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UAI
2003
15 years 1 months ago
On the Convergence of Bound Optimization Algorithms
Many practitioners who use EM and related algorithms complain that they are sometimes slow. When does this happen, and what can be done about it? In this paper, we study the gener...
Ruslan Salakhutdinov, Sam T. Roweis, Zoubin Ghahra...
IR
2006
14 years 11 months ago
Evolving local and global weighting schemes in information retrieval
This paper describes a method, using Genetic Programming, to automatically determine term weighting schemes for the vector space model. Based on a set of queries and their human de...
Ronan Cummins, Colm O'Riordan
MICRO
2009
IEEE
168views Hardware» more  MICRO 2009»
15 years 6 months ago
Ordering decoupled metadata accesses in multiprocessors
Hardware support for dynamic analysis can minimize the performance overhead of useful applications such as security checks, debugging, and profiling. To eliminate implementation ...
Hari Kannan
ASPLOS
1992
ACM
15 years 3 months ago
Parity Declustering for Continuous Operation in Redundant Disk Arrays
We describe and evaluate a strategy for declustering the parity encoding in a redundant disk array. This declustered parity organization balances cost against data reliability and...
Mark Holland, Garth A. Gibson
SIGIR
2010
ACM
15 years 3 months ago
Proximity-based opinion retrieval
Blog post opinion retrieval aims at finding blog posts that are relevant and opinionated about a user’s query. In this paper we propose a simple probabilistic model for assigni...
Shima Gerani, Mark James Carman, Fabio Crestani