CN110569788A - system and method for measuring and calculating intelligent training indexes of infant body - Google Patents

system and method for measuring and calculating intelligent training indexes of infant body Download PDF

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Publication number
CN110569788A
CN110569788A CN201910843653.9A CN201910843653A CN110569788A CN 110569788 A CN110569788 A CN 110569788A CN 201910843653 A CN201910843653 A CN 201910843653A CN 110569788 A CN110569788 A CN 110569788A
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infant
screen
laser radar
ground
training
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曾义
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Nanjing Xiangpini Technology Co Ltd
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Nanjing Xiangpini Technology Co Ltd
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    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B24/00—Electric or electronic controls for exercising apparatus of preceding groups; Controlling or monitoring of exercises, sportive games, training or athletic performances
    • A63B24/0021—Tracking a path or terminating locations
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
    • A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
    • G06Q10/063—Operations research, analysis or management
    • G06Q10/0639—Performance analysis of employees; Performance analysis of enterprise or organisation operations
    • G06Q10/06393—Score-carding, benchmarking or key performance indicator [KPI] analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services
    • G06Q50/20—Education
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/521—Depth or shape recovery from laser ranging, e.g. using interferometry; from the projection of structured light
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/20—Movements or behaviour, e.g. gesture recognition
    • G06V40/23—Recognition of whole body movements, e.g. for sport training
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2220/00—Measuring of physical parameters relating to sporting activity
    • A63B2220/80—Special sensors, transducers or devices therefor
    • A63B2220/89—Field sensors, e.g. radar systems

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Abstract

The invention provides a system and a method for measuring and calculating an intelligent training index of a baby body. The invention discloses an intelligent infant body training index measuring and calculating system, which is characterized in that: including a level set up subaerial ground screen and with the perpendicular wall screen that sets up of ground screen, the one corner of ground screen is provided with ground screen laser radar, be provided with wall screen laser radar in the middle of the wall screen top and feel the degree of depth camera, ground screen, wall screen, ground screen laser radar, wall screen laser radar, body are felt the degree of depth camera and are all connected with PC. The invention solves the problems of measuring and calculating individual body intelligence training indexes and mastering the attention of the infant in the physical training.

Description

System and method for measuring and calculating intelligent training indexes of infant body
The technical field is as follows:
The invention relates to a system and a method for measuring and calculating intelligent training indexes of infant bodies, and belongs to the technical field of equipment in the field of preschool education.
Background art:
along with the continuous improvement of the living standard of people, the attention degree of the public on the development of the physical ability of the infants is gradually improved. The infant's body-intelligent training course also starts to enter the lives of more children.
In order to better cultivate the body intelligence of children, a more scientific training plan and a training target are made. The teacher must be required to have a clear understanding of the amount of motion of each child in the class during the training session. Since most training is difficult to achieve one-to-one and accurate calculation, the current knowledge of the amount of exercise of each child by teachers in training classes is basically only general and not accurate.
The invention content is as follows:
the invention aims to provide a system and a method for measuring and calculating an intelligent training index of a baby body, aiming at the existing problems, wherein a hardware core of the whole physical training system is formed by a large screen, a laser radar and a somatosensory device (similar to kinect or realsense). Then, the training personnel are confirmed through face recognition before each training, and the moving distance or the throwing distance of the personnel is monitored through the laser radar during the training. The accurate training index of each training person in class is obtained, so that the problems of measuring and calculating individual body intelligence training indexes of the infants in physical training and mastering the attention of the infants are solved.
The above purpose is realized by the following technical scheme:
the utility model provides an infant's body intelligence training index system of calculating, including a level set up subaerial ground screen and with the perpendicular wall screen that sets up of ground screen, the one corner of ground screen is provided with ground screen laser radar, be provided with wall screen laser radar in the middle of the wall screen top and body sense degree of depth camera, ground screen, wall screen, ground screen laser radar, wall screen laser radar, body sense degree of depth camera all are connected with the PC.
According to the infant body intelligent training index measuring and calculating system, a 6 x 6 square meter LED screen or a projection screen is adopted as the ground screen.
according to the infant body intelligent training index measuring and calculating system, a 6 x 2 square meter LED screen or a projection screen is adopted as a wall screen.
according to the infant body intelligent training index measuring and calculating system, the somatosensory depth camera adopts Microsoft's kinect v2 for windows equipment.
the method for measuring and calculating the infant intelligent training index by using the infant intelligent training index measuring and calculating system comprises the following steps of:
(1) Before a training link begins, the somatosensory depth camera collects face features of a currently trained infant and compares the face features with a system face library to identify specific information of the currently trained infant, and meanwhile, a ground screen laser radar and a wall screen laser radar detect the position of the currently trained infant;
(2) When an infant runs on a ground screen in the training process, the ground screen laser radar and the wall screen laser radar can return real-time position data of the infant currently trained, and the real-time position data is calibrated according to an angle and a distance; the system firstly converts angle and distance information returned by the ground screen laser radar and the wall screen laser radar into the position of a two-dimensional coordinate system, and x and y coordinates of the infant can be converted according to a trigonometric function;
(3) In the detection process, the new coordinate position is updated and recorded every time the position of the infant changes, so that the running distance of each infant can be accurately converted according to the movement record after the training link is finished.
The method for measuring and calculating the intelligent training indexes of the infant body comprises the following specific steps that in the step (2), the x and y coordinates where the infant is located can be calculated according to the trigonometric function:
the method comprises the following steps of enabling the position coordinate of a ground screen laser radar to be (0, 0), enabling the current position coordinate of an infant to be (x, Y), enabling an included angle between a straight line from the current position of the infant to the ground screen laser radar and a ground screen Y axis to be alpha, enabling the ground screen laser radar to measure radian data rad of the alpha and the length L of an inclined edge from a point (0, 0) to a point (x, Y) and enabling the unit to be meter, and converting the alpha into an angle according to a formula 1 = pi/180 radian, namely:
∠α=rad×57.3°，
The current position coordinates (x, y) of the infant are obtained as follows:
x=Sin（rad×57.3°）× L；
y=Cos（rad×57.3°）×L。
The method for measuring and calculating the infant intelligent training index by using the infant intelligent training index measuring and calculating system comprises the following steps of measuring and calculating the fixed throwing distance in the training process of an infant:
The infant throws the throw thing to the wall screen among the training process, when the throw thing hits the well wall screen, laser radar on the wall screen can detect throw thing angle and the distance from the radar at that time, wall screen laser radar can return throw thing angle and the distance from the radar at that time, the system can convert angle and the distance information that wall screen laser radar returns into the position of the two-dimensional coordinate system at that time of throw thing, can convert out the coordinate at infant place and throw thing place coordinate according to trigonometric function, can reachd the distance that the infant was thrown at fixed point this time after the conversion.
has the advantages that:
the hardware core of the whole physical training system is formed by a large screen, a laser radar and a motion sensing device (similar to kinect or realsense). Then, the training personnel are confirmed through face recognition before each training, and the moving distance or the throwing distance of the personnel is monitored through the laser radar during the training. The accurate training index of each training person in class is obtained, so that the problems of measuring and calculating individual body intelligence training indexes of the infants in physical training and mastering the attention of the infants are solved.
Description of the drawings:
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a schematic view of the present position of a child during training according to the present invention;
FIG. 3 is a schematic illustration of the distance traveled during training of a child of the present invention;
Fig. 4 is a schematic view of the set-point throw distance during training of a child of the present invention.
The specific implementation mode is as follows:
as shown in fig. 1, the infant body intelligence training index measurement and calculation system of this embodiment, including a level set up subaerial ground screen 1 and with the perpendicular wall screen 2 that sets up of ground screen, the one corner of ground screen is provided with ground screen lidar 3, be provided with wall screen lidar 4 in the middle of the wall screen top and body sense depth camera 5, ground screen, wall screen, ground screen lidar, wall screen lidar, body sense depth camera all are connected with PC 6.
According to the infant body intelligent training index measuring and calculating system, a 6 x 6 square meter LED screen or a projection screen is adopted as the ground screen.
according to the infant body intelligent training index measuring and calculating system, a 6 x 2 square meter LED screen or a projection screen is adopted as a wall screen.
according to the infant body intelligent training index measuring and calculating system, the somatosensory depth camera adopts Microsoft's kinect v2 for windows equipment.
The method for measuring and calculating the infant intelligent training index by using the infant intelligent training index measuring and calculating system comprises the following steps of:
(1) As shown in fig. 2, before a training link begins, the somatosensory depth camera collects face features of a currently trained infant and compares the face features with a system face library to identify specific information of the currently trained infant, and meanwhile, a ground screen laser radar and a wall screen laser radar detect the position of the currently trained infant;
(2) when an infant runs on a ground screen in the training process, the ground screen laser radar and the wall screen laser radar can return real-time position data of the infant currently trained, and the real-time position data is calibrated according to an angle and a distance; the system firstly converts angle and distance information returned by the ground screen laser radar and the wall screen laser radar into the position of a two-dimensional coordinate system, and x and y coordinates of the infant can be converted according to a trigonometric function;
(3) Each time the baby position changes during the detection process, the baby moves from position (x) as shown in FIG. 31,y1) To position (x)2,y2) And the system updates and records a new coordinate position, so that the running distance of each infant can be accurately converted according to the movement record after the training link is finished.
The method for measuring and calculating the intelligent training indexes of the infant body comprises the following specific steps that in the step (2), the x and y coordinates where the infant is located can be calculated according to the trigonometric function:
the method comprises the following steps of enabling the position coordinate of a ground screen laser radar to be (0, 0), enabling the current position coordinate of an infant to be (x, Y), enabling an included angle between a straight line from the current position of the infant to the ground screen laser radar and a ground screen Y axis to be alpha, enabling the ground screen laser radar to measure radian data rad of the alpha and the length L of an inclined edge from a point (0, 0) to a point (x, Y) and enabling the unit to be meter, and converting the alpha into an angle according to a formula 1 = pi/180 radian, namely:
∠α=rad×57.3°，
the current position coordinates (x, y) of the infant are obtained as follows:
x=Sin（rad×57.3°）× L；
y=Cos（rad×57.3°）×L。
the method for measuring and calculating the infant intelligent training index by using the infant intelligent training index measuring and calculating system comprises the following steps of measuring and calculating the fixed throwing distance in the training process of an infant:
as shown in figure 4, the infant throws the throwing thing to the wall screen in the training process, when the throwing thing hits the middle wall screen, laser radar on the wall screen can detect the angle and the distance of throwing thing from the radar at that time, wall screen laser radar can return the angle and the distance of throwing thing from the radar at that time, the system can convert the angle and the distance information that wall screen laser radar returns into the position of the two-dimensional coordinate system of throwing thing at that time, can convert out the coordinate that the infant belongs to and throw thing place coordinate according to trigonometric function, can obtain the distance that the infant throws at fixed point this time after the conversion.
the present invention is not limited to the above embodiments, and any changes or substitutions that can be easily made by those skilled in the art within the technical scope of the present invention are also within the scope of the present invention.

Claims (7)

1. an infant body intelligent training index measuring and calculating system is characterized in that: including a level set up subaerial ground screen and with the perpendicular wall screen that sets up of ground screen, the one corner of ground screen is provided with ground screen laser radar, be provided with wall screen laser radar in the middle of the wall screen top and feel the degree of depth camera, ground screen, wall screen, ground screen laser radar, wall screen laser radar, body are felt the degree of depth camera and are all connected with PC.
2. the system for baby intelligent training indicator measurement according to claim 1, wherein: the ground screen adopts a 6 multiplied by 6 square meter LED screen or a projection screen.
3. the system for baby intelligent training indicator measurement according to claim 1, wherein: the wall screen adopts a 6 multiplied by 2 square meter LED screen or a projection screen.
4. the system for baby intelligent training indicator measurement according to claim 1, wherein: the somatosensory depth camera adopts Microsoft's kinect v2 for windows equipment.
5. A method for carrying out infant intelligent training index measurement and calculation by using the infant intelligent training index measurement and calculation system is characterized by comprising the following steps: the method comprises the following steps of measuring and calculating the moving distance of the infant in the training process:
(1) Before a training link begins, the somatosensory depth camera collects face features of a currently trained infant and compares the face features with a system face library to identify specific information of the currently trained infant, and meanwhile, a ground screen laser radar and a wall screen laser radar detect the position of the currently trained infant;
(2) When an infant runs on a ground screen in the training process, the ground screen laser radar and the wall screen laser radar can return real-time position data of the infant currently trained, and the real-time position data is calibrated according to an angle and a distance; the system firstly converts angle and distance information returned by the ground screen laser radar and the wall screen laser radar into the position of a two-dimensional coordinate system, and x and y coordinates of the infant can be converted according to a trigonometric function;
(3) in the detection process, the new coordinate position is updated and recorded every time the position of the infant changes, so that the running distance of each infant can be accurately converted according to the movement record after the training link is finished.
6. the method for infant intelligent training indicator calculation according to claim 5, wherein: the specific method for converting the x and y coordinates of the infant according to the trigonometric function in the step (2) is as follows:
the method comprises the following steps of enabling the position coordinate of a ground screen laser radar to be (0, 0), enabling the current position coordinate of an infant to be (x, Y), enabling an included angle between a straight line from the current position of the infant to the ground screen laser radar and a ground screen Y axis to be alpha, enabling the ground screen laser radar to measure radian data rad of the alpha and the length L of an inclined edge from a point (0, 0) to a point (x, Y) and enabling the unit to be meter, and converting the alpha into an angle according to a formula 1 = pi/180 radian, namely:
∠α=rad×57.3°，
The current position coordinates (x, y) of the infant are obtained as follows:
x=Sin（rad×57.3°）× L；
y=Cos（rad×57.3°）×L。
7. a method for infant intelligent training index estimation using the infant intelligent training index estimation system of claims 1-4, wherein the method comprises: the method comprises the following steps of measuring and calculating the fixed throwing distance of a child in the training process:
the infant throws the throw thing to the wall screen among the training process, when the throw thing hits the well wall screen, laser radar on the wall screen can detect throw thing angle and the distance from the radar at that time, wall screen laser radar can return throw thing angle and the distance from the radar at that time, the system can convert angle and the distance information that wall screen laser radar returns into the position of the two-dimensional coordinate system at that time of throw thing, can convert out the coordinate at infant place and throw thing place coordinate according to trigonometric function, can reachd the distance that the infant was thrown at fixed point this time after the conversion.
CN201910843653.9A 2019-09-06 2019-09-06 system and method for measuring and calculating intelligent training indexes of infant body Pending CN110569788A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108325202A (en) * 2017-12-29 2018-07-27 洛阳华慧智能科技有限公司 A method of test child's tennis is thrown remote
CN108664197A (en) * 2017-12-11 2018-10-16 中国农业大学 The localization method and device of interaction point in interactive projection system
CN208126367U (en) * 2018-04-27 2018-11-20 杭州赛鲁班网络科技有限公司 A kind of intelligent holographic interaction systems
CN109828695A (en) * 2018-12-29 2019-05-31 合肥金诺数码科技股份有限公司 A kind of large-screen interactive system based on laser radar positioning
CN109873995A (en) * 2019-02-20 2019-06-11 北京当红齐天国际文化发展集团有限公司 A kind of floor screen projection system and method interacted
CN209060521U (en) * 2018-10-10 2019-07-05 重庆第二师范学院 Intelligent game room and play place

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108664197A (en) * 2017-12-11 2018-10-16 中国农业大学 The localization method and device of interaction point in interactive projection system
CN108325202A (en) * 2017-12-29 2018-07-27 洛阳华慧智能科技有限公司 A method of test child's tennis is thrown remote
CN208126367U (en) * 2018-04-27 2018-11-20 杭州赛鲁班网络科技有限公司 A kind of intelligent holographic interaction systems
CN209060521U (en) * 2018-10-10 2019-07-05 重庆第二师范学院 Intelligent game room and play place
CN109828695A (en) * 2018-12-29 2019-05-31 合肥金诺数码科技股份有限公司 A kind of large-screen interactive system based on laser radar positioning
CN109873995A (en) * 2019-02-20 2019-06-11 北京当红齐天国际文化发展集团有限公司 A kind of floor screen projection system and method interacted

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