636 search results - page 34 / 128 » Modeling score distributions in information retrieval |
IADIS
2003
13 years 9 months ago
2003
Avionics data at the National Aeronautics and Space Administration’s (NASA) Jet Propulsion Laboratory (JPL) consists of distributed, unmanaged, and heterogeneous information tha...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
Several types of queries are widely used on the World Wide Web and the expected retrieval method can vary depending on the query type. We propose a method for classifying queries ...
SIGIR
2008
ACM
13 years 7 months ago
2008
ACM
We analyse query length, and fit power-law and Poisson distributions to four different query sets. We provide a practical model for query length, based on the truncation of a Pois...
ICDE
2005
IEEE
14 years 9 months ago
2005
IEEE
Query processing in traditional information management systems has moved from an exact match model to more flexible paradigms allowing cooperative retrieval by aggregating the dat...
MM
2009
ACM
14 years 2 months ago
2009
ACM
Query-to-concept mapping plays one of the keys to concept-based video retrieval. Conventional approaches try to find concepts that are likely to co-occur in the relevant shots fro...