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TIP
2010
136views more  TIP 2010»
13 years 6 months ago
Wavelet Steerability and the Higher-Order Riesz Transform
Abstract— Our main goal in this paper is to set the foundations of a general continuous-domain framework for designing steerable, reversible signal transformations (a.k.a. frames...
Michael Unser, Dimitri Van De Ville
BIS
2010
197views Business» more  BIS 2010»
13 years 6 months ago
Ubiquitous Microblogging: A Flow-Based Front-End for Information Logistics
The success of information supply strongly depends on successful user adoption. This especially is the case for the integration of non-human information sources deriving from ubiqu...
Martin Böhringer, Martin Gaedke
ICC
2009
IEEE
135views Communications» more  ICC 2009»
13 years 5 months ago
Optimal Power Allocation for Cognitive Radio Under Primary User's Outage Loss Constraint
In this paper, we consider a secondary link sharing the spectrum with a primary link in a fading cognitive radio (CR) network. Instead of applying the conventional interference pow...
Xin Kang, Rui Zhang, Ying-Chang Liang, Hari Krishn...
CORR
2011
Springer
224views Education» more  CORR 2011»
13 years 2 months ago
A Broadcast Approach To Secret Key Generation Over Slow Fading Channels
Abstract—A secret-key generation scheme based on a layered broadcasting strategy is introduced for slow-fading channels. In the model considered, Alice wants to share a key with ...
Xiaojun Tang, Ruoheng Liu, Predrag Spasojevic, H. ...
TSP
2011
140views more  TSP 2011»
13 years 2 months ago
Innovation Rate Sampling of Pulse Streams With Application to Ultrasound Imaging
Signals comprised of a stream of short pulses appear in many applications including bio-imaging and radar. The recent finite rate of innovation framework, has paved the way to lo...
Ronen Tur, Yonina C. Eldar, Zvi Friedman