CN110132241A - A kind of high-precision gait recognition method and device based on time series analysis - Google Patents
A kind of high-precision gait recognition method and device based on time series analysis Download PDFInfo
- Publication number
- CN110132241A CN110132241A CN201910470573.3A CN201910470573A CN110132241A CN 110132241 A CN110132241 A CN 110132241A CN 201910470573 A CN201910470573 A CN 201910470573A CN 110132241 A CN110132241 A CN 110132241A
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- crossbar
- camera
- upright bar
- time series
- series analysis
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
Abstract
The invention discloses a kind of high-precision gait recognition method and device based on time series analysis, relates generally to gait testing field.Including shooting frame, computer, camera, walking seat, mark paster and laser range finder, the shooting frame is configured to adjust measuring device, the shooting frame is for carrying computer and camera, the camera configuration is used to shoot the image of tested person, the computer is configured to the image of storage camera shooting, the walking seat is configured to carrying tested person, the label paster is configured to label tested person's positions of body joints, the label paster is round paster, the laser range finder is fixed on the distance and height that measurement camera lens are configured at camera to tested person.The beneficial effects of the present invention are: it can be with the high-precision gait information for collecting testee of time sequencing.
Description
Technical field
The present invention relates to gait testing field, specifically a kind of high-precision gait recognition method based on time series analysis
And device.
Background technique
Gait test is a kind of for the system research of animal limb movement or more acurrate point, is generally referred to people
The research of class walking movement researchs and analyses the eyes and brain for having used observer, and uses instrument subsidiary body
Movement, the mechanical structure of body and the liveness of muscle etc..
It is existing to be absorbed human walking procedure by video equipment, then point-by-point carry out dot-matrix analysis frame by frame,
Its advantage is that equipment is simple, subject's gait compares naturally, because position of the human body apart from video equipment is changing always,
Application condition is big.
Summary of the invention
The purpose of the present invention is to provide a kind of high-precision gait recognition method and device based on time series analysis, it
It can be with the high-precision gait information for collecting testee of time sequencing.
The present invention to achieve the above object, is achieved through the following technical solutions:
A kind of high-precision gait recognition method based on time series analysis
Step 1: label human synovial position, the joint for needing to mark has following: shoulder joint, elbow joint, wrist joint, hip close
Section, knee joint, ankle-joint and foot thenar；
Step 2: measurement capture apparatus makes adjusting at a distance from human body, and to capture apparatus；
Step 3: shooting human body in chronological order and walk motion video；
Step 4: shooting human body in chronological order being walked into the mark point on motion video and is marked；
Step 5: by human body walk the mark point in motion video be connected draw out human body schematic diagram.
A kind of high-precision Gait Recognition device based on time series analysis, including shooting frame, computer, camera, walking seat,
Mark paster and laser range finder, the shooting frame is configured to adjust measuring device, the shooting frame be used to carry computer with
Camera, the camera configuration are used to shoot the image of tested person, and the computer is configured to the image of storage camera shooting, described
Walking seat is configured to carrying tested person, and the label paster is configured to label tested person's positions of body joints, the label
Paster is round paster, the laser range finder be fixed on measurement camera lens are configured at camera to tested person distance with
Highly.
The shooting frame includes pedestal, upright bar, first crossbar, second crossbar, parcel shelf and fixing seat, and the upright bar is fixed
Above pedestal, the first crossbar is horizontal positioned, and the second crossbar is horizontal positioned, one end of the first crossbar and upright bar
It is slidably connected, the parcel shelf is fixed on first crossbar and connects far from column one end, one end of the second crossbar and upright bar sliding
It connects, the fixing seat is fixed on the one end of second crossbar far from column, and the first crossbar and second crossbar can be along upright bar axis
It is mobile to direction.
The upright bar is cylindrical structure, and the first crossbar is horizontal positioned, and described first crossbar one end is provided with and stands
First locking hole of bar cooperation, the first crossbar can slide axially and rotate along upright bar, the side wall of first locking hole
On be provided with the first lock-screw, the one end of the first crossbar far from upright bar is fixedly connected with parcel shelf bottom, the glove
Plate is horizontal positioned, and described second crossbar one end is provided with the second locking hole with upright bar cooperation, and the first crossbar can be along vertical
Bar slides axially and rotates, and is provided with the second lock-screw on the side wall of second locking hole.
The adjustable seat is ball-type articulated structure, can freely be adjusted in three degree of freedom, in order to be able to maintain camera
Horizontal direction, the adjustable seat upper surface is provided with spirit bubble, and the camera is fixed in adjustable seat, observes the gas of spirit bubble
Whether bubble arrives central location.
The laser range finder is respectively the first rangefinder and the second rangefinder, first rangefinder and the second rangefinder
It is fixed on adjustable bottom, first rangefinder is horizontally mounted, and for measuring the distance of horizontal direction, second rangefinder is perpendicular
Straight installation, arrives the distance between ground for measuring camera.
The recessing groove of perforation is provided at the top of the walking seat, top is provided with horizontally disposed a series of on the walking seat
Parallel roller, the horizontal cylinder both ends are rotatablely connected by the two sidewalls of rolling bearing and recessing groove, the walking seat bottom
Multiple adjustable bottom feets are arranged in portion.
It further include grasping frame, the grasping frame includes column and spreader, and there are two be separately fixed at recessing groove to the column
Outside, the column vertical direction fixes, and the spreader connects the top of two columns.
Paster front center is provided with circular green fluorescence coating.
The prior art is compared, the beneficial effects of the present invention are:
Line graph by marking paster in continuous photo checks the body posture variation of testee, by tested
The gait of the body posture mutation analysis testee of person.It can continuously clap the long period when in use, can check gait
Change procedure, the gait variation especially from the normal gait of beginning to the later period after fatigue.It is reduced and is surveyed using laser ranging system
Because error caused by distance change is larger when trial record.
Detailed description of the invention
Attached drawing 1 is structural upright schematic diagram of the invention.
Attached drawing 2 is structural upright schematic diagram of the invention.
Attached drawing 3 is label paster plan view of the invention.
Label shown in attached drawing:
1, pedestal；2, upright bar；3, first crossbar；4, second crossbar；5, the first lock-screw；6, the second lock-screw；7,
Parcel shelf；8, computer；9, adjustable seat；10, spirit bubble；11, camera；12, walking seat；13, the first rangefinder；14, the second ranging
Instrument；15, recessing groove；16, roller；17, adjustable bottom feet；18, frame is grasped；19, column；20, spreader；21, grip；22, label patch
Paper；23, fluoresent coating.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within range defined herein.
Embodiment: a kind of high-precision gait recognition method and device based on time series analysis, including shooting frame, computer
8, camera 11, walking seat 12, grasping frame 18 and label paster 22,
The shooting frame includes pedestal 1, upright bar 2, first crossbar 3, second crossbar 4, parcel shelf 7 and fixing seat, the bottom
Seat 1 is cross-shaped configuration, and pedestal 1 is stretched out to four direction, and the upright bar 2 is fixed on 1 top of pedestal, and the upright bar 2 is cylinder
Shape structure, the first crossbar 3 is horizontal positioned, and described 3 one end of first crossbar is provided with the first locking hole cooperated with upright bar 2,
The first crossbar 3 can slide axially and rotate along upright bar 2, be provided with the first locking screw on the side wall of first locking hole
Nail 5, the one end of the first crossbar 3 far from upright bar 2 is fixedly connected with 7 bottom of parcel shelf, and the parcel shelf 7 is horizontal positioned, institute
Parcel shelf 7 is stated for placing computer 8 and other tools.
The second crossbar 4 is horizontal positioned, and described 4 one end of second crossbar is provided with the second locking hole cooperated with upright bar 2,
The first crossbar 3 can slide axially and rotate along upright bar 2, be provided with the second locking screw on the side wall of second locking hole
Nail 6, the second crossbar 4 feels that one end is provided with adjustable seat 9 far from inner, because of the second cross after upright bar 2 and the connection of second crossbar 4
Bar 4 will not keep horizontal, it is desirable to which camera 11 is in horizontality and needs to be adjusted adjustable seat 9, and the adjustable seat 9 is ball-type
Articulated structure can freely adjust in three degree of freedom, in order to be able to maintain the horizontal direction of camera 11, the adjustable seat 9
Upper surface is provided with spirit bubble 10, and the camera 11 is fixed in adjustable seat 9, and whether the bubble of observation spirit bubble 10 arrives central position
It sets.
All be that people is measured by box ruler to the distance between camera 11 in the past, adjust every time apart from when it is all comparatively laborious, need
Repeatedly measurement adjustment is even also that the amount of being easy to is askew, has larger impact to post-collection data in this way.
The setting of 11 bottoms of the camera is respectively the first rangefinder 13 and the second rangefinder 14 there are two laser range finder,
First rangefinder 13 is horizontally mounted, for measuring the distance of horizontal direction.
First distance meter be used for measure camera 11 with respect to tested person distance, cracking can measure in this way camera 11 with
The distance between tested person, the effective efficiency improved when equipment prepares, the hip that the first rangefinder 13 should correspond to testee close
Section sets carry out ranging, range measurement is always maintained in entire test process, the first rangefinder 13 and the second rangefinder 14 can
To connect transmission range information with computer 8.Second rangefinder 14 is vertically-mounted, for measuring camera 11 between ground
Distance.
The recessing groove 15 of perforation is provided at the top of the walking seat 12, top is provided with horizontally disposed on the walking seat 12
A series of parallel roller 16,16 both ends of horizontal cylinder are rotatablely connected by the two sidewalls of rolling bearing and recessing groove 15.
The 12 bottom four corners position of walking seat is provided with adjustable bottom feet 17, and adjustable bottom feet 17 is connected by screw thread and walking 12 bottom of seat
It connects, angle of walking 12 top surface of seat relative to ground can be changed by adjusting adjustable bottom feet 17.
The grasping frame 18 is truss structure, and the frame 18 that grasps is fixed on walking seat 12 close to one end of recessing groove 15
Place, the grasping frame 18 include column 19 and spreader 20, and there are two the outsides for being separately fixed at recessing groove 15 for the column 19, stand
The bottom of column 19 is fixed by screws on walking seat 12, and column 19 is in vertical direction, and the spreader 20 connects two columns
19 top, 20 outer surface of spreader are equipped with rubber grip 21, and the setting of 21 surface of grip is parallel to the anti-skidding recessed of 20 axial direction of spreader
Slot improves frictional force by setting groove.
Paster 22 is marked, label paster 22 is round paster, and paster front center is provided with circular green fluorescence
Coating 23, paster reverse side are using adhesive sticker, and adhesive sticker should use the gum of 3M, label paster 22 be it is disposable, in life
It can print and use at version when production,
The hip joint height for first measuring testee, then in the joint labelling paster of the body side of testee
22, the joint for needing to mark has following: hip joint, knee joint, ankle-joint, outside of foot and foot thenar corresponding position, shoulder joint,
Elbow joint and wrist joint.
Testee should wear tight clothes, and with the movement of testee position can occur for label paster 22 in this way
Variation, label paster 22 should be observed when to patch with measured in side should be clear, not occur marking the pleat of paster 22
The outside of shoes can be attached to when wrinkle, outside of foot and foot thenar corresponding position labelling paster 22.
The height of adjustable seat 9 should be that the height of walking seat 12 upper level to bottom surface adds testee's hip joint height
Position within positive and negative 5 centimetres allows measured to stand on walking seat 12 and adjusts camera 11 again and arrive the distance between measured, camera
3 meters positive and negative 20 centimetres should be kept between 11 and measured, picture distortion amount is small when such camera 11 is shot, and facilitates later data
Processing,
Adjustment walking seat 12 is adjusted to the one end for being provided with grasping frame 18 slightly higher, is walking 12 top surface of seat and bottom surface in 1
The angle of degree, on walking seat 12, testee's hand grasps spreader 20 at testee station when in use, should be perpendicular to roller 16
Axial direction is taken a step, and testee can complete to walk again original place walking on seat 12 under the action of hand, and arm is not swung at this time,
It allows measured to be familiar with walking manner, both hands can be unclamped when user's habit and are breakked away by self weight to walking seat 12 lower one
It is dynamic, the movement of continuous taking normal strides can be completed.
Environmental light brightness can be reduced in actual test, label paster 22 is irradiated with ultraviolet lamp in advance, in this way
Mark paster 22 that can become apparent from the image of shooting.
Camera 11 can be recorded continuous image by computer, testee's 11 basis of camera during continuous walking
The walking image of sequence of event testee, while the range information of camera 11 to testee can also be remembered when walking
Record.
The body posture for label 22 line of paster on image being indicated testee, the hip joint in image, knee are closed
Section, ankle-joint, outside of foot pass sequentially through line segment with the label paster 22 of foot thenar corresponding position and are connected, by the shoulder joint in image
Section, elbow joint pass sequentially through line segment with the label paster 22 of wrist position and be connected, by image hip joint and shoulder joint section
The label paster 22 set is connected by line segment.
Line graph by marking paster 22 in continuous image checks the body posture variation of testee, by tested
The gait of the body posture mutation analysis testee of examination person.It can continuously clap the long period when in use, can check gait
Change procedure, especially from the normal gait of beginning to the later period fatigue after gait variation.
Claims (9)
1. a kind of high-precision gait recognition method based on time series analysis, it is characterised in that:
Step 1: label human synovial position, the joint for needing to mark has following: shoulder joint, elbow joint, wrist joint, hip joint,
Knee joint, ankle-joint and foot thenar；
Step 2: measurement capture apparatus makes adjusting at a distance from human body, and to capture apparatus；
Step 3: shooting human body in chronological order and walk motion video；
Step 4: shooting human body in chronological order being walked into the mark point on motion video and is marked；
Step 5: by human body walk the mark point in motion video be connected draw out human body schematic diagram.
2. a kind of high-precision Gait Recognition device based on time series analysis, it is characterised in that: including shooting frame, computer, phase
Machine, walking seat, label paster and laser range finder, the shooting frame are configured to adjust measuring device, and the shooting frame is used for
Computer and camera are carried, the camera configuration is used to shoot the image of tested person, and the computer is configured to storage camera shooting
Image, the walking seat be configured to carrying tested person, the label paster be configured to mark tested person's body joints position
It sets, the label paster is round paster, and the laser range finder, which is fixed at camera, is configured to measurement camera lens to quilt
Survey the distance and height of people.
3. a kind of high-precision Gait Recognition device based on time series analysis according to claim 2, it is characterised in that: institute
Stating shooting frame includes pedestal, upright bar, first crossbar, second crossbar, parcel shelf and fixing seat, and the upright bar is fixed on the base
Side, the first crossbar is horizontal positioned, and the second crossbar is horizontal positioned, and one end of the first crossbar and upright bar sliding connect
It connects, the parcel shelf is fixed on first crossbar far from column one end, and one end and the upright bar of the second crossbar are slidably connected, described
Fixing seat is fixed on the one end of second crossbar far from column, and the first crossbar and second crossbar can be moved along upright bar axial direction
It is dynamic.
4. a kind of high-precision Gait Recognition device based on time series analysis according to claim 3, it is characterised in that: institute
Stating upright bar is cylindrical structure, and the first crossbar is horizontal positioned, and described first crossbar one end is provided with the with upright bar cooperation
One locking hole, the first crossbar can slide axially and rotate along upright bar, and is provided on the side wall of first locking hole
One lock-screw, the one end of the first crossbar far from upright bar are fixedly connected with parcel shelf bottom, and the parcel shelf is horizontal positioned,
Described second crossbar one end be provided with upright bar cooperation the second locking hole, the first crossbar can slide axially along upright bar and
It rotates, is provided with the second lock-screw on the side wall of second locking hole.
5. a kind of high-precision Gait Recognition device based on time series analysis according to claim 3, it is characterised in that: institute
Stating adjustable seat is ball-type articulated structure, can freely be adjusted in three degree of freedom, in order to be able to maintain the horizontal direction of camera,
The adjustable seat upper surface is provided with spirit bubble, and the camera is fixed in adjustable seat, observes the bubble of spirit bubble whether in
Entreat position.
6. a kind of high-precision Gait Recognition device based on time series analysis according to claim 2, it is characterised in that: institute
Stating laser range finder is respectively the first rangefinder and the second rangefinder, and first rangefinder and the second rangefinder are fixed on adjustable
Bottom, first rangefinder are horizontally mounted, and for measuring the distance of horizontal direction, second rangefinder is vertically-mounted, are used
The distance between ground is arrived in measurement camera.
7. a kind of high-precision Gait Recognition device based on time series analysis according to claim 2, it is characterised in that: institute
The recessing groove that perforation is provided at the top of walking seat is stated, top is provided with horizontally disposed a series of parallel rolling on the walking seat
Cylinder, the horizontal cylinder both ends are rotatablely connected by the two sidewalls of rolling bearing and recessing groove, and the walking seat bottom setting is more
A adjustable bottom feet.
8. a kind of high-precision Gait Recognition device based on time series analysis according to claim 7, it is characterised in that: institute
Stating walking seat further includes grasping frame, and the grasping frame includes column and spreader, and there are two be separately fixed at recessing groove to the column
Outside, the column vertical direction fixes, and the spreader connects the top of two columns.
9. a kind of high-precision Gait Recognition device based on time series analysis according to claim 2, it is characterised in that: institute
It states paster front center and is provided with circular green fluorescence coating.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910470573.3A CN110132241A (en) | 2019-05-31 | 2019-05-31 | A kind of high-precision gait recognition method and device based on time series analysis |
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|---|---|---|---|
| CN201910470573.3A CN110132241A (en) | 2019-05-31 | 2019-05-31 | A kind of high-precision gait recognition method and device based on time series analysis |
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| CN110132241A true CN110132241A (en) | 2019-08-16 |
Family
ID=67583358
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| CN201910470573.3A Pending CN110132241A (en) | 2019-05-31 | 2019-05-31 | A kind of high-precision gait recognition method and device based on time series analysis |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483697A (en) * | 2021-06-16 | 2021-10-08 | 吉林化工学院 | Nozzle atomization angle detection operation equipment and method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1286962A (en) * | 2000-10-09 | 2001-03-14 | 清华大学 | Real-time body gait image detecting method |
| WO2001079785A2 (en) * | 2000-04-14 | 2001-10-25 | Stress Photonics, Inc. | Transient thermal marking of objects |
| CN1969748A (en) * | 2006-11-29 | 2007-05-30 | 华中科技大学 | Computer aided gait analysis method based on monocular video |
| US20070275830A1 (en) * | 2006-05-29 | 2007-11-29 | Yang-Soo Lee | Gait training system using motion analysis |
| CN101133958A (en) * | 2007-09-30 | 2008-03-05 | 北京三维正基科技有限公司 | Joint movement degree detecting system and detecting method thereof |
| CN101983389A (en) * | 2008-10-27 | 2011-03-02 | 松下电器产业株式会社 | Moving body detection method and moving body detection device |
| CN102944200A (en) * | 2012-11-01 | 2013-02-27 | 沈阳工业大学 | Method for obtaining hip joint angle and displacement from hip joint center to platform |
| CN104970799A (en) * | 2015-06-29 | 2015-10-14 | 广西南宁灵康赛诺科生物科技有限公司 | Gait analysis method of laboratory primate |
| CN105849502A (en) * | 2013-10-24 | 2016-08-10 | 阿里·科尔德 | Motion capture system |
| CN107174255A (en) * | 2017-06-15 | 2017-09-19 | 西安交通大学 | Three-dimensional gait information gathering and analysis method based on Kinect somatosensory technology |
| CN108697921A (en) * | 2017-02-28 | 2018-10-23 | 普罗运动护具有限公司 | System, method, apparatus and marker for assessing movement displaying |
-
2019
- 2019-05-31 CN CN201910470573.3A patent/CN110132241A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001079785A2 (en) * | 2000-04-14 | 2001-10-25 | Stress Photonics, Inc. | Transient thermal marking of objects |
| CN1286962A (en) * | 2000-10-09 | 2001-03-14 | 清华大学 | Real-time body gait image detecting method |
| US20070275830A1 (en) * | 2006-05-29 | 2007-11-29 | Yang-Soo Lee | Gait training system using motion analysis |
| CN1969748A (en) * | 2006-11-29 | 2007-05-30 | 华中科技大学 | Computer aided gait analysis method based on monocular video |
| CN101133958A (en) * | 2007-09-30 | 2008-03-05 | 北京三维正基科技有限公司 | Joint movement degree detecting system and detecting method thereof |
| CN101983389A (en) * | 2008-10-27 | 2011-03-02 | 松下电器产业株式会社 | Moving body detection method and moving body detection device |
| CN102944200A (en) * | 2012-11-01 | 2013-02-27 | 沈阳工业大学 | Method for obtaining hip joint angle and displacement from hip joint center to platform |
| CN105849502A (en) * | 2013-10-24 | 2016-08-10 | 阿里·科尔德 | Motion capture system |
| CN104970799A (en) * | 2015-06-29 | 2015-10-14 | 广西南宁灵康赛诺科生物科技有限公司 | Gait analysis method of laboratory primate |
| CN108697921A (en) * | 2017-02-28 | 2018-10-23 | 普罗运动护具有限公司 | System, method, apparatus and marker for assessing movement displaying |
| CN107174255A (en) * | 2017-06-15 | 2017-09-19 | 西安交通大学 | Three-dimensional gait information gathering and analysis method based on Kinect somatosensory technology |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483697A (en) * | 2021-06-16 | 2021-10-08 | 吉林化工学院 | Nozzle atomization angle detection operation equipment and method |
| CN113483697B (en) * | 2021-06-16 | 2022-10-04 | 吉林化工学院 | Nozzle atomization angle detection operation equipment and method |
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Application publication date: 20190816 |