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» On Ultrametric Algorithmic Information
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CORR
2010
Springer
122views Education» more  CORR 2010»
15 years 1 months ago
Concavity of Mutual Information Rate for Input-Restricted Finite-State Memoryless Channels at High SNR
We consider a finite-state memoryless channel with i.i.d. channel state and the input Markov process supported on a mixing finite-type constraint. We discuss the asymptotic behavio...
Guangyue Han, Brian H. Marcus
WWW
2011
ACM
15 years 1 months ago
Design and implementation of contextual information portals
This paper presents a system for enabling offline web use to satisfy the information needs of disconnected communities. We describe the design, implementation, evaluation, and pil...
Jay Chen, Russell Power, Lakshminarayanan Subraman...
CORR
2011
Springer
199views Education» more  CORR 2011»
14 years 10 months ago
Surrogate Parenthood: Protected and Informative Graphs
Many applications, including provenance and some analyses of social networks, require path-based queries over graphstructured data. When these graphs contain sensitive information...
Barbara T. Blaustein, Adriane Chapman, Len Seligma...
MICCAI
2005
Springer
16 years 7 months ago
Automated Surface Matching Using Mutual Information Applied to Riemann Surface Structures
Many medical imaging applications require the computation of dense correspondence vector fields that match one surface with another. To avoid the need for a large set of manually-d...
Yalin Wang, Ming-Chang Chiang, Paul M. Thompson
KDD
2007
ACM
136views Data Mining» more  KDD 2007»
16 years 7 months ago
Information genealogy: uncovering the flow of ideas in non-hyperlinked document databases
We now have incrementally-grown databases of text documents ranging back for over a decade in areas ranging from personal email, to news-articles and conference proceedings. While...
Benyah Shaparenko, Thorsten Joachims