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TIP
2008
121views more  TIP 2008»
15 years 6 months ago
Bistatic Synthetic Aperture Radar Imaging for Arbitrary Flight Trajectories
Abstract--In this paper, we present an analytic, filtered backprojection (FBP) type inversion method for bistatic synthetic aperture radar (BISAR). We consider a BISAR system where...
Can Evren Yarman, Birsen Yazici, Margaret Cheney
TIT
2008
99views more  TIT 2008»
15 years 6 months ago
Distortion Control for Delay-Sensitive Sources
Abstract--We investigate the problem of finding minimum-distortion policies for streaming delay-sensitive but distortion-tolerant data. We consider cross-layer approaches which exp...
Azadeh Faridi, Anthony Ephremides
AI
2002
Springer
15 years 6 months ago
QUANTUM: A Function-Based Question Answering System
Abstract In this paper, we describe our Question Answering (QA) system called QUANTUM. The goal of QUANTUM is to find the answer to a natural language question in a large document ...
Luc Plamondon, Leila Kosseim
PCM
2010
Springer
200views Multimedia» more  PCM 2010»
15 years 5 months ago
A New Shape Descriptor for Object Recognition and Retrieval
Abstract. We present a new shape descriptor for measuring the similarity between shapes and exploit it in graphical object recognition and retrieval. By statistically integrating t...
Feng Su, Tong Lu, Ruoyu Yang
CDC
2009
IEEE
285views Control Systems» more  CDC 2009»
15 years 4 months ago
Adaptive randomized algorithm for finding eigenvector of stochastic matrix with application to PageRank
Abstract-- The problem of finding the eigenvector corresponding to the largest eigenvalue of a stochastic matrix has numerous applications in ranking search results, multi-agent co...
Alexander V. Nazin, Boris T. Polyak