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ICASSP
2008
IEEE
14 years 4 months ago
Audiovisual-to-articulatory speech inversion using Active Appearance Models for the face and Hidden Markov Models for the dynami
We are interested in recovering aspects of vocal tract’s geometry and dynamics from auditory and visual speech cues. We approach the problem in a statistical framework based on ...
Athanassios Katsamanis, George Papandreou, Petros ...
PIMRC
2008
IEEE
14 years 4 months ago
A key loss recovery scheme for secure broadcasts in wireless sensor networks
Abstract—Authenticity and secrecy of broadcast message content is important in wireless sensor networks deployed for battlefield control, emergency response, and natural resourc...
Syed Taha Ali, Vijay Sivaraman, Ashay Dhamdhere, D...
SRDS
2008
IEEE
14 years 4 months ago
Dynamically Quantifying and Improving the Reliability of Distributed Storage Systems
In this paper, we argue that the reliability of large-scale storage systems can be significantly improved by using better reliability metrics and more efficient policies for rec...
Rekha Bachwani, Leszek Gryz, Ricardo Bianchini, Ce...
ICASSP
2007
IEEE
14 years 4 months ago
All-Clear Image Based Synthesis using Clarity Degree
Image based rendering (IBR) usually produces severe artifacts, typically blur and ghost, for objects not located on the focal plane. To obtain an all clear result, previous works ...
Xun Cao, Su Xue, Qionghai Dai
ICC
2007
IEEE
14 years 4 months ago
Peak-to-Average Power Ratio Reduction in MIMO OFDM
—Peak-to-average power ratio (PAR) reduction in OFDM using antenna arrays (MIMO OFDM) is considered. In particular, generalizations of selected mapping (SLM) recently proposed in...
Robert F. H. Fischer, Martin Hoch