A pupil position detection method, a pupil position sensing device, and a recording medium

Title:

A pupil position detection method, a pupil position sensing device, and a recording medium

Document Type and Number:

Japanese Patent JP6040274

Kind Code:

B2

Abstract:

A method, an apparatus and a computer program product for positioning pupil are provided. A pupil contour is obtained from a pupil image after the pupil image is obtained. And an ellipse feature is obtained according to curvature information of the pupil contour, and then a sight direction is determined according to the ellipse feature.

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Inventors:

Zhou Jiajun
Satoshi Hayashi

Application Number:

JP2015077802A

Publication Date:

December 07, 2016

Filing Date:

April 06, 2015

Export Citation:

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Assignee:

Yuda New Technology Co., Ltd.

International Classes:

G06T1/00; A61B3/113

Domestic Patent References:

JP8145644A

Foreign References:

WO2008007781A1

Other References:

松田圭司,永見武司,山根茂,視線位置計測システムの開発,電子情報通信学会技術研究報告TL2000-2,日本,社団法人電子情報通信学会,2000年 5月,Vol.100,No.47,p9-p16

Attorney, Agent or Firm:

Koichi Washida

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