Title:
運転者状態推定装置、及び運転者状態推定方法
Document Type and Number:
Japanese Patent JP6708152
Kind Code:
B2
Abstract:
A driver state estimation device, which can precisely estimate a head position of a driver in the real world from an image, includes a monocular camera for picking up an image including a face of a driver, and a CPU including a head center position estimating section for estimating a head center position of the driver in the image using a three-dimensional face shape model fitted on the face of the driver in the image picked up by the monocular camera, and a distance estimating section for estimating a distance between an origin point located in a front direction of the driver's seat and a head center position of the driver in the real world, on the basis of the head center position of the driver in the image estimated and information including a specification and a position posture of the monocular camera.
Inventors:
Yukiko Yanagawa
Tadashi Hyuga
Akira Aizawa
Kinoshita Koichi
Tadashi Hyuga
Akira Aizawa
Kinoshita Koichi
Application Number:
JP2017048502A
Publication Date:
June 10, 2020
Filing Date:
March 14, 2017
Export Citation:
Assignee:
OMRON Corporation
International Classes:
G06T1/00; G06T7/60; G06T7/70; G08G1/16
Domestic Patent References:
| JP2013141950A | ||||
| JP2006213146A | ||||
| JP2010100142A | ||||
| JP11091397A | ||||
| JP2007280374A |
Attorney, Agent or Firm:
Ryuji Inuchi
Ichi Takada
Ichi Takada