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ICIP
2005
IEEE
16 years 8 months ago
Interpolation by asymmetric, two-dimensional cubic convolution
This paper formulates a two-dimensional, piecewise-cubic interpolator that accounts for non-separable and rotationally asymmetric scene statistics. The resulting kernel has five p...
Jiazheng Shi, Stephen E. Reichenbach
ICIP
2002
IEEE
16 years 8 months ago
Channel adapted multiple description coding scheme using wavelet transform
A challenge of image communication over unreliable channels is to achieve good compression rates and be effective in presence of channel failures. In this work we use the Multiple...
Manuela Pereira, Marc Antonini, Michel Barlaud
ICIP
2002
IEEE
16 years 8 months ago
Regular spatial B-spline active contour for fast video segmentation
This paper deals with fast video segmentation using active contours. Region-based active contours is a powerful technique for video segmentation. However most of these methods are...
Frédéric Precioso, Michel Barlaud
SIGMOD
2008
ACM
188views Database» more  SIGMOD 2008»
16 years 6 months ago
HERMES: aggregative LBS via a trajectory DB engine
We present HERMES, a prototype system based on a powerful query language for trajectory databases, which enables the support of aggregative Location-Based Services (LBS). The key ...
Nikos Pelekis, Elias Frentzos, Nikos Giatrakos, Ya...
ICASSP
2009
IEEE
16 years 1 months ago
Low-delay scheduling for Grassmannian beamforming with a SINR constraint
We are presenting an algorithm for scheduling users in a single-cell broadcast scenario. The presented algorithm aims to minimize the number of transmissions that are necessary to...
Claude Simon, Geert Leus