CN103745576B - The method for supervising of the display screen monitoring alarm device of child protection eyesight - Google Patents
The method for supervising of the display screen monitoring alarm device of child protection eyesight Download PDFInfo
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- CN103745576B CN103745576B CN201410013844.XA CN201410013844A CN103745576B CN 103745576 B CN103745576 B CN 103745576B CN 201410013844 A CN201410013844 A CN 201410013844A CN 103745576 B CN103745576 B CN 103745576B
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- 230000004438 eyesight Effects 0.000 title claims abstract description 24
- 230000004224 protection Effects 0.000 title claims abstract description 21
- 238000012544 monitoring process Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000000007 visual effect Effects 0.000 claims abstract description 7
- 238000000513 principal component analysis Methods 0.000 claims description 9
- 239000000284 extract Substances 0.000 claims description 6
- 230000001815 facial effect Effects 0.000 claims description 6
- 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
- 238000012790 confirmation Methods 0.000 abstract description 6
- 238000004364 calculation method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000004069 differentiation Effects 0.000 abstract description 2
- 208000001491 myopia Diseases 0.000 description 5
- 230000004379 myopia Effects 0.000 description 4
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- 238000013461 design Methods 0.000 description 2
- 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
- 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
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- 235000013311 vegetables Nutrition 0.000 description 1
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Abstract
The present invention is a kind of display screen monitoring and alarming system of child protection eyesight, the camera comprising controller and be connected with controller, face identification unit, calculation of characteristic parameters unit, age confirmation unit, visual angle confirmation unit, time set and alarm module.Method of the present invention is mainly by judging that age, visual angle and time three conditions are monitored, and when three conditions meet, system will send warning.The invention has the beneficial effects as follows: age differentiation can be carried out to the children of viewing display screen, with strong points, do not affect the normal life of adult; Owing to achieving real-time monitoring, the impact because bad viewing custom causes children ' s vision can effectively be taken precautions against and eliminate to this system.
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.The eyesight status of Chinese student is low, makes us extremely worrying.Because abnormal sitting posture and long-time excess eye-using cause bathomorphic main cause.So design the instrument of a set of vision protection or system is instant.
There is a variety of vision protector both at home and abroad now.At home, can the sight protectio instrument of free-extension on relatively conventional a kind of desk being mounted in children, sitting posture and the reading/writing distance of children is corrected by the height adjusting instrument.Also have some to be the hanging eyesight protectors of chest, when the sitting posture of children or reading/writing distance incorrect time can remind children's correcting sitting postures in vibration alarming mode.
Also be devoted to research myopia abroad, they more lay particular emphasis on the reason of myopia comparatively speaking.An expert of the U.S. represents, fresh vegetables and fish can vision protections, reduce the incidence of disease of myopia.By rational diet and nutrition arrangement, also can play a multiplier effect to the protection of eyesight and prevention.
Investigation finds, now commercially 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 a book study, but more and more general along with electronic product, present child is also suitable interested in electronic product.The serious threat of long viewing electronic product is to the eyesight of child, and the system therefore for design of electronic products a set of protection 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 identify the children of viewing display screen and carry 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; the camera comprising controller and be 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 front by camera acquisition.
Step 2, processes image, has judged whether face, if do not have face, then records display screen opening time t
0, and judge whether to exceed setting value T
0if, more than T
0, then automatically display screen is closed; Then return step 1 if not; If there is face, carry out step 3.
Step 3, extracts face characteristic parameter, and estimates the physiological age n of this face by analyzing and processing, judges that whether this age is lower than default age value N, if so, then carry out step 4, if not, then carry out step 1;
Step 4, measures the eyes of this face and the visual angle α of display screen, judges whether this angle [alpha] is greater than predetermined angle β, if so, then carry out step 5; If not, then viewing time t is recorded
1and judge whether this time exceedes setting value T
1, if so, then provide noise prompting, then carry out step 1 if not.
Step 5, carries out timing, if timing time t
2exceed preset time T
2, send warning message or close display screen; Then return step 1 if not.
In step 3, wavelet transformation carried out to the face characteristic parameter extracted 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) (i.e. PCA), dimensionality reduction is carried out to texture feature vector, 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 steps of 5, T
2get 1 hour.
The invention has the beneficial effects as follows: age differentiation can be carried out to the children of viewing display screen, with strong points, do not affect the normal life of adult, achieve real-time monitoring, effectively take precautions against and relieve the impact because bad viewing custom causes 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, compared 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., install native system, the children for these display screens of viewing can play certain vision protection effect.
Camera, face identification unit, calculation of characteristic parameters unit, age confirmation unit, visual angle confirmation unit, time set and alarm module that native system comprises controller and is connected with controller, 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 front by camera collection;
Step 2, processes image, has judged whether face, if do not have face, means people not before display screen, then record display screen opening time t
0, and judge whether to exceed setting value T
0if, more than T
0, then automatically display screen is closed; Then return step 1 if not; If there is 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 face by analyzing and processing, judge that whether this age is lower than default age value N, if so, then illustrate that beholder is children, then carry out step 4; If not, then illustrate that beholder is adult, return step 1 and continue to gather image.
Step 4, measures the eyes of this 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 face display screen, then carry out step 5; If not, then illustrate that now children tilt to watch display screen, then record tilts to watch the time t of display screen
1and judge whether this time exceedes setting value T
1, if so, then provide noise prompting, object allows children return face the state of watching display screen, then carry out step 1 if not, continue t writing time
1.
Then illustrate that now children tilt to watch display screen, carry out steps 4, if not, then illustrate that children do not watch display screen, return step 1 and continue to gather image;
Step 5, carries out viewing timing, if timing time t
2exceed preset time T
2, illustrate that children watch overlong time, then send warning message or close display screen; Then return step 1 if not to continue gather image and record viewing time t
2.
In step 3, the process of mainly carrying out is, carries out wavelet transformation to extracting face characteristic parameter and extracts 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 carry out tieing up to texture feature vector by principal component analysis (PCA) PCA, 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 steps of 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, under the prerequisite not departing from the art of this patent principle, can also make some improvement and replacement, these improve and replace the protection domain that also should be considered as this patent.
Claims (3)
1. a method for supervising for the display screen monitoring alarm device of child protection eyesight, is characterized in that, comprise the following steps:
Step 1, is positioned at the image in display screen front by camera acquisition;
Step 2, processes image, has judged whether face, if do not have face, then records display screen opening time t0, and judges whether to exceed setting value T0, if more than T0, then automatically close display screen; Otherwise return step 1; If there is face, carry out step 3;
Step 3, extracts face characteristic parameter, and estimates the physiological age n of this face by analyzing and processing, judges that whether this age is lower than default age value N, if so, then carry out step 4, if not, then carry out step 1;
Step 4, measures the eyes of this face and the visual angle α of display screen, judges whether this angle [alpha] is greater than predetermined angle β, if so, then carry out step 5; If not, then record viewing time t1 and judge whether this time exceedes setting value T1, if so, then providing noise prompting, otherwise carry out step 1;
Step 5, carries out timing, if timing time t2 exceedes preset time T 2, sends warning message or closes display screen; Then return step 1 if not.
2. the method for supervising of the display screen monitoring alarm device of child protection eyesight according to claim 1, is characterized in that: in step 3, carries out wavelet transformation to extracting face characteristic parameter 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, dimensionality reduction is carried out to texture feature vector, and carry out age estimation by support vector machines.
3. the method for supervising of the display screen monitoring alarm device of child protection eyesight according to claim 1, it is characterized in that: in step 2, T0 gets 15 minutes; In step 3, N gets 14 years old; In step 4, β gets 45 °; In step 4, T1 gets 5 minutes; In steps of 5, T2 gets 1 hour.
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| CN105450869B (en) * | 2015-12-02 | 2018-06-12 | 广东小天才科技有限公司 | Harmful light prompting method and device |
| CN105450868B (en) * | 2015-12-02 | 2018-06-12 | 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 |
| JP6637319B2 (en) * | 2016-02-03 | 2020-01-29 | アズビル株式会社 | Detecting 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 |
| CN107623681B (en) * | 2017-09-01 | 2020-05-05 | 深圳市鼎盛智能科技有限公司 | Network security monitoring method of intelligent robot and 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 |
| CN108711407B (en) * | 2018-05-24 | 2021-04-13 | 高创(苏州)电子有限公司 | Display effect adjusting method, adjusting device, display equipment and storage medium |
| CN108804901B (en) * | 2018-06-04 | 2020-08-25 | 盎锐（上海）信息科技有限公司 | Terminal equipment based on image recognition technology and control method |
| 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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