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JNW
2008
146views more  JNW 2008»
13 years 6 months ago
User Behavior and IM Topology Analysis
The use of Instant Messaging, or IM, has become widely adopted in private and corporate communication. They can provide instant, multi-directed and multi-types of communications wh...
Qiang Yan, Xiaoyan Huang
PODC
2010
ACM
13 years 11 months ago
Partial information spreading with application to distributed maximum coverage
This paper addresses partial information spreading among n nodes of a network. As opposed to traditional information spreading, where each node has a message that must be received...
Keren Censor Hillel, Hadas Shachnai
CORR
2010
Springer
137views Education» more  CORR 2010»
13 years 6 months ago
Quantum interactive proofs with short messages
This paper considers three variants of quantum interactive proof systems in which short (meaning logarithmic-length) messages are exchanged between the prover and veriļ¬er. The ļ...
Salman Beigi, Peter W. Shor, John Watrous
SCALESPACE
2007
Springer
14 years 1 months ago
Restoration of Images with Piecewise Space-Variant Blur
We address the problem of space-variant image deblurring, where diļ¬€erent parts of the image are blurred by diļ¬€erent blur kernels. Assuming a region-wise space variant point spr...
Leah Bar, Nir A. Sochen, Nahum Kiryati
ICC
2007
IEEE
114views Communications» more  ICC 2007»
14 years 1 months ago
Downlink MC-2D-CDMA over Time-Variant Frequency-Selective Rayleigh Fading Channels
Abstractā€” In this paper, the performance of a downlink synchronous MC-CDMA system with joint frequency-time domain spreading over time-variant frequency-selective Rayleigh fading...
Rui Fa, Bayan S. Sharif, Charalampos Tsimenidis