Sciweavers

4589 search results - page 299 / 918
» A new evaluation measure for information retrieval systems
Sort
View
CIT
2006
Springer
15 years 10 months ago
A new collision resistant hash function based on optimum dimensionality reduction using Walsh-Hadamard transform
Hash functions play the most important role in various cryptologic applications, ranging from data integrity checking to digital signatures. Our goal is to introduce a new hash fu...
Barzan Mozafari, Mohammad Hasan Savoji
SIGIR
2005
ACM
16 years 10 days ago
Basic issues on the processing of web queries
Search engines represent a key component of Web economy these days. Despite that, there is not much technical literature available on their design, fine tuning, and internal oper...
Claudine Santos Badue, Ramurti A. Barbosa, Paulo B...
TREC
2004
15 years 8 months ago
Overview of the TREC 2004 Terabyte Track
The Terabyte Track explores how adhoc retrieval and evaluation techniques can scale to terabyte-sized collections. For TREC 2004, our first year, 50 new adhoc topics were created ...
Charles L. A. Clarke, Nick Craswell, Ian Soboroff
STORAGESS
2006
ACM
16 years 22 days ago
Long-term threats to secure archives
Archival storage systems are designed for a write-once, read-maybe usage model which places an emphasis on the long-term preservation of their data contents. In contrast to tradit...
Mark W. Storer, Kevin M. Greenan, Ethan L. Miller
CIKM
2008
Springer
15 years 8 months ago
Cost-effective spam detection in p2p file-sharing systems
Spam is highly pervasive in P2P file-sharing systems and is difficult to detect automatically before actually downloading a file due to the insufficient and biased description of ...
Dongmei Jia