447 search results - page 22 / 90 » Probabilistic model for contextual retrieval |
SIGIR
2006
ACM
14 years 1 months ago
2006
ACM
Classical query expansion techniques such as the local context analysis (LCA) make use of term co-occurrence statistics to incorporate additional contextual terms for enhancing pa...
CIKM
2011
Springer
12 years 7 months ago
2011
Springer
We present a hybrid method to turn off-the-shelf information retrieval (IR) systems into future event predictors. Given a query, a time series model is trained on the publication...
FLAIRS
2007
13 years 10 months ago
2007
Episodic knowledge is often stored in the form of textual narratives written in natural language. However, a large repository of such narratives will contain both repetitive and n...
CIKM
2010
Springer
13 years 2 months ago
2010
Springer
Context-awareness for information retrieval is challenging problem as information about the users current situation is rarely available. If such information would be available, re...
CIVR
2008
Springer
13 years 9 months ago
2008
Springer
Recent content-based video retrieval systems combine output of concept detectors (also known as high-level features) with text obtained through automatic speech recognition. This ...