Sciweavers

1355 search results - page 182 / 271
» icassp 2011
Sort
View
ICASSP
2011
IEEE
14 years 10 months ago
Rate control for PSD limited multiple access systems through linear programming
In this paper we discuss rate control for multiuser multicarrier systems, where the transmitter has a single antenna and is subject to a PSD mask limitation while the receiver has...
Amir Leshem, Ephraim Zehavi
ICASSP
2011
IEEE
14 years 10 months ago
Time prediction of non flat fading channels
In this paper three different techniques to predict the channel transfer functions of non flat fading channels in multiple antenna systems are investigated. The prediction is don...
Nico Palleit, Tobias Weber
ICASSP
2011
IEEE
14 years 10 months ago
Convex approximation algorithms for back-pressure power control of wireless multi-hop networks
Cross-layer design and operation of wireless networks has attracted significant interest in the last decade, yet some basic problems in the area remain unsolved. In this paper, w...
Evaggelia Matskani, Nikos D. Sidiropoulos, Leandro...
ICASSP
2011
IEEE
14 years 10 months ago
Discriminatively estimated discrete, parametric and smoothed-discrete duration models for speech recognition
Duration of phonemic segments provide important cues for distinguishing words in languages such as Arabic. Recently, we proposed a discriminatively estimated joint acoustic, durat...
Maider Lehr, Izhak Shafran
ICASSP
2011
IEEE
14 years 10 months ago
Topic-sensitive interactive image object retrieval with noise-proof relevance feedback
One current direction to enhance the search accuracy in visual object retrieval is to reformulate the original query through (pseudo-)relevance feedback, which augments a query wi...
Jen-Hao Hsiao, Henry Chang