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ICASSP
2011
IEEE
13 years 1 months ago
Delta-spectral cepstral coefficients for robust speech recognition
Almost all current automatic speech recognition (ASR) systems conventionally append delta and double-delta cepstral features to static cepstral features. In this work we describe ...
Kshitiz Kumar, Chanwoo Kim, Richard M. Stern
AICT
2010
IEEE
240views Communications» more  AICT 2010»
13 years 1 months ago
Providing Security in 4G Systems: Unveiling the Challenges
— Several research groups are working on designing new security architectures for 4G networks such as Hokey and Y-Comm. Since designing an efficient security module requires a cl...
Mahdi Aiash, Glenford E. Mapp, Aboubaker Lasebae, ...
AINA
2011
IEEE
13 years 1 months ago
Power Adaptive Cognitive Pilot Channel for Spectrum Co-existence in Wireless Networks
— Next generation wireless networks will be heterogeneous, where several primary users (PU e.g. licensed users) and secondary users (SU e.g. unlicensed users) can operate in the ...
Md. Akbar Hossain, Roberto Passerone
INFOCOM
2011
IEEE
13 years 1 months ago
Contrabass: Concurrent transmissions without coordination for ad hoc networks
—A practical protocol jointly considering PHY and MAC for MIMO based concurrent transmissions in wireless ad hoc networks, called Contrabass, is presented. Concurrent transmissio...
Sungro Yoon, Injong Rhee, Bang Chul Jung, Babak Da...
PERCOM
2011
ACM
13 years 29 days ago
Ubiquitous cloud: Managing service resources for adaptive ubiquitous computing
Abstract—The adaptive ubiquitous services, which dynamically adapt behaviors to requirements and contexts, are one of the major challenges in the ubiquitous computing. To facilit...
Koichi Egami, Shinsuke Matsumoto, Masahide Nakamur...