To provide a position estimation system, a position estimation method, and a program that can estimate the position of a moving object without installing an installation on the moving object.SOLUTION: A position estimation system 100 includes: a detection unit 55 that generates a first mask image to which is added a mask region where a moving object in an image captured by an imaging unit is masked; a perspective transformation unit 57 that perspective-transforms the first mask image; and a position calculation unit 58 that calculates a third coordinate point P3 by correcting a coordinate point P1 of a first bounding rectangle R1 set in a mask region M1 in a first mask image 15 using a second coordinate point P2 of the mask region M1 in a second mask image 17 obtained by perspective-transforming the first mask image 15.SELECTED DRAWING: Figure 1

    【課題】設置物を移動体に設置することなく移動体の位置を推定可能な位置推定システム、位置推定方法、及びプログラムを提供すること。【解決手段】位置推定システム100は、撮像部により撮像された画像中の移動体をマスクしたマスク領域が付加された第1マスク画像を生成する検出部55と、第1マスク画像を透視変換する透視変換部57と、第1マスク画像15を透視変換した第2マスク画像17中のマスク領域M1の第2座標点P2を用いて第1マスク画像15中のマスク領域M1に設定した第1外接矩形R1の座標点P1を補正して第3座標点P3を算出する位置算出部58と、を有する。【選択図】図1


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    Title :

    POSITION ESTIMATION SYSTEM, POSITION ESTIMATION METHOD, AND PROGRAM


    Additional title:

    位置推定システム、位置推定方法、及びプログラム


    Contributors:

    Publication date :

    2024-04-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G06T Bilddatenverarbeitung oder Bilddatenerzeugung allgemein , IMAGE DATA PROCESSING OR GENERATION, IN GENERAL / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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