CN106789485B - A kind of easily smart home monitoring system - Google Patents
A kind of easily smart home monitoring system Download PDFInfo
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- CN106789485B CN106789485B CN201710104810.5A CN201710104810A CN106789485B CN 106789485 B CN106789485 B CN 106789485B CN 201710104810 A CN201710104810 A CN 201710104810A CN 106789485 B CN106789485 B CN 106789485B
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- 238000001514 detection method Methods 0.000 claims description 10
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- 230000007613 environmental effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2803—Home automation networks
- H04L12/2816—Controlling appliance services of a home automation network by calling their functionalities
- H04L12/282—Controlling appliance services of a home automation network by calling their functionalities based on user interaction within the home
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Human Computer Interaction (AREA)
- Automation & Control Theory (AREA)
- Multimedia (AREA)
- Image Analysis (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
A kind of easily smart home monitoring system, including information acquisition module, information transmission modular, controller module and mobile terminal module；Information acquisition module is connect with controller module, for the indoor information collected to be transferred to controller module, controller module is connect by information transmission modular with mobile terminal module, for the data received to be transferred to mobile terminal module by information transmission modular, user can understand indoor situation in real time by mobile terminal, and instruction, the operating status for the instruction operation smart home that controller module is assigned according to user are assigned to controller module as needed.Beneficial effects of the present invention are：By the mutual cooperation between each module, it can realize effective monitoring of smart home, ensure the comfortable and safe of domestic environment.
Description
Technical field
The invention is related to smart home security fields, and in particular to a kind of easily smart home monitoring system.
Background technology
With the development of social economy and the progress of science and technology, people’s lives level is greatly improved, intelligence
Household obtains in people's lives greatly to be popularized, and is progressed into everybody life, has been brought greatly
Facility.With popularizing for smart home, how to realize that smart home is comprehensive, what effective monitoring must not be not concerned with as one
Problem, often there is the shortcomings of high energy consumption, complicated and monitoring is not comprehensive in traditional intelligence household monitoring system, for these
Disadvantage, the present invention provide a kind of easily smart home monitoring system, can realize monitoring comprehensive to smart home, effective.
Invention content
In view of the above-mentioned problems, the present invention is intended to provide a kind of easily smart home monitoring system.
The purpose of the invention is achieved through the following technical solutions：
A kind of easily smart home monitoring system, including information acquisition module, controller module, information transmission modular and
Mobile terminal module；Information acquisition module is connect with controller module, for the indoor information collected to be transferred to control
Device module, controller module are connect by information transmission modular with mobile terminal module, for the data received to be passed through letter
Breath transmission module is transferred to mobile terminal module, and user can understand indoor situation in real time by mobile terminal, and according to need
Instruction, the operating status for the instruction control smart home that controller module is assigned according to user are assigned to controller module.
Preferably, the mobile terminal module is to be equipped with the smart mobile phone or tablet computer of related application.
Preferably, described information acquisition module includes Environment Monitor Unit and video monitor unit, the environmental monitoring list
Member includes smoke detector, gas detector, hygrosensor and hygrosensor, for the environment shape in domestic environment
Condition is monitored, and the video monitor unit includes the camera in each room, for being regarded in real time to domestic environment realization
Frequency monitors.
Preferably, the video monitor unit further includes image processing unit, and described image processing unit includes that image picks
Except part, image cropping part, target detection part and image encryption part.
Preferably, described image rejects part and is used to reject the redundant image that video monitor unit collects,
It specifically includes：
A, for two images M (Ir,Ig,Ib) and N (Er,Eg,Eb), for the pixel of same position on image, definition
Similarity formula,
In formula, A (M, N) indicates the similitude of two images, Ir、Ig、IbIndicate the red of pixel in M images, green and
Blue color component value, Er、Eg、EbIndicate red, the green and blue color component value of pixel in N images；
If b, pixel of the similitude more than 0.02 is more than 8.5% in image, wherein piece image conduct is randomly selected
Redundant image is rejected.
Preferably, described image cuts part for being cut to remaining image after rejecting, specifically includes：
The edge of image is cut if image size is X × Y, retains picture centre region, the shared figure in central area
As area ratio is determined using following formula：
In formula, B indicates that the image after cutting accounts for original image area ratio, fminFor sensor shortest focal length, f adopts for sensor
Collect real focal length used when image.
Beneficial effects of the present invention are：Setting information acquisition module, controller module, information transmission modular and mobile terminal
Module, it is simple in structure, flexibly and easily；It, can be timely and effectively by collected household by the mutual cooperation between each module
Information is accurately transferred to controller module, and the information collected is sent to shifting by controller module by information transmission modular
Dynamic terminal, domestic environment state is understood convenient for user, and assign instruction, controller to controller module as the case may be in real time
The operating status for the instruction operation smart home that module is assigned according to user.
Description of the drawings
Innovation and creation are described further using attached drawing, but the embodiment in attached drawing does not constitute and appoints to the invention
What is limited, for those of ordinary skill in the art, without creative efforts, can also be according to the following drawings
Obtain other attached drawings.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural schematic diagram of image processing unit；
Reference numeral：
Information acquisition module 1, controller module 2, information transmission modular 3, mobile terminal module 4, Environment Monitor Unit 11,
Video monitor unit 12, image processing unit 13, image reject part 131, image cropping part 132, target detection part
133, image encryption part 134.
Specific implementation mode
The invention will be further described with the following Examples.
Referring to Fig. 1, a kind of easily smart home monitoring system, including information acquisition module 1, controller of the present embodiment
Module 2, information transmission modular 3 and mobile terminal module 4；Information acquisition module 1 is connect with controller module 2, for that will acquire
Obtained indoor information is transferred to controller module 2, and controller module 2 is connected by information transmission modular 3 and mobile terminal module 4
It connects, for the data received to be transferred to mobile terminal module 4 by information transmission modular 3, user can be by mobile whole
End understands indoor situation in real time, and assigns instruction to controller module 2 as needed, and controller module 2 is assigned according to user
Instruction operation smart home operating status.
Preferably, the mobile terminal module is to be equipped with the smart mobile phone or tablet computer of related application.
Preferably, described information acquisition module includes Environment Monitor Unit and video monitor unit, the environmental monitoring list
Member includes smoke detector, gas detector, hygrosensor and hygrosensor, for the environment shape in domestic environment
Condition is monitored, and the video monitor unit includes the camera in each room, for being regarded in real time to domestic environment realization
Frequency monitors.
The above embodiment of the present invention setting information acquisition module, controller module, information transmission modular and mobile terminal mould
Block, it is simple in structure, flexibly and easily；By the mutual cooperation between each module, timely and effectively collected household can be believed
Breath is accurately transferred to controller module, and the information collected is sent to movement by controller module by information transmission modular
Terminal understands domestic environment state convenient for user, and assigns instruction, controller mould to controller module as the case may be in real time
The operating status for the instruction control smart home that root tuber is assigned according to user.
Preferably, the video monitor unit 12 further includes image processing unit 13, and described image processing unit includes figure
As rejecting part 131, image cropping part 132, target detection part 133 and image encryption part 134.
Preferably, described image rejects part 131 for being picked to the redundant image that video monitor unit collects
It removes, specifically includes：
A, for two images M (Ir,Ig,Ib) and N (Er,Eg,Eb), for the pixel of same position on image, definition
Similarity formula,
In formula, A (M, N) indicates the similitude of two images, Ir、Ig、IbRed, green and blue color in expression M images
Color component value, Er、Eg、EbIndicate red, the green and blue color component value in N images；
If b, pixel of the similitude more than 0.02 is more than 8.5% in image, wherein piece image conduct is randomly selected
Redundant image is rejected.
This preferred embodiment eliminates redundant image, and calculation amount is greatly reduced, and improves image processing efficiency.
Preferably, described image cuts part 132 for being cut to remaining image after rejecting, specifically includes：
The edge of image is cut if image size is X × Y, retains picture centre region, the shared figure in central area
As area ratio is determined using following formula：
In formula, B indicates that the image after cutting accounts for original image area ratio, fminFor sensor shortest focal length, f adopts for sensor
Collect real focal length used when image；
This preferred embodiment solves the problems, such as pattern distortion caused by sensor lens.
Preferably, the target detection part 133 is used to carry out the image after cutting the knowledge of shadow removal and target
Not, it specifically includes：
(1) from the histogram in the extracting target from images section received and shade therein is removed, the specific steps are：
A. the R corresponding to each pixel i is obtainedi、Gi、BiComponent establishes color space
B. matrix Y is defined to be used for three-dimensional vectorDimension-reduction treatment is carried out, is specifically included：
In formula,M is pixel sum in image.
C. the bivector that will be obtainedCarry out projection process, the gray value A after being projectedi, specially：
D. by the assertive evidence gray value A of acquisitioniIt is handled according to the following formula, specially：
E. gray value A ' is establishediHistogram, it is full away from, packet count k to obtain fixed group to take a fixed packet count k
Sufficient minimum packets number；
F. histogram Probability p is calculatedj, in the hope of intrinsic figure in angleEntropy, calculation formula is：
In formula, hjThe pixel sum for being j for gray level, k are histogram packet count,For histogram information entropy.
G. using being projected from 0 to 180 degree, the intrinsic figure that each Angles Projections obtain is obtained, is counted according to the method described above
Intrinsic figure is calculated in each angleEntropy, to acquire minimum entropySpecially：
H. minimum entropyCorresponding angle is exactly intrinsic angleIts corresponding grey scale image is that the illumination of target is unrelated
Scheme So。
(2) using background subtraction obtain containing hypographous target S on the basis of be partitioned into the histogram of target interval
With the histogram in shade section, the specific steps are：
A. the corresponding gray value D of each pixel is calculated according to following equationj；
Dj=β Rj+δGj+θBj(j=1,2 ... K)
In formula, Rj、Gj、BjRed, green and blue component value corresponding to respectively pixel j, β, δ, θ are respectively Rj、
Gj、BjWeights of the component in gray value calculating, and meet β, δ, θ >=0, β+δ+θ=1, K is pixel sum in image.
B. by the intrinsic gray value D of acquisitionjIt is handled according to the following formula；
C. gray value D is utilizedj' grey level histogram is established, determine that its packet count is M, cut-point is M；
D. each cut-point is set as initial threshold, calculates the histogram of each threshold value the right and left, calculates publicity
It is as follows：
Wherein, n is initial threshold, and n=1,2 ... M, M are packet count, XiFor the pixel number in group i.
E. the above-mentioned V being calculatedn' corresponding initial threshold n is final threshold value y；
F. the histogram divion of target S can be obtained according to the threshold value y of acquisition by histogram and the shadow region of target interval
Between histogram, be utilized respectively the area of object in statistics with histogram target interval and shade section：
Wherein, XiFor the pixel number in group i, giFor the probability for the pixel that image gray levels are i, S1、S2Respectively histogram
The area of middle object；
(3) histogram in test-target section, to obtain target interval, the specific steps are：
A. the unrelated figure S of illumination is calculated0Histogram in object area, calculation formula is：
Wherein, hjFor pixel sum, p in set of histograms jjFor the probability for the pixel that image gray levels are j, S0For histogram
The area of object in figure.
B. target interval S is definediInspection formula it is as follows：
Si=| Si-S0|-τ (i=1,2)
Si<When 0, SiAs target interval, Si>When 0, SiAs shade section, τ are detection threshold value, are set to 0.065 here.
The object detection unit of this preferred embodiment setting, using fixed group away from overcoming histogram when histogram is established
Figure group changes away from sum number amount calculates the instability problem brought to comentropy；Target detection is carried out according to the unrelated figure of illumination, is ensured
The verification and measurement ratio of target；Between shade and target when transition unobvious, it is preferably partitioned into the histogram and the moon of target interval
Histogram between shadow zone improves the verification and measurement ratio of target interval.
Preferably, described image encryption part 134 is used to that the image after cutting to be encrypted, including：
A, the size of coloured image after cutting is set as H × K, extracts rgb color component；
B, coloured image is divided into the identical grid of multiple sizes, then utilize long-lost cosine code to each grid into
Row transformation, obtains each color component coefficient matrix；
C, it is transmitted after using des encryption algorithm for encryption to each color component coefficient.
This preferred embodiment ensure that reliability and safety of the image in transmission process, overcome conventional encryption algorithm
The deficiencies of traffic load is big.
The present invention rejects part and target detection part using the image shot under different conditions to the image of this system
Divide and carried out a series of tests, it is shown that test result is as follows：
| Test target | Multiimage rejecting rate | Target recall rate |
| Mobile object | 100% | 99% |
| Stationary object | 100% | 100% |
| Mobile human body | 99% | 99% |
| Static human body | 100% | 100% |
The image that can be seen that this system by above-mentioned test data rejects the pixel that part is more than similitude 0.02
Point is more than 8.5% two images, can effectively be deleted a wherein width, to improve the processing effect in system later stage
Rate；In addition it can be seen that the target in image can effectively be detected in target detection part, intelligence is fully achieved
The demand of energy household monitoring system.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although being explained in detail to the present invention with reference to preferred embodiment, those skilled in the art answer
Work as understanding, technical scheme of the present invention can be modified or replaced equivalently, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (3)
1. a kind of easily smart home monitoring system, characterized in that passed including information acquisition module, controller module, information
Defeated module and mobile terminal module；Information acquisition module is connect with controller module, for passing the indoor information collected
It is defeated by controller module, controller module is connect by information transmission modular with mobile terminal module, the number for will receive
It is transferred to mobile terminal module according to by information transmission modular, user can understand indoor situation in real time by mobile terminal,
And instruction, the operation for the instruction control smart home that controller module is assigned according to user are assigned to controller module as needed
State；Described information acquisition module includes Environment Monitor Unit and video monitor unit, and the Environment Monitor Unit includes smog
Detector, gas detector, hygrosensor and hygrosensor, for being supervised to the environmental aspect in domestic environment
Control, the video monitor unit includes the camera in each room, for realizing real-time video monitoring to domestic environment；Institute
It further includes image processing unit to state video monitor unit, and described image processing unit includes that image rejects part, image cropping portion
Point, target detection part and image encryption part；It is superfluous for being collected to video monitor unit that described image rejects part
Remaining image is rejected, and is specifically included：
A, for two images M and N, the value for defining the pixel of same position on image is M (Ir, Ig, Ib) and N (Er, Eg,
Eb), then similarity formula is：
In formula, A (M, N) indicates the similitude of two images, Ir、Ig、IbIndicate red, the green and blue of pixel in M images
Color component value, Er、Eg、EbIndicate red, the green and blue color component value of pixel in N images；
If b, pixel of the similitude more than 0.02 is more than 8.5% in image, wherein piece image is randomly selected as redundancy
Image is rejected.
2. a kind of easily smart home monitoring system according to claim 1, characterized in that the mobile terminal module
To be equipped with the smart mobile phone or tablet computer of related application.
3. a kind of easily smart home monitoring system according to claim 2, characterized in that image cropping part is used for
Remaining image after rejecting is cut, is specifically included：
The edge of image is cut if image size is X × Y, reservation picture centre region, image surface shared by central area
Product ratio is determined using following formula：
In formula, B indicates that the image after cutting accounts for original image area ratio, fminFor sensor shortest focal length, f is sensor acquisition figure
As when real focal length used.
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| CN107105169A (en) * | 2017-06-07 | 2017-08-29 | 深圳市创艺工业技术有限公司 | A kind of effective plant area's safety monitoring system |
| CN112839244B (en) * | 2019-11-22 | 2022-03-25 | 北京大学 | Monitoring video grading encryption and decryption method and system based on code stream grade |
| CN113063483A (en) * | 2021-03-11 | 2021-07-02 | 安徽天恩旅行用品科技有限公司 | Intelligent suitcase with article monitoring function based on image processing |
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| CN105589337A (en) * | 2016-03-10 | 2016-05-18 | 山东钢铁股份有限公司 | Automatic control system of smart home |
| CN105676652A (en) * | 2014-11-20 | 2016-06-15 | 无锡美诺塑业有限公司 | Smart home system control method |
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| CN102542267B (en) * | 2011-12-26 | 2013-07-03 | 哈尔滨工业大学 | Salient region detecting method combining spatial distribution and global contrast |
| US9554063B2 (en) * | 2015-06-12 | 2017-01-24 | Google Inc. | Using infrared images of a monitored scene to identify windows |
| WO2017015894A1 (en) * | 2015-07-29 | 2017-02-02 | 王铭 | Mobile phone-controlled smart home system having monitoring function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103454955A (en) * | 2013-09-06 | 2013-12-18 | 南京理工大学 | Remote monitoring system and method base on short messages |
| CN103744306A (en) * | 2013-12-25 | 2014-04-23 | 广西科技大学 | Intelligent household monitoring system |
| CN104252167A (en) * | 2014-09-04 | 2014-12-31 | 南通北城科技创业管理有限公司 | Lab VIEW-based intelligent household monitoring system |
| CN105676652A (en) * | 2014-11-20 | 2016-06-15 | 无锡美诺塑业有限公司 | Smart home system control method |
| CN105589337A (en) * | 2016-03-10 | 2016-05-18 | 山东钢铁股份有限公司 | Automatic control system of smart home |
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