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

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 through contemporary growth in 3D scanner acquisition and 3D portraits rendering.    With this expanding caliber comes a corresponding bring up within the measurement and complexity of the knowledge records and the need for advances in compression thoughts. powerful indexing to facilitate the retrieval of the 3D info is then required to successfully shop, seek and recapture the gadgets which have been compressed. the appliance of 3D photographs in fields akin to communications, medication and the army additionally demands copyright safeguard, or watermarking, to safe the information for transmission.

Written via professional participants, this well timed textual content brings jointly the 3 very important and complementary issues of compression, retrieval and watermarking ideas for 3D objects.  3D item processing purposes are constructing swiftly and this e-book tackles the demanding situations and possibilities awarded, targeting the safe transmission, sharing and looking out of 3D gadgets on networks, and includes: 

  • an advent to the generally used 3D illustration schemes; the features, benefits and barriers of polygonal meshes, floor dependent versions and volumetric models; 
  • 3D compression thoughts; the 3D coding and deciphering schemes for lowering the scale of 3D facts to lessen 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 defense and content material defense 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 picture processing, desktop aided layout, animation and imaging structures. working towards engineers who are looking to extend their wisdom of 3D video items, together with information compression, indexing, protection, and copyrighting of knowledge, also will locate this e-book of serious use. content material:
Chapter 1 uncomplicated 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

Example text

Wyvill G, McPheeters C and Wyvill B 1986 Data structure for soft objects. The Visual Computer 2, 227–234. Zeroug M and Nevatia R 1996 Three-dimensional descriptions based on the analysis of the invariant and quasi-invariant properties of some curved-axis generalized cylinders. IEEE Transactions on Pattern Analysis and Machine Intelligence 18(3), 237–253. Zhou L and Kambhamettu C 2001 Extending superquadrics with exponent functions: modeling and reconstruction. Journal of Graphical Models 63(1), 1–20.

In practice, we use the bit rate to measure the compacting efficiency. The bit rate is expressed in bits per element. The latter is a ‘pixel’ if we are compressing a still or animated image, or a ‘sample’ for a signal or a vertex if we are dealing with a 3D object. 1) 3D Compression 48 where N/M is the size of the original image, with the number of pixels varying between 0 and 255. 2) Note that this evaluation is a mathematical one and is not necessarily associated to the visual quality as perceived by an end-user.

In Digital Images and Human Vision, A. B. Watson, Ed. MIT Press, Cambridge, MA, 179–206. DeCarlo D and Metaxas D 1998 Shape evolution with structural and topological changes using blending. IEEE Transactions on Pattern Analysis and Machine Intelligence 20, 1186–1205. Doo D and Sabin M 1978 Behavior of recursive division surfaces near extraordinary points. Computer Aided Design 10, 356–360. Drelie Gelasca E, Corsini M and Ebrahimi T 2005 Objective evaluation of the perceptual quality of 3D watermarking.

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