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» The Power of Linear Functions
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CVPR
2010
IEEE
15 years 7 months ago
Energy Minimization for Linear Envelope MRFs
Markov random fields with higher order potentials have emerged as a powerful model for several problems in computer vision. In order to facilitate their use, we propose a new rep...
Pushmeet Kohli, M. Pawan Kumar
122
Voted
ISSAC
2011
Springer
225views Mathematics» more  ISSAC 2011»
14 years 2 months ago
On the structure of compatible rational functions
A finite number of rational functions are compatible if they satisfy the compatibility conditions of a first-order linear functional system involving differential, shift and q-...
Shaoshi Chen, Ruyong Feng, Guofeng Fu, Ziming Li
CORR
2007
Springer
123views Education» more  CORR 2007»
14 years 11 months ago
Achieving the Gaussian Rate-Distortion Function by Prediction
Abstract— The “water-filling” solution for the quadratic ratedistortion function of a stationary Gaussian source is given in terms of its power spectrum. This formula natura...
Ram Zamir, Yuval Kochman, Uri Erez
86
Voted
VLSID
2006
IEEE
134views VLSI» more  VLSID 2006»
16 years 11 hour ago
ADC Precision Requirement for Digital Ultra-Wideband Receivers with Sublinear Front-Ends: A Power and Performance Perspective
This paper presents the power and performance analysis of a digital, direct sequence ultra-wideband (DS-UWB) receiver operating in the 3 to 4 GHz band. The signal to noise and dis...
Ivan Siu-Chuang Lu, Neil Weste, Sri Parameswaran
GLOBECOM
2008
IEEE
14 years 11 months ago
Power Allocation for Cognitive Radios Based on Primary User Activity in an OFDM System
Efficient and reliable power allocation algorithm in Cognitive radio (CR) networks is a challenging problem. Traditional water-filling algorithm is inefficient for CR networks due ...
Ziaul Hasan, Ekram Hossain, Charles L. Despins, Vi...