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IEICE TRANSACTIONS on Information

Passive Range Sensing Techniques: Depth from Images

Naokazu YOKOYA, Takeshi SHAKUNAGA, Masayuki KANBARA

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Summary :

Acquisition of three-dimensional information of a real-world scene from two-dimensional images has been one of the most important issues in computer vision and image understanding in the last two decades. Noncontact range acquisition techniques can be essentially classified into two classes: Passive and active. This paper concentrates on passive depth extraction techniques which have the advantage that 3-D information can be obtained without affecting the scene. Passive range sensing techniques are often referred to as shape-from-x, where x is one of visual cues such as shading, texture, contour, focus, stereo, and motion. These techniques produce 2.5-D representations of visible surfaces. This survey discusses aspects of this research field and reviews some recent advances including video-rate range imaging sensors as well as emerging themes and applications.

Publication
IEICE TRANSACTIONS on Information Vol.E82-D No.3 pp.523-533
Publication Date
1999/03/25
Publicized
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DOI
Type of Manuscript
INVITED SURVEY PAPER
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