Advances in Biometrics: International Conference, ICB 2006, by Kieron Messer, Josef Kittler, James Short, G. Heusch, Fabien

By Kieron Messer, Josef Kittler, James Short, G. Heusch, Fabien Cardinaux (auth.), David Zhang, Anil K. Jain (eds.)

This publication constitutes the refereed court cases of the foreign convention on Biometrics, ICB 2006, held in Hong Kong, China in January 2006.

The 104 revised complete papers provided have been rigorously reviewed and chosen from 192 submissions. Biometric standards coated by way of the papers are assigned to stand, fingerprint, iris, speech and signature, biometric fusion and function evaluate, gait, keystrokes, and others. moreover the result of the Face Authentication festival (FAC 2006) also are introduced during this volume.

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In this case, the stereo matching was able to take advantage of the epipolar constraint and the search space was reduced to one dimension. Rectification is important when finding the corresponding points of the left image (il , jl ) . We only needed to look along the scanline jr = jl in the right image [5][9]. 2 Disparity Compensation To minimize computational complexity, we needed to restrict the searching ranges. After rectification, the difference between the pair of stereo images was small and was caused by horizontal shifts, it was necessary to compensate for the disparity of the stereo images.

Also, the time efficiency of the proposed system is better than previous color structured lighting methods and the DP matching method. A drawback of this system is that color-coded stripes are usually sensitive to ambient light effects. Also, for dense reconstruction, the number of lines needs to be increased. Therefore, future works will include developing a more robust color pattern for ambient illumination and dense reconstruction. 32 B. Kim et al. Acknowledgement. This work was supported by the Korea Science and Engineering Foundation (KOSEF) through the Biometrics Engineering Research Center (BERC) at Yonsei University.

Zou, J. Kittler, and K. Messer Table 2. 81 M Ci AXi Cross Illum. 53 C i Sj Xi S(3−j) Cross Both It can also be shown that cross-illumination tests on ambient faces gave very poor results. 61%. 57%. 95%. In sharp contrast, the test results on LED faces are consistently good for cross-session tests, cross-illumination tests and the tests invloving their combination. 75%. Due to errors in automatic eye localization, each test on automatically registered data obtained poorer results than the same test on manually registered data.

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