CN107784298A - A kind of recognition methods and device - Google Patents
A kind of recognition methods and device Download PDFInfo
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- CN107784298A CN107784298A CN201711184250.5A CN201711184250A CN107784298A CN 107784298 A CN107784298 A CN 107784298A CN 201711184250 A CN201711184250 A CN 201711184250A CN 107784298 A CN107784298 A CN 107784298A
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- gait
- bullets shooter
- peak amplitude
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
- G06F2218/12—Classification; Matching
- G06F2218/16—Classification; Matching by matching signal segments
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
- G06F2218/08—Feature extraction
- G06F2218/10—Feature extraction by analysing the shape of a waveform, e.g. extracting parameters relating to peaks
Abstract
The invention provides a kind of recognition methods and device, and to solve the problems, such as to fall into a trap in compound movement state, step is inaccurate, and this method includes：Obtain the peak amplitude statistical value and adjacent peaks distance statistics value that beans-and bullets shooter is counted under the first gait；Obtain target meter beans-and bullets shooter corresponding to peak amplitude value and adjacent peaks distance value, the target meter beans-and bullets shooter be first gait have determined last meter beans-and bullets shooter after, not yet determine belonging to gait meter beans-and bullets shooter；According to the peak amplitude statistical value, the adjacent peaks distance statistics value, the peak amplitude value and adjacent peaks distance value, identify whether the target meter beans-and bullets shooter belongs to first gait；If it is not belonging to first gait, it is determined that the target meter beans-and bullets shooter is the meter beans-and bullets shooter of the second gait.The present invention is by the contrast and analysis to walking step data, can simultaneously and dynamically identify that gait changes, so as to realize accurate meter step.
Description
Technical field
The present invention relates to the communications field, more particularly to a kind of recognition methods and device.
Background technology
With the popularization of smart mobile phone, intelligent watch, the life of people increasingly be unable to do without the support of smart machine.Due to
People often carry with oneself smart machine when moving, therefore the combination of smart machine and motion is highly to study at present
Field, various step-recording methods arise at the historic moment, such as the step-recording method based on mobile phone sensor and cell phone software.
In existing step-recording method, when motion state is mutated, smart machine is in order to ensure the motion detected
The authenticity of data, the interference information in exercise data is often removed using the fixed threshold or adaptive threshold of priori.On but
State threshold value and each self-corresponding threshold value is often set according to the different motion state of priori.It is existing that exercise data is carried out by threshold value
The method of processing, the motion state of mutation can not be identified in real time, exactly.
A kind of method is needed badly, can simultaneously and dynamically identify that gait changes, so as to realize accurate meter step.
The content of the invention
The embodiment of the present invention provides a kind of recognition methods, to solve simultaneously and dynamically identify step in motion process
State changes, and causes meter to walk the problem of inaccurate.
In order to solve the above-mentioned technical problem, the present invention is realized in：
First aspect, there is provided a kind of recognition methods, this method include：
Obtain the peak amplitude statistical value and adjacent peaks distance statistics value that beans-and bullets shooter is counted under the first gait；
Peak amplitude value and adjacent peaks distance value corresponding to target meter beans-and bullets shooter are obtained, the target meter beans-and bullets shooter is described the
One gait have determined last meter beans-and bullets shooter after, not yet determine belonging to gait meter beans-and bullets shooter；
According to the peak amplitude statistical value, the adjacent peaks distance statistics value, the peak amplitude value and adjacent wave
Peak distance value, identifies whether the target meter beans-and bullets shooter belongs to first gait；
If the target meter beans-and bullets shooter is not belonging to first gait, it is determined that the target meter beans-and bullets shooter is the meter of the second gait
Beans-and bullets shooter.
Second aspect, there is provided a kind of identification device, the device include：
First acquisition module, by obtaining the peak amplitude statistical value of beans-and bullets shooter and adjacent peaks distance system based under the first gait
Evaluation；
Second acquisition module, peak amplitude value corresponding to beans-and bullets shooter and adjacent peaks distance value, described based on obtaining target
Target meter beans-and bullets shooter is that not yet the meter of gait belonging to determination walks after last that first gait has determined counts beans-and bullets shooter
Point；
Identification module, for according to the peak amplitude statistical value, the adjacent peaks distance statistics value, the crest width
Angle value and adjacent peaks distance value, identify whether the target meter beans-and bullets shooter belongs to first gait；
Determining module, if beans-and bullets shooter is not belonging to first gait based on the target, determine that the target meter beans-and bullets shooter is
The meter beans-and bullets shooter of second gait.
The third aspect, there is provided a kind of mobile terminal, the mobile terminal include processor, memory and be stored in described deposit
On reservoir and the computer program that can run on the processor, realized when the computer program is by the computing device
The step of method as described in relation to the first aspect.
A kind of fourth aspect, there is provided computer-readable recording medium, it is characterised in that the computer-readable storage medium
Computer program is stored in matter, the step of method as described in relation to the first aspect is realized when the computer program is executed by processor
Suddenly.
In embodiments of the present invention, by obtain the first gait under count beans-and bullets shooter peak amplitude statistical value and adjacent peaks away from
From statistical value, and peak amplitude value and adjacent peaks distance value corresponding to target meter beans-and bullets shooter.Wherein, target meter beans-and bullets shooter is first
Gait have determined last meter beans-and bullets shooter after, not yet determine belonging to gait meter beans-and bullets shooter.Then, united according to peak amplitude
Whether evaluation, adjacent peaks distance statistics value, peak amplitude value and adjacent peaks distance value, identification target meter beans-and bullets shooter belong to first
Gait, if target meter beans-and bullets shooter is not belonging to the first gait, it is determined that target meter beans-and bullets shooter is the meter beans-and bullets shooter of the second gait.Basis of the present invention
Peak amplitude value corresponding to target meter beans-and bullets shooter and the peak amplitude statistical value in gait, and adjacent wave corresponding to target meter beans-and bullets shooter
Peak distance value and the adjacent peaks distance statistics value in gait, determine whether target meter beans-and bullets shooter belongs to the first gait, if being not belonging to
First gait, it is determined that belong to the second gait, so as to identify motion state change in time, improve the accuracy of meter step.Thus, originally
Scheme can identify meter beans-and bullets shooter during motion state change, simultaneously and dynamically to identify that gait changes, so as to realize accurate meter step.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the present invention, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is body gait resultant acceleration change curve；
Fig. 2 is a kind of recognition methods flow chart of the present invention；
Fig. 3 a are a kind of preferably recognition methods flow chart of the present invention；
Fig. 3 b are body gait resultant acceleration change curve schematic diagram；
Fig. 4 is a kind of identification device structure chart of the present invention；
Fig. 5 is a kind of hardware architecture diagram of mobile terminal of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Embodiment one
The embodiment of the present invention one provides a kind of recognition methods, and to solve to fall into a trap in compound movement state, step is inaccurate to ask
Topic.When people's wearable motion sensor is moved, motion sensor tends to collect movable information, and the movable information can be with
Including parameters such as run duration, movement velocity, acceleration of motion.
By taking walking as an example, Fig. 1 is body gait resultant acceleration change curve, and ordinate is resultant acceleration value in figure, in Fig. 1
A reference value is 1, and a reference value can be set according to actual curve situation, and in the present embodiment, the difference of crest and a reference value is
Crest amplitude.Abscissa is run duration, the resultant acceleration situation of change in the process of walking of the curve performance human body in figure.Its
In, resultant acceleration refers to people when walking, the resultant acceleration h of the direction of principal axis of x, y, z three perpendicular to each other, and specific formula is：As shown in Figure 1, in the process of walking, influenceed by stride, leg speed, environmental factor etc., resultant acceleration is bent
Line is made up of changeable multiple crests, wherein, the distances of adjacent peaks is changeable, crest amplitude is changeable, and in a part of crest
Also include spurious peaks.Meter to improve to compound movement walks precision, and the embodiment of the present invention provides a kind of recognition methods, such as schemed
Shown in 2, this method includes following steps：
Step 21：Obtain the peak amplitude statistical value and adjacent peaks distance statistics value that beans-and bullets shooter is counted under the first gait；
Wherein, the first gait can be specifically made up of multiple continuous meter beans-and bullets shooters with similar features, the specific first step
State can and leg speed uniform by continuous stride in a period of time uniformly walk the resultant acceleration curve movement formed.
Above-mentioned statistical value is specifically as follows one kind in arithmetic mean of instantaneous value, weighted average, mean square, median.
In the present embodiment by taking arithmetic average as an example, above-mentioned peak amplitude statistical value is specifically as follows the ripple that beans-and bullets shooter is counted under the first gait
The arithmetic average of peak-to-peak amplitude.Above-mentioned adjacent peaks distance statistics value is specifically as follows being averaged at least one adjacent peaks distance
Value, wherein, adjacent peaks distance refers to the distance of a meter beans-and bullets shooter crest and its previous adjacent meter beans-and bullets shooter crest, can use horizontal seat
Mark difference to represent, the time difference between two neighboring meter beans-and bullets shooter crest can be referred in the present embodiment.
It should be understood, of course, that if beans-and bullets shooter is counted under the first gait only has one, its adjacent peaks distance can be one silent
Recognize value, or the meter beans-and bullets shooter crest to 2 times, etc. of the distance of trough.
Step 22：Obtain peak amplitude value and adjacent peaks distance value corresponding to target meter beans-and bullets shooter, the target meter beans-and bullets shooter
After last the meter beans-and bullets shooter having determined for first gait, not yet determine belonging to gait meter beans-and bullets shooter；
Wherein, above-mentioned target meter beans-and bullets shooter can refer to：It is and last after multiple meter beans-and bullets shooters of the first gait are had determined as
Meter beans-and bullets shooter in one the first gait is adjacent, not yet determine belonging to gait one or more meter beans-and bullets shooters.
Step 23：According to the peak amplitude statistical value, the adjacent peaks distance statistics value, the peak amplitude value and
Adjacent peaks distance value, identifies whether the target meter beans-and bullets shooter belongs to first gait.
Above-mentioned peak amplitude value refers to the difference of crest and a reference value, therewith adjacent peaks distance value feeling the pulse with the finger-tip mark meter beans-and bullets shooter and phase
The abscissa difference of adjacent meter beans-and bullets shooter, i.e. time difference between two crests.Because above-mentioned peak amplitude statistical value is basis
The peak amplitude of multiple meter beans-and bullets shooters calculates in first gait, and therefore, peak amplitude statistical value has the characteristic of the first gait.It is logical
Cross and contrasted above-mentioned peak amplitude value with peak amplitude statistical value, can obtain target meter beans-and bullets shooter and the first gait is fallen into a trap step
Point is compared, the correlation in terms of peak amplitude.Similarly, by by above-mentioned adjacent peaks distance value and adjacent peaks distance statistics
Value is contrasted, and can obtain target meter beans-and bullets shooter compared with the first gait falls into a trap beans-and bullets shooter, the correlation in adjacent peaks apart from aspect
Property.With reference to above two correlation, whether have the characteristic of first gait, so as to judge target if determining the crest of target meter beans-and bullets shooter
Whether meter beans-and bullets shooter belongs to the first gait.
Step 24：If the target meter beans-and bullets shooter is not belonging to first gait, it is determined that the target meter beans-and bullets shooter is second
The meter beans-and bullets shooter of gait.
If target meter beans-and bullets shooter is not belonging to the first gait, it is different from the first gait beans-and bullets shooter of falling into a trap to represent the target meter beans-and bullets shooter
Another meter beans-and bullets shooter, therefore, the target meter beans-and bullets shooter is defined as to the meter beans-and bullets shooter of the second gait.Preferably, the second gait is one
Individual new gait.Preferably, first of target meter beans-and bullets shooter as the second gait is counted into beans-and bullets shooter.
In embodiments of the present invention, by obtain the first gait under count beans-and bullets shooter peak amplitude statistical value and adjacent peaks away from
From statistical value, and peak amplitude value and adjacent peaks distance value corresponding to target meter beans-and bullets shooter.Wherein, target meter beans-and bullets shooter is first
Gait have determined last meter beans-and bullets shooter after, not yet determine belonging to gait meter beans-and bullets shooter.Then, united according to peak amplitude
Whether evaluation, adjacent peaks distance statistics value, peak amplitude value and adjacent peaks distance value, identification target meter beans-and bullets shooter belong to first
Gait, if target meter beans-and bullets shooter is not belonging to the first gait, it is determined that target meter beans-and bullets shooter is the meter beans-and bullets shooter of the second gait.Basis of the present invention
Peak amplitude value corresponding to target meter beans-and bullets shooter and the peak amplitude statistical value in gait, and adjacent wave corresponding to target meter beans-and bullets shooter
Peak distance value and the adjacent peaks distance statistics value in gait, determine whether target meter beans-and bullets shooter belongs to the first gait, if being not belonging to
First gait, it is determined that belong to the second gait, so as to identify motion state change in time, improve the accuracy of meter step.Thus, originally
Scheme can identify meter beans-and bullets shooter during motion state change, simultaneously and dynamically to identify that gait changes, so as to realize accurate meter step.
Embodiment two
Based on above-described embodiment, the embodiment of the present invention two provides a kind of gait recognition method for preferably counting beans-and bullets shooter, to
Solve the problems, such as compound movement state fall into a trap step it is inaccurate, as shown in Figure 3 a, method comprises the following steps this method flow chart：
Step 301：Obtain the peak amplitude value and adjacent peaks distance value that beans-and bullets shooter is counted under the first gait；
Specifically, Fig. 3 b are body gait resultant acceleration change curve schematic diagram, the width of multiple continuous crests is shown in figure
Relation between degree and adjacent peaks distance.Assuming that the difference of the crest ordinate and a reference value is F1, i.e. peak amplitude value
For F1, the difference of the crest abscissa and adjacent peaks abscissa is T1, i.e. adjacent peaks distance value is T1。
Step 302：Obtain the peak amplitude statistical value and adjacent peaks distance statistics value that beans-and bullets shooter is counted under the first gait；
Above-mentioned first gait includes at least one meter beans-and bullets shooter, it is now assumed that the first gait include two meter beans-and bullets shooters, first
Individual meter beans-and bullets shooter is the meter beans-and bullets shooter obtained in above-mentioned steps 301, and second meter beans-and bullets shooter is adjacent with first meter beans-and bullets shooter, second meter step
The crest amplitude of point is F2, adjacent peaks distance value is T2.Because the two meter beans-and bullets shooters are the meter beans-and bullets shooter in the first gait, because
This, the crest amplitude of the two meter beans-and bullets shooters meets | F1-F2|/F1<0.2, also, the adjacent peaks distance value of the two meter beans-and bullets shooters
Meet (T2-T1)/rate ∈ [0.4,1], wherein, rate is accelerometer sample frequency.In specific implementation process, rate is often
For 50HZ, i.e., once sampled every 0.02 second.
Above-mentioned two meter beans-and bullets shooter in the first gait, can obtain peak amplitude statistical value corresponding with the first gait
With adjacent peaks distance statistics value, the statistical value is specifically as follows arithmetic mean of instantaneous value, weighted average, mean square, middle position
One kind in number, in the present embodiment, using the statistical value as arithmetic average.Peak amplitude statistical value is that the first gait is fallen into a trap step
The peak amplitude arithmetic average F, F=(F of point1+F2)/2.Adjacent peaks distance statistics value is adjacent meter beans-and bullets shooter in the first gait
Arithmetic average T, the T=(T of crest distance1+T2)/2。
Gait for including multiple meter beans-and bullets shooters, peak amplitude statistical value F=(F1+F2+……Fn)/n, similarly, adjacent wave
Peak distance statistics value T=(T1+T2+……Tn)/n., can by calculating peak amplitude statistical value, adjacent peaks distance statistics value
The peak amplitude feature of multiple meter beans-and bullets shooters in one gait and the feature of adjacent peaks distance are showed, above two system
Whether the meter beans-and bullets shooter that evaluation can be used for judging to obtain afterwards has the feature of current gait, judges the mutation of gait in time.
Step 303：Obtain peak amplitude value and adjacent peaks distance value corresponding to target meter beans-and bullets shooter；
In this step, after last meter beans-and bullets shooter that the target meter beans-and bullets shooter has determined for first gait,
The meter beans-and bullets shooter of gait belonging to not yet determining, below target meter beans-and bullets shooter is referred to as waiting to judge meter beans-and bullets shooter.Wait to judge that meter beans-and bullets shooter can be
One or more, in the present embodiment, treat that judgement illustrates exemplified by counting beans-and bullets shooter by one, wait to judge the peak amplitude of meter beans-and bullets shooter
It is worth for F3, wait to judge that meter beans-and bullets shooter is adjacent with the meter beans-and bullets shooter that last is defined as the first gait, adjacent peaks distance value is T3.Its
In, target meter beans-and bullets shooter can be the first gait have determined last meter beans-and bullets shooter after, not yet determine the gait and with
A nearest meter beans-and bullets shooter of last described meter beans-and bullets shooter.
By judging whether to belong to the first gait to target meter beans-and bullets shooter, the gait change of meter beans-and bullets shooter can be identified in time.Due to mesh
Mark meter beans-and bullets shooter is that last counts a nearest meter beans-and bullets shooter of beans-and bullets shooter with the first gait, and the present invention can walk to each meter successively
Point is identified, the step according to belonging to the peak amplitude value of each meter beans-and bullets shooter and adjacent peaks distance value determine each meter beans-and bullets shooter
State, gait change is simultaneously and dynamically identified, so as to realize accurate meter step.
Step 304：According to the peak amplitude statistical value, the adjacent peaks distance statistics value, the peak amplitude value
With adjacent peaks distance value, identify whether the target meter beans-and bullets shooter belongs to first gait.
Specific determination mode is as follows：
If it is pre- that the peak amplitude value of the target meter beans-and bullets shooter and the difference of the peak amplitude statistical value are less than or equal to first
If value, and/or the difference of the adjacent peaks distance value of the target meter beans-and bullets shooter and the adjacent peaks distance statistics value are less than etc.
In the second preset value, identify that the target meter beans-and bullets shooter belongs to first gait.Then, into step 303.
In the present embodiment, the first preset value is 0.2, and the second preset value is 0.2.The ripple obtained according to above-mentioned steps 302
Peak-to-peak amplitude statistical value F, works as F3Meet F with F3During-F≤0.2, that is, the peak amplitude for waiting to judge meter beans-and bullets shooter has the first gait crest
The feature of amplitude.In addition, in addition to difference utilized above judges the mode of correlation, F3Can be with the judgment modes of F correlations
There are a variety of forms, such as：Ratio or change ratio etc., preferably, work as F3Meet with F | F3- F | during/F≤0.2, identify the mesh
Mark meter beans-and bullets shooter has the feature of the first gait peak amplitude.Similarly, the adjacent peaks distance statistics obtained according to above-mentioned steps 302
Value T, works as T3Meet T with T3During-T≤0.2, that is, wait to judge meter beans-and bullets shooter adjacent peaks distance have the first gait adjacent peaks away from
From feature.Similarly, in addition to difference utilized above judges the mode of correlation, T3Judgment mode with closing property of T-phase can also
By a variety of forms, preferably, work as T3Meet with T | T3- T | during/T≤0.2, identify the adjacent peaks distance of the target meter beans-and bullets shooter
Feature with the first gait adjacent peaks distance.When the peak amplitude and adjacent peaks distance for waiting to judge meter beans-and bullets shooter are with first
When the feature that gait has is corresponding, it is determined that waiting to judge to count next meter beans-and bullets shooter of the beans-and bullets shooter for the first gait.
Two kinds of statistical values according to possessed by the first gait, calculate wait to judge the meter peak amplitude of beans-and bullets shooter, adjacent peaks away from
From the correlation with the first gait, so that it is determined that waiting to judge to count whether beans-and bullets shooter has the feature of the first gait.The present invention can incite somebody to action
First gait is showed with the correlation for waiting to judge meter beans-and bullets shooter in the form of numerical value, when waiting to judge meter beans-and bullets shooter and first gait
When correlation is stronger, it is determined that waiting to judge to count next meter beans-and bullets shooter of the beans-and bullets shooter for the first gait.
In addition, when identifying that the target meter beans-and bullets shooter belongs to first gait, according to the crest of the target meter beans-and bullets shooter
The peak amplitude value of range value and at least one meter beans-and bullets shooter updates the peak amplitude statistical value；Walked according to the target meter
The adjacent peaks distance value that beans-and bullets shooter is counted under the adjacent peaks distance value of point and first gait updates the adjacent peaks statistics
Value.
Specifically, when it is determined that wait judge meter beans-and bullets shooter belong to the first gait when, according to the F of the meter beans-and bullets shooter3F is updated, after renewal
F '=(F1+F2+F3)/3.Similarly, according to T3Update T, T '=(T after renewal1+T2+T3)/3.T ' and F ' can be used for judging
Whether adjacent with the meter beans-and bullets shooter, not yet gait belonging to determination next meter beans-and bullets shooter has the feature of the first gait.When it is determined that
During meter beans-and bullets shooter number increase in the first gait, the present invention can upgrade in time the characteristic value of the first gait, be walked according to newest meter
The feature that has of point the first gait of adjustment, and being showed by the form of numerical value, so as to the meter beans-and bullets shooter after determining whether
With the correlation of the first gait.
If the peak amplitude value of the target meter beans-and bullets shooter and the difference of the peak amplitude statistical value are more than the first preset value,
And/or the difference of the adjacent peaks distance value of the target meter beans-and bullets shooter and the adjacent peaks distance statistics value is more than second and preset
Value, identifies that the target meter beans-and bullets shooter is not belonging to first gait.
In the present embodiment, the first preset value is 0.2, and the second preset value is 0.2.Target for being not belonging to the first gait
Beans-and bullets shooter is counted, is specifically divided into three kinds of situations：
A, the peak amplitude value of target meter beans-and bullets shooter is more than the first preset value relative to the difference of peak amplitude statistical value, and
And the adjacent peaks distance value of target meter beans-and bullets shooter is more than the second preset value relative to the difference of adjacent peaks distance statistics value.
It can specifically be expressed as：F3-F>0.2 and T3-T>0.2.In actual applications, the situation is likely to be people from the uniform velocity
The motion states such as running are changed into walking.
B, the peak amplitude value of target meter beans-and bullets shooter is more than the first preset value relative to the difference of peak amplitude statistical value, but
It is that the adjacent peaks distance value of target meter beans-and bullets shooter is not more than the second preset value relative to the difference of adjacent peaks distance statistics value.
It can specifically be expressed as：F3-F>0.2 and T3-T≤0.2.In actual applications, the situation is likely to be people from the uniform velocity
The motion states such as stair activity or jump are changed into walking.
C, the peak amplitude value of target meter beans-and bullets shooter is not more than the first preset value relative to the difference of peak amplitude statistical value, but
It is that the adjacent peaks distance value of target meter beans-and bullets shooter is more than the second preset value relative to the difference of adjacent peaks distance statistics value.
It can specifically be expressed as：F3- F≤0.2 and T3-T>0.2.In actual applications, the situation is likely to be people and walked
During reduce leg speed or stop motion.
In addition, this step also includes a kind of preferably scheme, when target meter beans-and bullets shooter and current gait meet above-mentioned A, B, C
During any situation, preferably, spurious peaks can also be screened, specifically, judging last meter beans-and bullets shooter of the first gait
Afterwards, in 1.2T distances, if the meter beans-and bullets shooter for meeting the first gait feature be present.If in 1.2T distances, satisfaction the be present
The meter beans-and bullets shooter of one gait feature, then it is spurious peaks to confirm above-mentioned target meter beans-and bullets shooter, using the meter beans-and bullets shooter as disturbing factor without
Meter step；If in 1.2T distances, in the absence of the meter beans-and bullets shooter for meeting the first gait feature, then it is not the to confirm above-mentioned target meter beans-and bullets shooter
Next meter beans-and bullets shooter of one gait, subsequently enters step 305.
Accordingly, for two kinds of characteristic values of the peak amplitude in target meter beans-and bullets shooter and adjacent peaks distance, any feature value with
When the feature of current gait is not inconsistent, determine that target meter beans-and bullets shooter does not have a feature of current gait, i.e., target meter beans-and bullets shooter is not belonging to the
One gait.The present invention is by judging that two kinds of characteristic values of target meter beans-and bullets shooter medium wave peak-to-peak amplitude and adjacent peaks distance are special with current gait
The relation of sign, the meter beans-and bullets shooter that motion state changes is distinguished in time.When stride, leg speed, motion frequency etc. are any or appoint
When what multi-motion feature changes, peak amplitude value and/or adjacent peaks distance value in the present invention in target meter beans-and bullets shooter
It can occur to change accordingly, so that the feature for the meter beans-and bullets shooter that motion state changes be showed by the form of numerical value.
Step 305：Determine the meter beans-and bullets shooter that the target meter beans-and bullets shooter is the second gait；
When target meter beans-and bullets shooter is not belonging to the first gait, and show that the motion state of target meter beans-and bullets shooter is undergone mutation, now
In time the first gait is jumped out, the second gait is created according to target meter beans-and bullets shooter, avoids continuing with the feature of the first gait to afterwards
Meter beans-and bullets shooter is judged, so as to improve the precision of meter step in motion change state.
Step 306：Peak amplitude statistical value using the peak amplitude value of the target meter beans-and bullets shooter as second gait,
And the adjacent peaks distance statistics value using the adjacent peaks distance value of the target meter beans-and bullets shooter as second gait.
By above-mentioned judgement, because target meter beans-and bullets shooter does not have the feature of the first gait, therefore, ripple corresponding to the second gait
Peak-to-peak amplitude statistical value also can be different with the first gait with adjacent peaks distance statistics value.Only has one in current second gait
Count beans-and bullets shooter, therefore, the peak amplitude statistical value using the peak amplitude value of the meter beans-and bullets shooter as the second gait, by the phase of the meter beans-and bullets shooter
Adjacent peaks distance statistics value of the adjacent wave peak distance value as the second gait.
Step 307：After the initial meter beans-and bullets shooter for obtaining second gait, not yet determine belonging to gait meter beans-and bullets shooter ripple
Acrometron angle value and adjacent peaks distance value；
The meter beans-and bullets shooter of gait belonging to not yet determining can be one or more meter beans-and bullets shooters, with the second gait last
After counting beans-and bullets shooter, be it is new wait to judge meter beans-and bullets shooter, the present embodiment treats that judgement illustrates exemplified by counting beans-and bullets shooter by one, below will be upper
State and not yet determine that a meter beans-and bullets shooter of the gait is referred to as waiting to judge meter beans-and bullets shooter.
Step 308：According to the peak amplitude statistical value of second gait with waiting to judge meter after the initial meter beans-and bullets shooter
Correlation between the peak amplitude value of beans-and bullets shooter, and the adjacent peaks distance statistics value of second gait and the initial meter
Wait to judge the correlation between the adjacent peaks distance value of meter beans-and bullets shooter after beans-and bullets shooter, determine to wait to judge after the initial meter beans-and bullets shooter
Meter beans-and bullets shooter whether be the second gait next meter beans-and bullets shooter.
Specifically similarly, here is omitted for the judgment rule for correlation and step 304.
In the above embodiment of the present invention, peak amplitude value and the crest in gait according to corresponding to waiting to judge meter beans-and bullets shooter
Amplitude statistics value, and wait to judge adjacent peaks distance value corresponding to meter beans-and bullets shooter and the adjacent peaks distance statistics value in gait,
It is determined that waiting to judge to count whether beans-and bullets shooter is the meter beans-and bullets shooter for belonging to above-mentioned gait, so as to identify motion state change in time, meter step is improved
Accuracy.In addition, when it is determined that when it is the meter beans-and bullets shooter for belonging to above-mentioned gait to judge meter beans-and bullets shooter, the present invention can upgrade in time with being somebody's turn to do
ASSOCIATE STATISTICS value corresponding to gait.When it is determined that when it is not the meter beans-and bullets shooter for belonging to above-mentioned gait to judge meter beans-and bullets shooter, the present invention can root
According to waiting to judge that meter beans-and bullets shooter creates new gait and corresponding ASSOCIATE STATISTICS value in time, and based on related system corresponding to new gait
Evaluation is judged follow-up meter beans-and bullets shooter.Thus, this programme can identify meter beans-and bullets shooter when motion state changes, and improve identification motion
The accuracy of change, and then improve the precision of meter step.
Embodiment three
The present embodiment provides a kind of identification device 40, its structure as shown in figure 4, to realize the method for above-described embodiment,
The device includes but is not limited to following functions module：
First acquisition module 41, peak amplitude statistical value and adjacent peaks distance by obtaining beans-and bullets shooter based under the first gait
Statistical value.
Second acquisition module 42, peak amplitude value corresponding to beans-and bullets shooter and adjacent peaks distance value, institute based on obtaining target
After stating last meter beans-and bullets shooter that target meter beans-and bullets shooter has determined for first gait, not yet the meter of gait belonging to determination walks
Point；
Identification module 43, for according to the peak amplitude statistical value, the adjacent peaks distance statistics value, the crest
Range value and adjacent peaks distance value, identify whether the target meter beans-and bullets shooter belongs to first gait；
Determining module 44, if beans-and bullets shooter is not belonging to first gait based on the target, determine the target meter beans-and bullets shooter
For the meter beans-and bullets shooter of the second gait.
In embodiments of the present invention, by obtain the first gait under count beans-and bullets shooter peak amplitude statistical value and adjacent peaks away from
From statistical value, and peak amplitude value and adjacent peaks distance value corresponding to target meter beans-and bullets shooter.Wherein, target meter beans-and bullets shooter is first
Gait have determined last meter beans-and bullets shooter after, not yet determine belonging to gait meter beans-and bullets shooter.Then, united according to peak amplitude
Whether evaluation, adjacent peaks distance statistics value, peak amplitude value and adjacent peaks distance value, identification target meter beans-and bullets shooter belong to first
Gait, if target meter beans-and bullets shooter is not belonging to the first gait, it is determined that target meter beans-and bullets shooter is the meter beans-and bullets shooter of the second gait.Basis of the present invention
Peak amplitude value corresponding to target meter beans-and bullets shooter and the peak amplitude statistical value in gait, and adjacent wave corresponding to target meter beans-and bullets shooter
Peak distance value and the adjacent peaks distance statistics value in gait, determine whether target meter beans-and bullets shooter belongs to the first gait, if being not belonging to
First gait, it is determined that belong to the second gait, so as to identify motion state change in time, improve the accuracy of meter step.Thus, originally
Scheme can identify meter beans-and bullets shooter during motion state change, simultaneously and dynamically to identify that gait changes, so as to realize accurate meter step.
Wherein, after target meter beans-and bullets shooter can be last meter beans-and bullets shooter that the first gait has determined, institute is not yet determined
State gait and a meter beans-and bullets shooter nearest with last described meter beans-and bullets shooter.
The present invention is by that to judging whether target meter beans-and bullets shooter belongs to the first gait, can identify that meter beans-and bullets shooter gait changes in time.
Because target meter beans-and bullets shooter is a meter beans-and bullets shooter nearest with last meter beans-and bullets shooter, the present invention can be successively to each meter beans-and bullets shooter
It is identified, each meter affiliated gait of beans-and bullets shooter is determined according to the peak amplitude value of each meter beans-and bullets shooter and adjacent peaks distance value,
Gait change is simultaneously and dynamically identified, so as to realize accurate meter step.
Preferably, above-mentioned identification module is specifically used for：If the peak amplitude value of the target meter beans-and bullets shooter and the crest width
The difference of degree statistical value is more than the first preset value, and/or the adjacent peaks distance value of the target meter beans-and bullets shooter and the adjacent wave
The difference of peak distance statistics value is more than the second preset value, identifies that the target meter beans-and bullets shooter is not belonging to first gait.
Accordingly, for two kinds of characteristic values of the peak amplitude in target meter beans-and bullets shooter and adjacent peaks distance, any feature value with
When the feature of current gait is not inconsistent, determine that target meter beans-and bullets shooter does not have a feature of current gait, i.e., target meter beans-and bullets shooter is not belonging to the
One gait.The present invention is by judging that two kinds of characteristic values of target meter beans-and bullets shooter medium wave peak-to-peak amplitude and adjacent peaks distance are special with current gait
The relation of sign, the meter beans-and bullets shooter that motion state changes is distinguished in time.When stride, leg speed, motion frequency etc. are any or appoint
When what multi-motion feature changes, peak amplitude value and/or adjacent peaks distance value in the present invention in target meter beans-and bullets shooter
It can occur to change accordingly, so that the feature for the meter beans-and bullets shooter that motion state changes be showed by the form of numerical value.
Preferably, said apparatus also includes：Statistical module, by it is determined that beans-and bullets shooter is the meter of the second gait based on the target
After beans-and bullets shooter, the peak amplitude statistical value using the peak amplitude value of the target meter beans-and bullets shooter as second gait, and by institute
State adjacent peaks distance statistics value of the adjacent peaks distance value as second gait of target meter beans-and bullets shooter.
After it is determined that the target meter beans-and bullets shooter is the meter beans-and bullets shooter of the second gait, because target meter beans-and bullets shooter does not have the first step
The feature of state, therefore, peak amplitude statistical value corresponding to the second gait also can be with the first gaits with adjacent peaks distance statistics value
It is different.Only has a meter beans-and bullets shooter in current second gait, therefore, using the peak amplitude value of the meter beans-and bullets shooter as the second gait
Peak amplitude statistical value, the adjacent peaks distance statistics value using the adjacent peaks distance value of the meter beans-and bullets shooter as the second gait.
Preferably, above-mentioned identification module, is specifically used for：If the peak amplitude value and the difference of the peak amplitude statistical value
Value is less than or equal to the first preset value, and the difference of the adjacent peaks distance value and the adjacent peaks distance statistics value less than etc.
In the second preset value, identify that the target meter beans-and bullets shooter belongs to first gait.
The present invention two kinds of statistical values according to possessed by the first gait, calculate the peak amplitude, adjacent for waiting to judge meter beans-and bullets shooter
The correlation of crest distance and the first gait, so that it is determined that waiting to judge to count whether beans-and bullets shooter has the feature of the first gait.The present invention
Can by the first gait and wait judge meter beans-and bullets shooter correlation be showed in the form of numerical value, when wait judge meter beans-and bullets shooter and first
When the correlation of gait is stronger, it is determined that waiting to judge to count next meter beans-and bullets shooter of the beans-and bullets shooter for the first gait.
Preferably, said apparatus also includes：3rd acquisition module, the crest width of beans-and bullets shooter based in the case where obtaining the first gait
Spend before statistical value and adjacent peaks distance statistics value, obtain under first gait peak amplitude value of each meter beans-and bullets shooter and adjacent
Crest distance value；
First update module, after beans-and bullets shooter belongs to first gait based on the identification target, according to the mesh
The peak amplitude value of each meter beans-and bullets shooter updates the crest width under the peak amplitude value of mark meter beans-and bullets shooter and the first gait of the acquisition
Spend statistical value；
Second update module, after beans-and bullets shooter belongs to first gait based on the identification target, according to the mesh
The adjacent peaks distance value renewal institute of each meter beans-and bullets shooter under the adjacent peaks distance value of mark meter beans-and bullets shooter and the first gait of the acquisition
State adjacent peaks statistical value.
When it is determined that during meter beans-and bullets shooter number increase in the first gait, the present invention can upgrade in time the characteristic value of the first gait,
The feature being had according to newest the first gait of meter beans-and bullets shooter adjustment, and showed by the form of numerical value, further to sentence
Meter beans-and bullets shooter and the correlation of the first gait after disconnected.
Modules in identification device 40 provided by the invention, for realizing each mistake of method in above-described embodiment
Journey, and identical technique effect can be reached, to avoid repeating, repeat no more here.
Example IV
Fig. 5 is a kind of hardware architecture diagram for the mobile terminal for realizing each embodiment of the present invention,
The mobile terminal 500 includes but is not limited to：It is radio frequency unit 501, mixed-media network modules mixed-media 502, audio output unit 503, defeated
Enter unit 504, sensor 505, display unit 506, user input unit 507, interface unit 508, memory 509, processor
The part such as 510 and power supply 511.It will be understood by those skilled in the art that the mobile terminal structure shown in Fig. 5 is not formed
Restriction to mobile terminal, mobile terminal can be included than illustrating more or less parts, either combine some parts or
Different part arrangements.In embodiments of the present invention, mobile terminal include but is not limited to mobile phone, tablet personal computer, notebook computer,
Palm PC, car-mounted terminal, wearable device and pedometer etc..
Wherein, processor 510, it is used for：Obtain under the first gait count beans-and bullets shooter peak amplitude statistical value and adjacent peaks away from
From statistical value；Peak amplitude value and adjacent peaks distance value corresponding to target meter beans-and bullets shooter are obtained, the target meter beans-and bullets shooter is described
First gait have determined last meter beans-and bullets shooter after, not yet determine belonging to gait meter beans-and bullets shooter；
According to the peak amplitude statistical value, the adjacent peaks distance statistics value, the peak amplitude value and adjacent wave
Peak distance value, identifies whether the target meter beans-and bullets shooter belongs to first gait；If the target meter beans-and bullets shooter is not belonging to described
One gait, it is determined that the target meter beans-and bullets shooter is the meter beans-and bullets shooter of the second gait.
The present invention program counts the peak amplitude statistical value and adjacent peaks distance statistics of beans-and bullets shooter by obtaining under the first gait
Value, and peak amplitude value and adjacent peaks distance value corresponding to target meter beans-and bullets shooter.Wherein, target meter beans-and bullets shooter be the first gait
Through determination last meter beans-and bullets shooter after, not yet determine belonging to gait meter beans-and bullets shooter.Then, according to peak amplitude statistical value,
Whether adjacent peaks distance statistics value, peak amplitude value and adjacent peaks distance value, identification target meter beans-and bullets shooter belong to the first gait,
If target meter beans-and bullets shooter is not belonging to the first gait, it is determined that target meter beans-and bullets shooter is the meter beans-and bullets shooter of the second gait.The present invention is according to target
Count the peak amplitude statistical value in peak amplitude value and gait corresponding to beans-and bullets shooter, and adjacent peaks corresponding to target meter beans-and bullets shooter away from
From value and the adjacent peaks distance statistics value in gait, determine whether target meter beans-and bullets shooter belongs to the first gait, if being not belonging to first
Gait, it is determined that belong to the second gait, so as to identify motion state change in time, improve the accuracy of meter step.Thus, this programme
Meter beans-and bullets shooter during motion state change can be identified, simultaneously and dynamically to identify that gait changes, so as to realize accurate meter step.
It should be understood that in the embodiment of the present invention, radio frequency unit 501 can be used for receiving and sending messages or communication process in, signal
Reception and transmission, specifically, by from base station downlink data receive after, handled to processor 510；In addition, will be up
Data are sent to base station.Generally, radio frequency unit 501 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 501 can also by wireless communication system and network and other set
Standby communication.
Mobile terminal has provided the user wireless broadband internet by mixed-media network modules mixed-media 502 and accessed, and such as helps user to receive
Send e-mails, browse webpage and access streaming video etc..
Audio output unit 503 can be receiving by radio frequency unit 501 or mixed-media network modules mixed-media 502 or in memory 509
It is sound that the voice data of storage, which is converted into audio signal and exported,.Moreover, audio output unit 503 can also be provided and moved
The audio output for the specific function correlation that dynamic terminal 500 performs is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 503 includes loudspeaker, buzzer and receiver etc..
Input block 504 is used to receive audio or video signal.Input block 504 can include graphics processor
(Graphics Processing Unit, GPU) 5041 and microphone 5042, graphics processor 5041 is in video acquisition mode
Or the static images or the view data of video obtained in image capture mode by image capture apparatus (such as camera) are carried out
Reason.Picture frame after processing may be displayed on display unit 506.Picture frame after the processing of graphics processor 5041 can be deposited
Storage is transmitted in memory 509 (or other storage mediums) or via radio frequency unit 501 or mixed-media network modules mixed-media 502.Mike
Wind 5042 can receive sound, and can be voice data by such acoustic processing.Voice data after processing can be
The form output of mobile communication base station can be sent to via radio frequency unit 501 by being converted in the case of telephone calling model.
Mobile terminal 500 also includes at least one sensor 505, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 5061, and proximity transducer can close when mobile terminal 500 is moved in one's ear
Display panel 5061 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axles) size of acceleration, size and the direction of gravity are can detect that when static, available for identification mobile terminal posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；Pass
Sensor 505 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared ray sensor etc. are spent, will not be repeated here.
Display unit 506 is used for the information for showing the information inputted by user or being supplied to user.Display unit 506 can wrap
Display panel 5061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configures display panel 5061.
User input unit 507 can be used for the numeral or character information for receiving input, and produce the use with mobile terminal
The key signals input that family is set and function control is relevant.Specifically, user input unit 507 include contact panel 5071 and
Other input equipments 5072.Contact panel 5071, also referred to as touch-screen, collect touch operation of the user on or near it
(for example user uses any suitable objects or annex such as finger, stylus on contact panel 5071 or in contact panel 5071
Neighbouring operation).Contact panel 5071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects the signal that touch operation is brought, and transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 510, receiving area
Manage the order that device 510 is sent and performed.It is furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Type realizes contact panel 5071.Except contact panel 5071, user input unit 507 can also include other input equipments
5072.Specifically, other input equipments 5072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, action bars, will not be repeated here.
Further, contact panel 5071 can be covered on display panel 5061, when contact panel 5071 is detected at it
On or near touch operation after, send processor 510 to determine the type of touch event, be followed by subsequent processing device 510 according to touch
The type for touching event provides corresponding visual output on display panel 5061.Although in Figure 5, contact panel 5071 and display
Panel 5061 is the part independent as two to realize the input of mobile terminal and output function, but in some embodiments
In, can be integrated by contact panel 5071 and display panel 5061 and realize input and the output function of mobile terminal, it is specific this
Place does not limit.
Interface unit 508 is the interface that external device (ED) is connected with mobile terminal 500.For example, external device (ED) can include
Line or wireless head-band earphone port, external power source (or battery charger) port, wired or wireless FPDP, storage card end
Mouth, port, audio input/output (I/O) port, video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 508 can be used for receive the input (for example, data message, electric power etc.) from external device (ED) and
One or more elements that the input received is transferred in mobile terminal 500 can be used in the He of mobile terminal 500
Data are transmitted between external device (ED).
Memory 509 can be used for storage software program and various data.Memory 509 can mainly include storing program area
And storage data field, wherein, storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Voice data, phone directory etc.) etc..In addition, memory 509 can include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 510 is the control centre of mobile terminal, utilizes each of various interfaces and the whole mobile terminal of connection
Individual part, by running or performing the software program and/or module that are stored in memory 509, and call and be stored in storage
Data in device 509, the various functions and processing data of mobile terminal are performed, so as to carry out integral monitoring to mobile terminal.Place
Reason device 510 may include one or more processing units；Preferably, processor 510 can integrate application processor and modulatedemodulate is mediated
Device is managed, wherein, application processor mainly handles operating system, user interface and application program etc., and modem processor is main
Handle radio communication.It is understood that above-mentioned modem processor can not also be integrated into processor 510.
Mobile terminal 500 can also include the power supply 511 (such as battery) to all parts power supply, it is preferred that power supply 511
Can be logically contiguous by power-supply management system and processor 510, so as to realize management charging by power-supply management system, put
The function such as electricity and power managed.
In addition, mobile terminal 500 includes some unshowned functional modules, will not be repeated here.
Preferably, the embodiment of the present invention also provides a kind of mobile terminal, including processor 510, memory 509, is stored in
On memory 509 and the computer program that can be run on the processor 510, the computer program are performed by processor 510
Each process of the above-mentioned recognition methods embodiments of Shi Shixian, and identical technique effect can be reached, to avoid repeating, here no longer
Repeat.
The embodiment of the present invention also provides a kind of computer-readable recording medium, and meter is stored with computer-readable recording medium
Calculation machine program, the computer program realize each mistake of method in above-described embodiment one or embodiment two when being executed by processor
Journey, and identical technique effect can be reached, to avoid repeating, repeat no more here.Wherein, described computer-readable storage medium
Matter, such as read-only storage (Read-Only Memory, abbreviation ROM), random access memory (Random Access
Memory, abbreviation RAM), magnetic disc or CD etc..
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, article or device institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Other identical element also be present in the process of key element, method, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme is substantially done to prior art in other words
Going out the part of contribution can be embodied in the form of software product, and the computer software product is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions to cause a station terminal (can be mobile phone, computer, service
Device, air conditioner, or network equipment etc.) perform method described in each embodiment of the present invention.
Embodiments of the invention are described above in conjunction with accompanying drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned embodiment is only schematical, rather than restricted, one of ordinary skill in the art
Under the enlightenment of the present invention, in the case of present inventive concept and scope of the claimed protection is not departed from, it can also make a lot
Form, belong within the protection of the present invention.
Claims (12)
- A kind of 1. recognition methods, it is characterised in that including：Obtain the peak amplitude statistical value and adjacent peaks distance statistics value that beans-and bullets shooter is counted under the first gait；Peak amplitude value and adjacent peaks distance value corresponding to target meter beans-and bullets shooter are obtained, the target meter beans-and bullets shooter is the first step State have determined last meter beans-and bullets shooter after, not yet determine belonging to gait meter beans-and bullets shooter；According to the peak amplitude statistical value, the adjacent peaks distance statistics value, the peak amplitude value and adjacent peaks away from From value, identify whether the target meter beans-and bullets shooter belongs to first gait；If the target meter beans-and bullets shooter is not belonging to first gait, it is determined that the target meter beans-and bullets shooter walks for the meter of the second gait Point.
- 2. the method as described in claim 1, it is characterised in that the target meter beans-and bullets shooter is that first gait has determined After last meter beans-and bullets shooter, not yet determine belonging to gait and walked with last described closest one meter of meter beans-and bullets shooter Point.
- 3. the method as described in claim 1, it is characterised in that described according to the peak amplitude statistical value, the adjacent wave Peak distance statistics value, the peak amplitude value and adjacent peaks distance value, identify whether the target meter beans-and bullets shooter belongs to described One gait, is specifically included：If the difference of the peak amplitude value of the target meter beans-and bullets shooter and the peak amplitude statistical value is more than the first preset value, and/ Or the adjacent peaks distance value of the target meter beans-and bullets shooter and the difference of the adjacent peaks distance statistics value are more than the second preset value, Identify that the target meter beans-and bullets shooter is not belonging to first gait.
- 4. method as claimed in claim 3, it is characterised in that it is determined that the target meter beans-and bullets shooter is the meter beans-and bullets shooter of the second gait Afterwards, in addition to：Peak amplitude statistical value using the peak amplitude value of the target meter beans-and bullets shooter as second gait, and by the target Count adjacent peaks distance statistics value of the adjacent peaks distance value of beans-and bullets shooter as second gait.
- 5. the method as described in claim 1, it is characterised in that described according to the peak amplitude statistical value, the adjacent wave Peak distance statistics value, the peak amplitude value and adjacent peaks distance value, identify whether the target meter beans-and bullets shooter belongs to described One gait, is specifically included：If the peak amplitude value of the target meter beans-and bullets shooter and the difference of the peak amplitude statistical value are less than or equal to the first preset value, And the difference of the adjacent peaks distance value and the adjacent peaks distance statistics value is less than or equal to the second preset value, described in identification Target meter beans-and bullets shooter belongs to first gait.
- 6. method as claimed in claim 5, it is characterised in that the peak amplitude statistical value of beans-and bullets shooter is counted in the case where obtaining the first gait Before adjacent peaks distance statistics value, methods described also includes：Obtain the peak amplitude value and adjacent peaks distance value that beans-and bullets shooter is respectively counted under first gait；If identifying, the target meter beans-and bullets shooter belongs to first gait, and methods described also includes：According to the peak amplitude value that beans-and bullets shooter is respectively counted under the peak amplitude value of the target meter beans-and bullets shooter and the first gait of the acquisition Update the peak amplitude statistical value；According to the adjacent wave that beans-and bullets shooter is respectively counted under the adjacent peaks distance value of the target meter beans-and bullets shooter and the first gait of the acquisition Peak distance value updates the adjacent peaks statistical value.
- A kind of 7. identification device, it is characterised in that including：First acquisition module, peak amplitude statistical value and adjacent peaks distance statistics by obtaining beans-and bullets shooter based under the first gait Value；Second acquisition module, peak amplitude value corresponding to beans-and bullets shooter and adjacent peaks distance value, the target based on obtaining target Meter beans-and bullets shooter be first gait have determined last meter beans-and bullets shooter after, not yet determine belonging to gait meter beans-and bullets shooter；Identification module, for according to the peak amplitude statistical value, the adjacent peaks distance statistics value, the peak amplitude value With adjacent peaks distance value, identify whether the target meter beans-and bullets shooter belongs to first gait；Determining module, if beans-and bullets shooter is not belonging to first gait based on the target, it is second to determine the target meter beans-and bullets shooter The meter beans-and bullets shooter of gait.
- 8. device as claimed in claim 7, it is characterised in that the target meter beans-and bullets shooter is that first gait has determined After last meter beans-and bullets shooter, not yet determine belonging to gait and walked with last described closest one meter of meter beans-and bullets shooter Point.
- 9. device as claimed in claim 7, it is characterised in that the identification module, be specifically used for：If the difference of the peak amplitude value of the target meter beans-and bullets shooter and the peak amplitude statistical value is more than the first preset value, and/ Or the adjacent peaks distance value of the target meter beans-and bullets shooter and the difference of the adjacent peaks distance statistics value are more than the second preset value, Identify that the target meter beans-and bullets shooter is not belonging to first gait.
- 10. device as claimed in claim 9, it is characterised in that also include：Statistical module, by it is determined that based on the target beans-and bullets shooter for the second gait meter beans-and bullets shooter after, by the target meter beans-and bullets shooter Peak amplitude statistical value of the peak amplitude value as second gait, and by the adjacent peaks distance of the target meter beans-and bullets shooter It is worth the adjacent peaks distance statistics value as second gait.
- 11. device as claimed in claim 7, it is characterised in that the identification module, be specifically used for：If the peak amplitude value and the difference of the peak amplitude statistical value are less than or equal to the first preset value, and the adjacent wave Peak distance value and the difference of the adjacent peaks distance statistics value are less than or equal to the second preset value, identify the target meter beans-and bullets shooter category In first gait.
- 12. device as claimed in claim 11, it is characterised in that also include：3rd acquisition module, the peak amplitude statistical value and adjacent peaks distance statistics of beans-and bullets shooter based in the case where obtaining the first gait Before value, the peak amplitude value and adjacent peaks distance value of each meter beans-and bullets shooter under first gait are obtained；First update module, after beans-and bullets shooter belongs to first gait based on the identification target, according to the target meter Respectively the peak amplitude value of meter beans-and bullets shooter updates the peak amplitude system under the peak amplitude value of beans-and bullets shooter and the first gait of the acquisition Evaluation；Second update module, after beans-and bullets shooter belongs to first gait based on the identification target, according to the target meter Respectively the adjacent peaks distance value of meter beans-and bullets shooter updates the phase under the adjacent peaks distance value of beans-and bullets shooter and the first gait of the acquisition Adjacent peak statistics.
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| CN112629554A (en) * | 2020-12-10 | 2021-04-09 | 维沃移动通信有限公司 | Motion trajectory acquisition method and device and electronic equipment |
| CN113324559A (en) * | 2021-05-10 | 2021-08-31 | 青岛海尔空调器有限总公司 | Motion step counting method and device and air treatment equipment |
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