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TIT
2010
163views Education» more  TIT 2010»
15 years 1 months ago
Power-controlled feedback and training for two-way MIMO channels
Most communication systems use some form of feedback, often related to channel state information. The common models used in analyses either assume perfect channel state information...
Vaneet Aggarwal, Ashutosh Sabharwal
VTC
2010
IEEE
140views Communications» more  VTC 2010»
15 years 5 months ago
To Cooperate or Not: A Capacity Perspective
Abstract—It is widely recognized that differential decode-andforward (DDF) cooperative transmission scheme is capable of providing a superior performance compared to classic dire...
Li Wang, Lingkun Kong, Soon Xin Ng, Lajos Hanzo
WWW
2009
ACM
16 years 7 months ago
Scrolling behaviour with single- and multi-column layout
The standard layout model used by web browsers is to lay text out in a vertical scroll using a single column. The horizontal-scroll layout model--in which text is laid out in colu...
Cameron Braganza, Kim Marriott, Peter Moulder, Mic...
WWW
2008
ACM
16 years 7 months ago
Offline matching approximation algorithms in exchange markets
Motivated by several marketplace applications on rapidly growing online social networks, we study the problem of efficient offline matching algorithms for online exchange markets....
Zeinab Abbassi, Laks V. S. Lakshmanan
KDD
2003
ACM
120views Data Mining» more  KDD 2003»
16 years 7 months ago
On detecting differences between groups
Understanding the differences between contrasting groups is a fundamental task in data analysis. This realization has led to the development of a new special purpose data mining t...
Geoffrey I. Webb, Shane M. Butler, Douglas A. Newl...