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VISUALIZATION
1998
IEEE
14 years 19 days ago
Hierarchical volume analysis and visualization based on morphological operators
One common problem in the practical application of volume visualization is the proper choice of transfer functions in order to color different parts of the volume meaningfully. Th...
Christoph Lürig, Thomas Ertl
TIP
2002
116views more  TIP 2002»
13 years 8 months ago
Optimization and implementation of the integer wavelet transform for image coding
Abstract--This paper deals with the design and implementation of an image transform coding algorithm based on the integer wavelet transform (IWT). First of all, criteria are propos...
Marco Grangetto, Enrico Magli, Maurizio Martina, G...
ICIP
2005
IEEE
14 years 10 months ago
Approximation power of directionlets
In spite of the success of the standard wavelet transform (WT) in image processing, the efficiency of its representation is limited by the spatial isotropy of its basis functions ...
Vladan Velisavljevic, Baltasar Beferull-Lozano, Ma...
JDCTA
2010
170views more  JDCTA 2010»
13 years 3 months ago
Color and Texture Feature For Content Based Image Retrieval
Content based image retrieval (CBIR) has been one of the most important research areas in computer science for the last decade. A retrieval method which combines color and texture...
Jianhua Wu, Zhaorong Wei, Youli Chang
ICMCS
1999
IEEE
202views Multimedia» more  ICMCS 1999»
14 years 21 days ago
Face Detection in Color Images Using Wavelet Packet Analysis
In this paper, we propose a novel scheme for automatic and fast detection of human faces in color images where the number, the location, the orientation and the size of the faces ...
Christophe Garcia, G. Zikos, George Tziritas