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IEEEMSP
2002
IEEE
166views Multimedia» more  IEEEMSP 2002»
14 years 11 days ago
Medium access control with channel state information for large sensor networks
Abstract—Traditionally, random access protocols have been designed and studied by assuming simple models for the physical layer. We introduce a reception model that incorporates ...
Srihari Adireddy, Lang Tong
IEEEMSP
2002
IEEE
137views Multimedia» more  IEEEMSP 2002»
14 years 11 days ago
On the capacity of the reachback channel in wireless sensor networks
Abstract— We consider the problem of reachback communication in wireless sensor networks: multiple sensors are deployed on a field, and they collect local measurements of some r...
João Barros, Sergio D. Servetto
IEEEMSP
2002
IEEE
110views Multimedia» more  IEEEMSP 2002»
14 years 11 days ago
Summarizing video using non-negative similarity matrix factorization
Abstract— We present a novel approach to automatically extracting summary excerpts from audio and video. Our approach is to maximize the average similarity between the excerpt an...
Matthew L. Cooper, Jonathan Foote
IEEEMSP
2002
IEEE
14 years 11 days ago
Unequal error protection of embedded multimedia objects for packet-erasure channels
—The application of forward-error-correcting codes to data organized as multiple, independent multimedia objects and encoded with modern embedded coders is investigated. Capitali...
Marka Madhavi, James E. Fowler
IEEEMSP
2002
IEEE
106views Multimedia» more  IEEEMSP 2002»
14 years 11 days ago
Streaming agent for wired network/wireless link rate-mismatch environment
It has been shown that an agent located at the junction of wired and wireless links can help streaming media systems identify where packet losses occur and therefore maintain prop...
Gene Cheung, Wai-tian Tan, Takeshi Yoshimura