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IM
2007
15 years 6 months ago
Approximating Personalized PageRank with Minimal Use of Web Graph Data
Abstract. In this paper, we consider the problem of calculating fast and accurate approximations to the personalized PageRank score of a webpage. We focus on techniques to improve ...
David Gleich, Marzia Polito
TKDE
2008
132views more  TKDE 2008»
15 years 6 months ago
Distributed Suffix Tree Overlay for Peer-to-Peer Search
Establishing an appropriate semantic overlay on peer-to-peer (P2P) networks to obtain both semantic ability and scalability is a challenge. Current DHT-based P2P networks are limit...
Hai Zhuge, Liang Feng
TMI
2008
127views more  TMI 2008»
15 years 6 months ago
Restoration of DWI Data Using a Rician LMMSE Estimator
Abstract--This paper introduces and analyzes a linear minimum mean square error (LMMSE) estimator using a Rician noise model and its recursive version (RLMMSE) for the restoration ...
Santiago Aja-Fernández, Marc Niethammer, Ma...
TVCG
2008
128views more  TVCG 2008»
15 years 6 months ago
AD-Frustum: Adaptive Frustum Tracing for Interactive Sound Propagation
We present an interactive algorithm to compute sound propagation paths for transmission, specular reflection and edge diffraction in complex scenes. Our formulation uses an adaptiv...
Anish Chandak, Christian Lauterbach, Micah T. Tayl...
COMPUTING
2002
93views more  COMPUTING 2002»
15 years 6 months ago
Non-Nested Multi-Level Solvers for Finite Element Discretisations of Mixed Problems
We consider a general framework for analysing the convergence of multi-grid solvers applied to finite element discretisations of mixed problems, both of conforming and nonconformi...
V. John, P. Knobloch, Gunar Matthies, Lutz Tobiska