283 search results - page 57 / 57 » A study of the effect of term proximity on query expansion |
SIGMOD
2010
ACM
13 years 5 months ago
2010
ACM
An increasing number of applications operate on data obtained from the Web. These applications typically maintain local copies of the web data to avoid network latency in data acc...
BMCBI
2008
13 years 5 months ago
2008
Background: Keyword searching through PubMed and other systems is the standard means of retrieving information from Medline. However, ad-hoc retrieval systems do not meet all of t...
SIGIR
2008
ACM
13 years 4 months ago
2008
ACM
Efficient similarity search in high-dimensional spaces is important to content-based retrieval systems. Recent studies have shown that sketches can effectively approximate L1 dist...