Title:
LOCATION ESTIMATION DEVICE, LOCATION ESTIMATION METHOD, AND PROGRAM RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2019/021412
Kind Code:
A1
Abstract:
Provided is a feature for improving location estimation accuracy by use of a video. The location estimation device 10 includes: a video processing unit 110 for executing video processing, including an estimation of the location of an imaging unit 100 based on multiple feature points extracted from a video captured by the imaging unit 100 and comprising multiple frames; and an imaging control unit 120 for determining, on the basis of video-related information obtained by the video image processing of first frames belonging to a first group among the multiple frames, an exposure condition to be used by the imaging unit 100 when capturing second frames belonging to a second group which is different from the first group among the multiple frames.
Inventors:
SATO YOSHIAKI (JP)
HIROI NORIYOSHI (JP)
NAKANO GAKU (JP)
HIROI NORIYOSHI (JP)
NAKANO GAKU (JP)
Application Number:
PCT/JP2017/027167
Publication Date:
January 31, 2019
Filing Date:
July 27, 2017
Export Citation:
Assignee:
NEC CORP (JP)
International Classes:
H04N5/235; G06T7/70; H04N5/238
Foreign References:
| JP2002048513A | 2002-02-15 | |||
| JP2002185867A | 2002-06-28 | |||
| JP2003304417A | 2003-10-24 |
Attorney, Agent or Firm:
SHIMOSAKA Naoki (JP)
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