CN106919567A - A kind of processing method and processing device of point of interest POI addresses - Google Patents
A kind of processing method and processing device of point of interest POI addresses Download PDFInfo
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- CN106919567A CN106919567A CN201510983110.9A CN201510983110A CN106919567A CN 106919567 A CN106919567 A CN 106919567A CN 201510983110 A CN201510983110 A CN 201510983110A CN 106919567 A CN106919567 A CN 106919567A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/953—Querying, e.g. by the use of web search engines
- G06F16/9537—Spatial or temporal dependent retrieval, e.g. spatiotemporal queries
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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Abstract
The present invention provides a kind of processing method and processing device of point of interest POI addresses, and it is sky in the address of POI to solve databases in the prior art, causes user accurately to obtain the problem of POI.The method includes：Centered on treating the geographical coordinate of supplement address point of interest POI, the buffering area of a predetermined threshold value is set up；Obtain the given data in the buffering area；According to the given data, by the supplement address information that supplement address POI is treated described in spatial operation acquisition.The present invention is by reference to given data, POI addresses in database can be rapidly and accurately that empty data filling is complete by utilization space computing, POI data storehouse in perfect electronic map, at the same be also convenient for user to the search inquiry of POI in electronic map with obtain, improve Consumer's Experience.
Description
Technical field
The present invention relates to the data processing field of electronic map, more particularly to a kind of point of interest POI addresses
Processing method and processing device.
Background technology
With networking electronic map with based on location-based service fast development, with POI as representative spatially
There is rapid growth in reason data.POI is the abbreviation of point of interest (Point of Interest), is a kind of representative
The point-like data of true geographical entity, it is basic that POI generally comprises title, classification, longitude and latitude and address etc.
Information.
The multi-source data that POI is relatively difficult or obtains is obtained from network electronic map in the prior art
Geographical co-ordinate system inconsistent, or maloperation of the staff to system, cause to be obtained in database
There is POI addresses in the POI for taking is empty phenomenon, and user is to POI in electronic map for influence
Search inquiry.
The content of the invention
It is an object of the invention to provide a kind of processing method and processing device of point of interest POI addresses, for solving
Certainly databases are sky in the address of POI in the prior art, cause user accurately to obtain POI and believe
The problem of breath.
To achieve these goals, the embodiment of the invention provides a kind for the treatment of side of point of interest POI addresses
Method, including：
Centered on treating the geographical coordinate of supplement address point of interest POI, the buffering area of a predetermined threshold value is set up；
The given data in the buffering area is obtained, the given data includes：Reference road data and ginseng
Examine POI data；
According to the given data, by the supplement address that supplement address POI is treated described in spatial operation acquisition
Information.
Wherein, the number of the reference POI data is more than or equal to two.
Wherein, according to the given data, by the benefit that supplement address POI is treated described in spatial operation acquisition
The step of filling address information includes：
The given data is pre-processed, the address of the reference POI data is obtained；
Selection treats the reference POI that supplement address POI closes on described, obtains described by linear interpolation arithmetic
Treat the supplement address information of supplement address POI.
Wherein, the given data is pre-processed, obtains the step of the address of the reference POI data
Suddenly include：
The reference road data and the reference POI data are unified under same geographic coordinate system；
Address resolution is carried out to the reference POI data, the address of the reference POI data is obtained.
Wherein, choose and treat the reference POI that supplement address POI closes on described, obtained by linear interpolation arithmetic
Include to the supplement address information Step for treating supplement address POI：
It is determined that the reference road direction for treating supplement address POI；
At least two are chosen along the same side in the reference road direction treat that supplement address POI closes on described
Reference POI；
Address and the reference POI according to the reference POI and described treat between supplement address POI
Distance, the supplement address information for treating supplement address POI is obtained by linear interpolation arithmetic.
Wherein, also include：
The supplement address information updating of supplement address POI to the database of storage POI is treated described in obtaining
In.
The embodiment of the present invention additionally provides a kind of processing unit of point of interest POI addresses, including：
Module is set up in region, for centered on treating the geographical coordinate of supplement address point of interest POI, setting up
The buffering area of one predetermined threshold value
Data acquisition module, for obtaining the given data in the buffering area, the given data includes：
Reference road data and refer to POI data；
Calculation process module, for according to the given data, being treated addedly by described in spatial operation acquisition
The supplement address information of location POI.
Wherein, the number of the reference POI data is more than or equal to two.
Wherein, the calculation process module includes：
Data prediction submodule, for being pre-processed to the given data, obtains the reference POI
The address of data；
Calculation process submodule, the reference POI that supplement address POI closes on is treated for choosing with described, is passed through
Linear interpolation arithmetic obtains the supplement address information for treating supplement address POI.
Wherein, the data prediction submodule includes：
Coordinate unification unit, for the reference road data and the reference POI data to be unified in
Under same geographic coordinate system；
Address resolution unit, for carrying out address resolution to the reference POI data, obtains the reference
The address of POI data.
Wherein, the calculation process submodule includes：
Direction-determining unit, for determining the reference road direction for treating supplement address POI；
With reference to unit is chosen, choose at least two for the same side along the reference road direction and treated with described
The reference POI that supplement address POI closes on；
Operation processing unit, for the address according to the reference POI and the reference POI with it is described
The distance between supplement address POI is treated, obtains described treating supplement address POI's by linear interpolation arithmetic
Supplement address information.
Wherein, also include：
Data update module, the supplement address information updating for treating supplement address POI described in obtaining
To in the database of storage POI.
Above-mentioned technical proposal of the invention has the beneficial effect that：
In the scheme of the embodiment of the present invention, by reference to given data, utilization space computing can be rapidly and accurately
It is complete empty data filling by POI addresses in database, the POI data storehouse in perfect electronic map,
Search inquiry and acquisition of the user to POI in electronic map have been also convenient for simultaneously, have improved user's body
Test.
Brief description of the drawings
Fig. 1 is the basic step schematic diagram of the processing method of the point of interest POI addresses of the embodiment of the present invention；
Fig. 2 tries to achieve the supplement address letter for treating supplement address POI for the utilization space algorithm of the embodiment of the present invention
The example schematic of breath.
Fig. 3 is the idiographic flow schematic diagram of the processing method of the point of interest POI addresses of the embodiment of the present invention；
Fig. 4 is the composition structural representation of the processing unit of the point of interest POI addresses of the embodiment of the present invention；
Specific embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with attached
Figure and specific embodiment are described in detail.
The present invention is sky in the address of POI for databases in the prior art, causes user accurate
The problem of POI is really obtained, there is provided a kind of processing method of point of interest POI addresses, by reference to
POI addresses in database can be rapidly and accurately that empty data filling is complete by primary data, utilization space computing
It is whole, the POI data storehouse in perfect electronic map, while being also convenient for user to POI in electronic map
The search inquiry of information and acquisition, improve Consumer's Experience.
First embodiment
As shown in figure 1, the embodiment of the present invention provides a kind of processing method of point of interest POI addresses, including：
Step 11, centered on treating the geographical coordinate of supplement address point of interest POI, sets up a predetermined threshold value
Buffering area；
Here, the predetermined threshold value for size it is adjustable, for example, predetermined threshold value is 20 meters, 50 meters or 100
Rice etc..
Step 12, obtains the given data in the buffering area, and the given data includes：Reference road
Data and refer to POI data；
Step 13, according to the given data, treats supplement address POI's by described in spatial operation acquisition
Supplement address information.
The processing method of the point of interest POI addresses of the embodiment of the present invention, by reference to given data, utilizes
POI addresses in database can be rapidly and accurately complete empty data filling by spatial operation, perfect electricity
POI data storehouse in sub- map, while be also convenient for search of the user to POI in electronic map looking into
Ask and obtain, improve Consumer's Experience.
Specifically, the number of the reference POI data is more than or equal to two.
Here it should be noted that, the reference road data are distributed in reference in being specifically as follows electronic map
Road near POI data, mainly including road name.
Step 13 may further include described in the embodiment of the present invention：
Step 131, pre-processes to the given data, obtains the address of the reference POI data；
Here it should be noted that, the form of the address of the reference POI data is specially：" link name+door
The trade mark " or " cell name+building generic term for a building, e. g. Apartment, store, a movie theater, etc. ".
Step 132, selection treats the reference POI that supplement address POI closes on described, is transported by linear interpolation
Calculation obtains the supplement address information for treating supplement address POI.
Further, step 131 described in the embodiment of the present invention can include：
The reference road data and the reference POI data are unified in same geography by step 1311
Under coordinate system；
Explanation is needed exist for, unified geography is unified in by reference road data and with reference to POI data
Purpose under coordinate system is because geography is sat in order to avoid the reference road data of multi-source and with reference to POI data
The error of coordinate that target selection standard differs and causes.
Step 1312, address resolution is carried out to the reference POI data, obtains the reference POI data
Address.
Here it should be noted that, the form of the address of the final reference POI data for obtaining is specially：" road
Road name+number " or " cell name+building generic term for a building, e. g. Apartment, store, a movie theater, etc. ".
Further, step 132 described in the embodiment of the present invention can include：
Step 1321, it is determined that the reference road direction for treating supplement address POI；
Specifically, will typically there are multiple roads for treating supplement address POI described in reference to POI in buffering area
Road direction is defined as treating the reference road direction of supplement address POI.
Step 1322, chooses at least two and is treated addedly with described along the same side in the reference road direction
The reference POI that location POI closes on；
Here, it is follow-up for the ease of carrying out to be chosen with reference to POI along the same side in the reference road direction
Linear interpolation arithmetic.
Step 1323, address and the reference POI according to the reference POI are treated addedly with described
The distance between location POI, the supplement address for treating supplement address POI is obtained by linear interpolation arithmetic
Information.
As shown in Fig. 2 for the utilization space algorithm of the embodiment of the present invention tries to achieve the benefit for treating supplement address POI
Fill the example schematic of address information.Simple declaration should be schemed below to be transported by the linear interpolation in space arithmetic
Calculation obtains treating the process of the supplement address information of supplement address POI.
As illustrated, P2 is to treat supplement address POI points, P1, P3 are the reference POI points chosen, wherein
The address of P1 is Xueyuan Road 3, and the address of P3 is Xueyuan Road 7.P1, P2 and P3 are located at along with
On the direction of road, and known to 3 points of the coordinate.
So, according to 3 points of the coordinate can calculate P1P2 apart from d1 and P1P3 apart from d2, example
If d1/d2 is 2/3.
According to known P1 points and the number of P3 points, the number between P1 points and P3 points can be calculated
Difference is 3.According to linear interpolation arithmetic：D1/d2=/ 3, i.e. 2/3=/ 3, then=2.That is P1
Number difference between point and P2 points is 2.The number for finally obtaining P2 points is 6.So, wait to mend
Address POI points are filled, i.e. the address of P2 points is Xueyuan Road 6.
Further, method also includes described in the embodiment of the present invention：
Step 14, will obtain described in treat the supplement address information updating of supplement address POI to storage POI
Database in.
In the scheme of the embodiment of the present invention, by reference to given data, utilization space computing can be rapidly and accurately
It is complete empty data filling by POI addresses in database, the POI data storehouse in perfect electronic map,
Search inquiry and acquisition of the user to POI in electronic map have been also convenient for simultaneously, have improved user's body
Test.
Second embodiment
As shown in figure 3, the idiographic flow of the processing method for the point of interest POI addresses of the embodiment of the present invention
Schematic diagram.Below should figure elaborate point of interest POI addresses processing method process.Its
Comprise the following steps that：
S01, sets up the buffering area of a predetermined threshold value；
Specifically, centered on treating the geographical coordinate of supplement address POI, the buffering of a predetermined threshold value is set up
Area.Here the predetermined threshold value can be adjusted according to actual conditions.
S02, obtains the reference POI data and reference road data in the buffering area；
Here it should be noted that, the reference POI data and reference road data are known in buffering area
Data.
S03, coordinate system conversion；
Specifically, the conversion of coordinate system is carried out to the reference POI data and reference road data, by it
It is transformed under same geographic coordinate system.Reference road data and reference its purpose is to avoid multi-source
POI data because the selection standard of geographical coordinate differs and caused by error of coordinate, influence treat supplement address POI
Supplement address information correct acquisition.
S04, spatial operation judges whether to obtain address；
Further, if so, then performing step S05；If it is not, then adjusting predetermined threshold value, return performs step
Rapid S01.
Specifically, before space calculating is carried out, need first to carrying out address resolution with reference to POI data,
Obtain the address with reference to POI data.The address format of the POI data after parsing is specially：" link name
+ number " or " cell name+building generic term for a building, e. g. Apartment, store, a movie theater, etc. ".
Afterwards, choose and treat the reference POI that supplement address POI closes on.It should be noted that, selected point is at least
It is two, if only including one in the buffering area set up refers to POI points, needs to adjust the buffering area
Predetermined threshold value, that is, expand buffering area.
Finally, the supplement address information of POI to be supplemented is obtained by linear interpolation arithmetic.Its detailed process
Referring to the example in first embodiment.
Explanation is needed exist for, after after the failure of the supplement address acquisition of information of supplement address POI, is needed
The predetermined threshold value of buffering area is adjusted, is returned and is performed step S01, then re-execute once the flow.
Here, if selected reference POI in the buffering area set up does not have address, mainly without doorplate
Number or building generic term for a building, e. g. Apartment, store, a movie theater, etc.；Or in the range of setting without reference to POI points, then only choose link name conduct
Treat the supplement address information of supplement address POI.
S05：POI addresses update.
Specifically, the supplement address information updating of supplement address POI to storage POI is treated described in obtaining
Database in.In order to user using the POI data storehouse after improving easily to POI in electronic map
The search inquiry of information and acquisition.
In the scheme of the embodiment of the present invention, by reference to given data, utilization space computing can be rapidly and accurately
It is complete empty data filling by POI addresses in database, the POI data storehouse in perfect electronic map,
Search inquiry and acquisition of the user to POI in electronic map have been also convenient for simultaneously, have improved user's body
Test.
3rd embodiment
As shown in figure 4, the embodiment of the present invention also provides a kind of processing unit of point of interest POI addresses, bag
Include：
Module 21 is set up in region, for centered on treating the geographical coordinate of supplement address point of interest POI, building
The buffering area of a vertical predetermined threshold value；
Here, the predetermined threshold value for size it is adjustable, for example, predetermined threshold value is 20 meters, 50 meters or 100
Rice etc..
Data acquisition module 22, for obtaining the given data in the buffering area, the given data bag
Include：Reference road data and refer to POI data；
Calculation process module 23, for according to the given data, waiting to mend by described in spatial operation acquisition
Fill the supplement address information of address POI.
Specifically, the number of the reference POI data is more than or equal to two.
Here it should be noted that, the reference road data are distributed in reference in being specifically as follows electronic map
Road near POI data, mainly including road name.
Calculation process module described in the embodiment of the present invention 23 is specifically included：
Data prediction submodule, for being pre-processed to the given data, obtains the reference POI
The address of data；
Here it should be noted that, the form of the address of the reference POI data is specially：" link name+door
The trade mark " or " cell name+building generic term for a building, e. g. Apartment, store, a movie theater, etc. ".
Calculation process submodule, the reference POI that supplement address POI closes on is treated for choosing with described, is passed through
Linear interpolation arithmetic obtains the supplement address information for treating supplement address POI.
Here, the data prediction submodule also may particularly include：
Coordinate unification unit, for the reference road data and the reference POI data to be unified in
Under same geographic coordinate system；
Explanation is needed exist for, unified geography is unified in by reference road data and with reference to POI data
Purpose under coordinate system is because geography is sat in order to avoid the reference road data of multi-source and with reference to POI data
The error of coordinate that target selection standard differs and causes.
Address resolution unit, for carrying out address resolution to the reference POI data, obtains the reference
The address of POI data.
Here it should be noted that, the form of the address of the final reference POI data for obtaining is specially：" road
Road name+number " or " cell name+building generic term for a building, e. g. Apartment, store, a movie theater, etc. ".
Here, the calculation process submodule also may particularly include：
Direction-determining unit, for determining the reference road direction for treating supplement address POI；
Specifically, will typically there are multiple roads for treating supplement address POI described in reference to POI in buffering area
Road direction is defined as treating the reference road direction of supplement address POI.
With reference to unit is chosen, choose at least two for the same side along the reference road direction and treated with described
The reference POI that supplement address POI closes on；
Here, it is follow-up for the ease of carrying out to be chosen with reference to POI along the same side in the reference road direction
Linear interpolation arithmetic.
Operation processing unit, for the address according to the reference POI and the reference POI with it is described
The distance between supplement address POI is treated, obtains described treating supplement address POI's by linear interpolation arithmetic
Supplement address information.
Here, illustrated in Fig. 2 examples in specific calculation process process first embodiment, therefore this
In repeat no more.
Specifically, device also includes described in the embodiment of the present invention：
Data update module, the supplement address information updating for treating supplement address POI described in obtaining
To in the database of storage POI.
It should be noted that, will be obtained in present apparatus module described in treat supplement address POI supplement address letter
Breath is updated in the database of storage POI.The POI data storehouse after improving is used in order to user easily
Search inquiry and acquisition to POI in electronic map.
In the scheme of the embodiment of the present invention, by reference to given data, utilization space computing can be rapidly and accurately
It is complete empty data filling by POI addresses in database, the POI data storehouse in perfect electronic map,
Search inquiry and acquisition of the user to POI in electronic map have been also convenient for simultaneously, have improved user's body
Test.
The above is the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made,
These improvements and modifications also should be regarded as protection scope of the present invention.
Claims (12)
1. a kind of processing method of point of interest POI addresses, it is characterised in that including：
Centered on treating the geographical coordinate of supplement address point of interest POI, the buffering area of a predetermined threshold value is set up；
The given data in the buffering area is obtained, the given data includes：Reference road data and ginseng
Examine POI data；
According to the given data, by the supplement address that supplement address POI is treated described in spatial operation acquisition
Information.
2. the processing method of point of interest POI addresses according to claim 1, it is characterised in that institute
The number stated with reference to POI data is more than or equal to two.
3. the processing method of point of interest POI addresses according to claim 2, it is characterised in that root
According to the given data, by spatial operation obtain described in treat the supplement address information of supplement address POI
Step includes：
The given data is pre-processed, the address of the reference POI data is obtained；
Selection treats the reference POI that supplement address POI closes on described, obtains described by linear interpolation arithmetic
Treat the supplement address information of supplement address POI.
4. the processing method of point of interest POI addresses according to claim 3, it is characterised in that right
The given data is pre-processed, and is included the step of the address for obtaining the reference POI data：
The reference road data and the reference POI data are unified under same geographic coordinate system；
Address resolution is carried out to the reference POI data, the address of the reference POI data is obtained.
5. the processing method of point of interest POI addresses according to claim 4, it is characterised in that choosing
Take and treat the reference POI that supplement address POI closes on described, obtain described waiting to supplement by linear interpolation arithmetic
The supplement address information Step of address POI includes：
It is determined that the reference road direction for treating supplement address POI；
At least two are chosen along the same side in the reference road direction treat that supplement address POI closes on described
Reference POI；
Address and the reference POI according to the reference POI and described treat between supplement address POI
Distance, the supplement address information for treating supplement address POI is obtained by linear interpolation arithmetic.
6. the processing method of point of interest POI addresses according to claim 5, it is characterised in that also
Including：
The supplement address information updating of supplement address POI to the database of storage POI is treated described in obtaining
In.
7. a kind of processing unit of point of interest POI addresses, it is characterised in that including：
Module is set up in region, for centered on treating the geographical coordinate of supplement address point of interest POI, setting up
The buffering area of one predetermined threshold value
Data acquisition module, for obtaining the given data in the buffering area, the given data includes：
Reference road data and refer to POI data；
Calculation process module, for according to the given data, being treated addedly by described in spatial operation acquisition
The supplement address information of location POI.
8. the processing unit of point of interest POI addresses according to claim 7, it is characterised in that institute
The number stated with reference to POI data is more than or equal to two.
9. the processing unit of point of interest POI addresses according to claim 8, it is characterised in that institute
Stating calculation process module includes：
Data prediction submodule, for being pre-processed to the given data, obtains the reference POI
The address of data；
Calculation process submodule, the reference POI that supplement address POI closes on is treated for choosing with described, is passed through
Linear interpolation arithmetic obtains the supplement address information for treating supplement address POI.
10. the processing unit of point of interest POI addresses according to claim 9, it is characterised in that
The data prediction submodule includes：
Coordinate unification unit, for the reference road data and the reference POI data to be unified in
Under same geographic coordinate system；
Address resolution unit, for carrying out address resolution to the reference POI data, obtains the reference
The address of POI data.
The processing unit of 11. point of interest POI addresses according to claim 10, it is characterised in that
The calculation process submodule includes：
Direction-determining unit, for determining the reference road direction for treating supplement address POI；
With reference to unit is chosen, choose at least two for the same side along the reference road direction and treated with described
The reference POI that supplement address POI closes on；
Operation processing unit, for the address according to the reference POI and the reference POI with it is described
The distance between supplement address POI is treated, obtains described treating supplement address POI's by linear interpolation arithmetic
Supplement address information.
The processing unit of 12. point of interest POI addresses according to claim 11, it is characterised in that
Also include：
Data update module, the supplement address information updating for treating supplement address POI described in obtaining
To in the database of storage POI.
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| CN201510983110.9A CN106919567B (en) | 2015-12-24 | 2015-12-24 | Method and device for processing POI (Point of interest) address |
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| CN201510983110.9A CN106919567B (en) | 2015-12-24 | 2015-12-24 | Method and device for processing POI (Point of interest) address |
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Cited By (10)
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| CN107656913A (en) * | 2017-09-30 | 2018-02-02 | 百度在线网络技术（北京）有限公司 | Map point of interest address extraction method, apparatus, server and storage medium |
| CN109460443A (en) * | 2018-09-03 | 2019-03-12 | 丰图科技(深圳)有限公司 | Generate method, system, equipment and the medium of building body address in target area |
| CN109829440A (en) * | 2019-02-12 | 2019-05-31 | 北京百度网讯科技有限公司 | A kind of method, apparatus, electronic equipment and storage medium detecting road difference |
| CN109902134A (en) * | 2019-02-18 | 2019-06-18 | 北京市天元网络技术股份有限公司 | Accurate rendering method, device and the electronic equipment in failure section in engineering road |
| CN110175216A (en) * | 2019-05-15 | 2019-08-27 | 腾讯科技（深圳）有限公司 | Coordinate error correction method, device and computer equipment |
| CN110413904A (en) * | 2019-07-25 | 2019-11-05 | 北京百度网讯科技有限公司 | A kind of interest point address data processing method, device, server and medium |
| CN110457705A (en) * | 2019-08-14 | 2019-11-15 | 百度在线网络技术（北京）有限公司 | A kind of interest point data processing method, device, equipment and storage medium |
| CN111460055A (en) * | 2019-01-21 | 2020-07-28 | 阿里巴巴集团控股有限公司 | POI address supplementing method and device |
| CN113190640A (en) * | 2021-05-20 | 2021-07-30 | 拉扎斯网络科技（上海）有限公司 | Method and device for processing point of interest data |
| CN113405550A (en) * | 2020-03-17 | 2021-09-17 | 百度在线网络技术（北京）有限公司 | Space positioning method, device, equipment and storage medium |
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| CN107656913B (en) * | 2017-09-30 | 2021-03-23 | 百度在线网络技术（北京）有限公司 | Map interest point address extraction method, map interest point address extraction device, server and storage medium |
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| CN109460443B (en) * | 2018-09-03 | 2022-03-29 | 丰图科技(深圳)有限公司 | Method, system, apparatus and medium for generating building address in target area |
| CN111460055A (en) * | 2019-01-21 | 2020-07-28 | 阿里巴巴集团控股有限公司 | POI address supplementing method and device |
| CN111460055B (en) * | 2019-01-21 | 2023-06-20 | 阿里巴巴集团控股有限公司 | POI address supplementing method and device |
| CN109829440B (en) * | 2019-02-12 | 2022-02-25 | 北京百度网讯科技有限公司 | Method and device for detecting road difference, electronic equipment and storage medium |
| CN109829440A (en) * | 2019-02-12 | 2019-05-31 | 北京百度网讯科技有限公司 | A kind of method, apparatus, electronic equipment and storage medium detecting road difference |
| CN109902134B (en) * | 2019-02-18 | 2021-10-22 | 北京市天元网络技术股份有限公司 | Method and device for accurately presenting fault road section in engineering road and electronic equipment |
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| CN110175216A (en) * | 2019-05-15 | 2019-08-27 | 腾讯科技（深圳）有限公司 | Coordinate error correction method, device and computer equipment |
| CN110413904A (en) * | 2019-07-25 | 2019-11-05 | 北京百度网讯科技有限公司 | A kind of interest point address data processing method, device, server and medium |
| CN110457705A (en) * | 2019-08-14 | 2019-11-15 | 百度在线网络技术（北京）有限公司 | A kind of interest point data processing method, device, equipment and storage medium |
| CN113405550A (en) * | 2020-03-17 | 2021-09-17 | 百度在线网络技术（北京）有限公司 | Space positioning method, device, equipment and storage medium |
| CN113190640A (en) * | 2021-05-20 | 2021-07-30 | 拉扎斯网络科技（上海）有限公司 | Method and device for processing point of interest data |
| CN113190640B (en) * | 2021-05-20 | 2023-02-07 | 拉扎斯网络科技（上海）有限公司 | Method and device for processing point of interest data |
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