Title:
OBJECT-TRACKING DEVICE, OBJECT-TRACKING METHOD, AND RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2021/130951
Kind Code:
A1
Abstract:
An object-tracking device (1) is provided with: a first generation means (221-224) for generating first and second feature vectors (CVt-τ, CVt) on the basis of first position information (PIt-τ) relating to the position of an object (Ot-τ) in a first image (IMt-τ) captured at a first time (t-τ) of day and second position information (PIt) relating to the position of an object (Ot) in a second image (IMt) captured at a second time (t) of day; and a second generation means (225) for generating information obtained by an arithmetic process using the first and second feature vectors as correspondence information (AM) that indicates correspondence between the object in the first image and the object in the second image.
Inventors:
FUKUI HIROSHI (JP)
Application Number:
PCT/JP2019/051088
Publication Date:
July 01, 2021
Filing Date:
December 26, 2019
Export Citation:
Assignee:
NEC CORP (JP)
International Classes:
G06T7/246; G06T7/00
Domestic Patent References:
| WO2018030048A1 | 2018-02-15 | |||
| WO2019008951A1 | 2019-01-10 |
Foreign References:
| JP2019536154A | 2019-12-12 |
Other References:
FEICHTENHOFER ET AL.: "Detect to Track and Track to Detect", PROCEEDINGS OF 2017 1EEE INTERNATIONAL CONFERENCE ON COMPUTER VISION (ICCV 2017, 29 October 2017 (2017-10-29), pages 3057 - 3065, XP033283173, ISBN: 978-1-5386-1032-9, DOI: 10.1109/ICCV.2017.330
Attorney, Agent or Firm:
EGAMI, TATSUO et al. (JP)
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