CN107562958A - Map interest point failure method for digging, device, server and storage medium - Google Patents
Map interest point failure method for digging, device, server and storage medium Download PDFInfo
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- CN107562958A CN107562958A CN201710920036.5A CN201710920036A CN107562958A CN 107562958 A CN107562958 A CN 107562958A CN 201710920036 A CN201710920036 A CN 201710920036A CN 107562958 A CN107562958 A CN 107562958A
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Abstract
The embodiment of the invention discloses a kind of map interest point failure method for digging, device, server and storage medium.Wherein, method includes：Obtain the position coordinates of each point of interest in electronic map；According to the position coordinates of each point of interest, obtain in the infrastructure and its spatial information around each point of interest in preset range；The failure point of interest in each point of interest is determined according to the spatial information of the position coordinates of each point of interest and corresponding infrastructure.The embodiment of the present invention is contacted to excavate the point of interest of failure by the way that interest point in electronic map and infrastructure are established, solve the problems, such as to need failed in hand digging electronic map point of interest cost height, effect difference, the map point of interest for fast and accurately obtaining failure is realized, improves the effect of cartographic information accuracy.
Description
Technical field
The present embodiments relate to electronic map information digging technology, more particularly to a kind of map interest point failure excavation side
Method, device, server and storage medium.
Background technology
Have substantial amounts of located sites in electronic map, for example, marked on map restaurant, hotel, sight spot, charge station etc.,
These anchor points are that user may be inquired about or wanted the point of interest reached.Change or information due to real world
Error during collection, the location information of some of map points of interest may not be inconsistent with actual conditions, turn into the interest of failure
Point, so as to which the user of meeting electron map brings puzzlement.
In the prior art, the method for digging of map interest point failure needs the artificial state for examining point of interest, reports mistake,
Modify again.But this method cost is high, effect difference is, it is necessary to which expending substantial amounts of manpower and time can just excavate on map and lose
The point of interest of effect.
The content of the invention
The embodiment of the present invention provides a kind of map interest point failure method for digging, device, server and storage medium, with solution
The problem of certainly existing map interest point failure method for digging cost is high, effect difference.
In a first aspect, the embodiments of the invention provide a kind of map interest point failure method for digging, this method includes：
Obtain the position coordinates of each point of interest in electronic map；
According to the position coordinates of each point of interest, obtain in the infrastructure around each point of interest in preset range and its space
Information；
Determine that the failure in each point of interest is emerging according to the spatial information of the position coordinates of each point of interest and corresponding infrastructure
Interesting point.
Second aspect, the embodiment of the present invention additionally provide a kind of map interest point failure excavating gear, and the device includes：
Acquiring coordinate of interest points module, for obtaining the position coordinates of each point of interest in electronic map；
First foundation facilities information acquisition module, for the position coordinates according to each point of interest, obtain in each point of interest week
Enclose the infrastructure and its spatial information in preset range；
Interest point failure determining module, for the position coordinates according to each point of interest and the spatial information of corresponding infrastructure
Determine the failure point of interest in each point of interest.
The third aspect, the embodiment of the present invention additionally provide a kind of server, and the server includes：
One or more processors；
Storage device, for storing one or more programs；
When one or more of programs are by one or more of computing devices so that one or more of processing
Device realizes any described map interest point failure method for digging in the embodiment of the present invention.
Fourth aspect, the embodiment of the present invention additionally provide a kind of computer-readable recording medium, are stored thereon with computer
Program, the program realize any described map interest point failure method for digging in the embodiment of the present invention when being executed by processor.
The embodiment of the present invention is contacted by the way that interest point in electronic map is established with infrastructure, according to point of interest and basis
For spatial relation between facility to excavate the point of interest of failure, solving needs the interest that failed in hand digging electronic map
The problem of point cost is high, effect difference, realizes the map point of interest for fast and accurately obtaining failure, improves cartographic information accuracy
Effect.
Brief description of the drawings
Fig. 1 is the flow chart of the map interest point failure method for digging in the embodiment of the present invention one；
Fig. 2 is the flow chart of the map interest point failure method for digging in the embodiment of the present invention two；
Fig. 3 is the structural representation of the map interest point failure excavating gear in the embodiment of the present invention three；
Fig. 4 is the structural representation of the server in the embodiment of the present invention four.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
Embodiment one
Fig. 1 is the flow chart for the map interest point failure method for digging that the embodiment of the present invention one provides, and the present embodiment can fit
For changing the situation of interest point in electronic map error message, this method can be held by map interest point failure excavating gear
OK, the device is for example configured in server.As shown in figure 1, this method specifically includes：
S110, the position coordinates for obtaining each point of interest in electronic map.
Wherein, point of interest refers to mark place on map, such as restaurant, and hotel, market, sight spot, charge station etc., are electronically
The user of figure may search for positioning on the electronic map or want the place reached.The position coordinates of each point of interest is it
The latitude and longitude information positioned on map, by the position coordinates of point of interest and then where the particular location that can determine point of interest
Place.
S120, the position coordinates according to each point of interest, obtain in the infrastructure around each point of interest in preset range and
Its spatial information.
Specifically, the position coordinates of point of interest on the electronic map corresponding to be a coordinate points, and infrastructure with
Unlike point of interest, on the electronic map, the spatial information of infrastructure corresponds to a face, represents in certain regional extent
Position be this whole infrastructure.Exemplary, infrastructure includes road and water system.Assuming that an infrastructure is water
System, is a piece of waters, and it is a sight spot to have an island in this piece waters, this island as a point of interest waters this
On individual face.Similarly, if it is also the same that infrastructure, which is road,.
Furthermore, it is necessary to the infrastructure for determining to get is around point of interest in preset range.The preset range can
Configured according to actual conditions, and appropriate preset range can improve the accuracy that failure point of interest excavates.Exemplary, it is false
If the preset range chosen is in 50 meter around point of interest, then, if as occurring one in 50 meters around the convenience store of point of interest
Bar road, then can knows the spatial relationship of the convenience store and road accordingly, so that it is determined that going out whether the convenience store is mistake
Imitate point of interest.
S130, determine according to the spatial information of the position coordinates of each point of interest and corresponding infrastructure mistake in each point of interest
Imitate point of interest.
Specifically, if coordinate of interest points position and the spatial information of the infrastructure in the preset range around it have
Conflict, be not inconsistent it is logical, illustrate the point of interest be one failure point of interest.Exemplary, the coordinate position point of point of interest falls
On infrastructure road, it is clear that do not have the buildings such as market, hospital on road, not so can hinder normal friendship
Logical operation, the i.e. positional information of the point of interest are not inconsistent logical, and it is a point of interest to fail to illustrate the point of interest.
Further, before the position coordinates of each point of interest in obtaining electronic map, what map interest point failure excavated
Method also includes：
The spatial information of infrastructure in electronic map is obtained, wherein, the spatial information is in electricity by infrastructure
Borderline multiple coordinates in sub- map represent；
According to the spatial information of infrastructure in electronic map, the spatial index of infrastructure is established, wherein, the space
Index the type and spatial information for recording infrastructure.
Specifically, the spatial information for obtaining infrastructure in electronic map refers to that acquisition is existing all on the electronic map
Infrastructure, the infrastructure being in no way limited in the preset range around a certain point of interest.Wherein, spatial index refers to
A kind of number arranged in sequence according to certain spatial relationship between the location and shape or spatial object of spatial object
According to structure, wherein the summary info comprising spatial object, such as the finger of the mark of object, boundary rectangle and pointing space object entity
Pin.The content of spatial index record in the embodiment of the present invention includes：The type and area coordinate of infrastructure.Wherein, type
Including road (including grade), water system (containing type) etc.；The area coordinate of infrastructure refers to the borderline seat of infrastructure
In the region that punctuate is limited.
Accordingly, in S120, the position coordinates according to each point of interest, the preset range around each point of interest is obtained
Interior infrastructure and its spatial information, including：
According to the position coordinates of each point of interest, inquired about, obtained pre- around each point of interest according to the spatial index
If the type and spatial information of the infrastructure in scope.
Specifically, choose each point of interest one by one, around the coordinate position of selected point of interest in preset range, according to
The infrastructure fallen into according to the spatial index inquiry of infrastructure in preset range, and then obtain qualified infrastructure
Type and spatial information.
The technical scheme of the present embodiment, by choosing a range of infrastructure in coordinate of interest points position, and according to
The position coordinates of each point of interest and the spatial information of corresponding infrastructure determine the failure point of interest in each point of interest, and solving needs
Manually to examine point of interest whether effective state the problem of, can be with quick obtaining point of interest fail message, ageing height, and drop
The cost that low failure point of interest excavates.
Embodiment two
Fig. 2 is the flow chart for the map interest point failure method for digging that the embodiment of the present invention two provides, and the present embodiment two exists
Make on the basis of embodiment one and further optimizing.As shown in Fig. 2 methods described includes：
S210, the position coordinates for obtaining each point of interest in electronic map.
S220, the position coordinates according to each point of interest, obtain in the infrastructure around each point of interest in preset range and
Its spatial information.
S230, according to the position coordinates of each point of interest and the spatial information of corresponding infrastructure, obtain each point of interest with it is right
The spatial relationship for the infrastructure answered, the spatial relationship are located in infrastructure or are not located at infrastructure including point of interest
On.
Specifically, the spatial relationship that point of interest is located in infrastructure or is not located in infrastructure, refers to point of interest
Coordinate position whether fall the whole infrastructure areas of expression that coordinate points are surrounded on infrastructure border in the range of.
If fallen into the range of this, show that point of interest is located on infrastructure, then illustrate the position between point of interest and infrastructure
The relation of putting there may be conflict, it is necessary to further be judged, perform S240.If do not fallen within the range of this, illustrate emerging
Interest point is not present with the position relationship between infrastructure to conflict, and the point of interest is an effective point of interest.
S240, it will be located in corresponding infrastructure, and the point of interest not being documented in default point of interest white list,
As failure point of interest, wherein, the point of interest that do not fail in infrastructure has been recorded in the point of interest white list.
Exemplary, the point of interest that do not fail in infrastructure described in point of interest white list can be on road
Charge station, sight spot small island in service area, or waters etc., do not refer in the present embodiment but rational existing yet
The point of interest that do not fail is also included within wherein.
Specifically, when point of interest is located in its corresponding infrastructure, then can be by the point of interest and default white list
The point of interest of record is compared one by one, if the point of interest is not included in white list, can determine the point of interest
For the point of interest that fails.
Spatial relationship of the embodiment of the present invention by each point of interest with corresponding infrastructure, by infrastructure
Point of interest is compared with default point of interest white list, and the point of interest not on white list is confirmed as into the point of interest that fails, can be with
Realize and fast and accurately excavate failure point of interest, without manually examining interest dotted state, improve operating efficiency simultaneously
Reduce cost.
Embodiment three
Fig. 3 is the structural representation of the map interest point failure excavating gear in the embodiment of the present invention four or three.Such as Fig. 3 institutes
Show, map interest point failure excavating gear includes：
Acquiring coordinate of interest points module 310, for obtaining the position coordinates of each point of interest in electronic map；
First foundation facilities information acquisition module 320, for the position coordinates according to each point of interest, obtain in each point of interest
Infrastructure and its spatial information in surrounding preset range；
Interest point failure determining module 330, for the position coordinates according to each point of interest and the space of corresponding infrastructure
Information determines the failure point of interest in each point of interest.
Further, map interest point failure excavating gear also includes：
Second infrastructure information acquisition module, for being obtained before the position coordinates of each point of interest in obtaining electronic map
Take the spatial information of infrastructure in electronic map, wherein, the spatial information be by infrastructure in electronic map
Borderline multiple coordinates represent；
Spatial index establishes module, for the spatial information according to infrastructure in electronic map, establishes infrastructure
Spatial index, wherein, the spatial index is used for the type and spatial information for recording infrastructure；
Accordingly, first foundation facilities information acquisition module 320, is specifically used for：
According to the position coordinates of each point of interest, inquired about, obtained pre- around each point of interest according to the spatial index
If the type and spatial information of the infrastructure in scope.
Further, interest point failure determining module 330, is specifically used for：
According to the position coordinates of each point of interest and the spatial information of corresponding infrastructure, each point of interest and corresponding base are obtained
The spatial relationship of Infrastructure, the spatial relationship are located in infrastructure including point of interest or not in infrastructure；
It will be located in corresponding infrastructure, and the point of interest not being documented in default point of interest white list, as
Fail point of interest, wherein, the point of interest that do not fail in infrastructure has been recorded in the point of interest white list.
Further, infrastructure includes road and water system.
The map interest point failure excavating gear that the embodiment of the present invention is provided can perform any embodiment of the present invention and be carried
The map interest point failure method for digging of confession, possesses the corresponding functional module of execution method and beneficial effect.
Example IV
Fig. 4 is the structural representation of the server in the embodiment of the present invention four.Fig. 4 is shown suitable for being used for realizing the present invention
The block diagram of the exemplary servers 412 of embodiment.The server 412 that Fig. 4 is shown is only an example, should not be to the present invention
The function and use range of embodiment bring any restrictions.
As shown in figure 4, server 412 is showed in the form of universal computing device.The component of server 412 can include but
It is not limited to：One or more processor or processing unit 416, system storage 428, connection different system component (including
System storage 428 and processing unit 416) bus 418.
Bus 418 represents the one or more in a few class bus structures, including memory bus or Memory Controller,
Peripheral bus, graphics acceleration port, processor or the local bus using any bus structures in a variety of bus structures.Lift
For example, these architectures include but is not limited to industry standard architecture (ISA) bus, MCA (MAC)
Bus, enhanced isa bus, VESA's (VESA) local bus and periphery component interconnection (PCI) bus.
Server 412 typically comprises various computing systems computer-readable recording medium.These media can be it is any being capable of bedding and clothing
The usable medium that business device 412 accesses, including volatibility and non-volatile media, moveable and immovable medium.
System storage 428 can include the computer system readable media of form of volatile memory, such as deposit at random
Access to memory (RAM) 430 and/or cache memory 432.Server 412 may further include it is other it is removable/can not
Mobile, volatile/non-volatile computer system storage medium.Only as an example, storage system 434 can be used for read-write not
Movably, non-volatile magnetic media (Fig. 4 is not shown, is commonly referred to as " hard disk drive ").Although not shown in Fig. 4, can with
There is provided for the disc driver to may move non-volatile magnetic disk (such as " floppy disk ") read-write, and to removable non-volatile
The CD drive of CD (such as CD-ROM, DVD-ROM or other optical mediums) read-write.In these cases, each driving
Device can be connected by one or more data media interfaces with bus 418.Memory 428 can include at least one program
Product, the program product have one group of (for example, at least one) program module, and these program modules are configured to perform the present invention
The function of each embodiment.
Program/utility 440 with one group of (at least one) program module 442, can be stored in such as memory
In 428, such program module 442 includes but is not limited to operating system, one or more application program, other program modules
And routine data, the realization of network environment may be included in each or certain combination in these examples.Program module 442
Generally perform the function and/or method in embodiment described in the invention.
Server 412 can also be with one or more external equipments 414 (such as keyboard, sensing equipment, display 424 etc.)
Communication, can also enable a user to the equipment communication interacted with the server 412 with one or more, and/or with causing the clothes
Any equipment (such as network interface card, modem etc.) that business device 412 can be communicated with one or more of the other computing device
Communication.This communication can be carried out by input/output (I/O) interface 422.Also, server 412 can also be fitted by network
Orchestration 420 and one or more network (such as LAN (LAN), wide area network (WAN) and/or public network, such as because of spy
Net) communication.As illustrated, network adapter 420 is communicated by bus 418 with other modules of server 412.It should be understood that
Although not shown in Fig. 4, server 412 can be combined and use other hardware and/or software module, included but is not limited to：Micro- generation
Code, device driver, redundant processing unit, external disk drive array, RAID system, tape drive and data backup are deposited
Storage system etc..
Processing unit 416 is stored in program in system storage 428 by operation, so as to perform various function application with
And data processing, such as the map interest point failure method for digging that the embodiment of the present invention is provided is realized, this method includes：
Obtain the position coordinates of each point of interest in electronic map；
According to the position coordinates of each point of interest, obtain in the infrastructure around each point of interest in preset range and its space
Information；
Determine that the failure in each point of interest is emerging according to the spatial information of the position coordinates of each point of interest and corresponding infrastructure
Interesting point.
Embodiment five
The embodiment of the present invention five additionally provides a kind of computer-readable recording medium, is stored thereon with computer program, should
The map interest point failure method for digging provided such as the embodiment of the present invention, this method bag are provided when program is executed by processor
Include：
Obtain the position coordinates of each point of interest in electronic map；
According to the position coordinates of each point of interest, obtain in the infrastructure around each point of interest in preset range and its space
Information；
Determine that the failure in each point of interest is emerging according to the spatial information of the position coordinates of each point of interest and corresponding infrastructure
Interesting point.The computer-readable storage medium of the embodiment of the present invention, can be using any group of one or more computer-readable media
Close.Computer-readable medium can be computer-readable signal media or computer-readable recording medium.It is computer-readable to deposit
Storage media for example may be-but not limited to-system, device or the device of electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor
Part, or any combination above.The more specifically example (non exhaustive list) of computer-readable recording medium includes：Have
The electrical connection of one or more wires, portable computer diskette, hard disk, random access memory (RAM), read-only storage
(ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc read-only storage (CD-
ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.In this document, computer-readable storage
Medium can be any includes or the tangible medium of storage program, the program can be commanded execution system, device or device
Using or it is in connection.
Computer-readable signal media can include in a base band or as carrier wave a part propagation data-signal,
Wherein carry computer-readable program code.The data-signal of this propagation can take various forms, including but unlimited
In electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be that computer can
Any computer-readable medium beyond storage medium is read, the computer-readable medium, which can send, propagates or transmit, to be used for
By instruction execution system, device either device use or program in connection.
The program code included on computer-readable medium can be transmitted with any appropriate medium, including --- but it is unlimited
In wireless, electric wire, optical cable, RF etc., or above-mentioned any appropriate combination.
It can be write with one or more programming languages or its combination for performing the computer that operates of the present invention
Program code, described program design language include object oriented program language-such as Java, Smalltalk, C++,
Also include conventional procedural programming language-such as " such as " language or similar programming language.Program code can be with
Fully perform, partly perform on the user computer on the user computer, the software kit independent as one performs, portion
Divide and partly perform or performed completely on remote computer or server on the remote computer on the user computer.
Be related in the situation of remote computer, remote computer can pass through the network of any kind --- including LAN (LAN) or
Wide area network (WAN) domain is connected to subscriber computer, or, it may be connected to outer computer (such as carried using Internet service
Pass through Internet connection for business).
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
- A kind of 1. map interest point failure method for digging, it is characterised in that including：Obtain the position coordinates of each point of interest in electronic map；According to the position coordinates of each point of interest, obtain in the infrastructure around each point of interest in preset range and its space letter Breath；The failure point of interest in each point of interest is determined according to the spatial information of the position coordinates of each point of interest and corresponding infrastructure.
- 2. map interest point failure method for digging according to claim 1, it is characterised in that each in electronic map is obtained Before the position coordinates of point of interest, methods described also includes：The spatial information of infrastructure in electronic map is obtained, wherein, the spatial information is electronically by infrastructure Borderline multiple coordinates in figure represent；According to the spatial information of infrastructure in electronic map, the spatial index of infrastructure is established, wherein, the spatial index For recording the type and spatial information of infrastructure；Accordingly, the position coordinates according to each point of interest, is obtained in the infrastructure around each point of interest in preset range And its spatial information, including：According to the position coordinates of each point of interest, inquired about according to the spatial index, obtain and model is preset around each point of interest The type and spatial information of infrastructure in enclosing.
- 3. map interest point failure method for digging according to claim 1, it is characterised in that described according to each point of interest Position coordinates and the spatial information of corresponding infrastructure determine the failure point of interest in each point of interest, including：According to the position coordinates of each point of interest and the spatial information of corresponding infrastructure, obtain each point of interest and set with corresponding basis The spatial relationship applied, the spatial relationship are located in infrastructure including point of interest or not in infrastructure；It will be located in corresponding infrastructure, and the point of interest not being documented in default point of interest white list, as failure Point of interest, wherein, the point of interest that do not fail in infrastructure has been recorded in the point of interest white list.
- 4. according to any described map interest point failure method for digging in claim 1-3, it is characterised in that the basis is set Apply including road and water system.
- A kind of 5. map interest point failure excavating gear, it is characterised in that including：Acquiring coordinate of interest points module, for obtaining the position coordinates of each point of interest in electronic map；First foundation facilities information acquisition module, for the position coordinates according to each point of interest, obtain pre- around each point of interest If infrastructure and its spatial information in scope；Interest point failure determining module, the spatial information for the position coordinates according to each point of interest and corresponding infrastructure determine Failure point of interest in each point of interest.
- 6. map interest point failure excavating gear according to claim 5, it is characterised in that described device also includes：Second infrastructure information acquisition module, for obtaining electricity before the position coordinates of each point of interest in obtaining electronic map The spatial information of infrastructure in sub- map, wherein, the spatial information is the border in electronic map by infrastructure On multiple coordinates represent；Spatial index establishes module, for the spatial information according to infrastructure in electronic map, establishes the space of infrastructure Index, wherein, the spatial index is used for the type and spatial information for recording infrastructure；Accordingly, first foundation facilities information acquisition module, is specifically used for：According to the position coordinates of each point of interest, inquired about according to the spatial index, obtain and model is preset around each point of interest The type and spatial information of infrastructure in enclosing.
- 7. map interest point failure excavating gear according to claim 5, it is characterised in that interest point failure determining module It is specifically used for：According to the position coordinates of each point of interest and the spatial information of corresponding infrastructure, obtain each point of interest and set with corresponding basis The spatial relationship applied, the spatial relationship are located in infrastructure including point of interest or not in infrastructure；It will be located in corresponding infrastructure, and the point of interest not being documented in default point of interest white list, as failure Point of interest, wherein, the point of interest that do not fail in infrastructure has been recorded in the point of interest white list.
- 8. according to any described map interest point failure excavating gear in claim 5-8, it is characterised in that the basis is set Apply including road and water system.
- 9. a kind of server, it is characterised in that the server includes：One or more processors；Storage device, for storing one or more programs；When one or more of programs are by one or more of computing devices so that one or more of processors are real The now map interest point failure method for digging as described in any in claim 1-4.
- 10. a kind of computer-readable recording medium, is stored thereon with computer program, it is characterised in that the program is by processor The map interest point failure method for digging as described in any in claim 1-4 is realized during execution.
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| CN108520070A (en) * | 2018-04-13 | 2018-09-11 | 百度在线网络技术（北京）有限公司 | The method and apparatus of screening point of interest for electronic map |
| CN110530381A (en) * | 2018-05-23 | 2019-12-03 | 腾讯大地通途（北京）科技有限公司 | Map Up-to-date state detection method, device and storage medium based on navigation data |
| CN110727793A (en) * | 2018-06-28 | 2020-01-24 | 百度在线网络技术（北京）有限公司 | Method, device, terminal and computer readable storage medium for area identification |
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| CN111832483A (en) * | 2020-07-14 | 2020-10-27 | 北京百度网讯科技有限公司 | Method, device, equipment and storage medium for identifying validity of interest point |
| CN111881796A (en) * | 2020-07-20 | 2020-11-03 | 北京百度网讯科技有限公司 | Method and device for mining failure interest points, electronic equipment and storage medium |
| CN113268677A (en) * | 2020-02-14 | 2021-08-17 | 北京百度网讯科技有限公司 | Method, device, equipment and medium for determining state of interest point |
| CN113870378A (en) * | 2021-07-23 | 2021-12-31 | 北京三快在线科技有限公司 | Method, device, storage medium and equipment for correcting interest plane information |
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| CN111460056A (en) * | 2019-01-22 | 2020-07-28 | 阿里巴巴集团控股有限公司 | Outdated POI mining method and device |
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| CN113268677A (en) * | 2020-02-14 | 2021-08-17 | 北京百度网讯科技有限公司 | Method, device, equipment and medium for determining state of interest point |
| CN111427983A (en) * | 2020-03-23 | 2020-07-17 | 携程旅游信息技术（上海）有限公司 | Service method, system, device and storage medium based on geographic information retrieval |
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| CN111553279B (en) * | 2020-04-28 | 2023-05-05 | 北京百度网讯科技有限公司 | Method, device, equipment and storage medium for learning and identifying characterization of interest points |
| CN111553279A (en) * | 2020-04-28 | 2020-08-18 | 北京百度网讯科技有限公司 | Interest point characterization learning and identification method, device, equipment and storage medium |
| CN111832483A (en) * | 2020-07-14 | 2020-10-27 | 北京百度网讯科技有限公司 | Method, device, equipment and storage medium for identifying validity of interest point |
| CN111832483B (en) * | 2020-07-14 | 2024-03-08 | 北京百度网讯科技有限公司 | Point-of-interest validity identification method, device, equipment and storage medium |
| CN111881796A (en) * | 2020-07-20 | 2020-11-03 | 北京百度网讯科技有限公司 | Method and device for mining failure interest points, electronic equipment and storage medium |
| CN111881796B (en) * | 2020-07-20 | 2023-08-15 | 北京百度网讯科技有限公司 | Method and device for mining failure interest points, electronic equipment and storage medium |
| CN113870378A (en) * | 2021-07-23 | 2021-12-31 | 北京三快在线科技有限公司 | Method, device, storage medium and equipment for correcting interest plane information |
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