CN113382163B - Autism child behavior capturing system based on infrared thermal image tracking - Google Patents
Autism child behavior capturing system based on infrared thermal image tracking Download PDFInfo
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- H—ELECTRICITY
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- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/61—Control of cameras or camera modules based on recognised objects
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Abstract
The invention discloses an infrared thermal image tracking-based autism child behavior capturing system, which consists of an environment configuration system, an infrared thermal image tracking system and an autism child behavior capturing system, wherein the environment configuration system comprises a learning classroom, and a teaching aid for the autism child and a scene simulating normal lessons are arranged in the learning classroom; the infrared thermal image tracking system consists of system hardware and measurement software, wherein the system hardware comprises a computer, a thermal infrared imager, a first camera and a second camera. According to the autism child behavior capturing system based on infrared thermal image tracking, the thermal image pictures of the child are analyzed by the infrared thermal imager, the front face and the back face of the child are distinguished, the front face and the back face of the child are fed back to the first camera and the second camera in real time, the accuracy of experimental results is improved, a series of behavior analysis is carried out by shooting a large number of tracking videos, and reliable limb behavior data can be provided for early diagnosis of the autism.
Description
Technical Field
The invention relates to the technical field of thermal image behavior analysis and shooting tracking measurement, in particular to an autism child behavior capturing system based on infrared thermal image tracking.
Background
The behaviors are generally divided into two types, namely, the behaviors which can be observed and recorded by other people, and the application of behavior analysis focuses on the research of the behaviors, because even different people can make nearly identical records on the same behavior, scientific analysis is performed, the reliability of the analyzed results is high, and the reliability of the implementation effect of the behavior scheme made according to the results is high;
thermal imaging is a method for measuring the temperature of a target object by comparing the wavelength of scattered light with an infrared spectrum, and is also called as infrared thermal imaging because the temperature is regarded as heat energy, the imaging is a non-contact technology, infrared waves are converted into images capable of describing the temperature, the temperature range difference of the target object in the images is displayed by chromatography, and the thermal imaging is an effective, safe and easy measuring method compared with the contact technology because the non-contact technology can detect temperature rise, instability and local hot spots between a few seconds, is helpful for finding out potential fault problems of equipment or systems, avoids huge loss caused by stopping swing, power failure or damage, and is a very useful technology for equipment which cannot be closed at random and is in a position difficult to enter, or under the condition that the temperature difference or effect result can be caused by physical contact;
the autism can be called autism, common symptoms are social communication disorder, interest stenosis and the like, in order to better measure the behaviors of the children suffering from the autism, video tracking of the behaviors of the children suffering from the autism is carried out, and automatic identification and measurement analysis are carried out, but the existing measurement method has some defects, such as low measurement accuracy, lower automation of the whole operation and lower tracking efficiency, and can not meet the behavior measurement required by special group experiment environments, such as the children suffering from the autism, so the use efficiency of the existing measurement method is reduced.
Aiming at the problems, innovative design is urgently needed on the basis of the original system data analysis method.
Disclosure of Invention
The invention aims to provide an infrared thermal image tracking-based autism child behavior capturing system, which solves the problems that the accuracy of the existing autism measurement is low, the automation of the whole operation is low, the tracking efficiency is low, the behavior measurement of special group experiment environment requirements of the autism child cannot be met, and the use efficiency of the existing measurement method is reduced.
In order to achieve the above purpose, the present invention provides the following technical solutions: the system consists of an environment configuration system, an infrared thermal image tracking system and an autism child behavior capturing system, wherein the environment configuration system comprises a learning classroom, and a teaching aid for the autism child and a scene simulating normal lessons are arranged in the learning classroom; the infrared thermal image tracking system consists of system hardware and measurement software, wherein the system hardware comprises a computer, an infrared thermal imager, a first camera and a second camera, and the infrared thermal imager is placed at one vertex angle of a study classroom and is used for analyzing the thermal image of the autism child; the first camera is installed at the right vertex angle of a study classroom, the second camera is installed at the left vertex angle of the study classroom, the data obtained by analyzing the thermal image video of the autism children through the thermal infrared imager are tracked and recorded in real time, and the data in the first camera and the second camera are timely transmitted to the computer in real time through the local area network.
Preferably, the thermal infrared imager includes: the system comprises an infrared thermal image video acquisition module, a parameter setting module, an autism children motion track calculation module, a characteristic data calculation module, a result format display module and a storage module, wherein the infrared thermal image video acquisition module, the parameter setting module, the autism children motion track calculation module, the characteristic data calculation module, the result format display module and the storage module are convenient for timely transmitting measured information and ensuring the normal operation of the whole measurement system.
Preferably, the thermal infrared imager and the first camera are both installed at the right vertex angle of the study classroom, and the thermal infrared imager is below the first camera, and the second camera is installed at the left vertex angle of the study classroom, so that the children with autism can be monitored more comprehensively at different positions, the accuracy of monitoring information is ensured, and the measurement efficiency is improved.
Preferably, the computer records corresponding acquisition time, performs analog-to-digital conversion on data in the infrared thermal image video acquisition module, changes the data into digital infrared thermal image data, transmits the digital infrared thermal image data to the computer, and is connected with the infrared thermal image video acquisition module through a wireless network, so that the whole operation is simpler and more convenient, convenience is brought to the operation of staff, and the working progress and efficiency are improved.
Preferably, the thermal infrared imager analyzes the frontal direction of the autism children according to the acquired thermal image picture, feeds back the frontal direction to the first camera and the second first camera for data acquisition, is connected with the computer through a wireless network, is convenient for the intercommunication of information among all the components, and further ensures the normal implementation of the whole measuring method.
Preferably, the output end of the infrared thermal image video acquisition module is connected with the input end of the parameter setting module, the output end of the parameter setting module is connected with the input end of the autism child motion track calculation module, the output end of the autism child motion track calculation module is connected with the input end of the characteristic data calculation module, and meanwhile, the output end of the characteristic data calculation module is connected with the input end of the result format display module, and the output end of the result format display module is connected with the input end of the storage module, so that the normal operation of the whole monitoring is further ensured, monitoring information can be stored, the later analysis is convenient, and convenience is brought to staff.
Preferably, the thermal infrared imager, the first camera and the second camera are respectively fixed on the top surface of the study classroom through screws, and the first camera and the second camera are connected with the computer through a wireless network, so that the thermal infrared imager, the first camera and the second camera are firmer in use, the falling phenomenon in the use process is effectively prevented, the stable operation of the whole operation is ensured, the later maintenance operation is convenient, and the staff can conveniently detach and replace the thermal infrared imager, the first camera and the second camera.
Preferably, the first camera and the second camera are positioned on the same horizontal line, and an interval exists between the first camera and the thermal infrared imager, so that the front and the back of the autism child can be conveniently monitored, and the use of the thermal infrared imager is not influenced.
Compared with the prior art, the invention has the advantages that: the autism child behavior capturing system based on infrared thermal image tracking;
1. the method has the advantages that through thorough understanding of the test environment and combination of the apparent behaviors of the autism children in daily life, the autism behavior data captured by the infrared thermal imaging tracking system and the measuring system are carried out under the condition of a normal classroom, the normal activities of the autism children are not affected, and the result analysis is more comprehensive due to the measurement of various related parameters;
2. the thermal infrared imager is used for distinguishing the front and the back of the child by analyzing the thermal image pictures of the child, and feeding the front and the back of the child back to the first camera and the second camera in real time, so that the front actions of the child suffering from autism can be recorded all the time, the accuracy of experimental results is improved, a large number of tracking videos are shot for carrying out a series of behavior analysis, and reliable limb behavior data can be provided for early diagnosis of autism;
3. the track points of the positions of the autism children are obtained after the digital infrared thermal image of each frame is calculated, the behavior track set of the autism children is generated according to the track point fitting of the positions of the autism children, all module devices are standardized devices which can be purchased directly, other external measuring modules can be further expanded, and data and index results calculated according to the behavior analysis of the autism children can be imported into a computer so as to facilitate the user to perform further measuring processing in statistical software;
4. the measuring system is an infrared thermal image tracking measuring system, and aims at the condition that the object is an autism group child, a plurality of relevant behavior characteristic data such as the movable range, the behavior information, the movement track and the like of a plurality of autism children in a study classroom can be recorded at the same time, so that the true reliability of an experimental result is improved, the measuring mode is flexible, the starting and ending time of recording can be set manually, the full-time, full-range and full-frequency monitoring is facilitated, the traditional selective design observation can be avoided, and the measuring efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of a video acquisition module according to the present invention;
FIG. 2 is a block flow diagram of the invention for photographing daily activities of autism children using an infrared thermal image tracking and measuring system.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-2, the present invention provides a technical solution: the system consists of an environment configuration system, an infrared thermal image tracking system and an autism child behavior capturing system, wherein the environment configuration system comprises a learning classroom, and a teaching aid for the autism child and a scene for simulating normal lessons are arranged in the learning classroom; the infrared thermal image tracking system consists of system hardware and measurement software, wherein the system hardware comprises a computer, an infrared thermal imager, a first camera and a second camera, and the infrared thermal imager is placed at one vertex angle of a study classroom and is used for analyzing the thermal image of the child with the autism; the first camera is installed at the right apex angle in study classroom, the second camera is installed at the left apex angle in study classroom, the data that self-closing disease children thermal image video obtained is analyzed through the thermal infrared imager, the front of self-closing disease children is tracked and recorded in real time, and the data in the first camera and the second camera are timely transmitted to the computer through the local area network in real time.
The thermal infrared imager includes: the system comprises an infrared thermal image video acquisition module, a parameter setting module, an autism children movement track calculation module, a characteristic data calculation module, a result format display module and a storage module.
The infrared thermal imager and the first camera are both installed at the right vertex angle of the study classroom, the infrared thermal imager is arranged below the first camera, and the second camera is installed at the left vertex angle of the study classroom.
The computer records the corresponding acquisition time, carries out analog-digital conversion on the data in the infrared thermal image video acquisition module, changes the data into digital infrared thermal image data, transmits the digital infrared thermal image data to the computer, and the computer is connected with the infrared thermal image video acquisition module through a wireless network.
The infrared thermal imager analyzes the frontal direction of the autism children according to the acquired thermal image picture, feeds back the frontal direction to the first camera and the second first camera for data acquisition, and is connected with the computer through a wireless network.
The output end of the infrared thermal image video acquisition module is connected with the input end of the parameter setting module, the output end of the parameter setting module is connected with the input end of the autism child motion track calculation module, the output end of the autism child motion track calculation module is connected with the input end of the characteristic data calculation module, meanwhile, the output end of the characteristic data calculation module is connected with the input end of the result format display module, and the output end of the result format display module is connected with the input end of the storage module.
The infrared thermal imager, the first camera and the second camera are respectively fixed on the top surface of the study classroom through screws, and the first camera and the second camera are connected with the computer through a wireless network.
The first camera and the second camera are positioned on the same horizontal line, and an interval exists between the first camera and the thermal infrared imager.
Working principle: when the autism child behavior capturing system based on infrared thermal image tracking is used, according to the environment of the autism child behavior infrared thermal image tracking measuring system shown in fig. 1-2, the environment comprises a study classroom, teaching aids for the autism child to use and scenes simulating normal lessons are arranged in the study classroom, measuring software of the autism child behavior infrared thermal image tracking measuring system is installed, an infrared thermal imager is installed at one vertex angle of the study classroom and used for analyzing the autism child thermal image, a first camera is installed at the right vertex angle of the study classroom, a second camera is installed at the left vertex angle of the study classroom, video shooting angles of the first camera and the second camera are adjusted, all actions in one room can be collected, then the infrared thermal imager is installed below the first camera, the system hardware of the infrared thermal image tracking and measuring system is initialized by adjusting the video monitoring visual angle of the infrared thermal image tracking and measuring system, setting the sampling frequency of the infrared thermal image tracking and measuring system, the output end of the parameter setting module is connected with the input end of the parameter setting module, the output end of the parameter setting module is connected with the input end of the characteristic data computing module, the output end of the characteristic data calculation module is connected with the input end of the result format display module, so that measured information can be timely transmitted to a computer for display, the computer records corresponding acquisition time, analog-digital conversion is carried out on the infrared thermal image data, the digital infrared thermal image data are changed into digital infrared thermal image data, the digital infrared thermal image data are transmitted to the computer for storage, the measuring software calculates each frame of digital infrared thermal image to obtain track points of the position of the autism child, a behavior track set of the autism child is generated according to the track points of the position of the autism child, the camera carries out tracking shooting record according to the behavior track fed back by the infrared image, the data are reserved in the storage module for analysis, normal activities of the autism child are not affected, measurement of various relevant parameters enables result analysis to be more comprehensive, and the measuring efficiency of the method is improved.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The system consists of an environment configuration system, an infrared thermal image tracking system and an autism children behavior capturing system, and is characterized in that: the environment configuration system comprises a study classroom, wherein teaching aids for autism children and scenes simulating normal lessons are arranged in the study classroom; the infrared thermal image tracking system consists of system hardware and measurement software, wherein the system hardware comprises a computer, an infrared thermal imager, a first camera and a second camera, and the infrared thermal imager is placed at one vertex angle of a study classroom and is used for analyzing the thermal image of the autism child; the right apex angle at the study classroom is installed to first camera, the left apex angle at the study classroom is installed to the second camera, and the data that the thermal image video obtained of autism children was analyzed through the thermal infrared imager, and the front of autism children is tracked in real time to the record, and the real-time computer of transmitting to through the LAN in time to the data in first camera and the second camera, the thermal infrared imager includes: the system comprises an infrared thermal image video acquisition module, a parameter setting module, an autism children motion trail calculation module, a characteristic data calculation module, a result format display module and a storage module, wherein the infrared thermal imager analyzes the front face direction of the autism children according to the acquired thermal image picture, feeds back the front face direction to the first camera and the second camera for data acquisition, the infrared thermal imager is connected with a computer through a wireless network, the output end of the infrared thermal image video acquisition module is connected with the input end of the parameter setting module, the output end of the parameter setting module is connected with the input end of the autism children motion trail calculation module, the output end of the autism children motion trail calculation module is connected with the input end of the characteristic data calculation module, the output end of the characteristic data calculation module is connected with the input end of the result format display module, the output end of the result format display module is connected with the input end of the storage module, the infrared thermal imager, the first camera and the second camera are respectively fixed on the top surface of the study classroom through screws, the first camera and the second camera are connected with a computer through a wireless network, the infrared thermal imager and the first camera are both arranged at the right top corner of the study classroom, the infrared thermal imager is arranged below the first camera, the second camera is arranged at the left top corner of the study classroom, the computer records corresponding acquisition time, carries out analog-digital conversion on data in the infrared thermal image video acquisition module, changes the data into digital infrared thermal image data, transmits the digital infrared thermal image data to the computer, and the computer and the infrared thermal image video acquisition module are connected through the wireless network, the first camera and the second camera are positioned on the same horizontal line, and an interval exists between the first camera and the thermal infrared imager; and obtaining track points of the position of the autism children after calculating each frame of digital infrared thermal image, and generating a behavior track set of the autism children according to track point fitting of the position of the autism children.
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