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ECCV
2010
Springer
15 years 2 months ago
Fast Covariance Computation and Dimensionality Reduction for Sub-Window Features in Images
This paper presents algorithms for efficiently computing the covariance matrix for features that form sub-windows in a large multidimensional image. For example, several image proc...
EGPGV
2004
Springer
181views Visualization» more  EGPGV 2004»
15 years 2 months ago
Parallel Multiresolution Volume Rendering of Large Data Sets with Error-Guided Load Balancing
We present a new parallel multiresolution volume rendering algorithm for visualizing large data sets. Using the wavelet transform, the raw data is first converted into a multires...
Chaoli Wang, Jinzhu Gao, Han-Wei Shen
ICCS
2009
Springer
14 years 7 months ago
Parallel MLEM on Multicore Architectures
Abstract. The efficient use of multicore architectures for sparse matrixvector multiplication (SpMV) is currently an open challenge. One algorithm which makes use of SpMV is the ma...
Tilman Küstner, Josef Weidendorfer, Jasmine S...
ICMCS
1999
IEEE
118views Multimedia» more  ICMCS 1999»
15 years 1 months ago
Evaluation of Copyright Marking Systems
Hidden copyright marks have been proposed as a solution for solving the illegal copying and proof of ownership problems in the context of multimedia objects. Many systems have been...
Fabien A. P. Petitcolas, Ross J. Anderson
VISUALIZATION
2003
IEEE
15 years 2 months ago
Planet-Sized Batched Dynamic Adaptive Meshes (P-BDAM)
We describe an efficient technique for out-of-core management and interactive rendering of planet sized textured terrain surfaces. The technique, called P-Batched Dynamic Adaptiv...
Paolo Cignoni, Fabio Ganovelli, Enrico Gobbetti, F...