CN103745576A - Display screen monitoring and warning system and display screen monitoring and warning method for protecting vision of children - Google Patents
Display screen monitoring and warning system and display screen monitoring and warning method for protecting vision of children Download PDFInfo
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- CN103745576A CN103745576A CN201410013844.XA CN201410013844A CN103745576A CN 103745576 A CN103745576 A CN 103745576A CN 201410013844 A CN201410013844 A CN 201410013844A CN 103745576 A CN103745576 A CN 103745576A
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- 230000004438 eyesight Effects 0.000 title claims abstract description 26
- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000004364 calculation method Methods 0.000 claims abstract description 6
- 230000004224 protection Effects 0.000 claims description 21
- 238000000513 principal component analysis Methods 0.000 claims description 9
- 238000012790 confirmation Methods 0.000 claims description 6
- 230000001815 facial effect Effects 0.000 claims description 6
- 230000000007 visual effect Effects 0.000 claims description 6
- 239000000284 extract Substances 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 3
- 230000003595 spectral effect Effects 0.000 claims description 3
- 238000012706 support-vector machine Methods 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 2
- 238000012795 verification Methods 0.000 abstract 4
- 208000001491 myopia Diseases 0.000 description 5
- 230000036544 posture Effects 0.000 description 4
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004379 myopia Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 208000029257 vision disease Diseases 0.000 description 2
- 230000004393 visual impairment Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 206010047571 Visual impairment Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 230000037213 diet Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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Abstract
The invention relates to a display screen monitoring and warning system for protecting the vision of children, which comprises a controller, a camera, a face recognition unit, a feature parameter calculation unit, an age verification unit, a viewing angle verification unit, a timing device and a warning module, and the controller is connected with the camera, the face recognition unit, the feature parameter calculation unit, the age verification unit, the viewing angle verification unit, the timing device and the warning module. The method can be used for carrying out monitoring mainly by judging three conditions, i.e. age, viewing angle and time, and when the three conditions are met, the system gives the alarm. The system and the method have the advantages that the age of a child watching a display screen can be judged, the purposefulness is high, and the normal lives of adults are not affected; because real-time monitoring is realized, the system can effectively prevent and eliminate the affection of bad watching habit on the vision of children.
Description
Technical field
The present invention relates to a kind of display screen monitoring and alarming system and method for child protection eyesight.
Background technology
China is one of country that the near-sighted incidence of disease is the highest in the world, myopia number the first in the world.Chinese student's eyesight status is low, makes us extremely worrying.Because abnormal sitting posture is to cause bathomorphic main cause with long-time excess eye-using.So it is instant designing instrument or the system of a set of vision protection.
There have been now a variety of vision protectors both at home and abroad.At home, sight protectio instrument that can free-extension on relatively conventional a kind of desk that is mounted in children, corrects children's sitting posture and reading/writing distance by adjusting the height of instrument.Also having some is the hanging eyesight protectors of chest, when children's sitting posture or reading/writing distance can be reminded children's correcting sitting postures in vibration alarming mode when incorrect.
Also be devoted to research myopia abroad, they more lay particular emphasis on near-sighted reason comparatively speaking.An expert of the U.S. represents, fresh vegetables and fish can vision protections, reduce the near-sighted incidence of disease.By rational diet and nutrition arrangement, to the protection of eyesight and prevention, also can play a multiplier effect.
Investigation is found, on market, the instrument and equipment of great majority strick precaution visual impairment is all the instrument for student's some protection visual impairments of research and development when reading is learnt now, yet more and more general along with electronic product, present child is also suitable interested in electronic product.Watch for a long time electronic product serious threat to child's eyesight, therefore the system for a set of protection of the design of electronic products child eyesight of display screen is instant.
Summary of the invention
For solving above technical deficiency, the invention provides a kind of display screen monitoring and alarming system and method for child protection eyesight, it can be to watching the children of display screen to identify and carrying out effective monitoring.
The present invention is achieved by the following measures:
The display screen monitoring and alarming system of a kind of child protection eyesight of the present invention; comprise controller and the camera being connected with controller, face identification unit, calculation of characteristic parameters unit, age confirmation unit, visual angle confirmation unit, time set and alarm module, described camera is fixed on display screen top.
Above-mentioned controller is connected with display screen gauge tap.
The method for supervising of the display screen monitoring alarm device of child protection eyesight of the present invention, comprises the following steps:
Step 1, is positioned at the image in display screen the place ahead by camera acquisition.
Step 2, processes image, has judged whether people's face, if nobody's face records display screen opening time t
0, and judge whether to surpass setting value T
0if surpass T
0, automatically close display screen; Return to if not step 1; If someone face carry out step 3.
Step 3, extracts face characteristic parameter, and by analyzing and processing, estimates the physiological age n of this people's face, judges that this age, whether lower than default age value N, if so, carry out step 4, if not, carry out step 1;
Step 4, measures the eyes of this people's face and the visual angle α of display screen, judges that whether this angle [alpha] is greater than predetermined angle β, if so, carry out step 5; If not, record viewing time t
1and judge whether this time surpasses setting value T
1, if so, provide noise prompting, carry out step 1 if not.
Step 5, carries out timing, if timing time t
2surpass preset time T
2, send warning message or close display screen; Return to if not step 1.
In step 3, the face characteristic parameter extracting is carried out wavelet transformation and extracted amplitude domain collection of illustrative plates; Application local binary patterns LBP is to amplitude domain figure spectral encoding, and be divided into not overlapping and there is the rectangular block of formed objects, calculate the histogram of each sub-block, the sequence that the histogram of all sub-blocks of a width facial image is formed is connected in series, as the texture feature vector of facial image; Then by principal component analysis (PCA) (being PCA), texture feature vector is carried out to dimensionality reduction, and carry out age estimation by support vector machines.
In step 2, T
0get 15 minutes; In step 3, N gets 14 years old; In step 4, β gets 45 °; In step 4, T
1get 5 minutes; In step 5, T
2get 1 hour.
The invention has the beneficial effects as follows: can be to watching the children of display screen to carry out age differentiation, with strong points, do not affect adult's normal life, realized real-time monitoring, effectively take precautions against and conciliate except because of the bad impact of watching custom to cause children ' s vision.
Accompanying drawing explanation
Fig. 1 is workflow block diagram of the present invention.
Embodiment
The display screen monitoring and alarming system of a kind of child protection eyesight of the present invention, compares with the protection instrument of those child protection eyesights before, adopts the mode of artificial intelligence process to realize real-time monitoring system in the present invention.Mainly for the electronic product with display screen, such as on televisor, notebook computer, panel computer and smart mobile phone etc., native system being installed, for the children that watch these display screens, can play certain vision protection effect.
Native system comprises controller and the camera being connected with controller, face identification unit, calculation of characteristic parameters unit, age confirmation unit, visual angle confirmation unit, time set and alarm module, and camera is fixed on display screen top section.Controller is connected with display screen gauge tap.
The method for supervising of the display screen monitoring alarm device of child protection eyesight of the present invention, comprises the following steps:
Step 1, is positioned at the image in display screen the place ahead by camera collection;
Step 2, processes image, has judged whether people's face, if nobody's face means that people is not before display screen, records display screen opening time t
0, and judge whether to surpass setting value T
0if surpass T
0, automatically close display screen; Return to if not step 1; If someone face carry out step 3.
Step 3, extracts face characteristic parameter, and calculation of characteristic parameters module and age confirm that module estimates the physiological age n of this people's face by analyzing and processing, judge that whether this age is lower than default age value N, if so, illustrate that beholder is children, carry out step 4; If not, illustrate that beholder is adult, return to step 1 and continue to gather image.
Step 4, measures the eyes of this people's face and the visual angle α of display screen, judges whether this angle [alpha] is greater than predetermined angle β, if so, illustrates that now children are facing display screen, carry out step 5; If not, illustrate that now children are tilting to watch display screen, record tilts to watch the time t of display screen
1and judge whether this time surpasses setting value T
1, if so, providing noise prompting, object is to allow children return face the state of watching display screen, carry out step 1 if not, continues t writing time
1.
Illustrate that now children are tilting to watch display screen, carry out step 4, if not, illustrate that children do not watch display screen, return to step 1 and continue to gather image;
Step 5, watches timing, if timing time t
2surpass preset time T
2, illustrate that children watch overlong time, send warning message or close display screen; Returning to if not step 1 continues gather image and record viewing time t
2.
In step 3, the process of mainly carrying out is to carry out wavelet transformation and extract amplitude domain collection of illustrative plates extracting face characteristic parameter; Application local binary patterns LBP is to amplitude domain figure spectral encoding, and be divided into not overlapping and there is the rectangular block of formed objects, calculate the histogram of each sub-block, the sequence that the histogram of all sub-blocks of a width facial image is formed is connected in series, as the texture feature vector of facial image; Then by principal component analysis (PCA) PCA, texture feature vector is carried out dimension, and carry out age estimation by support vector machines.
In general N gets 14 years old; In step 2, T
0get 15 minutes; In step 3; In step 4, β gets 45 °; In step 4, T
1get 5 minutes; In step 5, T
2get 1 hour.
The above is only the preferred implementation of this patent.It should be pointed out that for those skilled in the art, not departing under the prerequisite of the art of this patent principle, can also make some improvement and replacement, these improvement and replacement also should be considered as the protection domain of this patent.
Claims (5)
1. the display screen monitoring and alarming system of a child protection eyesight; it is characterized in that: comprise controller and the camera being connected with controller, face identification unit, calculation of characteristic parameters unit, age confirmation unit, visual angle confirmation unit, time set and alarm module, described camera is fixed on display screen top.
2. the display screen monitoring and alarming system of child protection eyesight according to claim 1, is characterized in that: described controller is connected with display screen gauge tap.
3. a method for supervising that utilizes the display screen monitoring alarm device of child protection eyesight described in claim 1, is characterized in that, comprises the following steps:
Step 1, is positioned at the image in display screen the place ahead by camera acquisition;
Step 2, processes image, has judged whether people's face, if nobody's face records display screen opening time t
0, and judge whether to surpass setting value T
0if surpass T
0, automatically close display screen; Otherwise return to step 1; If someone face carry out step 3;
Step 3, extracts face characteristic parameter, and by analyzing and processing, estimates the physiological age n of this people's face, judges that this age, whether lower than default age value N, if so, carry out step 4, if not, carry out step 1;
Step 4, measures the eyes of this people's face and the visual angle α of display screen, judges that whether this angle [alpha] is greater than predetermined angle β, if so, carry out step 5; If not, record viewing time t
1and judge whether this time surpasses setting value T
1, if so, provide noise prompting, otherwise carry out step 1;
Step 5, carries out timing, if timing time t
2surpass preset time T
2, send warning message or close display screen; Return to if not step 1.
4. the method for supervising of the display screen monitoring alarm device of child protection eyesight according to claim 3, is characterized in that: in step 2, to extracting face characteristic parameter, carry out wavelet transformation and extract amplitude domain collection of illustrative plates; Application local binary patterns LBP is to amplitude domain figure spectral encoding, and be divided into not overlapping and there is the rectangular block of formed objects, calculate the histogram of each sub-block, the sequence that the histogram of all sub-blocks of a width facial image is formed is connected in series, as the texture feature vector of facial image; Then by principal component analysis (PCA) PCA, texture feature vector is carried out to dimensionality reduction, and carry out age estimation by support vector machines.
5. the method for supervising of the display screen monitoring alarm device of child protection eyesight according to claim 3, is characterized in that: in step 2, and T
0get 15 minutes; In step 3, N gets 14 years old; In step 4, β gets 45 °; In step 4, T
1get 5 minutes; In step 5, T
2get 1 hour.
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| CN103745576B CN103745576B (en) | 2016-01-06 |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105450868A (en) * | 2015-12-02 | 2016-03-30 | 广东小天才科技有限公司 | Harmful light prompting method and device |
| CN105450869A (en) * | 2015-12-02 | 2016-03-30 | 广东小天才科技有限公司 | Harmful light prompting method and device |
| CN105549967A (en) * | 2015-12-09 | 2016-05-04 | 北京用友政务软件有限公司 | Myopia prevention method of intelligent electronic device |
| CN106022247A (en) * | 2016-05-16 | 2016-10-12 | 京东方科技集团股份有限公司 | Display device and method |
| CN106598532A (en) * | 2016-11-29 | 2017-04-26 | 深圳天珑无线科技有限公司 | Method and device for protecting eyesight |
| WO2017128403A1 (en) * | 2016-01-30 | 2017-08-03 | 张仓 | Television having function of supervising studying activity of child and method of controlling same |
| CN107037772A (en) * | 2016-02-03 | 2017-08-11 | 阿自倍尔株式会社 | Detection means and method |
| CN107330722A (en) * | 2017-06-27 | 2017-11-07 | 昝立民 | A kind of advertisement placement method of shared equipment |
| CN107369305A (en) * | 2017-08-22 | 2017-11-21 | 中原工学院 | A kind of children's vision protection system and its application method |
| CN107623681A (en) * | 2017-09-01 | 2018-01-23 | 深圳市鼎盛智能科技有限公司 | The network security monitoring method and intelligent robot of intelligent robot |
| CN107871118A (en) * | 2017-09-30 | 2018-04-03 | 珠海格力电器股份有限公司 | Control method, device and system of cooking appliance, storage medium and processor |
| CN108804901A (en) * | 2018-06-04 | 2018-11-13 | 盎锐（上海）信息科技有限公司 | Terminal device based on image recognition technology and control method |
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| CN115264800A (en) * | 2022-06-16 | 2022-11-01 | 青岛海尔空调器有限总公司 | Air conditioner-based electronic product use duration prompting method and device and air conditioner |
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Cited By (20)
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| CN105450869A (en) * | 2015-12-02 | 2016-03-30 | 广东小天才科技有限公司 | Harmful light prompting method and device |
| CN105450868A (en) * | 2015-12-02 | 2016-03-30 | 广东小天才科技有限公司 | Harmful light prompting method and device |
| CN105549967A (en) * | 2015-12-09 | 2016-05-04 | 北京用友政务软件有限公司 | Myopia prevention method of intelligent electronic device |
| WO2017128403A1 (en) * | 2016-01-30 | 2017-08-03 | 张仓 | Television having function of supervising studying activity of child and method of controlling same |
| CN107037772B (en) * | 2016-02-03 | 2019-12-13 | 阿自倍尔株式会社 | Detection device and method |
| CN107037772A (en) * | 2016-02-03 | 2017-08-11 | 阿自倍尔株式会社 | Detection means and method |
| CN106022247A (en) * | 2016-05-16 | 2016-10-12 | 京东方科技集团股份有限公司 | Display device and method |
| CN106022247B (en) * | 2016-05-16 | 2019-07-30 | 京东方科技集团股份有限公司 | Display device and method |
| CN106598532A (en) * | 2016-11-29 | 2017-04-26 | 深圳天珑无线科技有限公司 | Method and device for protecting eyesight |
| CN107330722A (en) * | 2017-06-27 | 2017-11-07 | 昝立民 | A kind of advertisement placement method of shared equipment |
| CN107369305A (en) * | 2017-08-22 | 2017-11-21 | 中原工学院 | A kind of children's vision protection system and its application method |
| CN107623681A (en) * | 2017-09-01 | 2018-01-23 | 深圳市鼎盛智能科技有限公司 | The network security monitoring method and intelligent robot of intelligent robot |
| CN107871118A (en) * | 2017-09-30 | 2018-04-03 | 珠海格力电器股份有限公司 | Control method, device and system of cooking appliance, storage medium and processor |
| WO2019223479A1 (en) * | 2018-05-24 | 2019-11-28 | 京东方科技集团股份有限公司 | Display adjustment method and apparatus, display device, computer device, and storage medium |
| US11328687B2 (en) | 2018-05-24 | 2022-05-10 | K-Tronics (Suzhou) Technology Co., Ltd. | Display adjustment method, display adjustment apparatus, display device, computer device and storage medium |
| CN108804901A (en) * | 2018-06-04 | 2018-11-13 | 盎锐（上海）信息科技有限公司 | Terminal device based on image recognition technology and control method |
| CN110377385A (en) * | 2019-07-05 | 2019-10-25 | 深圳壹账通智能科技有限公司 | A kind of screen display method, device and terminal device |
| CN110377385B (en) * | 2019-07-05 | 2022-06-21 | 深圳壹账通智能科技有限公司 | Screen display method and device and terminal equipment |
| CN113127831A (en) * | 2020-01-14 | 2021-07-16 | 中移物联网有限公司 | Equipment control method, device, system and related equipment |
| CN115264800A (en) * | 2022-06-16 | 2022-11-01 | 青岛海尔空调器有限总公司 | Air conditioner-based electronic product use duration prompting method and device and air conditioner |
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