WO2015172578A1 - 地图查询方法、装置、设备和计算机存储介质 - Google Patents
地图查询方法、装置、设备和计算机存储介质 Download PDFInfo
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- WO2015172578A1 WO2015172578A1 PCT/CN2015/070889 CN2015070889W WO2015172578A1 WO 2015172578 A1 WO2015172578 A1 WO 2015172578A1 CN 2015070889 W CN2015070889 W CN 2015070889W WO 2015172578 A1 WO2015172578 A1 WO 2015172578A1
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
- G06F16/44—Browsing; Visualisation therefor
- G06F16/444—Spatial browsing, e.g. 2D maps, 3D or virtual spaces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/10—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/20—Instruments for performing navigational calculations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3679—Retrieval, searching and output of POI information, e.g. hotels, restaurants, shops, filling stations, parking facilities
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
Definitions
- the present invention relates to a map query method, device, device and computer storage medium, and more particularly to a technology for performing a map query according to user requirements contained in a query statement.
- the object of the present invention is to provide a map query method, device, device and computer storage medium, which can not only perform map query according to user requirements contained in the query statement, but also make the result of the map query closer to the user's needs.
- a map query method comprising: receiving a query sentence input by a user; performing a word cut on the received query sentence; and extracting specific information related to the user demand from the word cut result Query the route and/or points of interest associated with the extracted specific information in the map.
- the method further comprises: if there is still time information in the extracted specific information, acquiring road condition information of the route of the query at the time.
- the method further comprises: calculating a travel time required by the user to travel according to the route of the query according to the route of the query and the acquired road condition information.
- the specific steps of calculating the travel time required by the user to travel according to the route of the query are:
- the T car represents the travel time required by the user to travel according to the self-driving route of the inquiry
- Si represents the travel distance of the self-driving route of the query on the i-th road section
- Xi represents the traffic congestion value of the self-driving route of the query on the i-th road section
- the V car represents the preset speed of the self-driving car
- the Rate car represents the rate of congestion of the travel time required for the travel time
- T public indicates the travel time required by the user to travel according to the inquired bus route
- Si indicates the travel distance of the inquired bus route on the i-th road segment
- Xi indicates the road congestion value of the i-th road segment of the bus route of the query
- V public indicates the preset speed of the bus
- Rate public indicates the influence rate of the bus mode on the travel time required for travel
- the specific step of querying, in the map, the point of interest related to the extracted specific information is: if the location information exists in the extracted specific information, querying the point of interest related to the location.
- the method further comprises: if event information is still present in the extracted specific information, filtering the interest points related to the event from the queryed interest points.
- the specific steps of calculating the strength of the relationship between the extracted vocabulary and the event are:
- the strength of the relationship between the extracted vocabulary and the event is calculated by the following formula:
- the strength of the relationship between the extracted vocabulary and the event is calculated by the following formula:
- R represents joint efforts to extract vocabulary link for the event
- Num represents the number of extracted vocabulary
- the device further includes: a trip calculation unit, configured to calculate, according to the queried route and the acquired road condition information, a travel time required by the user to travel according to the queried route.
- a trip calculation unit configured to calculate, according to the queried route and the acquired road condition information, a travel time required by the user to travel according to the queried route.
- T public indicates the travel time required by the user to travel according to the inquired bus route
- Si indicates the travel distance of the inquired bus route on the i-th road segment
- Xi indicates the road congestion value of the i-th road segment of the bus route of the query
- V public indicates the preset speed of the bus
- Rate public indicates the influence rate of the bus mode on the travel time required for travel
- the query unit queries the interest points related to the location if the location information exists in the extracted specific information.
- the device further includes: an event screening unit, configured to: if event information is still present in the extracted specific information, select a point of interest related to the event from the selected points of interest.
- an event screening unit configured to: if event information is still present in the extracted specific information, select a point of interest related to the event from the selected points of interest.
- the event screening unit includes: a related action determining subunit for determining an action related to the event; and an evaluation information extracting subunit, configured to extract, from the comment information of the queried point of interest, the action related to the determined action Evaluating better vocabulary; contacting the strength calculation sub-unit for calculating the strength of the relationship between the extracted vocabulary and the event; the interest point screening sub-unit, For if the calculated contact strength meets the predetermined condition, the extracted vocabulary is used as a keyword to filter out the interest points related to the event from the queried points of interest.
- the contact strength calculation subunit Preferably, the contact strength calculation subunit
- the strength of the relationship between the extracted vocabulary and the event is calculated by the following formula:
- the strength of the relationship between the extracted vocabulary and the event is calculated by the following formula:
- R represents joint efforts to extract vocabulary link for the event
- Num represents the number of extracted vocabulary
- the invention not only can perform map query according to the user requirements contained in the query statement, but also can make the result of the map query closer to the user's needs, and at the same time, the map query is more intelligent and enhanced. user experience.
- FIG. 2 is a block diagram showing the structure of a map inquiring device according to an exemplary embodiment of the present invention.
- the apparatus receives a query statement entered by a user.
- the device performs a word segmentation on the received query statement.
- the device extracts specific information related to the user's needs from the word-cutting result.
- the device queries a map for directions and/or points of interest associated with the extracted particular information.
- the specific step of the device querying the route related to the extracted specific information in the map is: the device determines the location if the location information exists in the extracted specific information The end point of the path planning; locate the geographic location of the user, and determine the positioning result as the starting point of the path planning; and query the map for the specific information related to the extracted specific information according to the determined starting point and the determined ending point.
- the method further includes: if the device still has time information in the extracted specific information, obtaining the road condition information of the route of the query at the time.
- the road condition information will return the congestion status of each road segment in the queried route, for example, in the following road condition information:
- the T car represents the travel time required by the user to travel according to the self-driving route of the inquiry
- Si represents the travel distance of the self-driving route of the query on the i-th road section
- Xi represents the traffic congestion value of the self-driving route of the query on the i-th road section
- the V car indicates the preset speed of the self-driving car (for example, it can be preset to 60 km/h)
- the Rate car indicates the influence rate of the self-driving mode on the congestion time required for travel.
- the specific step of the device calculating the travel time required for the user to travel according to the route of the query is: if the device travels by public transportation, the following is as follows: The formula calculates the route the user follows the query Travel time required for travel:
- the specific step of the device calculating the travel time required for the user to travel according to the route of the query is: if the device travels by walking, the following is as follows: The formula calculates the travel time required for the user to travel according to the route of the query.
- the device may separately implement any one of the above three exemplary embodiments for calculating the travel time, and may also implement the exemplary implementations of the three calculated travel times together, for example, the device further By comparison, the route with the shortest travel time can be recommended to the user.
- the specific step of the device calculating the strength of the association between the extracted vocabulary and the event is: if the extracted vocabulary is from the same comment content of the same point of interest , the strength of the relationship between the extracted vocabulary and the event is calculated by the following formula:
- R represents joint efforts to extract vocabulary link for the event
- Num represents the number of extracted vocabulary
- the specific step of the device calculating the strength of the association between the extracted vocabulary and the event is: if the extracted vocabulary is from the comment information of different points of interest , the strength of the relationship between the extracted vocabulary and the event is calculated by the following formula:
- the apparatus includes at least a receiving unit 201, a word cutting unit 202, an extracting unit 203, and a query unit 204.
- the extracting unit 203 is configured to extract specific information related to the user requirement from the word-cutting result.
- the query unit 204 is configured to query, in the map, a route and/or a point of interest related to the extracted specific information.
- the specific information related to the user requirement may be one of the following information: time, place, person, event, or other information, and the present invention is not limited as long as the extracted specific information can fully reflect the user's needs. can.
- the query unit 204 includes: an end point determining sub-unit (not shown) for determining the location as a path if location information exists in the extracted specific information.
- the end point of the planning; the starting point determining subunit (not shown) is used to locate the geographical location of the user, and the positioning result is determined as the starting point of the path planning; the route query subunit (not shown in the figure) ), used to follow the determination
- the point and the determined end point are queried in the map for the route associated with the extracted specific information.
- the apparatus further includes: a road condition acquisition unit, in order to enable the user to know the road condition information of the query route in time while the user is inquiring about the route, according to another exemplary embodiment of the present invention. For if there is still time information in the extracted specific information, the road condition information of the route of the query at the time is obtained.
- the device further includes: a trip calculation unit, Based on the route of the query and the obtained road condition information, the travel time required for the user to travel according to the inquired route is calculated.
- the travel time required for the user to travel according to the route of the query is calculated by the following formula:
- the T car represents the travel time required by the user to travel according to the self-driving route of the inquiry
- Si represents the travel distance of the self-driving route of the query on the i-th road section
- Xi represents the traffic congestion value of the self-driving route of the query on the i-th road section
- the V car represents the preset speed of the self-driving car
- the Rate car represents the congestion rate of the self-driving mode for the travel time required for travel.
- the travel time required for the user to travel according to the route of the query is calculated by the following formula:
- T public indicates the travel time required by the user to travel according to the inquired bus route
- Si indicates the travel distance of the inquired bus route on the i-th road segment
- Xi indicates the road congestion value of the i-th road segment of the bus route of the query
- V public indicates the preset speed of the bus
- Rate public indicates the congestion rate of the bus time for the travel time required for travel.
- the travel time required for the user to travel according to the route of the query is calculated by the following formula
- the T step represents the travel time required for the user to travel according to the inquired walking route
- S represents the travel distance of the inquired walking route
- the V step represents the preset speed of the walking.
- the apparatus may separately implement any one of the above three exemplary embodiments for calculating the travel time, and may also implement the exemplary implementations of the three calculated travel times together, and the present invention has no limitation. .
- the query unit queries for a point of interest associated with the location if location information is present in the extracted particular information.
- the method further includes: an event screening unit (not shown) for retrieving the specific information If there is event information, the points of interest related to the event are filtered out from the points of interest of the query.
- the event screening unit includes: a related action determining subunit for determining an action related to the event; and an evaluation information extracting subunit for using the query Extraction and determination of the comment information of the point of interest Correspondingly evaluated vocabulary; the contact strength calculation sub-unit is used to calculate the strength of the relationship between the extracted vocabulary and the event; the interest point screening sub-unit is used to: if the calculated contact strength meets the predetermined condition, The extracted vocabulary is used as a keyword to filter out the points of interest related to the event from the points of interest of the query.
- the contact strength calculation sub-unit calculates the extracted vocabulary and the event by the following formula if the extracted vocabulary is from the same review content of the same interest point Contact strength:
- the strength of the relationship between the extracted vocabulary and the event is calculated by the following formula:
- the strength of the relationship between the extracted vocabulary and the event is calculated by the following formula:
- R represents joint efforts to extract vocabulary link for the event
- Num represents the number of extracted vocabulary
- the apparatus may separately implement any one of the foregoing exemplary embodiments for calculating the connection strength, and may also implement the exemplary implementation of the foregoing three calculation connection strengths, and the present invention has no limitation. .
- the present invention not only can perform map query according to the user requirements contained in the query statement, but also can make the result of the map query closer to the user's needs, and at the same time, the map query is more intelligent, thereby enhancing the user experience.
- the above method according to the present invention can be implemented in hardware, firmware, or as software or computer code that can be stored in a recording medium such as a CD ROM, a RAM, a floppy disk, a hard disk, or a magneto-optical disk, or can be downloaded through a network.
- a recording medium such as a CD ROM, a RAM, a floppy disk, a hard disk, or a magneto-optical disk, or can be downloaded through a network.
- the computer code originally stored in a remote recording medium or non-transitory machine readable medium and to be stored in a local recording medium, whereby the methods described herein can be stored using a general purpose computer, a dedicated processor, or programmable or dedicated Such software processing on a recording medium of hardware such as an ASIC or an FPGA.
- a computer, processor, microprocessor controller or programmable hardware includes storage components (eg, RAM, ROM, flash memory, etc.) that can store or receive software or computer code, when the software or computer code is The processing methods described herein are implemented when the processor or hardware is accessed and executed. Moreover, when a general purpose computer accesses code for implementing the processing shown herein, the execution of the code converts the general purpose computer into a special purpose computer for performing the processing shown herein.
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Abstract
Description
Claims (20)
- 一种地图查询方法,其特征在于,包括:接收用户输入的查询语句;对接收的查询语句进行切词;从切词结果中提取与该用户需求相关的特定信息;在地图中查询与提取的特定信息相关的路线和/或兴趣点。
- 如权利要求1所述的方法,其特征在于,所述在地图中查询与提取的特定信息相关的路线,包括:如果提取的特定信息中存在地点信息,则将该地点确定为路径规划的终点;对该用户所在的地理位置进行定位,并将该定位结果确定为路径规划的起点;按照确定的起点及确定的终点在地图中查询与提取的特定信息相关的路线。
- 如权利要求2所述的方法,其特征在于,还包括:如果提取的特定信息中还存在时间信息,则获取查询的路线在该时间的路况信息。
- 如权利要求3所述的方法,其特征在于,还包括:根据查询的路线及获取的路况信息,计算该用户按照查询的路线出行所需的行程时间。
- 如权利要求4所述的方法,其特征在于,所述计算该用户按照查询的路线出行所需的行程时间,包括:如果采用自驾方式出行,则通过如下公式计算该用户按照查询的路 线出行所需的行程时间:其中,T车表示该用户按照查询的自驾路线出行所需的行程时间;Si表示查询的自驾路线在第i个路段的行程距离;Xi表示查询的自驾路线在第i个路段的路况拥堵值;V车表示自驾汽车的预设速度;Rate车表示自驾方式对出行所需的行程时间的拥堵影响率;和/或,如果采用公交方式出行,则通过如下公式计算该用户按照查询的路线出行所需的行程时间:其中,T公表示该用户按照查询的公交路线出行所需的行程时间;Si表示查询的公交路线在第i个路段的行程距离;Xi表示查询的公交路线公交第i个路段的路况拥堵值;V公表示公交的预设速度;Rate公表示公交方式对出行所需的行程时间的拥堵影响率;和/或,如果采用步行方式出行,则通过如下公式计算该用户按照查询的路线出行所需的行程时间其中,T步表示该用户按照查询的步行路线出行所需的行程时间;S表示查询的步行路线的行程距离;V步表示步行的预设速度。
- 如权利要求1所述的方法,其特征在于,所述在地图中查询与提取的特定信息相关的兴趣点,包括:如果提取的特定信息中存在地点信息,则查询与该地点相关的兴趣点。
- 如权利要求6所述的方法,其特征在于,还包括:如果提取的特定信息中还存在事件信息,则从查询的兴趣点中筛选出与该事件相关的兴趣点。
- 如权利要求7所述的方法,其特征在于,所述从查询的兴趣点中筛选出与该事件相关的兴趣点,包括:确定与该事件相关的动作;从查询的兴趣点的评论信息中提取与确定的动作相关的评价较好的词汇;计算提取的词汇与该事件之间的联系力度;如果计算的联系力度符合预定的条件,则以提取的词汇作为关键词从查询的兴趣点中筛选出与该事件相关的兴趣点。
- 一种地图查询装置,其特征在于,包括:接收单元,用于接收用户输入的查询语句;切词单元,用于对接收的查询语句进行切词;提取单元,用于从切词结果中提取与该用户需求相关的特定信息;查询单元,用于在地图中查询与提取的特定信息相关的路线和/或兴趣点。
- 如权利要求10所述的装置,其特征在于,所述查询单元包括:终点确定子单元,用于如果提取的特定信息中存在地点信息,则将该地点确定为路径规划的终点;起点确定子单元,用于对该用户所在的地理位置进行定位,并将该 定位结果确定为路径规划的起点;路线查询子单元,用于按照确定的起点及确定的终点在地图中查询与提取的特定信息相关的路线。
- 如权利要求11所述的装置,其特征在于,还包括:路况获取单元,用于如果提取的特定信息中还存在时间信息,则获取查询的路线在该时间的路况信息。
- 如权利要求12所述的装置,其特征在于,还包括:行程计算单元,用于根据查询的路线及获取的路况信息,计算该用户按照查询的路线出行所需的行程时间。
- 如权利要求13所述的装置,其特征在于,所述行程计算单元如果采用自驾方式出行,则通过如下公式计算该用户按照查询的路线出行所需的行程时间:其中,T车表示该用户按照查询的自驾路线出行所需的行程时间;Si表示查询的自驾路线在第i个路段的行程距离;Xi表示查询的自驾路线在第i个路段的路况拥堵值;V车表示自驾汽车的预设速度;Rate车表示自驾方式对出行所需的行程时间的拥堵影响率;和/或,如果采用公交方式出行,则通过如下公式计算该用户按照查询的路线出行所需的行程时间:其中,T公表示该用户按照查询的公交路线出行所需的行程时间;Si表示查询的公交路线在第i个路段的行程距离;Xi表示查询的公交路线公交第i个路段的路况拥堵值;V公表示公交的预设速度;Rate公表示公交方式对出行所需的行程时间的拥堵影响率;和/或,如果采用步行方式出行,则通过如下公式计算该用户按照查询的路线出行所需的行程时间其中,T步表示该用户按照查询的步行路线出行所需的行程时间;S表示查询的步行路线的行程距离;V步表示步行的预设速度。
- 如权利要求10所述的装置,其特征在于,所述查询单元如果提取的特定信息中存在地点信息,则查询与该地点相关的兴趣点。
- 如权利要求15所述的装置,其特征在于,还包括:事件筛选单元,用于如果提取的特定信息中还存在事件信息,则从查询的兴趣点中筛选出与该事件相关的兴趣点。
- 如权利要求16所述的装置,其特征在于,所述事件筛选单元包括:相关动作确定子单元,用于确定与该事件相关的动作;评价信息提取子单元,用于从查询的兴趣点的评论信息中提取与确 定的动作相关的评价较好的词汇;联系力度计算子单元,用于计算提取的词汇与该事件之间的联系力度;兴趣点筛选子单元,用于如果计算的联系力度符合预定的条件,则以提取的词汇作为关键词从查询的兴趣点中筛选出与该事件相关的兴趣点。
- 一种设备,包括:一个或多个处理器;存储器;一个或多个程序,所述一个或多个程序存储在所述存储器中,当被所述一个或多个处理器执行时,执行以下操作:接收用户输入的查询语句;对接收的查询语句进行切词;从切词结果中提取与该用户需求相关的特定信息;在地图中查询与提取的特定信息相关的路线和/或兴趣点。
- 一种非易失性计算机存储介质,所述计算机存储介质存储有一个或多个程序,当所述一个或多个程序被一个设备执行时,使得所述设备执行以下操作:接收用户输入的查询语句;对接收的查询语句进行切词;从切词结果中提取与该用户需求相关的特定信息;在地图中查询与提取的特定信息相关的路线和/或兴趣点。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016524683A JP6122551B2 (ja) | 2014-05-13 | 2015-01-16 | 地図問い合わせ方法、装置、デバイスおよびコンピュータ記憶媒体 |
| KR1020157037027A KR101757769B1 (ko) | 2014-05-13 | 2015-01-16 | 지도 조회 방법, 장치, 설비 및 컴퓨터 저장 매체 |
| EP15792903.5A EP3144828A4 (en) | 2014-05-13 | 2015-01-16 | Map query method, device, equipment and computer storage medium |
| US15/115,932 US10210161B2 (en) | 2014-05-13 | 2015-01-16 | Method and device for inquiring map |
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| CN201410201258.8A CN103955534B (zh) | 2014-05-13 | 2014-05-13 | 地图查询方法及装置 |
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| CN (1) | CN103955534B (zh) |
| WO (1) | WO2015172578A1 (zh) |
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| WO2018018202A1 (zh) * | 2016-07-24 | 2018-02-01 | 严映军 | 一种景点筛选技术的数据采集方法以及筛选系统 |
| CN112818024A (zh) * | 2021-02-01 | 2021-05-18 | 北京百度网讯科技有限公司 | 一种地图数据处理方法、装置、设备及存储介质 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103955534B (zh) * | 2014-05-13 | 2017-08-04 | 百度在线网络技术(北京)有限公司 | 地图查询方法及装置 |
| CN106649332B (zh) * | 2015-10-29 | 2021-02-19 | 创新先进技术有限公司 | 一种在地图上搜索兴趣点的方法及装置 |
| CN107544990A (zh) * | 2016-06-27 | 2018-01-05 | 高德信息技术有限公司 | 信息处理方法及装置 |
| CN106933940A (zh) * | 2016-11-07 | 2017-07-07 | 阿里巴巴集团控股有限公司 | 地图交互、搜索、显示方法、装置和系统、服务器、终端 |
| CN106874413A (zh) * | 2017-01-22 | 2017-06-20 | 斑马信息科技有限公司 | 搜索系统及其搜索结果处理方法 |
| CN110134745B (zh) * | 2018-02-09 | 2024-05-07 | 北京搜狗科技发展有限公司 | 一种查询路线信息的方法、装置和设备 |
| CN110674419B (zh) * | 2019-01-25 | 2020-10-20 | 滴图(北京)科技有限公司 | 地理信息检索方法、装置、电子设备及可读存储介质 |
| US11520762B2 (en) | 2019-12-13 | 2022-12-06 | International Business Machines Corporation | Performing fine-grained question type classification |
| CN113094600A (zh) * | 2020-01-08 | 2021-07-09 | 百度在线网络技术(北京)有限公司 | 电子地图的搜索方法、装置、设备和介质 |
| US12106230B2 (en) | 2020-10-23 | 2024-10-01 | International Business Machines Corporation | Implementing relation linking for knowledge bases |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP6122551B2 (ja) | 2017-04-26 |
| JP2016530607A (ja) | 2016-09-29 |
| CN103955534A (zh) | 2014-07-30 |
| EP3144828A1 (en) | 2017-03-22 |
| KR101757769B1 (ko) | 2017-07-14 |
| CN103955534B (zh) | 2017-08-04 |
| US20170169036A1 (en) | 2017-06-15 |
| KR20160016938A (ko) | 2016-02-15 |
| US10210161B2 (en) | 2019-02-19 |
| EP3144828A4 (en) | 2017-10-25 |
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