3D Object Processing: Compression, Indexing and Watermarking by Jean-Luc Dugelay, Atilla Baskurt, Mohamed Daoudi

By Jean-Luc Dugelay, Atilla Baskurt, Mohamed Daoudi

The arriving, and carrying on with evolution, of top of the range 3D items has been made attainable by means of contemporary development in 3D scanner acquisition and 3D pix rendering.    With this expanding caliber comes a corresponding elevate within the dimension and complexity of the knowledge documents and the need for advances in compression ideas. powerful indexing to facilitate the retrieval of the 3D facts is then required to successfully shop, seek and recapture the gadgets which were compressed. the appliance of 3D photos in fields akin to communications, medication and the army additionally demands copyright defense, or watermarking, to safe the information for transmission.

Written through specialist individuals, this well timed textual content brings jointly the 3 vital and complementary subject matters of compression, retrieval and watermarking concepts for 3D objects.  3D item processing purposes are constructing speedily and this e-book tackles the demanding situations and possibilities awarded, concentrating on the safe transmission, sharing and looking out of 3D items on networks, and includes: 

  • an advent to the generally used 3D illustration schemes; the features, benefits and obstacles of polygonal meshes, floor dependent versions and volumetric models; 
  • 3D compression options; the 3D coding and deciphering schemes for decreasing the scale of 3D information to minimize transmission time and reduce distortion; 
  • state of the artwork responses to the intrinsic demanding situations of creating a 3D-model seek engine, contemplating view-based, structural and full-3D approaches; 
  • watermarking thoughts for   making sure highbrow estate security and content material protection with out changing the visible caliber of the 3D item.

3D item Processing: Compression, Indexing and Watermarking is a useful source for graduate scholars and researchers operating in sign and photo processing, computing device aided layout, animation and imaging platforms. practicing engineers who are looking to extend their wisdom of 3D video gadgets, together with facts compression, indexing, safeguard, and copyrighting of data, also will locate this e-book of serious use. content material:
Chapter 1 easy heritage in 3D item Processing (pages 5–43): Guillaume Lavoue
Chapter 2 3D Compression (pages 45–86): Guillaume Lavoue, Florent Dupont and Professor Atilla Baskurt
Chapter three 3D Indexing and Retrieval (pages 87–138): Stefano Berretti, Mohamed Daoudi, Alberto Del Bimbo, Tarik Filali Ansary, Pietro Pala, Julien Tierny and Jean?Phillippe Vandeborre
Chapter four 3D item Watermarking (pages 139–183): Jihane Bennour, Professor Jean?Luc Dugelay, Emmanuel Garcia and Dr Nikos Nikolaidis

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Extra resources for 3D Object Processing: Compression, Indexing and Watermarking

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2004) introduced an alternative framework for image quality assessment which does not rely on a summation of kinds of perceptual errors, but on the degradation of the structural information. 2 Existing 3D Perceptual Metrics Transposing complex computational metrics from 2D images to 3D objects is quite difficult, and to the best of our knowledge was only investigated by Ferwerda et al. (1997). They proposed a masking model, extending the 36 Basic Background in 3D Object Processing Daly VDP, which demonstrates how surface texture can mask the polygonal tessellation.

Master’s thesis, Utah University. Lorensen WE and Cline HE 1987 Marching cubes: a high resolution 3D surface construction algorithm. Computer Graphics 21(4), 163–168. Luebke D and Erikson C 1997 View-dependent simplification of arbitrary polygonal environments. ACM SIGGRAPH, pp. 199–208. Luebke D and Hallen B 2001 Perceptually driven simplification for interactive rendering. Eurographics Workshop on Rendering Techniques, pp. 223–234. Marc Levoy, Kari Pulli, Brian Curless, Szymon Rusinkiewicz, David Koller, Lucas Pereira, Matt Ginzton, Sean Anderson, James Davis, Jeremy Ginsberg, Jonathan Shade, and Duane Fulk.

N − 1] with n the number of vertices of the mesh. If we consider a sequence S = S0 S1 . . Ss−1 of s symbols, belonging to the alphabet A = [A0 , A1 , . . , Aa−1 ] of size a, each symbol can basically be encoded by log2 a bits. Thus the sequence will be encoded by s × log2 a bits. Nevertheless, if several symbols are equal to the same Ai , it seems natural to be able to encode the sequence with less than s × log2 a bits. Coding and Scalability Basis 49 As a matter of fact, the optimal number of bits necessary to encode a sequence S of symbols from A depends on its probability distribution P = [P0 , P1 , .

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