light starting, and if so, supplying power to the lamp tube by the self-generating energy storage equipment.
By adopting the technical scheme, the time is obtained, whether the sun is in the mountain or not is judged, the sun becomes dark in the afterdays of the mountain, and the introduction identification light is required to be started at the moment; if the sun does not fall off the mountain, the introduction sign light is started, in the daytime, the attractive effect of the light is not obvious, the illumination requirement is low, and the landscape board light does not need to be started in the daytime, so that the energy consumption is saved.
The present invention in a preferred example may be further configured to: acquiring a date, and judging the sunset time according to the date;
and adjusting the preset light starting range according to the sunset time.
By adopting the technical scheme, the time lengths of the winter day and the summer night are different, the local date is obtained, the solar mountain-falling time of the local date can be judged, the preset range of the light opening is adjusted according to different dates, and the condition that the introduction of the identification light is too early in summer and too late in winter is avoided.
In a second aspect, the interactive introduction identification system provided by the present application adopts the following technical scheme:
an interactive introduction identification system is provided with a camera on an introduction identification, and the system comprises:
the first acquisition device acquires time, judges whether the time is within a preset light starting range or not, and if yes, the self-generating energy storage equipment supplies power to the lamp tube;
the adjusting device is used for acquiring the date and judging the sunset time according to the date;
adjusting the preset light starting range according to the sunset time;
the first power supply device is used for supplying power to the lamp tubes corresponding to the display surfaces of the tourists by the self-generating energy storage equipment when the tourists approach the identification roller;
the second acquisition device is used for acquiring images of the tourists when the tourists hand-shake the anti-skid handles;
an analysis device for analyzing the sight line path of the tourist based on the image of the tourist;
the judging device is used for acquiring the height of the tourist and further judging which display surface the tourist looks at according to the height and the line-of-sight path;
the third acquisition device is used for acquiring all display surface information facing the tourists when the identification roller stops rotating, wherein the display surface information is used for corresponding to the lamp tube;
the marking device is used for judging which display surface the tourist is looking at according to the sight line path of the tourist and the information of the plurality of display surfaces and marking the lamp tubes corresponding to the display surface the tourist is looking at;
the second power supply device is used for supplying power to the marking lamp tube by the self-generating energy storage equipment so as to enable the marking lamp tube to illuminate the corresponding display surface;
the stopping device is used for obtaining the photo of the tourist again after the preset time if the anti-skid handle is not rotated;
and if the tourist photos do not have the character characteristics, the self-generating energy storage equipment stops supplying power to the lamp tube.
By adopting the technical scheme, whether the lamp tube reaches the preset light starting range or not is judged by acquiring time, and if the lamp tube reaches the preset light starting range, power is supplied to the lamp tube, so that the lamp tube is prevented from being started in the daytime, and unnecessary waste of energy is avoided; the specific date is obtained, the time of the sun falling into the mountain is judged, and the preset range of the light opening is adjusted, so that the preset range is more reasonable;
when a tourist approaches the identification roller, the lamp tube corresponding to the display surface facing the tourist is started to play a certain role in illumination and beautification; if the tourist wants to check other display surfaces, the tourist needs to hand the anti-skid handle to provide partial electric quantity for the self-generating energy storage equipment, meanwhile, the camera obtains a photo of the tourist, judges the height of the tourist and judges the sight line path of the tourist, and after the identification roller stops rotating, the sight line path of the tourist and the height of the tourist are combined to judge which display surface the tourist checks, and the lamp tube corresponding to the display surface is powered to light the display surface, and the other display surfaces are not required to be watched by the tourist at the moment, so that the energy is reasonably utilized, and the energy waste is reduced;
after the anti-skidding handle stops rotating for the preset time, whether the tourist is still in the place or not is judged, if not, the power supply is stopped, and the energy waste is avoided.
In a third aspect, the present application provides an interactive introduction identification apparatus, which adopts the following technical scheme:
the utility model provides an interactive identification means of introducing, introduces and is equipped with the camera on the sign, the device includes:
the first acquisition module acquires time, judges whether the time is within a preset light starting range or not, and if yes, the self-generating energy storage equipment supplies power to the lamp tube;
the adjusting module is used for acquiring the date and judging the sunset time according to the date;
adjusting the preset light starting range according to the sunset time;
the first power supply module is used for supplying power to the lamp tubes corresponding to the display surfaces of the tourists by the self-generating energy storage equipment when the tourists approach the identification roller;
the second acquisition module is used for acquiring images of the tourists when the tourists hand-shake the anti-skid handles;
the analysis module is used for analyzing the sight line path of the tourist according to the image of the tourist;
the judging module is used for acquiring the height of the tourist and further judging which display surface the tourist looks at according to the height and the line-of-sight path;
the third acquisition module is used for acquiring all display surface information facing the tourists when the identification roller stops rotating, wherein the display surface information is used for corresponding to the lamp tube;
the marking module is used for judging which display surface the tourist is looking at according to the sight line path of the tourist and the information of the plurality of display surfaces and marking the lamp tubes corresponding to the display surface the tourist is looking at;
the second power supply module is used for supplying power to the marking lamp tube by the self-generating energy storage equipment so as to enable the marking lamp tube to illuminate the corresponding display surface;
the stopping module is used for acquiring the photo of the tourist again after the preset time if the anti-skid handle is not rotated;
and if the tourist photos do not have the character characteristics, the self-generating energy storage equipment stops supplying power to the lamp tube.
By adopting the technical scheme, whether the lamp tube reaches the preset light starting range or not is judged by acquiring time, and if the lamp tube reaches the preset light starting range, power is supplied to the lamp tube, so that the lamp tube is prevented from being started in the daytime, and unnecessary waste of energy is avoided; the specific date is obtained, the time of the sun falling into the mountain is judged, and the preset range of the light opening is adjusted, so that the preset range is more reasonable;
when a tourist approaches the identification roller, the lamp tube corresponding to the display surface facing the tourist is started to play a certain role in illumination and beautification; if the tourist wants to check other display surfaces, the tourist needs to hand the anti-skid handle to provide partial electric quantity for the self-generating energy storage equipment, meanwhile, the camera obtains a photo of the tourist, judges the height of the tourist and judges the sight line path of the tourist, and after the identification roller stops rotating, the sight line path of the tourist and the height of the tourist are combined to judge which display surface the tourist checks, and the lamp tube corresponding to the display surface is powered to light the display surface, and the other display surfaces are not required to be watched by the tourist at the moment, so that the energy is reasonably utilized, and the energy waste is reduced;
after the anti-skidding handle stops rotating for the preset time, whether the tourist is still in the place or not is judged, if not, the power supply is stopped, and the energy waste is avoided.
In a fourth aspect, the present application provides a computer-readable storage medium storing a computer program that can be loaded by a processor and used for executing any one of the methods for using an interactive introduction identifier.
By adopting the technical scheme, the use method of the interactive introduction identifier can be stored in the readable storage medium, so that the computer program of the use method of the interactive introduction identifier stored in the readable storage medium can be executed by the processor, and the effect of improving the stability of the processing system is realized.
In summary, the present application includes at least one of the following beneficial technical effects:
1. in the scheme, the line-of-sight path of the tourist and the display surface facing the tourist when the anti-skid handle stops rotating are judged to judge which display surface the tourist looks at, power is supplied to the lamp tubes corresponding to the display surface, and the lamp tubes of other display surfaces do not supply power, so that the tourist can clearly see the character part of the display surface at night, and energy waste is avoided;
2. in the scheme, the height of the tourist is obtained, and the display surface viewed by the tourist is further judged by combining the line-of-sight path of the tourist, so that the accuracy of confirming the display surface viewed by the tourist is improved;
3. in this scheme, open the preset scope and adjust to light through acquireing the date, avoid appearing summer light and open too early, the condition late is opened to light winter, when guaranteeing to facilitate for the visitor, has avoided the unnecessary waste of the energy.
Drawings
Fig. 1 is a schematic structural diagram of a red background introduction mark in the present application.
Fig. 2 is a schematic flow chart in the first embodiment of the present application.
Fig. 3 is a schematic diagram of a system in a second embodiment of the present application.
Fig. 4 is a block diagram of the third embodiment of the present application.
Description of reference numerals: 1. a signboard; 2. marking the roller; 21. a display surface; 3. an anti-slip handle; 201. a first acquisition device; 202. an adjustment device; 203. a first power supply device; 204. a second acquisition device; 205. an analysis device; 206. a judging device; 207. a third acquisition device; 208. a marking device; 209. a second power supply device; 210. a stopping device; 301. a first acquisition module; 302. an adjustment module; 303. a first power supply module; 304. a second acquisition module; 305. an analysis module; 306. a judgment module; 307. a third obtaining module; 308. a marking module; 309. a second power supply module; 310. and stopping the module.
Detailed Description
The present application is described in further detail below with reference to figures 2-4.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
The first embodiment is as follows:
a method for using an interactive introduction identifier, referring to fig. 2, includes:
101. and acquiring time, judging whether the time is within a preset range of light starting, and if so, supplying power to the lamp tube by the self-generating energy storage equipment.
Specifically, the time module of the server control system is consistent with the time of the area where the introduction identifier is located, the local time at this time is obtained, whether the time is within the lamp tube starting preset range or not is judged, the lamp tube starting preset range is specifically from 6 pm to 6 am, and the time period is dark day, the lamp tube needing the introduction identifier is started, so that the lighting effect is achieved for the tourists, and the character part of the display surface can be clearly looked up by the tourists; if the time is not the time period, the time is judged to be daytime, and the lamp tube is not needed to be illuminated in the daytime, so that unnecessary energy waste is caused.
102. Acquiring a date, and judging the sunset time according to the date;
and adjusting the preset light starting range according to the sunset time.
Specifically, the specific date at this time is acquired, the season in which the date is located is determined, and the sunset time of the area where the introduction identifier is located is acquired because the sunset times in different seasons are not consistent, and specifically, the average sunset time of the local near 10 years in the four seasons can be acquired.
And after judging which season the date belongs to, adjusting the preset range of light opening according to the average sunset time of the season.
Therefore, the identification roller lamp tube in the current season of the area where the introduction identification is located is more reasonably opened, the phenomenon that the lamp light of the lamp tube is opened too early in summer is avoided, and the phenomenon that the lamp light of the lamp tube is opened too late in winter is avoided, so that unnecessary waste of energy is caused.
103. When the tourists are close to the identification roller, the self-generating energy storage equipment supplies power to the lamp tubes corresponding to the display surfaces of the tourists.
Specifically, be equipped with infrared sensor on the signboard, the response scope that sets up infrared sensor is 1 meter, only acquires signboard the place ahead 1 meter scope promptly, and the visitor arrives when infrared sensor senses, is close to the sign cylinder promptly.
At the moment, the clamp between each display surface and the horizontal plane is obtained through the angle sensor, the display surface closest to 90 degrees is selected, the display surface on the front side of the signboard is screened from the display surfaces, and the display surfaces are lightened.
The lamp tube that this show face corresponds is supplied power through specific self-generating energy storage equipment, and the back is lighted to the lamp tube, makes this show face shine to when making the visitor pass through the sign cylinder, can see comparatively positive show face this moment clearly.
104. When the hand anti-skidding handle of visitor, acquire visitor's image.
Specifically, the introduction mark is provided with a camera, when the tourist rotates the anti-skidding handle, the camera acquires a photo of the tourist in front of the mark roller, generates a tourist image and stores the image into the server.
105. And analyzing the sight line path of the tourist according to the image of the tourist.
Specifically, the head feature in the image of the tourist is obtained, the head orientation in the head feature is obtained, and the sight line path of the tourist is judged, so that whether the tourist looks up, looks straight or overlooks is judged, and the tourist is judged to look over which display surface.
Further, at least three types of sample images with preset quantity are prepared, and the line-of-sight paths corresponding to each type of sample images are respectively front-view, overlook and look-up;
training a recognition model by using the sample image to generate a trained recognition model;
and inputting the images of the tourists into the recognition model, and outputting a recognition result, wherein the recognition result is a line-of-sight path corresponding to the images of the tourists.
Specifically, three types of sample images with preset quantity are prepared, wherein the sample images comprise tourist images with line-of-sight paths of front view, overlooking and upward view, and comprise tourist images with head characteristics of deflection and deflection, and the tourist images with head characteristics of deflection and deflection are also classified according to the classification standard of the front view, the overlooking and the upward view; the preset number can be 1000 sample images of each type, so that the training amount of the recognition model is increased, and the recognition accuracy is improved.
Inputting the sample image into the recognition model for training, generating a trained recognition model, inputting the guest image in step 104 into the recognition model, and outputting a recognition result according to the head feature in the guest image, wherein the recognition result is a line-of-sight path, specifically a front view, an overlook view and an upward view.
Further, when the sample image is prepared, the head characteristics of the tourists in the sample image are obtained;
analyzing the included angle between the head of the tourist in the sample image and the horizontal plane;
if the included angle is between-30 degrees and 30 degrees, the line-of-sight path corresponding to the sample image is an orthographic view;
if the included angle is more than 30 degrees, the line-of-sight path corresponding to the sample image is upward view;
and if the included angle is less than minus 30 degrees, the line-of-sight path corresponding to the sample image is a overlook.
Specifically, when a sample image is prepared, the head features in the sample image are analyzed, and front pictures are sampled as many as possible in the sample image.
Taking a neck in the head feature as an origin, establishing a vertical axis perpendicular to the ground, establishing an abscissa axis perpendicular to the sample image, taking a chin tip in the head feature as a coordinate point, and judging the classification of the sample image by judging an included angle between a line segment from the chin to the neck and the abscissa axis, wherein if the coordinate point is in a fourth quadrant in a coordinate system, the included angle is a negative number; if the angle is in the first quadrant, the included angle is positive.
Wherein the included angle is between-30 degrees and 30 degrees, and the line-of-sight path corresponding to the sample image is an orthographic view;
if the included angle is more than 30 degrees, the line-of-sight path corresponding to the sample image is upward view;
if the included angle is less than-30 degrees, the line-of-sight path corresponding to the sample image is a top view.
106. After analyzing the guest line-of-sight path, the method further comprises:
and acquiring the height of the tourist, and further judging which display surface the tourist looks at according to the height and the line-of-sight path.
Specifically, be equipped with scale mark or other marks on the signboard, wherein the angle is shot with ground parallel in the setting of camera, and when acquireing the visitor's image, the visitor's image includes visitor itself and signboard, judges the scale mark that visitor itself corresponds to acquire visitor's height.
For convenience of explanation, the tourist rotates the anti-slip handle clockwise in this embodiment as an example.
When the height of the tourist is larger than the height of the identification roller and is plus 40cm, the preliminarily judged display surface is pushed forward one along the anticlockwise direction on the basis of the sight line path of the tourist obtained in the step 105, namely the next display surface along the anticlockwise direction;
when the height of the tourist is less than-40 cm of the height of the identification roller, the primarily judged display surface is pushed forward one along the clockwise direction on the basis of the sight line path of the tourist obtained in the step 105, namely the next display surface along the clockwise direction;
when the height of the tourist is larger than the height of the identification roller, minus 40cm, and smaller than the height of the identification roller, plus 40cm, the final display surface of the display surface seat is judged primarily on the basis of the sight line path of the tourist obtained in the step 105.
107. When the identification roller stops rotating, all showing face information facing the tourists is obtained, and the showing face information is used for corresponding to the lamp tube.
Specifically, when the identification drum stops rotating, all the display surface information facing the tourists is obtained, namely a plane is established along the vertical direction by using the axis of the identification drum, the half of the display surface facing the tourists in the plane is the display surface facing the tourists, and the display surface intersected with the plane also belongs to the display surface facing the tourists.
And acquiring the information of the display surfaces, namely acquiring the lamp tube corresponding to each display surface.
108. And judging which display surface the visitor is looking at according to the sight line path of the visitor and the information of the plurality of display surfaces, and marking the lamp tubes corresponding to the display surface the visitor is looking at.
Specifically, the display surface viewed by the visitor is obtained by combining the judgment of the line-of-sight path of the visitor and the judgment of the height of the visitor in the step 105 and the step 106;
the lamp tubes corresponding to the display surface are marked, and when the tourists stop rotating the anti-skidding handles, the marked lamp tubes can be powered on.
109. And the self-generating energy storage equipment supplies power to the marking lamp tube to enable the marking lamp tube to illuminate the corresponding display surface.
The self-generating energy storage equipment generates electric energy and stores the electric energy by making cutting magnetic induction line motion through the anti-skidding handle at ordinary times, and the stored electric energy provides part to the marking lamp tube, so that light illuminates a corresponding display surface for visitors to watch.
110. After the preset time, if the anti-skid handle is not rotated, obtaining the photo of the tourist again;
and if the tourist photos do not have the character characteristics, the self-generating energy storage equipment stops supplying power to the lamp tube.
Specifically, the preset time may be 5 to 10 minutes, and is specifically set according to the flow rate of people where the introduction identifier is located.
After the preset time, if the anti-skid handle is not rotated, the photo of the tourist is obtained through the camera, and if the photo of the tourist does not have character features, namely the tourist leaves, the power supply is stopped.
After the tourist leaves, the lamp tube does not need to be lighted, so that the energy waste is avoided.
The implementation principle of the embodiment is as follows: firstly, judging whether the lamp tube reaches a preset light starting range or not by acquiring time, and if so, providing power for the lamp tube to avoid unnecessary waste of energy due to the fact that the lamp tube is started in the daytime; the specific date is obtained, the time of the sun falling into the mountain is judged, and the preset range of the light opening is adjusted, so that the preset range is more reasonable;
when a tourist approaches the identification roller, the infrared sensor senses the tourist and then the lamp tube corresponding to the display surface facing the tourist is started to achieve certain lighting and beautifying effects;
if the tourist wants to look up other display surfaces, the tourist needs to manually operate the anti-skidding handle, the anti-skidding handle performs cutting magnetic induction line movement to generate partial electric energy, the electric energy is stored in the self-generating energy storage equipment, and when the electric quantity needs to be used, the self-generating energy storage equipment supplies power;
the camera acquires a photo of the tourist in front of the identification roller, namely a tourist image, the height of the tourist is judged through the scale mark of the identification plate, and the sight line path of the tourist is judged through the included angle between the head characteristic in the tourist image and the horizontal plane;
after the identification roller stops rotating, the line of sight path of the tourist and the height of the tourist are combined to judge which display surface the tourist checks, and only the lamp tube corresponding to the display surface is marked and supplied with power to light the display surface, while other display surfaces are not required to be watched by the tourist at the moment, so that the display surface is not required to be lighted, thereby reasonably utilizing energy and reducing energy waste;
when the anti-skid handle stops rotating for the preset time, the photo of the tourist is obtained again, and the characteristics of the tourist are obtained from the photo of the tourist, so that whether the tourist is still in front of the roller or not is judged, if not, the power supply is stopped, and the energy waste is avoided.
Example two:
an interactive introduction identification system, which is provided with a camera on a signboard, and referring to fig. 3, the system comprises:
the first obtaining device 201 obtains time, and judges whether the time is within a preset range of light starting, if so, the self-generating energy storage equipment supplies power to the lamp tube.
The adjusting device 202 is used for acquiring the date and judging the sunset time according to the date;
and adjusting the preset light starting range according to the sunset time.
And the first power supply device 203 supplies power to the lamp tubes corresponding to the display surfaces of the tourists by the self-generating energy storage equipment when the tourists approach the identification roller.
The second acquisition device 204 acquires images of the tourists when the tourists hand-shake the anti-slip handles.
The analysis device 205 analyzes the guest line-of-sight path based on the guest image.
Further, at least three types of sample images with preset quantity are prepared, and the line-of-sight paths corresponding to each type of sample images are respectively front-view, overlook and look-up;
training a recognition model by using the sample image to generate a trained recognition model;
and inputting the images of the tourists into the recognition model, and outputting a recognition result, wherein the recognition result is a line-of-sight path corresponding to the images of the tourists.
Further, when the sample image is prepared, the head characteristics of the tourists in the sample image are obtained;
analyzing the included angle between the head of the tourist in the sample image and the horizontal plane;
if the included angle is between-30 degrees and 30 degrees, the line-of-sight path corresponding to the sample image is an orthographic view;
if the included angle is more than 30 degrees, the line-of-sight path corresponding to the sample image is upward view;
and if the included angle is less than minus 30 degrees, the line-of-sight path corresponding to the sample image is a overlook.
And the judging device 206 is used for acquiring the height of the tourist and further judging which display surface the tourist looks at according to the height and the line-of-sight path.
And a third acquiring device 207 for acquiring all the information of the exhibition surface facing the guest when the marking roller stops rotating, wherein the information of the exhibition surface is used for corresponding to the lamp tube.
And the marking device 208 is used for judging which display surface the tourist is looking at according to the sight line path of the tourist and the information of the plurality of display surfaces and marking the lamp tubes corresponding to the display surface the tourist is looking at.
And the second power supply device 209 supplies power to the marking lamp tube by the self-generating energy storage equipment, so that the marking lamp tube illuminates the corresponding display surface.
The stopping device 210 is used for obtaining the photo of the tourist again after the preset time if the anti-skid handle is not rotated;
and if the tourist photos do not have the character characteristics, the self-generating energy storage equipment stops supplying power to the lamp tube.
Example three:
the utility model provides an interactive introduction identification means is equipped with the camera on the signboard, refers to fig. 4, and the device includes:
the first obtaining module 301 obtains time, and determines whether the time is within a preset range of light starting, and if so, the self-generating energy storage device supplies power to the lamp tube.
The adjusting module 302 is used for acquiring the date and judging the sunset time according to the date;
and adjusting the preset light starting range according to the sunset time.
And the first power supply module 303 is used for supplying power to the lamp tube corresponding to the display surface of the tourist through the self-generating energy storage device when the tourist approaches the identification roller.
The second obtaining module 304 obtains images of the tourists when the tourists hand-shake the anti-slip handles.
An analysis module 305 analyzes the guest line-of-sight path based on the guest image.
Further, at least three types of sample images with preset quantity are prepared, and the line-of-sight paths corresponding to each type of sample images are respectively front-view, overlook and look-up;
training a recognition model by using the sample image to generate a trained recognition model;
and inputting the images of the tourists into the recognition model, and outputting a recognition result, wherein the recognition result is a line-of-sight path corresponding to the images of the tourists.
Further, when the sample image is prepared, the head characteristics of the tourists in the sample image are obtained;
analyzing the included angle between the head of the tourist in the sample image and the horizontal plane;
if the included angle is between-30 degrees and 30 degrees, the line-of-sight path corresponding to the sample image is an orthographic view;
if the included angle is more than 30 degrees, the line-of-sight path corresponding to the sample image is upward view;
and if the included angle is less than minus 30 degrees, the line-of-sight path corresponding to the sample image is a overlook.
And the judging device 206 is used for acquiring the height of the tourist and further judging which display surface the tourist looks at according to the height and the line-of-sight path.
And a third obtaining module 307, configured to obtain all pieces of display surface information facing the guest, where the pieces of display surface information correspond to the lighting tubes, when the marking drum stops rotating.
And the marking module 308 is used for judging which display surface the visitor is looking at according to the sight line path of the visitor and the information of the plurality of display surfaces and marking the lamp tubes corresponding to the display surface the visitor is looking at.
And the second power supply module 309 is used for supplying power to the marking lamp tube by using the self-generating energy storage device, so that the marking lamp tube illuminates the corresponding display surface.
The stopping module 310 is used for obtaining the photo of the tourist again after the preset time if the anti-skid handle is not rotated;
and if the tourist photos do not have the character characteristics, the self-generating energy storage equipment stops supplying power to the lamp tube.
It should be noted that: when the interactive introduction identifier device and the interactive introduction identifier system provided in the above embodiments execute the use method of the interactive introduction identifier, only the division of the above functional modules is used for illustration, and in practical applications, the above functions may be distributed by different functional modules according to needs, that is, the internal structures of the device and the apparatus are divided into different functional modules to complete all or part of the above described functions. In addition, the embodiments of the method, the system, and the apparatus for using the interactive introduction identifier provided in the above embodiments belong to the same concept, and specific implementation processes thereof are described in the embodiments of the methods and are not described herein again.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. A use method of an interactive introduction mark is characterized in that a camera is arranged on the introduction mark, and the method comprises the following steps:
when the tourists approach the identification roller, the self-generating energy storage equipment supplies power to the lamp tubes corresponding to the display surfaces of the tourists;
when the tourist manually shakes the anti-skid handle, images of the tourist are obtained;
analyzing the sight line path of the tourist according to the image of the tourist;
when the identification roller stops rotating, acquiring all display surface information facing the tourists, wherein the display surface information is used for corresponding to the lamp tube;
judging which display surface the visitor is looking at according to the visitor line-of-sight path and the information of the plurality of display surfaces, and marking the lamp tubes corresponding to the display surface the visitor is looking at;
and the self-generating energy storage equipment supplies power to the marking lamp tube to enable the marking lamp tube to illuminate the corresponding display surface.
2. The method of claim 1, wherein analyzing the guest line of sight path based on the guest image comprises:
preparing at least three types of sample images with preset quantity, wherein the line-of-sight paths corresponding to each type of sample images are respectively front-view, overlook and look-up;
training a recognition model by using the sample image to generate a trained recognition model;
and inputting the images of the tourists into the recognition model, and outputting a recognition result, wherein the recognition result is a line-of-sight path corresponding to the images of the tourists.
3. The method of claim 2, comprising:
when preparing the sample image, acquiring the head characteristics of the tourist in the sample image;
analyzing the included angle between the head of the tourist in the sample image and the horizontal plane;
if the included angle is between-30 degrees and 30 degrees, the line-of-sight path corresponding to the sample image is an orthographic view;
if the included angle is more than 30 degrees, the line-of-sight path corresponding to the sample image is upward view;
and if the included angle is less than minus 30 degrees, the line-of-sight path corresponding to the sample image is a overlook.
4. The method of claim 3, wherein after analyzing the guest line-of-sight path, the method further comprises:
and acquiring the height of the tourist, and further judging which display surface the tourist looks at according to the height and the line-of-sight path.
5. The method of claim 1, wherein after the anti-skid handle stops rotating, the method further comprises:
after the preset time, if the anti-skid handle is not rotated, obtaining the photo of the tourist again;
and if the tourist photos do not have the character characteristics, the self-generating energy storage equipment stops supplying power to the lamp tube.
6. The method of claim 1, wherein prior to the lamp illuminating, the method comprises:
and acquiring time, judging whether the time is within a preset range of light starting, and if so, supplying power to the lamp tube by the self-generating energy storage equipment.
7. The method of claim 6, comprising:
acquiring a date, and judging the sunset time according to the date;
and adjusting the preset light starting range according to the sunset time.
8. The utility model provides an interactive introduction identification system which is characterized in that, is equipped with the camera on the introduction sign, the system includes:
the first obtaining device (201) obtains time, judges whether the time is within a preset light starting range, and if yes, the self-generating energy storage equipment supplies power to the lamp tube;
an adjusting device (202) for acquiring a date and judging the time of the sunset of the sun according to the date;
adjusting the preset light starting range according to the sunset time;
the first power supply device (203) supplies power to the lamp tubes corresponding to the display surface of the tourist through the self-generating energy storage equipment when the tourist approaches the identification roller;
the second acquisition device (204) is used for acquiring images of the tourists when the tourists hand-shake the anti-slip handles;
an analysis device (205) for analyzing the guest line-of-sight path based on the guest image;
the judging device (206) is used for acquiring the height of the tourist and further judging which display surface the tourist looks at according to the height and the line-of-sight path;
a third acquisition device (207) for acquiring all the information of the exhibition surface facing the guest when the marking roller stops rotating, the information of the exhibition surface being used for corresponding to the lighting tube;
the marking device (208) judges which display surface the tourist is looking at according to the sight line path of the tourist and the information of the plurality of display surfaces, and marks the lamp tubes corresponding to the display surface the tourist is looking at;
the second power supply device (209) supplies power to the marking lamp tube by the self-generating energy storage equipment to enable the marking lamp tube to illuminate the corresponding display surface;
the stopping device (210) is used for obtaining the photo of the tourist again after the preset time if the anti-skid handle is not rotated;
and if the tourist photos do not have the character characteristics, the self-generating energy storage equipment stops supplying power to the lamp tube.
9. The utility model provides an interactive identification means that introduces which is characterized in that introduces and is equipped with the camera on the sign, the device includes:
the first obtaining module (301) obtains time, judges whether the time is within a preset light starting range, and if the time is within the preset light starting range, the self-generating energy storage equipment supplies power to the lamp tube;
the adjusting module (302) is used for acquiring the date and judging the sunset time according to the date;
adjusting the preset light starting range according to the sunset time;
the first power supply module (303) is used for supplying power to the lamp tubes corresponding to the display surfaces of the tourists by the self-generating energy storage equipment when the tourists approach the identification roller;
the second acquisition module (304) is used for acquiring images of the tourists when the tourists hand-shake the anti-slip handles;
an analysis module (305) for analyzing the guest line-of-sight path based on the guest image;
the judging module (306) is used for acquiring the height of the tourist and further judging which display surface the tourist looks at according to the height and the line-of-sight path;
a third acquisition module (307) for acquiring all the information of the display surfaces facing the tourist when the marking roller stops rotating, wherein the information of the display surfaces is used for corresponding to the lamp tube;
the marking module (308) judges which display surface the tourist is looking at according to the sight line path of the tourist and the information of the plurality of display surfaces, and marks the lamp tubes corresponding to the display surface the tourist is looking at;
the second power supply module (309) supplies power to the marking lamp tube by the self-generating energy storage equipment, so that the marking lamp tube illuminates the corresponding display surface;
the stopping module (310) is used for obtaining the photo of the tourist again after the preset time if the anti-skid handle is not rotated;
and if the tourist photos do not have the character characteristics, the self-generating energy storage equipment stops supplying power to the lamp tube.
10. A computer-readable storage medium, in which a computer program is stored which can be loaded by a processor and which executes the method of any one of claims 1 to 7.
CN202011346005.1A 2020-11-25 2020-11-25 Method, system, device and storage medium for using interactive introduction identifier Pending CN112434741A (en)

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Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050162381A1 (en) * 2002-05-28 2005-07-28 Matthew Bell Self-contained interactive video display system
JP2009104426A (en) * 2007-10-24 2009-05-14 Advanced Telecommunication Research Institute International Interactive sign system
US20100295839A1 (en) * 2009-05-19 2010-11-25 Hitachi Consumer Electronics Co., Ltd. Image Display Device
US20120144312A1 (en) * 2010-12-07 2012-06-07 Sony Corporation Information processing apparatus and information processing system
JP2012187178A (en) * 2011-03-09 2012-10-04 Fujitsu Ltd Visual line detection device and visual line detection method
JP2016118816A (en) * 2014-12-18 2016-06-30 カシオ計算機株式会社 Display system, display method, and program
JP2017156602A (en) * 2016-03-03 2017-09-07 Necディスプレイソリューションズ株式会社 Display control device and display control method
WO2018098780A1 (en) * 2016-12-01 2018-06-07 深圳前海达闼云端智能科技有限公司 Interactive advertisement presentation method, terminal, and smart city interaction system
CN109117893A (en) * 2018-08-28 2019-01-01 华中师范大学 A kind of action identification method and device based on human body attitude
CN109583292A (en) * 2018-10-11 2019-04-05 杭州电子科技大学 A kind of visibility region detection method
WO2019224868A1 (en) * 2018-05-21 2019-11-28 Necディスプレイソリューションズ株式会社 Display device
CN110795982A (en) * 2019-07-04 2020-02-14 哈尔滨工业大学(深圳) Apparent sight estimation method based on human body posture analysis
WO2020186867A1 (en) * 2019-03-18 2020-09-24 北京市商汤科技开发有限公司 Method and apparatus for detecting gaze area and electronic device

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050162381A1 (en) * 2002-05-28 2005-07-28 Matthew Bell Self-contained interactive video display system
JP2009104426A (en) * 2007-10-24 2009-05-14 Advanced Telecommunication Research Institute International Interactive sign system
US20100295839A1 (en) * 2009-05-19 2010-11-25 Hitachi Consumer Electronics Co., Ltd. Image Display Device
US20120144312A1 (en) * 2010-12-07 2012-06-07 Sony Corporation Information processing apparatus and information processing system
JP2012187178A (en) * 2011-03-09 2012-10-04 Fujitsu Ltd Visual line detection device and visual line detection method
JP2016118816A (en) * 2014-12-18 2016-06-30 カシオ計算機株式会社 Display system, display method, and program
JP2017156602A (en) * 2016-03-03 2017-09-07 Necディスプレイソリューションズ株式会社 Display control device and display control method
WO2018098780A1 (en) * 2016-12-01 2018-06-07 深圳前海达闼云端智能科技有限公司 Interactive advertisement presentation method, terminal, and smart city interaction system
WO2019224868A1 (en) * 2018-05-21 2019-11-28 Necディスプレイソリューションズ株式会社 Display device
US20210225305A1 (en) * 2018-05-21 2021-07-22 Nec Display Solutions, Ltd. Display device
CN109117893A (en) * 2018-08-28 2019-01-01 华中师范大学 A kind of action identification method and device based on human body attitude
CN109583292A (en) * 2018-10-11 2019-04-05 杭州电子科技大学 A kind of visibility region detection method
WO2020186867A1 (en) * 2019-03-18 2020-09-24 北京市商汤科技开发有限公司 Method and apparatus for detecting gaze area and electronic device
CN110795982A (en) * 2019-07-04 2020-02-14 哈尔滨工业大学(深圳) Apparent sight estimation method based on human body posture analysis

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
丁玉兰: "《人机工程学》", 28 February 2017, 北京理工大学出版社 *
刘瑞欢: "基于表观和头部姿态的视线估计***设计与实现", 《中国优秀硕士学位论文全文数据库》 *
张金刚: "互动LED显示屏的几种实现方案探讨", 《现代显示》 *
李露等: "《基于物联网技术的智慧照明LED设计与应用》", 31 January 2019 *

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Application publication date: 20210302