Sciweavers

1197 search results - page 12 / 240
» Spectral mesh processing
Sort
View
SIBGRAPI
2005
IEEE
14 years 1 months ago
Imesh: An Image Based Quality Mesh Generation Technique
Generating triangular meshes from images is a task important to many applications. Usually, techniques that can do that either take as starting point a segmented image or generate...
Alex Jesus Cuadros-Vargas, Luis Gustavo Nonato, Ro...
ICASSP
2011
IEEE
12 years 11 months ago
Sparse spectral factorization: Unicity and reconstruction algorithms
Spectral factorization is a classical tool in signal processing and communications. It also plays a critical role in X-ray crystallography, in the context of phase retrieval. In t...
Yue M. Lu, Martin Vetterli
ICASSP
2008
IEEE
14 years 2 months ago
Discrete rate spectral efficiency for adaptive MIMO systems
Adaptive modulation scheme has been widely used in multipleinput multiple-output (MIMO) systems to enhance spectral efficiency while maintaining bit-error rate (BER) under a targ...
Jinliang Huang, Svante Signell
ICASSP
2011
IEEE
12 years 11 months ago
A novel multi-band spectral subtraction method based on phase modification and magnitude compensation
The spectral subtraction method is historically one of the first algorithms proposed for noise reduction. However, most implementations and variations of the basic technique cann...
Chao Li, Wen-Ju Liu
SIGMOD
2006
ACM
149views Database» more  SIGMOD 2006»
14 years 7 months ago
Efficient query processing on unstructured tetrahedral meshes
Modern scientific applications consume massive volumes of data produced by computer simulations. Such applications require new data management capabilities in order to scale to te...
Stratos Papadomanolakis, Anastassia Ailamaki, Juli...