MOBILE ENTITY DATA PROCESSING DEVICE, METHOD, AND COMPUTER PROGRAM

• Main Authors: IMAI RYUICHI, NAKAJO HITOSHI, ABE KIYOTAKA
• Format: Patent
• Language: English; Japanese
• Published: 21.02.2019
• Subjects: ADVERTISING; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE; CRYPTOGRAPHY; DIAGRAMS; DISPLAY; EDUCATION; EDUCATIONAL OR DEMONSTRATION APPLIANCES; GLOBES; GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; PLANETARIA; SEALS; SIGNALLING; SURVEYING; TESTING; TRAFFIC CONTROL SYSTEMS

To secure the freedom of movement locus analysis without increasing a calculation load in analyzing the movement locus of a mobile entity.SOLUTION: The present invention comprises: a collection database 101 for storing mobile entity data that indicates the positions of a plurality of mobile entities at different times of day; a mesh data storage unit 103 for storing mesh data pertaining to a plurality of meshes composed by dividing a ground surface to a prescribed size; a mesh matching processing unit 121 for matching the positions of the plurality of mobile entities at different times of day with one of the meshes on the basis of the mobile entity position data and the mesh data; a mesh string conversion unit 123 for converting the movement locus of one or more mobile entities into one or more mesh strings on the basis of the result of mesh matching process; and an image generation unit 125 for generating a movement locus image based on the mesh string.SELECTED DRAWING: Figure 1 【課題】移動体の移動軌跡の解析において、計算負荷を増大させずに、移動軌跡の解析の自由度を確保する。【解決手段】複数の移動体の異なる時刻における位置を示す移動体位置データを記憶する収集ＤＢ１０１と、地表面を所定の大きさに分割して構成された複数のメッシュに係るメッシュデータを記憶するメッシュデータ記憶部１０３と、移動体位置データとメッシュデータとに基づいて、複数の移動体の異なる時刻における位置をいずれか一つのメッシュとをマッチングさせるメッシュマッチング処理部１２１と、メッシュマッチング処理の結果に基づいて、一以上の移動体の移動軌跡を示す一以上のメッシュ列に変換するメッシュ列変換部１２３と、メッシュ列に基づく移動軌跡画像を生成する画像生成部１２５と、を有する。【選択図】図１