Tracking device
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United States of America Patent
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Aug 25, 2020
Grant Date -
Nov 29, 2018
app pub date -
Nov 22, 2016
filing date -
Dec 4, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
A tracking device includes: an imaging unit that inputs an image into an image input unit; a first moving body detection unit that calculates an optical flow and detects a position and a direction of movement of a moving body based on the calculated optical flow; a second moving body detection unit that detects a position and a direction of movement based on a plurality of overhead images generated; a third moving body detection unit that detects a position and a direction of movement by integrating detection results from the first and second moving body detection units; a tracked moving body confirmation unit that determines a moving body to be tracked based on detection results from the first to third moving body detection units; an estimation unit that estimates a future position and direction of movement; and a tracking unit that tracks the tracked moving body and identifies a position.
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