Sciweavers

2570 search results - page 275 / 514
» Fast Algorithms For The Computation Of Ranklets
Sort
View
MTA
2002
144views more  MTA 2002»
15 years 6 months ago
Semantic Extraction and Semantics-Based Annotation and Retrieval for Video Databases
Digital video databases have become more pervasive and finding video clips quickly in large databases becomes a major challenge. Due to the nature of video, accessing contents of v...
Yan Liu 0004, Fei Li
TCOM
2010
110views more  TCOM 2010»
15 years 4 months ago
Joint data QR-detection and Kalman estimation for OFDM time-varying Rayleigh channel complex gains
—This paper deals with the case of a high speed mobile receiver operating in an orthogonal-frequency-divisionmultiplexing (OFDM) communication system. Assuming the knowledge of d...
Hussein Hijazi, Laurent Ros
CDC
2009
IEEE
137views Control Systems» more  CDC 2009»
15 years 4 months ago
Switching time estimation for linear switched systems: an algebraic approach
This paper aims at estimating the switching time for linear switched systems, i.e. the time instant when a sub-model is switched on while another one is switched off. Assuming that...
Yang Tian, Thierry Floquet, Lotfi Belkoura, Wilfri...
TMM
2010
141views Management» more  TMM 2010»
15 years 1 months ago
A Robust Block-Based Image/Video Registration Approach for Mobile Imaging Devices
Digital video stabilization enables to acquire video sequences without disturbing jerkiness by compensating unwanted camera movements. In this paper we propose a novel fast image r...
Sebastiano Battiato, Arcangelo Bruna, Giovanni Pug...
CDC
2008
IEEE
127views Control Systems» more  CDC 2008»
16 years 1 months ago
Distributed control: A sequentially semi-separable approach
— We consider the problem of designing controllers for spatially-varying interconnected systems distributed in one spatial dimension. The matrix structure of such systems can be ...
Justin K. Rice, Michel Verhaegen