Sciweavers

2540 search results - page 346 / 508
» Retrieval Status Values in Information Retrieval Evaluation
Sort
View
SAC
2002
ACM
15 years 6 months ago
Hierarchical presentation of expansion terms
Different presentations of candidate expansion terms have not been fully explored in interactive query expansion (IQE). Most existing systems that offer an IQE facility use a list...
Hideo Joho, Claire Coverson, Mark Sanderson, Miche...
KDD
2008
ACM
128views Data Mining» more  KDD 2008»
16 years 7 months ago
Bypass rates: reducing query abandonment using negative inferences
We introduce a new approach to analyzing click logs by examining both the documents that are clicked and those that are bypassed--documents returned higher in the ordering of the ...
Atish Das Sarma, Sreenivas Gollapudi, Samuel Ieong
CIKM
2007
Springer
16 years 22 days ago
Index compression is good, especially for random access
Index compression techniques are known to substantially decrease the storage requirements of a text retrieval system. As a side-effect, they may increase its retrieval performanc...
Stefan Büttcher, Charles L. A. Clarke
ISMIR
2004
Springer
192views Music» more  ISMIR 2004»
15 years 12 months ago
Extraction of Drum Patterns and their Description within the MPEG-7 High-Level-Framework
A number of metadata standards have been published in recent years due to the increasing availability of multimedia content and the resulting issue of sorting and retrieving this ...
Matthias Gruhne, Christian Uhle, Christian Dittmar...
MM
2003
ACM
124views Multimedia» more  MM 2003»
15 years 11 months ago
Using structure patterns of temporal and spectral feature in audio similarity measure
Although statistical characteristics of audio features are widely used for similarity measure in most of current audio analysis systems and have been proved to be effective, they ...
Rui Cai, Lie Lu, HongJiang Zhang