154 search results - page 23 / 31 » A Probabilistic Retrieval Model for Semistructured Data |
RECSYS
2009
ACM
15 years 4 months ago
2009
ACM
A fundamental aspect of rating-based recommender systems is the observation process, the process by which users choose the items they rate. Nearly all research on collaborative ï¬...
KDD
2007
ACM
15 years 10 months ago
2007
ACM
Multinomial distributions over words are frequently used to model topics in text collections. A common, major challenge in applying all such topic models to any text mining proble...
CIKM
2008
Springer
14 years 11 months ago
2008
Springer
Statistical topic models provide a general data-driven framework for automated discovery of high-level knowledge from large collections of text documents. While topic models can p...
RIAO
2007
14 years 11 months ago
2007
According to some current thinking, a very large number of semantic concepts could provide researcher a novel way to characterize video and be utilized for video retrieval and und...
SIGIR
2006
ACM
15 years 3 months ago
2006
ACM
We consider the following full-text search autocompletion feature. Imagine a user of a search engine typing a query. Then with every letter being typed, we would like an instant d...