22 search results - page 1 / 5 » A unified optimization framework for robust pseudo-relevance... |
CIKM
2010
Springer
13 years 3 months ago
2010
Springer
We present a flexible new optimization framework for finding effective, reliable pseudo-relevance feedback models that unifies existing complementary approaches in a principled wa...
TREC
2008
13 years 6 months ago
2008
Relevance feedback is the retrieval task where the system is given not only an information need, but also some relevance judgement information, usually from users' feedback f...
AIRS
2009
Springer
13 years 11 months ago
2009
Springer
Relevance-based language models operate by estimating the probabilities of observing words in documents relevant (or pseudo relevant) to a topic. However, these models assume that ...
ISCAS
2011
IEEE
12 years 8 months ago
2011
IEEE
—A unified optimization framework is presented for simultaneous gate sizing and placement. These processes are unified using Lagrangian multipliers, which synchronize the efforts...
CEC
2010
IEEE
13 years 4 months ago
2010
IEEE
Abstract— We present a unifying framework for continuous optimization and sampling. This framework is based on Gaussian Adaptation (GaA), a search heuristic developed in the late...