CN101814113B - Infrared video analytic system of animal behavior - Google Patents
Infrared video analytic system of animal behavior Download PDFInfo
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- CN101814113B CN101814113B CN2010100338912A CN201010033891A CN101814113B CN 101814113 B CN101814113 B CN 101814113B CN 2010100338912 A CN2010100338912 A CN 2010100338912A CN 201010033891 A CN201010033891 A CN 201010033891A CN 101814113 B CN101814113 B CN 101814113B
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- 241001465754 Metazoa Species 0.000 title claims abstract description 82
- 238000002474 experimental method Methods 0.000 claims description 10
- 238000003384 imaging method Methods 0.000 claims description 6
- 230000006399 behavior Effects 0.000 description 50
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 241000255581 Drosophila <fruit fly, genus> Species 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000003331 infrared imaging Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
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- 238000012360 testing method Methods 0.000 description 1
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Abstract
The invention discloses an infrared video analytic system of an animal behavior, relating to the field of life science and the technical field of electronic information. The infrared video analytic system of the animal behavior in the prior art comprises an animal behavior experimental box, an infrared camera, a video collecting card and a computer, wherein the infrared camera is installed on the top of the animal behavior experimental box and is connected with the video collecting card by a video signal line; and the video collecting card is connected with the computer by a data interface. The system improves the animal behavior experimental box on the basis in the prior art; a visible light source is installed on the top of the experimental box; an infrared light source is installed on the bottom of the experimental box; a tray is placed on the middle area of the experimental box; a shading plate is put into an area between the tray and the visible light source for simultaneously realizing observing the animal behavior in a bright area and a dark area and collecting video images; an animal in a video stream can be automatically identified; and a position coordinate of the animal is automatically recorded.
Description
Technical field
The present invention relates to life science and electronic information technical field, relate in particular to a kind of system that carries out animal behavior tracking, record and analyze through infrared imaging and digital image processing techniques.
Background technology
The present invention is used to study the influence of light stimulus to animal behavior.Research shows that animal has visibly different preference to bright or dark environment.For example, drosophila larvae can only be experienced green glow and blue light and can not experience ruddiness and infrared ray.Therefore, the behavior observation zone in the experimental provision is divided into two zones, one of them zone forms bright area with blue light (or green glow) irradiation, and another zone is covered irradiation light and formed dark areas.Drosophila larvae presents different preference behaviors between clear zone and dark space; In the residence time, movement locus and the distance of bright, dark areas and in the fold return motion phenomenon of two regional intersections, can scientific basis be provided through the record drosophila larvae for the motor behavior of research fruit bat visual correlation.
Present animal behavior video analytic system is through visible light camera record experimentation image, is write down the movement locus of animal again by computing machine automatically, and analyzes each item data target that obtains animal behavior.Yet because visible light camera can't write down the behavior of animal in dark areas, so this method and apparatus can not be used for the scientific research of above-mentioned animal behavior.
Summary of the invention
The present invention is directed to animal bright or dark environment is had visibly different preference; For overcoming the behavior that prior art can only write down animal under the visible light environment; The system of a kind of infrared video analyzing animal behavior has been proposed, can be simultaneously from the behavior of motion tracking, record and analyzing animal in bright area and dark areas.
For realizing above-mentioned purpose; The technical scheme that the animal behavior infrared video analytic system that the present invention proposes is taked is following: a kind of animal behavior infrared video analytic system; Comprise animal behavior experimental box, thermal camera, video frequency collection card and the computing machine of animal behavior video analysis software is housed; Thermal camera is installed in the zoopery box top; Thermal camera links to each other through video signal cable with video frequency collection card, and video frequency collection card links to each other through data-interface with computing machine, in the said animal behavior experimental box pallet, visible light source, infrared light supply, shadow shield is arranged; Visible light source is installed at the experimental box top; In its bottom infrared light supply is installed, is placed pallet at the experimental box zone line, the placement location of pallet in the animal behavior experimental box can comprise the observed zone of experiment fully according to captured image and imaging definition is adjusted.Shadow shield is put in zone between pallet and visible light source, and said shadow shield can be taken as an infrared fileter.The animal behavior experimental box is cuboid or drum shape or T type or eight arm shapes.
Advantage of the present invention is: can realize simultaneously animal at observation and video image acquisition bright, the dark areas behavior; Automatically the animal during identification video flows; Automatically the position coordinates of record animal can be added up animal automatically in each regional number of times of the residence time, distance and discrepancy in different experiments zone, behavior parameter such as static.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is an animal behavior experimental box functional-block diagram of the present invention.
Embodiment
As shown in Figure 1, the present invention is by forming with the lower part: animal behavior experimental box 100; Thermal camera 200; Video frequency collection card 300; Computing machine 400; Wherein computing machine 400 is equipped with animal behavior video analysis software 500.Thermal camera 200 is installed in animal behavior experimental box 100 loam cakes, and thermal camera 200 and video frequency collection card 300 are linked to each other through video signal cable, and video frequency collection card 300 and computing machine 400 are linked to each other through data-interface.
The effect of animal behavior experimental box 100 is for the animal behavior experiment enclosed experiment environment to be provided.The viewing area that thermal camera 200 is aimed at experimental box is taken, and thermal camera 200 is connected to video frequency collection card 300 through video signal cable, is sent to computing machine 400, is handled and is stored by animal behavior video analysis software system 500.The effect of animal behavior video analysis software system 500 is to utilize the Digital Image Processing algorithm to discern animal automatically; Automatically write down the position coordinates of animal; Obtain the behavior parameters such as time, distance and track of animal thereby analyze in zones of different; And store automatically, make the robotization of animal behavior experimentation.
The animal behavior infrared video analytic system that the present invention proposes; Be on the basis of existing technology the animal behavior experimental box to be improved; At animal behavior experimental box top is that loam cake is installed a visible light source; In its bottom an infrared light supply is installed, is placed the pallet that holds animal used as test at the experimental box zone line, then the zone between pallet and the visible light source is the viewing area of thermal camera; In the subregion of viewing area, add a shadow shield shaded portions visible light, thereby viewing area has been divided into clear zone and dark space two parts.Concrete principle of work is following: because infrared light is a kind of invisible lights to most of animals, in experimental provision, with visible light source viewing area is applied light stimulus, cover visible light with infrared fileter as shadow shield in the subregion of viewing area; Form dark areas; The zone of not covering forms bright area, shines whole viewing area with infrared light supply simultaneously, gathers the moving image of animal in real time through thermal camera; Because infrared fileter can transmitted infrared light; Thermal camera can only be responded to infrared light, eliminate the influence of visible light to imaging, so this imaging system can be gathered animal simultaneously at motor behavior bright, dark areas.Utilize digital image processing techniques to discern animal automatically; Automatically write down the position coordinates of animal; Analysis obtains the parameters such as time, distance and behavior track of animal in zones of different; Thereby realize the observation of animal in the behavior of dark areas made the robotization of animal behavior experimentation, and alleviated the labour intensity of experiment operator greatly.
General animal behavior experimental box has different shape; Like rectangular parallelepiped, drum, T type, eight arms or the like shape; Present embodiment is example with the animal behavior experimental box of rectangular shape, and is as shown in Figure 2, and each ingredient has pallet 101, visible light source 104, infrared light supply 103, shadow shield 102.
The shape of pallet, size and position can be decided according to concrete requirement of experiment; The foundation of its upper-lower position adjustment be captured image can comprise the observed zone of experiment fully and imaging definition best; Pallet 101 is installed in the middle part of animal behavior experimental box 100 in the present embodiment, and effect is to supply animal to move in the above.Visible light source 104 is installed in the top of animal behavior experimental box 100, and to pallet 101 visible emitting, effect is to stimulate for animal behavior experimental box 100 provides visible light.Infrared light supply 103 is installed in the bottom of animal behavior experimental box 100, and to pallet 101 emission infrared lights, its effect is for thermal camera imaging source to be provided.A shadow shield 102 is installed between pallet 101 and the visible light source 104, can sees through infrared light, cover visible light, form the dark space, the zone that no shadow shield blocks forms the clear zone.Shadow shield shape, size and position are according to concrete requirement of experiment and decide, and in Fig. 2, shadow shield and pallet all are taken as rectangular shape, and the length ratio of pallet and shadow shield is 2: 1, big or small dark space and clear zone such as on pallet, form thus.
Thermal camera 200 is aimed at pallet 101 and is taken, and obtains the infrared image of animal movement.The video flowing that thermal camera 200 photographs is sent into video frequency collection card 300; Video frequency collection card 300 converts video flowing into data stream; Be sent to animal behavior video analysis software 500,500 pairs of data streams of animal behavior video analysis software show, handle, analyze and store.
The operating process that utilizes the present invention to experimentize is following:
1. animal is put in the experimental box;
2. applying visible light stimulates, and forms bright, dark areas;
3. apply infrared light supply, gather infrared image, storage or store video images stream not;
4. discern the current position coordinates of animal automatically with the animal behavior video analysis software;
5. regional number of times of the residence time, distance, entering of automatic statistical analysis animal in each zone, behavior parameter such as static;
6. store position coordinates and the behavior parameter of animal;
7. experiment finishes, and takes out animal from experimental box;
8. repeating step 1 is to step 7, until accomplishing all zooperies.
Claims (4)
1. animal behavior infrared video analytic system; Comprise animal behavior experimental box, thermal camera, video frequency collection card and computing machine; Thermal camera is installed in the zoopery box top, and thermal camera links to each other through video signal cable with video frequency collection card, and video frequency collection card links to each other through data-interface with computing machine; It is characterized in that: in the said animal behavior experimental box pallet, visible light source, infrared light supply, shadow shield are arranged; Visible light source is installed in the experimental box top, and infrared light supply is installed in the bottom, places a pallet at the experimental box zone line; A shadow shield is put in zone between pallet and visible light source, and said shadow shield is an infrared fileter.
2. animal behavior infrared video analytic system according to claim 1 is characterized in that said computing machine is equipped with the animal behavior video analysis software.
3. animal behavior infrared video analytic system according to claim 1 is characterized in that the animal behavior experimental box is cuboid or drum shape or T type or eight arm shapes.
4. animal behavior infrared video analytic system according to claim 1 is characterized in that the placement location of said pallet in the animal behavior experimental box can comprise the observed zone of experiment fully according to captured image and imaging definition is adjusted.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010100338912A CN101814113B (en) | 2010-01-15 | 2010-01-15 | Infrared video analytic system of animal behavior |
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| CN2010100338912A CN101814113B (en) | 2010-01-15 | 2010-01-15 | Infrared video analytic system of animal behavior |
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| CN101814113B true CN101814113B (en) | 2012-10-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771718A (en) * | 2016-11-29 | 2017-05-31 | 浙江大学 | It is a kind of to detect experimental provision and method that animal walks quickly and keeps away tendency or preference to electric field |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102356753B (en) * | 2011-07-01 | 2013-09-11 | 浙江大学 | Infrared thermal image tracking-based measuring and experimental system for unbiased animal behaviors |
| CN105994086B (en) * | 2016-07-08 | 2022-02-11 | 中国人民解放军军事医学科学院毒物药物研究所 | Zebra fish behavior test system capable of simulating real scene through controllable projection |
| CN114304005A (en) * | 2021-12-28 | 2022-04-12 | 中国科学院生物物理研究所 | Accurate visual stimulation's toy action recorder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106771718A (en) * | 2016-11-29 | 2017-05-31 | 浙江大学 | It is a kind of to detect experimental provision and method that animal walks quickly and keeps away tendency or preference to electric field |
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