Time-to-Contact in Scattering Media
IEICE Transactions on Information and Systems
Online ISSN : 1745-1361
Print ISSN : 0916-8532
Regular Section
Time-to-Contact in Scattering Media
Laksmita RAHADIANTIWooseong JEONGFumihiko SAKAUEJun SATO
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2017 Volume E100.D Issue 3 Pages 564-573

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Abstract

In this paper we propose a method for estimating time-to-contact in scattering media. Images taken in scattering media are often unclear and blurry, making it difficult to detect appropriate geometric information from these images for computing the 3 dimensional properties of the scene. Therefore, instead of searching for geometric information, we attempt to use photometric information instead. In our approach, we use the observed image intensity. The method proposed in this paper is able to utilize the effect of scattering media on the resultant image and estimate the time-to-contact toward objects without any prior knowledge of the scene, cameras, and the scattering media. This method is then evaluated using simulated and real images.

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© 2017 The Institute of Electronics, Information and Communication Engineers
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