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WO2023042412A1 - Système d'aide à l'identification de position et procédé d'aide à l'identification de position - Google Patents

Système d'aide à l'identification de position et procédé d'aide à l'identification de position Download PDF

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Publication number
WO2023042412A1
WO2023042412A1 PCT/JP2022/000230 JP2022000230W WO2023042412A1 WO 2023042412 A1 WO2023042412 A1 WO 2023042412A1 JP 2022000230 W JP2022000230 W JP 2022000230W WO 2023042412 A1 WO2023042412 A1 WO 2023042412A1
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WO
WIPO (PCT)
Prior art keywords
moving object
information
area
data
identification support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2022/000230
Other languages
English (en)
Japanese (ja)
Inventor
淳子 坂東
大輔 松原
信尾 額賀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of WO2023042412A1 publication Critical patent/WO2023042412A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
    • G06F16/53—Querying
    • G06F16/532—Query formulation, e.g. graphical querying
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
    • G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
    • G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G06F16/587—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using geographical or spatial information, e.g. location
    • 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
    • G06F16/903—Querying
    • G06F16/9035—Filtering based on additional data, e.g. user or group profiles
    • 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
    • G06F16/907—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G06F16/909—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using geographical or spatial information, e.g. location
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/005—Traffic control systems for road vehicles including pedestrian guidance indicator
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
    • G16Y10/00—Economic sectors
    • G16Y10/40—Transportation
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
    • G16Y40/00—IoT characterised by the purpose of the information processing
    • G16Y40/60—Positioning; Navigation

Definitions

  • the present invention relates to a position identification support system that generates information for identifying a position from the expression of an object perceived by an inquirer.
  • GNSS Navigation Satellite System
  • Patent Document 1 Japanese Unexamined Patent Application Publication No. 2001-1332873 discloses speech recognition means for inputting voice and outputting various instruction signals, and searching for information data from an information recording medium using a search instruction signal input from the speech recognition means.
  • the information retrieval means includes a search genre discriminating section for discriminating a signal indicating a search genre from an input search instruction signal, and a search direction.
  • a navigation device characterized by:
  • location information (address, landmark name, GPS positioning information, etc.) is entered into the system and the corresponding location is searched for from the map information system.
  • the subject of the inquiry or the operator is not familiar with the geography of the site (for example, does not know the address or the name of the landmark), searching using landmarks becomes difficult.
  • information about objects visible to the user e.g., "I can see a building with a red pointed roof” and "Near a shop with a blue signboard" is effective for specifying the location, but such information is map information. Not registered in the system.
  • the location can be further narrowed down.
  • map data can be retrieved using words such as ⁇ left'' and ⁇ right'' of the speaker that indicate directions in the navigation device.
  • this is a method of providing variation in the way of expressing the destination when the position information of the speaker is known in advance, and is not a technique that can be used in a situation where the reference position is not known.
  • FIG. 1 is a block diagram showing the configuration of a position specifying support system according to an embodiment of the present invention
  • FIG. FIG. 2 is a block diagram showing the physical configuration of a position identification support server according to an embodiment of the present invention
  • FIG. FIG. 4 is a diagram showing a logical configuration of the position identification support server according to the embodiment of the present invention when integrated 3D data is generated
  • FIG. 4 is a diagram showing the logical configuration of the position identification support server according to the embodiment of the present invention when estimating a position
  • 4 is a flowchart of position estimation processing executed by a position estimation unit according to the embodiment of the present invention
  • FIG. 4 is a detailed flow chart of a region-of-interest calculation process for stationary objects according to an embodiment of the present invention
  • FIG. 1 is a block diagram showing the configuration of a position specifying support system according to an embodiment of the present invention.
  • the location identification support server 10 provides individual location identification support services, route guidance services, movement support services, etc. to individuals via the user terminal 30, and is used by people and organizations (for example, fire departments, It is possible to provide a position specifying support service to a police control room, an information center of a large-scale facility, etc., or to provide a position specifying support service to a robot 40 or an automatic guided vehicle running indoors.
  • information about an object perceived by the inquiring subject e.g., "There is a coffee shop on the left,” “I can hear music being played,” and "Just now, a clown passed by" is sent to the user.
  • the position identification support server 10 the position where the user is likely to be displayed on the map.
  • the position specifying support service of the present embodiment can be used to display the user's position on the map and allow the user to locate the site. Even if you are unfamiliar with geography, you can identify the location.
  • objects include not only static landscapes, but also people, animals, and moving objects (for example, distinctive vehicles such as fire trucks).
  • the location identification support service of this embodiment can be displayed on the map, and the incident location can be quickly identified in response to an emergency call.
  • the communication interface 4 is a network interface device that controls communication with other devices (eg, user terminal 30) according to a predetermined protocol.
  • the voice analysis unit 101 generates a result of analyzing the acoustic signal acquired by the voice acquisition device 21 .
  • the noise level is specified by analyzing the acoustic signal acquired by the voice acquisition device 21 .
  • characteristic sounds are extracted, and data in which the extracted characteristic sounds are labeled is generated. For example, if the noise level is 80 decibels or more, the label "noisy” is assigned, and if the sound of a railroad crossing is extracted, the labels "railroad crossing" and "sound" are assigned.
  • the voice acquisition device 21 is a microphone that acquires an acoustic signal (speech, music, environmental sound, etc.), and is distributed and fixed so as to cover a predetermined area where the location identification support service is provided as described above. , or mounted on a robot that patrols a predetermined area where location assistance services are provided.
  • an acoustic signal speech, music, environmental sound, etc.
  • the 3D data receiving unit 107 is a 3D engine (a so-called 3D game engine) that excels in handling 3D data. store in
  • the position estimating unit 124 determines whether there is a moving object within a predetermined range of time before and after the time specified by the area designation condition (231). At this time, the moving speed of the object written in the area designation condition may be used for narrowing down. If there is no moving object corresponding to the area specifying condition, the moving object-based target area cannot be specified, so the target area calculation process for the moving object ends. On the other hand, if there is a moving object corresponding to the area specifying condition, the area specifying condition for the moving object is acquired (232), and the process is distributed since the target area calculation method differs depending on the area specifying condition (233). If the area specification condition is related to distance, a circle centered on the moving object corresponding to the area specification condition is acquired (234).
  • the semantic analysis unit 123 extracts words corresponding to the environment information from the area designation conditions (241). For example, environmental information such as hot, bright, windy, smell, and music is extracted.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Databases & Information Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Library & Information Science (AREA)
  • Computing Systems (AREA)
  • Business, Economics & Management (AREA)
  • Operations Research (AREA)
  • Accounting & Taxation (AREA)
  • General Business, Economics & Management (AREA)
  • Economics (AREA)
  • Development Economics (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Automation & Control Theory (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Navigation (AREA)
  • Traffic Control Systems (AREA)

Abstract

L'invention concerne un système d'aide à l'identification de position pour générer des données afin de identifier une position, le système d'aide à l'identification de position étant caractérisé en ce qu'il comprend un dispositif arithmétique qui exécute un traitement prédéterminé et un dispositif d'enregistrement accessible par le dispositif arithmétique, le dispositif d'enregistrement enregistrant des données 3D intégrées comprenant un attribut d'un objet fixe et un attribut d'un objet mobile, le dispositif arithmétique comprenant : une unité de réception qui reçoit une entrée d'une représentation d'un objet mobile reconnu par un sujet qui effectue une interrogation ; une unité d'analyse sémantique qui spécifie un mot de recherche pour rechercher les données 3D intégrées sur la base de la représentation reçue de l'objet mobile pour générer une requête de recherche comprenant une ou plusieurs conditions de spécification de zone ; et une unité d'estimation de position qui recherche les données 3D intégrées par la requête de recherche générée, acquiert des informations pour limiter des positions sur la base de la représentation reçue de l'objet mobile et génère des informations pour limiter les positions.
PCT/JP2022/000230 2021-09-14 2022-01-06 Système d'aide à l'identification de position et procédé d'aide à l'identification de position Ceased WO2023042412A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021-149146 2021-09-14
JP2021149146A JP7715583B2 (ja) 2021-09-14 2021-09-14 位置特定支援システム、及び位置特定支援方法

Publications (1)

Publication Number Publication Date
WO2023042412A1 true WO2023042412A1 (fr) 2023-03-23

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PCT/JP2022/000230 Ceased WO2023042412A1 (fr) 2021-09-14 2022-01-06 Système d'aide à l'identification de position et procédé d'aide à l'identification de position

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JP (1) JP7715583B2 (fr)
WO (1) WO2023042412A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025178041A (ja) * 2024-05-23 2025-12-05 北京大学 時空間情報ペアに基づく人工知能システム

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000356528A (ja) * 1999-06-11 2000-12-26 Toshiba Corp 携帯端末システム及び携帯端末装置
WO2004011881A1 (fr) * 2002-07-25 2004-02-05 Fujitsu Limited Appareil d'estimation de la position d'un corps en deplacement, procede et programme d'estimation de la position
WO2019171633A1 (fr) * 2018-03-09 2019-09-12 Ｎｅｃソリューションイノベータ株式会社 Système, procédé et programme de positionnement d'un corps mobile

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000356528A (ja) * 1999-06-11 2000-12-26 Toshiba Corp 携帯端末システム及び携帯端末装置
WO2004011881A1 (fr) * 2002-07-25 2004-02-05 Fujitsu Limited Appareil d'estimation de la position d'un corps en deplacement, procede et programme d'estimation de la position
WO2019171633A1 (fr) * 2018-03-09 2019-09-12 Ｎｅｃソリューションイノベータ株式会社 Système, procédé et programme de positionnement d'un corps mobile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025178041A (ja) * 2024-05-23 2025-12-05 北京大学 時空間情報ペアに基づく人工知能システム

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JP2023042066A (ja) 2023-03-27
JP7715583B2 (ja) 2025-07-30

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