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Title:
LINE-OF-SIGHT STATE DETERMINATION DEVICE, LINE-OF-SIGHT STATE DETERMINATION PROGRAM AND LINE-OF-SIGHT STATE DETERMINATION METHOD
Document Type and Number:
Japanese Patent JP2015211741
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a line-of-sight state determination device for determining a state of a line of sight of a user with high accuracy.SOLUTION: A gazing point image area estimation part 24 acquires information on a gazing point (gazing point and gazing point image area) respectively gazed by a driver at a time A and a time B. Then, a search window calculation part 26 specifies a prescribed range (search window) including a gazing point of the time A and a gazing point of the time B, and a tracking determination part 28 determines whether the line of sight of the driver tracks a visual recognition object on the basis of whether a common object is picked up within the range in the search window of an image at the time A and within the range in the search window of an image at the time B.

Inventors:
KITAURA ASAKO
SANO SATOSHI
NAKANO YASUHIKO
Application Number:
JP2014095122A
Publication Date:
November 26, 2015
Filing Date:
May 02, 2014
Export Citation:
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Assignee:
FUJITSU LTD
International Classes:
A61B3/113; G06T1/00
Attorney, Agent or Firm:
Shuhei Katayama



 
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