CN107071736B - Shared bicycle data acquisition platform - Google Patents
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- CN107071736B CN107071736B CN201710361770.2A CN201710361770A CN107071736B CN 107071736 B CN107071736 B CN 107071736B CN 201710361770 A CN201710361770 A CN 201710361770A CN 107071736 B CN107071736 B CN 107071736B
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- 238000004891 communication Methods 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 238000004458 analytical method Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000001914 filtration Methods 0.000 claims description 84
- 239000000203 mixture Substances 0.000 claims description 27
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- 238000007781 pre-processing Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
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- NAPPWIFDUAHTRY-XYDRQXHOSA-N (8r,9s,10r,13s,14s,17r)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one;(8r,9s,13s,14s,17r)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6h-cyclopenta[a]phenanthrene-3,17-diol Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1.OC1=CC=C2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 NAPPWIFDUAHTRY-XYDRQXHOSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/70—Denoising; Smoothing
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
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- Quality & Reliability (AREA)
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- Position Fixing By Use Of Radio Waves (AREA)
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Abstract
The present invention relates to a kind of shared bicycle data acquisition platform, including regional detection device, it is determined that shared bicycle is currently located area；Wireless communication interface, receive the signal intensity table of comparisons of the shared bicycle server wireless transmission；GPS navigation equipment, the data that aeronautical satellite is sent, and the data sent according to aeronautical satellite are received, it is determined that the current position location of shared bicycle；Reception state detection device, the receiving intensity for the data that an aeronautical satellite is sent is measured every preset time threshold；State preliminary examination equipment, when receiving nearest receiving intensity, corresponding receiving intensity scope is searched out from the signal intensity table of comparisons based on area is currently located, corresponding receiving intensity scope is matched with nearest receiving intensity, determines whether to start auxiliary capture apparatus based on matching result.By means of the invention it is possible to realize the accurate collection and analysis to sharing each item data of bicycle.
Description
Technical field
The present invention relates to image processing field, more particularly to a kind of shared bicycle data acquisition platform.
Background technology
2014,4 partners of Beijing University graduate Dai Weiyu founded OFO jointly, were directed to the trip for solving campus
Problem.In May, 2015, more than 2000 shared bicycles appear in Beijing University campus.By in November, 2016, there are more families to be total to
Enjoy bicycle birth and all obtain substantial amounts of risk investment.
The features such as bicycle is scattered due to being distributed, large number of is shared, special use is carried out to each shared bicycle
Safeguard, it is extremely difficult, even if realizing, it is also desirable to expend substantial amounts of man power and material, therefore, the operator of shared bicycle is more willing to
The mode of shared bicycle self is used to save financial cost.
It is that shared bicycle can realize self it is crucial that need to obtain every detection data in itself from shared bicycle,
Many judgement and analysis are carried out based on items detection data, it is shared single to reach maintenance from customer's angle direct customers behavior
The purpose of car, for example, customer is improved to sharing the desire of riding of bicycle under the state of couching, so as to maintain indirectly under the state of couching
Shared bicycle.However, in the prior art and in the absence of such technical scheme.
The content of the invention
In order to solve the above problems, the invention provides a kind of shared bicycle data acquisition platform, can be used in receiving
During the receiving intensity of the data sent to recent aeronautical satellite, area is currently located from the signal based on what is received
Receiving intensity scope corresponding with being currently located area is searched out in the intensity table of comparisons using as intended recipient strength range, by mesh
The receiving intensity that tag splice receives the data that strength range is sent with recent aeronautical satellite is matched, true based on matching result
Fixed whether to start auxiliary capture apparatus, the high-definition image for shooting to obtain using the auxiliary capture apparatus of respective regions further determines that
The truth of shared bicycle, so as to be provided conveniently to share the management of bicycle.
According to an aspect of the present invention, there is provided a kind of shared bicycle data acquisition platform, the platform include：
Regional detection device, is connected with GPS navigation equipment, for the current position location based on shared bicycle, it is determined that altogether
That enjoys bicycle is currently located area；
Wireless communication interface, be connected with the shared bicycle server of distal end, for receive the shared bicycle server without
The signal intensity table of comparisons that line is sent, the signal intensity table of comparisons are index with area, save in each area and receive
The receiving intensity scope for the data that aeronautical satellite is sent；
GPS navigation equipment, for receiving the data of aeronautical satellite transmission, and the data sent according to aeronautical satellite, it is determined that
The current position location of shared bicycle；
Reception state detection device, it is connected with the GPS navigation equipment, for once being led every preset time threshold measurement
The receiving intensity measured every time, is also sent in MMC storage cards and is stored by the receiving intensity for the data that the satellite that navigates is sent；
State preliminary examination equipment, detected respectively with the wireless communication interface, the regional detection device, the reception state
Equipment and GPS navigation equipment connection, for strong in the reception for receiving the data that recent aeronautical satellite is sent
When spending, based on receive be currently located area search out from the signal intensity table of comparisons it is corresponding with being currently located area
Receiving intensity scope is so that as intended recipient strength range, intended recipient strength range and recent aeronautical satellite to be sent
The receiving intensities of data matched, determine whether to start auxiliary capture apparatus based on matching result.
More specifically, in the shared bicycle data acquisition platform, the platform also includes：
MMC storage cards, it is connected respectively with the wireless communication interface and the reception state detection device, it is every for storing
The secondary receiving intensity measured, it is additionally operable to the letter for storing the preset time threshold and being received from the wireless communication interface
Number intensity table of comparisons；
Wherein, the intended recipient strength range includes upper limit intensity threshold and lower limit intensity threshold, the lower limit intensity
Threshold value is less than the upper limit intensity threshold.
More specifically, in the shared bicycle data acquisition platform, the platform also includes：
Multiple auxiliary capture apparatus, it is separately positioned in the signal intensity table of comparisons as in each area of index, uses
High-definition image data acquisition is carried out in the scene to corresponding area, to obtain high definition plat picture；
Self-adapted white balance equipment, it is connected with the wireless communication interface, for receiving high definition plat picture, to the height
Clear plat picture performs self-adapted white balance processing to obtain white balance image；
Filter preprocessing equipment, it is connected with the self-adapted white balance equipment, for being held to the white balance image simultaneously
The processing of row wavelet filtering, Wiener filtering processing, median filter process and Gassian low-pass filter processing, to obtain the first filtering respectively
Image, the second filtering image, the 3rd filtering image and the 4th filtering image, while to first filtering image, described second
Filtering image, the 3rd filtering image and the 4th filtering image carry out Analysis signal-to-noise ratio (SNR) to obtain the first noise respectively
Than, the second signal to noise ratio, the 3rd signal to noise ratio and the 4th signal to noise ratio, the noise for selecting numerical value maximum from four signal to noise ratio is compared to
For target signal to noise ratio, using filtering image corresponding to target signal to noise ratio as target filtering image；
Noise analysis equipment, it is connected with the filter preprocessing equipment, for carrying out noise to the target filtering image
Component resolving with obtain in the target filtering image various noise types and respectively corresponding to each noise signal composition,
Three noise signal compositions of amplitude maximum are selected in each noise signal composition obtained and are arranged from big to small according to amplitude
Sequence is respectively as the first noise signal composition, the second noise signal composition and the 3rd noise signal composition；
Filtering performs equipment, is connected respectively with the filter preprocessing equipment and the noise analysis equipment, for from figure
As search is right respectively with the first noise signal composition, the second noise signal composition and the 3rd noise signal composition in filtering template library
The image filtering masterplate answered is using as the first filtering masterplate, the second filtering masterplate and the 3rd filtering masterplate, successively using described the
One filtering masterplate, it is described second filtering masterplate and it is described 3rd filtering masterplate to the target filtering image perform filtering process with
Obtain final filtering image；
State recognition equipment, perform equipment with the filtering and be connected to obtain the final filtering image, for based on base
Quasi- bicycle pattern identifies from the final filtering image and is partitioned into bicycle subgraph, and based on the length and width of the bicycle subgraph
Than determining that bicycle corresponding to the bicycle subgraph is in upright state or lying status, correspondingly, upright state letter is sent
Number or lying status signal；
Wherein, the data that the state preliminary examination equipment sends intended recipient strength range and recent aeronautical satellite
Receiving intensity matched, based on matching result determine whether start auxiliary capture apparatus include：When recent navigation
When the receiving intensity for the data that satellite is sent is less than the lower limit intensity threshold of intended recipient strength range, the current institute that will receive
In area shared bicycle server is sent to by being sent to the wireless communication interface；
Wherein, the shared bicycle server receive be currently located area when, to corresponding with being currently located area
Aid in capture apparatus to send and start shooting signal, with the high definition plat picture for aiding in capture apparatus to send corresponding to reception, and will
High definition plat picture is wirelessly sent to the wireless communication interface.
More specifically, in the shared bicycle data acquisition platform, the platform also includes：Audio alert equipment, with
The state recognition equipment connection, for when receiving lying status signal, playing voice corresponding with lying status signal
Alert files.
More specifically, in the shared bicycle data acquisition platform：The audio alert equipment is in broadcasting and lying type
After audio alert file corresponding to state signal reaches preset times, stop pair audio alert file corresponding with lying status signal
Play.
More specifically, in the shared bicycle data acquisition platform, the platform also includes：Display device, it is and described
State recognition equipment connects, for when receiving lying status signal, being highlighted prompting corresponding with lying status signal
Word.
More specifically, in the shared bicycle data acquisition platform：The display device is being highlighted and lying type
After prompt text corresponding to state signal reaches preset time threshold, stopping highlights to prompt text corresponding with lying status signal
Display.
More specifically, in the shared bicycle data acquisition platform：The display device is LED display device or LCD
Display device.
Brief description of the drawings
Embodiment of the present invention is described below with reference to accompanying drawing, wherein：
Fig. 1 is the block diagram of the shared bicycle data acquisition platform according to embodiment of the present invention.
Reference：1 regional detection device；2 wireless communication interfaces；3GPS navigation equipments；4 reception state detection devices；5
State preliminary examination equipment
Embodiment
The embodiment of the shared bicycle data acquisition platform of the present invention is described in detail below with reference to accompanying drawings.
Different from net about car, the operation of bicycle is influenceed also bigger by seasonal variations, weather conditions etc..As for meeting platform
Storm rain, then no matter be located in where, share the order volume of bicycle trip, all can straight line decline and be even zeroed, and platform must face
Depreciable cost is damaged to higher car.
Compared with the public bicycles of " having stake ", this " no stake " theory taken and stopped at any time brings pole to citizen
While convenience, also cause " random road occupying " phenomenon of " small screw oil expeller " and " little Huang cars " more universal, the management of city space because
And become more difficult.Therefore, how to realize the self-management of shared bicycle be the prior art technical issues that need to address it
One.
In order to overcome above-mentioned deficiency, the present invention has built a kind of shared bicycle data acquisition platform, by sharing bicycle
Each item data collection and analysis, design mechanism to improve ride desire of the customer to the shared bicycle under abnormality, from
And reach the purpose of the self-management of shared bicycle.
Fig. 1 is the block diagram of the shared bicycle data acquisition platform according to embodiment of the present invention, described flat
Platform includes：
Regional detection device, is connected with GPS navigation equipment, for the current position location based on shared bicycle, it is determined that altogether
That enjoys bicycle is currently located area；
Wireless communication interface, be connected with the shared bicycle server of distal end, for receive the shared bicycle server without
The signal intensity table of comparisons that line is sent, the signal intensity table of comparisons are index with area, save in each area and receive
The receiving intensity scope for the data that aeronautical satellite is sent；
GPS navigation equipment, for receiving the data of aeronautical satellite transmission, and the data sent according to aeronautical satellite, it is determined that
The current position location of shared bicycle；
Reception state detection device, it is connected with the GPS navigation equipment, for once being led every preset time threshold measurement
The receiving intensity measured every time, is also sent in MMC storage cards and is stored by the receiving intensity for the data that the satellite that navigates is sent；
State preliminary examination equipment, detected respectively with the wireless communication interface, the regional detection device, the reception state
Equipment and GPS navigation equipment connection, for strong in the reception for receiving the data that recent aeronautical satellite is sent
When spending, based on receive be currently located area search out from the signal intensity table of comparisons it is corresponding with being currently located area
Receiving intensity scope is so that as intended recipient strength range, intended recipient strength range and recent aeronautical satellite to be sent
The receiving intensities of data matched, determine whether to start auxiliary capture apparatus based on matching result.
Then, continue that the concrete structure of the shared bicycle data acquisition platform of the present invention is further detailed.
The platform also includes：
MMC storage cards, it is connected respectively with the wireless communication interface and the reception state detection device, it is every for storing
The secondary receiving intensity measured, it is additionally operable to the letter for storing the preset time threshold and being received from the wireless communication interface
Number intensity table of comparisons；
Wherein, the intended recipient strength range includes upper limit intensity threshold and lower limit intensity threshold, the lower limit intensity
Threshold value is less than the upper limit intensity threshold.
The platform also includes：
Multiple auxiliary capture apparatus, it is separately positioned in the signal intensity table of comparisons as in each area of index, uses
High-definition image data acquisition is carried out in the scene to corresponding area, to obtain high definition plat picture；
Self-adapted white balance equipment, it is connected with the wireless communication interface, for receiving high definition plat picture, to the height
Clear plat picture performs self-adapted white balance processing to obtain white balance image；
Filter preprocessing equipment, it is connected with the self-adapted white balance equipment, for being held to the white balance image simultaneously
The processing of row wavelet filtering, Wiener filtering processing, median filter process and Gassian low-pass filter processing, to obtain the first filtering respectively
Image, the second filtering image, the 3rd filtering image and the 4th filtering image, while to first filtering image, described second
Filtering image, the 3rd filtering image and the 4th filtering image carry out Analysis signal-to-noise ratio (SNR) to obtain the first noise respectively
Than, the second signal to noise ratio, the 3rd signal to noise ratio and the 4th signal to noise ratio, the noise for selecting numerical value maximum from four signal to noise ratio is compared to
For target signal to noise ratio, using filtering image corresponding to target signal to noise ratio as target filtering image；
Noise analysis equipment, it is connected with the filter preprocessing equipment, for carrying out noise to the target filtering image
Component resolving with obtain in the target filtering image various noise types and respectively corresponding to each noise signal composition,
Three noise signal compositions of amplitude maximum are selected in each noise signal composition obtained and are arranged from big to small according to amplitude
Sequence is respectively as the first noise signal composition, the second noise signal composition and the 3rd noise signal composition；
Filtering performs equipment, is connected respectively with the filter preprocessing equipment and the noise analysis equipment, for from figure
As search is right respectively with the first noise signal composition, the second noise signal composition and the 3rd noise signal composition in filtering template library
The image filtering masterplate answered is using as the first filtering masterplate, the second filtering masterplate and the 3rd filtering masterplate, successively using described the
One filtering masterplate, it is described second filtering masterplate and it is described 3rd filtering masterplate to the target filtering image perform filtering process with
Obtain final filtering image；
State recognition equipment, perform equipment with the filtering and be connected to obtain the final filtering image, for based on base
Quasi- bicycle pattern identifies from the final filtering image and is partitioned into bicycle subgraph, and based on the length and width of the bicycle subgraph
Than determining that bicycle corresponding to the bicycle subgraph is in upright state or lying status, correspondingly, upright state letter is sent
Number or lying status signal；
Wherein, the data that the state preliminary examination equipment sends intended recipient strength range and recent aeronautical satellite
Receiving intensity matched, based on matching result determine whether start auxiliary capture apparatus include：When recent navigation
When the receiving intensity for the data that satellite is sent is less than the lower limit intensity threshold of intended recipient strength range, the current institute that will receive
In area shared bicycle server is sent to by being sent to the wireless communication interface；
Wherein, the shared bicycle server receive be currently located area when, to corresponding with being currently located area
Aid in capture apparatus to send and start shooting signal, with the high definition plat picture for aiding in capture apparatus to send corresponding to reception, and will
High definition plat picture is wirelessly sent to the wireless communication interface.
The platform also includes：Audio alert equipment, it is connected with the state recognition equipment, for receiving lying type
During state signal, audio alert file corresponding with lying status signal is played.
In the platform：The audio alert equipment reaches in broadcasting audio alert file corresponding with lying status signal
After preset times, stop the broadcasting pair audio alert file corresponding with lying status signal.
The platform also includes：Display device, it is connected with the state recognition equipment, for receiving lying status letter
Number when, be highlighted prompt text corresponding with lying status signal.
In the platform：The display device is being highlighted prompt text corresponding with lying status signal up to default
After time threshold, stopping is highlighted to prompt text corresponding with lying status signal.
In the platform：The display device is LED display device or LCD display device.
In addition, the state preliminary examination equipment can be realized using dsp chip.The inside of dsp chip uses program and data
Separated Harvard structure, there is special hardware multiplier, widely used pile line operation, there is provided special DSP instructions, can be with
For quickly realizing various digital signal processing algorithms.
According to the requirement of Digital Signal Processing, dsp chip typically has some following main features：(1) in a finger
A multiplication and a sub-addition can be completed by making in the cycle.(2) program and data space is separated, can simultaneously access instruction sum
According to.(3) there is quick RAM in piece, can be generally accessed simultaneously in two pieces by independent data/address bus.(4) there is low overhead
Or without overhead loop and the hardware supported redirected.(5) quickly interrupt processing and Hardware I/O are supported.(6) have within the monocycle
Multiple hardware address generators of operation.(7) multiple operations can be performed parallel.(8) pile line operation is supported, makes fetching, translate
The operation such as code and execution can be with Overlapped Execution.
The data format that is worked according to dsp chip is classified.The dsp chip that data are worked with fixed point format is referred to as pinpointing
Dsp chip, TMS320C1X/C2X, TMS320C2XX/C5X, TMS320C54X/C62XX such as TI companies are serial, AD companies
ADSP21XX series, the DSP16/16A of AT ＆ T Corp., the MC56000 of Motolora companies etc..What is worked in a floating-point format is referred to as
Float-point DSP, such as the TMS320C3X/C4X/C8X of TI companies, the ADSP21XXX of AD companies is serial, AT ＆ T Corp.
MC96002 of DSP32/32C, Motolora company etc..
Not exclusively, some dsp chips use customized floating-point to floating-point format used by different float-point DSPs
Form, such as TMS320C3X, and some dsp chips then use IEEE standard floating-point format, such as motorola inc
ZR35325 of MB86232 and ZORAN companies of MC96002, FUJITSU company etc..
Using the shared bicycle data acquisition platform of the present invention, the technology for being difficult to safeguard for sharing bicycle in the prior art
Problem, by sharing the navigation data of bicycle and the detection and analysis of second camera data, whether judging shared bicycle
In abnormal conditions, and when in abnormal conditions, improve the treatment for the shared bicycle of riding or reduction is ridden condition so that care for
Visitor is more willing to select rather than dislikes and avoids the shared bicycle, so as to reach the mesh of shared bicycle self and management indirectly
's.
It is understood that although the present invention is disclosed as above with preferred embodiment, but above-described embodiment and it is not used to
Limit the present invention.For any those skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications are all made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of change.Therefore, every content without departing from technical solution of the present invention, the technical spirit pair according to the present invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection
It is interior.
Claims (5)
1. a kind of shared bicycle data acquisition platform, the platform include：
Regional detection device, is connected with GPS navigation equipment, for the current position location based on shared bicycle, it is determined that shared single
Car is currently located area；
Wireless communication interface, it is connected with the shared bicycle server of distal end, is wirelessly sent out for receiving the shared bicycle server
The signal intensity table of comparisons sent, the signal intensity table of comparisons are index with area, save and navigation is received in each area
The receiving intensity scope for the data that satellite is sent；
GPS navigation equipment, for receiving the data of aeronautical satellite transmission, and the data sent according to aeronautical satellite, it is determined that shared
The current position location of bicycle；
Reception state detection device, it is connected with the GPS navigation equipment, for every preset time threshold measurement, once navigation to be defended
The receiving intensity measured every time, is also sent in MMC storage cards and is stored by the receiving intensity for the data that star is sent；
State preliminary examination equipment, respectively with the wireless communication interface, the regional detection device, the reception state detection device
And GPS navigation equipment connection, for when receiving the receiving intensity for the data that recent aeronautical satellite is sent,
Receive corresponding with being currently located area is searched out from the signal intensity table of comparisons based on the area that is currently located received
Number of the strength range so that as intended recipient strength range, intended recipient strength range and recent aeronautical satellite to be sent
According to receiving intensity matched, based on matching result determine whether start auxiliary capture apparatus；
MMC storage cards, it is connected respectively with the wireless communication interface and the reception state detection device, for storing each survey
The receiving intensity measured, the signal for being additionally operable to store the preset time threshold and receive from the wireless communication interface are strong
Spend the table of comparisons；
Wherein, the intended recipient strength range includes upper limit intensity threshold and lower limit intensity threshold, the lower limit intensity threshold
Less than the upper limit intensity threshold；
Characterized in that, the platform also includes：
Multiple auxiliary capture apparatus, be separately positioned in the signal intensity table of comparisons as index it is each area in, for pair
The scene in corresponding area carries out high-definition image data acquisition, to obtain high definition plat picture；
Self-adapted white balance equipment, it is connected with the wireless communication interface, for receiving high definition plat picture, to the high definition
Area's image performs self-adapted white balance processing to obtain white balance image；
Filter preprocessing equipment, it is connected with the self-adapted white balance equipment, it is small for being performed to the white balance image simultaneously
Ripple filtering process, Wiener filtering processing, median filter process and Gassian low-pass filter processing, to obtain the first filtering figure respectively
Picture, the second filtering image, the 3rd filtering image and the 4th filtering image, while to first filtering image, second filter
Ripple image, the 3rd filtering image and the 4th filtering image carry out Analysis signal-to-noise ratio (SNR) with obtain respectively the first signal to noise ratio,
Second signal to noise ratio, the 3rd signal to noise ratio and the 4th signal to noise ratio, the maximum signal to noise ratio conduct of numerical value is selected from four signal to noise ratio
Target signal to noise ratio, using filtering image corresponding to target signal to noise ratio as target filtering image；
Noise analysis equipment, it is connected with the filter preprocessing equipment, for carrying out noise contribution to the target filtering image
Parsing with obtain in the target filtering image various noise types and respectively corresponding to each noise signal composition, obtaining
Each noise signal composition in select three noise signal compositions of amplitude maximum and sorted from big to small according to amplitude point
Zuo Wei not the first noise signal composition, the second noise signal composition and the 3rd noise signal composition；
Filtering performs equipment, is connected respectively with the filter preprocessing equipment and the noise analysis equipment, for being filtered from image
Search is corresponding respectively with the first noise signal composition, the second noise signal composition and the 3rd noise signal composition in ripple template library
Image filtering masterplate using described first as the first filtering masterplate, the second filtering masterplate and the 3rd filtering masterplate, to filter successively
Ripple masterplate, the second filtering masterplate and the 3rd filtering masterplate perform filtering process to obtain to the target filtering image
Final filtering image；
State recognition equipment, perform equipment with the filtering and be connected to obtain the final filtering image, for based on benchmark list
Car pattern identifies from the final filtering image and is partitioned into bicycle subgraph, and the length-width ratio based on the bicycle subgraph is true
Bicycle corresponding to the fixed bicycle subgraph is in upright state or lying status, correspondingly, send upright state signal or
Lying status signal；
Wherein, the data that the state preliminary examination equipment sends intended recipient strength range with recent aeronautical satellite connect
Receive intensity to be matched, determine whether that starting auxiliary capture apparatus includes based on matching result：When recent aeronautical satellite
When the receiving intensity of the data of transmission is less than the lower limit intensity threshold of intended recipient strength range, it is currently located ground by what is received
Area is sent to shared bicycle server by being sent to the wireless communication interface；
Wherein, the shared bicycle server receive be currently located area when, to it is corresponding with being currently located area aid in
Capture apparatus, which is sent, starts shooting signal, with the high definition plat picture for aiding in capture apparatus to send corresponding to reception, and by high definition
Plat picture is wirelessly sent to the wireless communication interface.
2. shared bicycle data acquisition platform as claimed in claim 1, it is characterised in that the platform also includes：
Audio alert equipment, it is connected with the state recognition equipment, for when receiving lying status signal, playing and lying low
Audio alert file corresponding to status signal.
3. shared bicycle data acquisition platform as claimed in claim 2, it is characterised in that：
The audio alert equipment is after playing audio alert file corresponding with lying status signal and reaching preset times, stopping pair
The broadcasting of audio alert file corresponding with lying status signal.
4. shared bicycle data acquisition platform as claimed in claim 3, it is characterised in that the platform also includes：
Display device, it is connected with the state recognition equipment, for when receiving lying status signal, being highlighted and lying low
Prompt text corresponding to status signal.
5. shared bicycle data acquisition platform as claimed in claim 4, it is characterised in that：
The display device is after being highlighted prompt text corresponding with lying status signal and reaching preset time threshold, stopping pair
Prompt text corresponding with lying status signal is highlighted.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711498362.8A CN108235240B (en) | 2017-05-22 | 2017-05-22 | Shared bicycle data acquisition platform and management method thereof |
| CN201710361770.2A CN107071736B (en) | 2017-05-22 | 2017-05-22 | Shared bicycle data acquisition platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710361770.2A CN107071736B (en) | 2017-05-22 | 2017-05-22 | Shared bicycle data acquisition platform |
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| CN201711498362.8A Division CN108235240B (en) | 2017-05-22 | 2017-05-22 | Shared bicycle data acquisition platform and management method thereof |
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| CN107071736B true CN107071736B (en) | 2017-11-24 |
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| CN201710361770.2A Expired - Fee Related CN107071736B (en) | 2017-05-22 | 2017-05-22 | Shared bicycle data acquisition platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108471449B (en) * | 2018-05-07 | 2023-08-22 | 上海钧正网络科技有限公司 | Auxiliary positioning system and auxiliary positioning method for sharing bicycle |
| CN111200799B (en) * | 2018-11-20 | 2021-06-15 | 华为技术有限公司 | Abnormal behavior detection method, device and system for Internet of vehicles |
| US11100346B2 (en) | 2018-12-26 | 2021-08-24 | Here Global B.V. | Method and apparatus for determining a location of a shared vehicle park position |
| CN111832555A (en) * | 2019-04-19 | 2020-10-27 | 泰州腾翔信息科技有限公司 | Navigation data based serial number identification method |
| CN111866723B (en) * | 2019-12-30 | 2023-08-29 | 北京骑胜科技有限公司 | Control method and device for sharing power-assisted vehicle, electronic equipment and storage medium |
| CN113421067A (en) * | 2021-07-16 | 2021-09-21 | 桂林电子科技大学 | Shared bicycle brand identification and quantity management method and system |
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| US20100313614A1 (en) * | 2009-06-12 | 2010-12-16 | Rzepecki S Ryan | Municipal bicycle sharing system |
| TWI589477B (en) * | 2012-04-27 | 2017-07-01 | 群邁通訊股份有限公司 | Method and system for providing warning signals of bicycle |
| CN104501800A (en) * | 2014-12-25 | 2015-04-08 | 清华大学 | Intelligent bicycle riding environment and gesture monitoring method and intelligent bicycle riding environment and gesture monitoring system |
| CN204388865U (en) * | 2015-02-10 | 2015-06-10 | 杭州云造科技有限公司 | A kind of intelligent networking terminal for child's bicycle |
| CN204895677U (en) * | 2015-07-14 | 2015-12-23 | 于洪涛 | Electric bicycle emptys alarm device |
| CN105809833A (en) * | 2016-02-24 | 2016-07-27 | 北京易代步科技有限公司 | Bicycle management method and system |
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| CN108235240B (en) | 2021-07-09 |
| CN108235240A (en) | 2018-06-29 |
| CN107071736A (en) | 2017-08-18 |
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