JP4832842B2 - Map movement trajectory management method and map movement trajectory management apparatus - Google Patents

Description

  The present invention relates to a map movement trajectory management method and a map movement trajectory management apparatus in a system that displays a map and allows the display area to move.

  Search for desired facilities from the names of major facilities, place names, addresses, postal codes, etc., on the Internet services such as “YAHOO! MAPS” (Yahoo! is a registered trademark) provided by the applicant. The search result is displayed on the map image by an icon or the like. In recent years, there is an expectation for a service called local search (regional information search) that searches for information on facilities in the specified area. The result is displayed on the map image by an icon or the like.

On the other hand, Patent Document 1 discloses a system for searching for a desired store from the store name, address, and the like. Patent Document 2 discloses a system for searching for a desired home page by inputting an area code for designating a region and a category code for designating a region other than the region.
Japanese Patent No. 2874647 Japanese Patent No. 3247360

  As described above, a service for searching for facilities or the like involves display of a map image, but the user may want to see the area around the area covered by the displayed map image. There are many, and a function to move the display area of the map is often provided. The operation to move the map display area is indicated by re-drawing the map image around the position where the mouse is clicked on the map image, or by clicking the direction arrow icon provided on the outer frame of the map image. The map display area is moved in the specified direction by a predetermined distance and the map image is redrawn, or the map is displayed in the specified direction by operating the scroll bar provided on the outer frame of the map image. There are those in which the display area moves and the map image is redrawn, and those in which the map image is moved and redrawn by the dragged distance by dragging the map image with the mouse.

  By the way, the movement of the map display area is done in order to find more desirable facilities, etc., and it is often done multiple times. There are many things I want to return to. However, conventionally, although the display area of the map can be moved, there is a problem in that it does not have a function of returning directly to a desired state and is not easy to use.

  The present invention has been proposed in view of the above-described conventional problems, and an object thereof is to manage a map movement trajectory that can return to an arbitrary display state by managing the movement history of the map. Another object is to provide a map movement trajectory management device.

To solve the problem, in the present invention, as described in claim 1 and displays a map, a management method in a system which enables moving the display area of said map, the region And a facility input process, a location database is searched based on the region, a map center point is determined based on map center point correspondence information held in association with the location information in the location database, and the map A step of displaying a map in a display area centered on a central point, a step of searching a facility database based on the facility, and displaying the map on the map in order from the map central point, and the display area of the map As a history of the detected movement operation, the transition order of the movement operation and the representative position of the map before the movement operation is performed Storing the start point coordinate information and the end point coordinate information of the representative position of the map after the movement operation is performed in a user database, and displaying the movement history stored in the user database in a list format; detecting a selection of a list of the movement history, and from the movement history of the selected, summarized as those the map moving track management method comprising the step of changing the display area of the map display state indicated by the movement history.

In addition, as described in claim 2 , a management device in a system that displays a map and that allows the display area of the map to be moved, the region / facility input unit that inputs a region and a facility, A location database is searched based on a region, a map center point is determined based on map center point suitability information stored in association with location information in the location database, and a display area centered on the map center point is used. A map display unit for displaying a map, a facility database is searched based on the facility, a facility display unit for displaying icons on the map in order from the map center point, and a movement operation of the display area of the map is detected. As a history of the movement operation detected by the map movement operation detection unit and the map movement operation detection unit. A trajectory history storage unit that stores in the user database the start point coordinate information of the representative position of the map before being read and the end point coordinate information of the representative position of the map after the movement operation is performed, and is stored in the user database. the locus history list display section for displaying the movement history in a list format, detects the selection of the list of the movement history, the moving history is selected, the display area of the map display state indicated by those the movement history changes were It can comprise as a map movement locus | trajectory management apparatus provided with the log | history selection detection part to perform.

  In the map movement trajectory management method and the map movement trajectory management apparatus of the present invention, it is possible to return to an arbitrary display state by managing the movement history of the map, and to improve the operability in use. it can.

  Preferred embodiments of the present invention will be described below with reference to the drawings.

  FIG. 1 is a diagram showing a configuration example of a local search system to which a map movement trajectory management method of the present invention is applied. In FIG. 1, the local search system includes a location database D1 for storing location data, a facility database D2 for storing facility data, a user database D6 for storing user data, and a local search unit 100 for performing search processing. ing.

  The local search unit 100 includes a WWW server unit 101 that provides a Web server function to the client 1 that accesses via the network, and local information specified by the user (text information input in a regional input frame or the like). On the other hand, the search front unit 102 that unifies the notation using MA, N-gram, etc., which is a syntax analysis process, and the area information and facility information specified by the user (text information input in the facility input frame etc.) Based on the location information, the location database D1 is searched, the facility database D2 is searched from the facility information, and the location determined by the search of the location database D1 is used as the map center, and the search results are output in order from the map center point. And a database search unit 103.

  The local search unit 100 includes a map / search result display unit 104 that displays a map centered on the map center determined by the search of the position database D1 on the screen of the client 1, and a map display area by a user's mouse or the like. The map movement operation detection unit 105 for detecting the movement operation of the user, the trajectory history storage unit 106 for storing the history of the detected movement operation in the user database D6, and the movement history stored in the user database D6 in the form of a list in the client 1 A trajectory history list display unit 107 displayed on the screen, a history selection detection unit 108 that detects selection of a movement history list by the user's mouse or the like, and changes the display area of the map to the display state indicated by the selected movement history; It has.

  FIG. 2 is a diagram showing a configuration example of the entire local search system to which the present invention is applied. In FIG. 2, a local search system is accessed from a client 1 such as a personal computer operated by a user via a network 2 such as the Internet, and includes a front-end server 3 having a Web server function and a comprehensive management function. A location search server 4 that searches the location database D1 in response to a request from the end server 3 and a facility search server 5 that searches the facility database D2 in response to a request from the front-end server 3 are provided.

  The local search system also includes a map image server 6 that provides a map image from the map image database D3 to the client 1 in response to a request from the front end server 3, and an address database in response to a request from the front end server 3. An address search server 7 that searches for D4 and a content server 8 that provides content such as facility information from the content database D5 to the client 1 are provided. The map image server 6 may provide a map image to the client 1 via the front end server 3, or may provide a map image to the client 1 directly from the map image server 6. May be. The same applies to the content provided from the content server 8.

  The local search unit 100 shown in FIG. 1 is a function realized mainly by the front-end server 3, the position search server 4, and the facility search server 5 in FIG.

  FIG. 3 is a diagram showing an example of a logical configuration of the position database D1. A “location name” field, a “latitude / longitude” field as coordinate information, and a cluster of facilities to be searched around the corresponding location. It has a field of “Density score” indicating the degree, a field of “Click score” indicating the degree of click on the corresponding place, and a field of “Attribute score” indicating the degree of crowding of the corresponding place. is doing. The congestion score, click score, and attribute score constitute map center point suitability information indicating the degree to which the corresponding location is suitable as the map center point.

Here, when the density score is, for example, M as the total number of data in the facility database D2 and N as the number of data within a range having a predetermined distance (for example, 300 m) as a radius around the place, Can be standardized. Here, Log _(M) is a logarithm with M as the base.

Congestion score = Log _(M) N x 100
The click score can use, for example, the frequency of access to the location data during the most recent predetermined number of days. For example, the attribute score is set so as to increase the point of a spot-like place such as a station.

  FIG. 4 is a diagram showing a logical configuration example of the facility database D2, which includes a “facility name” field and a “latitude / longitude” field as coordinate information.

  FIG. 5 is a diagram illustrating an example of a logical configuration of the user database D6. A field of “transition order” indicating the order of transition of the movement operation and a representative position (for example, center position) of the map before the movement operation is performed. A “start point” field indicating the start point coordinate information (latitude and longitude), and a “end point” field indicating the end point coordinate information of the representative position of the map after the movement operation is performed.

  The operation of the above local search system will be described below.

  In FIG. 1, a user who uses the system accesses the WWW server unit 101 from the client 1 and inputs a search condition. FIG. 6 is a diagram showing an example of a display screen in the client 1, and shows a state in which “Roppongi” is input in the area input frame a and “Hanaya” is input in the facility input frame b.

  Returning to FIG. 1, the search front unit 102 unifies the notation of the region information specified by the user (text information input in the region input frame) using MA, N-gram, etc., which is a syntax analysis process. For example, when “Kyoto” is input as the area information, “Kyoto Prefecture” is used so that “Tokyo” including “Kyoto” as a part thereof is not hit. Further, in the case of a detailed address such as “◯ × 3-2-1” or a zip code, it is replaced with a representative notation by the address search server 7 (FIG. 2).

  Next, the database search unit 103 searches the “location name” field of the location database D1, and for the top ones hit here, the “denseness score” field, the “click score” field, and the “attribute score” ] Field. Then, the map center point is determined by comprehensively judging them. For example, when searching for the location database D1 shown in FIG. 3 with “Roppongi”, the text matching degree is “80” for “Roppongi Station”, “60” for “Roppongi OO” (the name of the building that is a famous place), If “Roppongi 6-chome” is “50”, “Roppongi Station” is the top in terms of the degree of matching of the text, but when “Denseness score” “Click score” “Attribute score” is considered, “Roppongi station” "XX" is the top, and the latitude and longitude are the map center point.

  Returning to FIG. 1, the database search unit 103 further searches the facility database D2 based on the facility information specified by the user (text information input in the facility input frame) in consideration of the determined distance from the map center point. To do. The map / search result display unit 104 displays a map image centered on the determined map center point on the screen of the client 1, and lists the search results of the facility database D2 in order from the map center point. It is displayed on the client 1 screen in the format. At this time, if there are a plurality of search results of the position database D1, the candidates may be displayed in a list format.

  Next, the map movement operation detection unit 105 detects a movement operation of the map display area by the user's mouse or the like, and the trajectory history storage unit 106 stores the detected movement operation history in the user database D6. FIG. 7 is a diagram showing an example of the movement of the map. The map is moved from the initial display area A1 to the display area A2 by a user's operation such as mouse dragging, and further moved to the display area A3. Then, in this order, representative positions (for example, center positions) of the display area before and after the movement are stored as the “start point” field and “end point” field of the user database D6.

  Returning to FIG. 1, the trajectory history list display unit 107 displays the movement history stored in the user database D6 on the screen of the client 1 in a list format. FIG. 8 is a diagram showing an example of a display screen in the client 1, and shows a state in which a trajectory history list c, a map d, and a search result list e are displayed.

  Returning to FIG. 1, when the history selection detection unit 108 detects selection of a movement history list by the user's mouse or the like, the history selection detection unit 108 informs the map / search result display unit 104 of the position of the map to be displayed. The display area of the map is changed to the display state shown.

  As described above, in the present invention, it is possible to return to an arbitrary display state by managing the movement history of the map, and to improve the operability in use.

  The present invention has been described above by the preferred embodiments of the present invention. While the invention has been described with reference to specific embodiments, various modifications and changes may be made to the embodiments without departing from the broad spirit and scope of the invention as defined in the claims. Obviously you can. In other words, the present invention should not be construed as being limited by the details of the specific examples and the accompanying drawings.

It is a figure which shows the structural example of the local search system to which the map movement locus | trajectory management method of this invention is applied. It is a figure which shows the structural example of the whole local search system to which this invention is applied. It is a figure which shows the logical structural example of a position database. It is a figure which shows the logical structural example of a facility database. It is a figure which shows the logical structural example of a user database. FIG. 6 is a diagram (part 1) illustrating an example of a display screen in a client. It is a figure which shows the example of a movement of a map. It is FIG. (2) which shows the example of the display screen in a client.

Explanation of symbols

DESCRIPTION OF SYMBOLS 100 Local search part 101 WWW server part 102 Search front part 103 Database search part 104 Map and search result display part 105 Map movement operation detection part 106 Trajectory history storage part 107 Trajectory history list display part 108 History selection detection part D1 Location database D2 Facility Database D3 Map image database D4 Address database D5 Content database D6 User database 1 Client 2 Network 3 Front-end server 4 Location search server 5 Facility search server 6 Map image server 7 Address search server 8 Content server

Claims (2)

A management method in a system that displays a map and allows the display area of the map to move.
The process of entering the region and facility;
A display area that searches the location database based on the region, determines a map center point based on the map center point suitability information stored in association with the location information in the location database, and is centered on the map center point Displaying the map by
Searching the facility database based on the facility, and displaying the icon on the map in order from the map center point; and
Detecting a movement operation of the display area of the map;
As the history of detected movement operations, the transition order of the movement operations, the start point coordinate information of the representative position of the map before the movement operation is performed, and the end point coordinate information of the representative position of the map after the movement operation is performed Storing in a user database;
Displaying the movement history stored in the user database in a list format;
Detecting a selection of a list of the movement history, the map moving track management method characterized in that the moving history is selected, and a step of changing the display area of the map display state indicated by those the movement history . A management device in a system that displays a map and allows the display area of the map to move.
Area / facility input section for entering the area and facility,
A display area that searches the location database based on the region, determines a map center point based on the map center point suitability information stored in association with the location information in the location database, and is centered on the map center point A map display unit for displaying a map by,
A facility display unit that searches a facility database based on the facility and displays icons on the map in order from the map center point,
A map movement operation detector for detecting a movement operation of the map display area;
As the history of the movement operation detected by the map movement operation detection unit, the transition order of the movement operation, the starting point coordinate information of the representative position of the map before the movement operation is performed, and the map after the movement operation is performed A trajectory history storage unit that stores end point coordinate information of representative positions in a user database;
A trajectory history list display unit that displays the movement history stored in the user database in a list format;
Map movement, characterized in that said moving detecting the selection of a list of history, with the moving history is selected, a history selection detecting unit for changing the display area of the map display state indicated by those the movement history Trajectory management device.

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