Download e-book for iPad: Advances in Biometrics: Third International Conference, ICB by Gary A. Atkinson, Melvyn L. Smith, Lyndon N. Smith, Abdul R.

By Gary A. Atkinson, Melvyn L. Smith, Lyndon N. Smith, Abdul R. Farooq (auth.), Massimo Tistarelli, Mark S. Nixon (eds.)

ISBN-10: 3642017932

ISBN-13: 9783642017933

This publication constitutes the refereed lawsuits of the 3rd foreign convention on Biometrics, ICB 2009, held in Alghero, Italy, June 2-5, 2009.

The 36 revised complete papers and ninety three revised poster papers offered have been conscientiously reviewed and chosen from 250 submissions. Biometric standards lined by means of the papers are assigned to stand, speech, fingerprint and palmprint, multibiometrics and safety, gait, iris, and different biometrics. additionally there are four papers on demanding situations and competitions that at the moment are lower than means, hence providing an summary at the overview of biometrics.

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Extra info for Advances in Biometrics: Third International Conference, ICB 2009, Alghero, Italy, June 2-5, 2009. Proceedings

Sample text

To determine individual reference regions, the averaged reference face was manually cropped into different regions using Raindrop Geomagic [11]. This is done once during the initial reference region signature generation. Using this method, we produced eight random regions, as are shown in Figure 4. Regions 5 and 6 are subsets of region 2. However, the resulting 3D signatures are not simply subsets. The reason for this is that each reference region is aligned separately. The different alignments result in different 3D signatures.

The diagonal elements of M are { σS1 . . σSk }. The factor S determines the extent of the search portion of the subspace, a high value of S implies that only small deviations from stage 2 solution are allowed. N are concatenated in a vector rr followed by a search restricting vector, rr = [(f − n1 ) . . (f − nN ) (Mre ) ] where re is the residue estimate from stage 2. The final residue estimate and neutral face estimate are expressed as in Eqn. 5 and 6. Fig. 2 shows example 3D faces and their residue and neutral face decompositions.

Patt. Anal. Mach. Intell. 23, 643–660 (2001) 10. : Symmetric shape-from-shading using self ratio image. Intl. J. Comp. Vis. 45, 55–75 (2001) 11. : Multiview photometric stereo. IEEE Trans. Patt. Anal. Mach. Intell. 30, 548–554 (2008) 12. : Efficiently combining positions and normals for precise 3D geometry. In: Proc. SIGGRAPH, pp. 536–543 (2005) 13. : Facial asymmetry quantification for expression invariant human identification. Comp. Vis. Im. Understanding 91, 138–159 (2003) 14. : An extended set of Haar-like features for rapid object detection.

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Advances in Biometrics: Third International Conference, ICB 2009, Alghero, Italy, June 2-5, 2009. Proceedings by Gary A. Atkinson, Melvyn L. Smith, Lyndon N. Smith, Abdul R. Farooq (auth.), Massimo Tistarelli, Mark S. Nixon (eds.)


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