CN104486722B - The appraisal procedure and device of positioning result - Google Patents
The appraisal procedure and device of positioning result Download PDFInfo
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- CN104486722B CN104486722B CN201410766414.5A CN201410766414A CN104486722B CN 104486722 B CN104486722 B CN 104486722B CN 201410766414 A CN201410766414 A CN 201410766414A CN 104486722 B CN104486722 B CN 104486722B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
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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
- H04W4/029—Location-based management or tracking services
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Abstract
The embodiment of the invention provides a kind of appraisal procedure of positioning result and devices.The described method includes: obtaining positioning log；GPS positioning data and positioning scan data are extracted from the positioning log；According to positioning scan data, by positioning strategy, the database under line obtains communication location data, and database includes the standard setting data prestored under the line；The communication location data is compared to obtain assessment result with the GPS positioning data according to evaluation metrics.The appraisal procedure and device of positioning result through the embodiment of the present invention lower online just can assess not online positioning service, to obtain the Contrast on effect of new and old positioning service, while reduce online rear ineffective risk.
Description
Technical field
The present invention relates to localization process technical field more particularly to the appraisal procedures and device of a kind of positioning result.
Background technique
With the rapid development of science and technology, location based service has been to be concerned by more and more people, and the service is in intelligence
The application of energy traffic, emergency relief, property monitoring etc. is fairly common, and the basis for providing these services is exactly to position skill
Art.
Currently, location technology can be divided into the location technology based on GPS, the location technology based on wifi and based on mobile bee
The location technology of nest network.Existing positioning service is all based on above-mentioned location technology to realize, however, the positioning of new edition takes
Business just quality of its knowable locating effect only after online, this allow for it is online after ineffective risk it is higher.
Summary of the invention
The purpose of the embodiment of the present invention is, provides the appraisal procedure and device of a kind of positioning result, to solve under line just
The positioning result of not online positioning service can be assessed, to obtain the Contrast on effect of new and old positioning service, reduce it is online after
Ineffective risk.
In order to achieve the above-mentioned object of the invention, the embodiment provides a kind of appraisal procedures of positioning result, comprising:
Obtain positioning log；GPS positioning data and positioning scan data are extracted from the positioning log；It is logical according to positioning scan data
It crosses positioning strategy database under line and obtains communication location data, database includes the standard setting data prestored under the line；
The communication location data is compared to obtain assessment result with the GPS positioning data according to evaluation metrics.
The embodiment of the invention also provides a kind of assessment devices of positioning result, comprising: positioning log acquisition module is used for
Obtain positioning log；Positioning evaluation and test data extraction module, for from the positioning log extraction GPS positioning data and positioning sweep
Retouch data；It communicates location data and obtains module, for the database under line to obtain by positioning strategy according to positioning scan data
Communicate location data；Assessment result generation module is used for foundation evaluation metrics for the communication location data and the GPS positioning
Data are compared to obtain assessment result.
The appraisal procedure and device of positioning result provided in an embodiment of the present invention, by being extracted from the positioning log of acquisition
GPS positioning data and positioning scan data, further according to positioning scan data, by positioning strategy, the database under line obtains communication
Location data will communicate location data according to evaluation metrics and be compared with GPS positioning data, finally obtains assessment result, energy
It is enough lower online that just not online positioning service is assessed, to obtain the Contrast on effect of new and old positioning service, reduce simultaneously
Ineffective risk after online.
Detailed description of the invention
Fig. 1 is the basic principle block diagram of the embodiment of the present invention；
Fig. 2 is the flow chart for showing the appraisal procedure of positioning result of the embodiment of the present invention one；
Fig. 3 is the assessment result exemplary diagram for showing the foundation positioning accuracy of the embodiment of the present invention one and assessing positioning result；
Fig. 4 is the assessment result example for showing the bad case rate of foundation positioning of the embodiment of the present invention one and assessing positioning result
Figure；
Fig. 5 is the assessment result example for showing the foundation position success rate of the embodiment of the present invention one and assessing positioning result
Figure；
Fig. 6 is the logic diagram for showing the assessment device of the positioning result of the embodiment of the present invention two.
Specific embodiment
Basic conception of the invention, which is to provide, a kind of to the location data that obtains by locating module assess under line
Method and apparatus: it by extracting GPS positioning data and positioning scan data from the positioning log of acquisition, is scanned further according to positioning
By positioning strategy, the database under line obtains communication location data to data, it is final according to evaluation metrics will communicate location data with
GPS positioning data are compared, and obtain assessment result, to solve that the positioning knot of not online positioning service can be assessed under line
Fruit reduces online rear ineffective risk to obtain the Contrast on effect of new and old positioning service.
Fig. 1 is the basic principle block diagram of the embodiment of the present invention.Referring to Fig.1, a large amount of positioning log is sampled first,
Obtain positioning log；Secondly, extracting GPS positioning data and positioning scan data from positioning log, wherein GPS positioning data
Longitude and latitude data including position, positioning scan data include the scan data positioned using wifi and using base station into
The scan data of row positioning；Again, according to above-mentioned positioning scan data, by positioning strategy, the database under line obtains communication
Location data, communication location data also include the longitude and latitude data of position, and database includes the standard setting prestored under the line
Data；It is compared finally, location data will be communicated according to evaluation metrics with GPS positioning data, finally obtains assessment result.
The appraisal procedure and device of a kind of positioning result of the embodiment of the present invention are described in detail with reference to the accompanying drawing.
Embodiment one
Fig. 2 is the flow chart for showing the appraisal procedure of positioning result of the embodiment of the present invention one.It can be in such as positioning service
Server on execute the method.It the described method comprises the following steps:
Step 101: obtaining positioning log.
Specifically, a positioning log can be obtained from each machine or randomly select several machines in each computer room
Device takes a positioning log from each machine, to guarantee the diversity of data.
For example, the positioning log sample obtained is as follows: NOTICE:10-17 18:24:33:loc*18631 [logid:
2416100588][proctime:][reqsvr:][cmdno:][svrna me:][errno:][][][reqip:
127.0.0.1] [imei:y__. | 0] query [&ll=103.85615 | 13.36266&cl=456 | 6 | 3021 | 169094&cu
=Raaz7lqFyep2gcNzH7YLDf5tDqi-dpQoptvu8XMdUl-1o4szMumEeWwh vafS |
RgHdxSh9REKx0R73QBtF6t7IEejwUz3cLErC | 0&wf=e4d332cfcc9a；65；|08bd43865d6a；67；|
72c714534178；70；|0c722c1ec856；70；]result[{point":{"x":"103.857725","y":"
13.361216"}}].Wherein, the field being primarily upon is: ll is the longitude and latitude of GPS positioning, and wf is that active user is scanned
Wifi list, cl are base station informations, and result is result information, and x and y are exactly the longitude and latitude data positioned.
Step 102: GPS positioning data and positioning scan data are extracted from positioning log.
Step 101 obtain positioning log after, as previously mentioned, can from positioning log in extract GPS positioning data and
Scan data is positioned, preferred embodiment in accordance with the present invention, positioning scan data may include, but be not limited to, wifi scan data
And/or base station scans data.
Step 103: according to positioning scan data, by positioning strategy, the database under line obtains communication location data, under line
Database includes the standard setting data prestored.
Specifically, for example, data sample is as follows in database under line: 0 | 0 | 4318 | 213521&116.44&39.9080&
Field before the space 0&0&2014-10-23 is base station or the password of wifi, space it is subsequent with & segmentation be respectively longitude,
Dimension, radius, signal strength and time.
Preferred embodiment in accordance with the present invention passes through the MAC Address or base station mark in positioning scan data in step 103
Know the database under line and obtains communication location data.
Specifically, positioning scan data can be parsed to obtain MAC Address list or Base Station Identification list, the number under line
According to obtained in library in MAC Address list or Base Station Identification list MAC Address or the corresponding coordinate data of Base Station Identification and
Signal strength data, according to MAC Address or the corresponding coordinate data of Base Station Identification and signal strength data, computational geometry center
Point obtains communication location data.It should be noted that the method that aforementioned positioning strategy is not limited to this patent record, can also use it
Its located in connection strategy database under line obtains communication location data.
Step 104: location data will be communicated according to evaluation metrics and be compared to obtain assessment result with GPS positioning data.
Specifically, design according to the present invention, can according to evaluation metrics to communication location data and GPS positioning data into
Row compares, and finally obtains assessment result.As previously mentioned, the evaluation metrics may include, but be not limited to, below at least one: it is fixed
Position precision, the bad case rate of positioning and position success rate.
For example, the evaluation metrics may include positioning accuracy, step 104 can include: calculate communication location data and GPS is fixed
The deviation data of position data, and assessment result is obtained according to deviation data.Specifically, GPS positioning data include longitude and latitude data,
Communicating location data also includes longitude and latitude data, and GPS positioning data can be set as to reference data, calculate communication location data with
The deviation data of GPS positioning data obtains assessment result further according to deviation data.Fig. 3, which is shown, ties positioning according to positioning accuracy
The assessment result example of fruit assessment.
For another example the evaluation metrics include positioning bad case rate, step 104 can include: calculate communication location data with
The deviation data of GPS positioning data, using with numerical value be greater than the corresponding communication location data of the deviation data of preset distance as
Bad case, and the quantity of bad case is counted, assessment result is obtained according to the quantity of bad case.Specifically, assuming that preset distance is
It 100 meters, can be using communication location data corresponding greater than 100 meters of deviation data with numerical value as bad case, further according to bad
The quantity of case obtains assessment result.Fig. 4 shows the assessment result example assessed according to the bad case rate of positioning positioning result.
For another example the evaluation metrics include position success rate, step 104 can include: successfully communication is fixed for statistics positioning
Position data, and assessment result is obtained according to communication location data.Specifically, statistics available base station or wifi positioning successfully count
According to the total quantity of foundation Location Request obtains position success rate, assessment result is obtained further according to communication location data, referring to figure
5, show the assessment result example assessed according to position success rate positioning result.
By the appraisal procedure of the positioning result, location data and GPS positioning data can will be communicated according to evaluation metrics
It is compared, finally obtains assessment result, to solve that the positioning result of not online positioning service can be assessed under line, thus
To the Contrast on effect of new and old positioning service, online rear ineffective risk is reduced.
Embodiment two
Fig. 6 is the logic diagram for showing the assessment device of the positioning result of the embodiment of the present invention two.It is described fixed referring to Fig. 6
The assessment device of position result includes positioning log acquisition module 201, positioning evaluation and test data extraction module 202, communication location data
Obtain module 203 and assessment result generation module 204.
Log acquisition module 201 is positioned for obtaining positioning log.
Positioning evaluation and test data extraction module 202 is used to extract GPS positioning data and positioning scanning from the positioning log
Data.Specifically, positioning scan data may include wifi scan data and/or base station scans data.
It communicates location data and obtains module 203 for the database under line to obtain by positioning strategy according to positioning scan data
Take communication location data.
Preferably, communication location data obtains module 203 and is used for through the MAC Address or base station mark in positioning scan data
Know the database under line and obtains communication location data.
Further, communication location data obtains module 203 and is specifically used for being parsed to obtain MAC to positioning scan data
Address list or Base Station Identification list, from the MAC under line in database in acquisition and MAC Address list or Base Station Identification list
Location or the corresponding coordinate data of Base Station Identification and signal strength data, according to MAC Address or the corresponding coordinate of Base Station Identification
Data and signal strength data computational geometry central point obtain communication location data.
Assessment result generation module 204 is used for foundation evaluation metrics for the communication location data and the GPS positioning number
According to being compared to obtain assessment result.Preferably, evaluation metrics include at least one following evaluation metrics: positioning accuracy, positioning
Bad case rate and position success rate.
Preferably, the evaluation metrics include positioning accuracy, and assessment result generation module 204 is fixed for calculating the communication
The deviation data of position data and the GPS positioning data, and the assessment result is obtained according to the deviation data.
Preferably, the evaluation metrics include positioning bad case rate, and assessment result generation module 204 is described logical for calculating
The deviation data for interrogating location data and the GPS positioning data, it is corresponding by the deviation data of preset distance is greater than with numerical value
Location data is communicated as bad case, and counts the quantity of the bad case, institute's commentary is obtained according to the quantity of the bad case
Estimate result.
Preferably, the evaluation metrics include position success rate, and assessment result generation module 204 positions successfully for counting
Communication location data, and the assessment result is obtained according to the communication location data.
By the assessment device of the positioning result, location data and GPS positioning data can will be communicated according to evaluation metrics
It is compared, finally obtains assessment result, to solve that the positioning result of not online positioning service can be assessed under line, thus
To the Contrast on effect of new and old positioning service, online rear ineffective risk is reduced.
In several embodiments provided by the present invention, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the module, only
Only a kind of logical function partition, there may be another division manner in actual implementation.
It, can also be in addition, each functional module in each embodiment of the present invention can integrate in a processing module
It is that modules physically exist alone, can also be integrated in two or more modules in a module.Above-mentioned integrated mould
Block both can take the form of hardware realization, can also realize in the form of hardware adds software function module.
The above-mentioned integrated module realized in the form of software function module, can store and computer-readable deposit at one
In storage media.Above-mentioned software function module is stored in a storage medium, including some instructions are used so that a computer
It is each that equipment (can be personal computer, server or the network equipment etc.) or processor (processor) execute the present invention
The part steps of embodiment the method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-
Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic or disk etc. it is various
It can store the medium of program code
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (12)
1. a kind of appraisal procedure of positioning result, which is characterized in that the described method includes:
Obtain positioning log；
GPS positioning data and positioning scan data are extracted from the positioning log；
According to positioning scan data, by positioning strategy, the database under line obtains communication location data, database packet under the line
Include the standard setting data prestored；
The communication location data is compared to obtain assessment result with the GPS positioning data according to evaluation metrics；Wherein,
The communication location data is by MAC Address in the positioning scan data or Base Station Identification from data under the line
What library obtained, and
The communication positioning is obtained from database under the line by the MAC Address positioned in scan data or Base Station Identification
The processing of data includes:
The positioning scan data is parsed to obtain MAC Address list or Base Station Identification list,
From the MAC Address or base station mark under the line in database in acquisition and the MAC Address list or Base Station Identification list
Sensible corresponding coordinate data and signal strength data,
It is obtained according to the MAC Address or the corresponding coordinate data of Base Station Identification and signal strength data computational geometry central point
The communication location data.
2. appraisal procedure according to claim 1, which is characterized in that the positioning scan data includes wifi scan data
And/or base station scans data.
3. appraisal procedure according to claim 1 or 2, which is characterized in that the evaluation metrics include it is following at least one
Evaluation metrics: positioning accuracy, the bad case rate of positioning and position success rate.
4. appraisal procedure according to claim 3, which is characterized in that the evaluation metrics include positioning accuracy, it is described according to
The communication location data is compared to obtain the processing of assessment result with the GPS positioning data according to evaluation metrics, comprising:
The deviation data of the communication location data and the GPS positioning data is calculated, and institute is obtained according to the deviation data
State assessment result.
5. appraisal procedure according to claim 3, which is characterized in that the evaluation metrics include positioning bad case rate, institute
It states and is compared to obtain the processing of assessment result with the GPS positioning data by the communication location data according to evaluation metrics,
Include:
The deviation data of the communication location data and the GPS positioning data is calculated,
Using communication location data corresponding greater than the deviation data of preset distance with numerical value as bad case, and count described bad
The quantity of case,
The assessment result is obtained according to the quantity of the bad case.
6. appraisal procedure according to claim 3, which is characterized in that the evaluation metrics include position success rate, described
The communication location data is compared to obtain the processing of assessment result with the GPS positioning data according to evaluation metrics, is wrapped
It includes:
Statistics positioning successfully communicates location data, and obtains the assessment result according to the communication location data.
7. a kind of assessment device of positioning result, which is characterized in that described device includes:
Log acquisition module is positioned, for obtaining positioning log；
Positioning evaluation and test data extraction module, for extracting GPS positioning data and positioning scan data from the positioning log；
It communicates location data and obtains module, for the database under line to obtain communication by positioning strategy according to positioning scan data
Location data；
Assessment result generation module, for carrying out the communication location data and the GPS positioning data according to evaluation metrics
Compare to obtain assessment result；Wherein,
The communication location data obtains module and is used for through the MAC Address positioned in scan data or Base Station Identification from institute
It states database under line and obtains the communication location data, and
The communication location data obtains module for being parsed to obtain MAC Address list or base to the positioning scan data
Station identifications list, from obtained in database under the line in the MAC Address list or Base Station Identification list MAC Address or
The corresponding coordinate data of Base Station Identification and signal strength data, according to the MAC Address or the corresponding coordinate of Base Station Identification
Data and signal strength data computational geometry central point obtain the communication location data.
8. assessment device according to claim 7, which is characterized in that the positioning scan data includes wifi scan data
And/or base station scans data.
9. assessment device according to claim 7 or 8, which is characterized in that the evaluation metrics include it is following at least one
Evaluation metrics: positioning accuracy, the bad case rate of positioning and position success rate.
10. assessment device according to claim 9, which is characterized in that the evaluation metrics include positioning accuracy, institute's commentary
Result-generation module is estimated for calculating the deviation data of the communication location data and the GPS positioning data, and according to described
Deviation data obtains the assessment result.
11. assessment device according to claim 9, which is characterized in that the evaluation metrics include positioning bad case rate, institute
The deviation data that result-generation module is used to calculate the communication location data and the GPS positioning data is estimated in commentary, will be with number
Value is greater than the corresponding communication location data of deviation data of preset distance as bad case, counts the quantity of the bad case,
And the assessment result is obtained according to the quantity of the bad case.
12. assessment device according to claim 9, which is characterized in that the evaluation metrics include position success rate, described
Assessment result generation module is for counting positioning successfully communication location data, and described in being obtained according to the communication location data
Assessment result.
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| CN105101075B (en) * | 2015-06-16 | 2019-03-19 | 百度在线网络技术（北京）有限公司 | The method and apparatus that the positioning result of target positioning application is evaluated and tested |
| CN105515877B (en) * | 2015-12-31 | 2019-04-19 | 四川秘无痕信息安全技术有限责任公司 | A kind of method of base station information in high efficiency extraction Android system log buffer area |
| CN106055651B (en) * | 2016-05-31 | 2019-07-12 | 四川秘无痕科技有限责任公司 | A kind of extracting method caching encryption Trace Data for high moral interface |
| CN113225685B (en) * | 2021-05-06 | 2023-03-28 | 建信云能数字科技有限公司 | Track error correction method, device, equipment and storage medium |
| CN113301648B (en) * | 2021-06-17 | 2023-02-28 | 北京红山信息科技研究院有限公司 | Fingerprint positioning evaluation method, device, equipment and storage medium |
| US20230125903A1 (en) * | 2021-10-22 | 2023-04-27 | Juniper Networks, Inc. | Location metrics for monitoring or control of wireless networks |
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| CN103763731A (en) * | 2014-02-18 | 2014-04-30 | 百度在线网络技术（北京）有限公司 | Positioning detection method and device |
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