699 search results - page 4 / 140 » Hierarchical pitman-yor language model for information retri... |
SIGIR
2004
ACM
13 years 12 months ago
2004
ACM
Previous research on cluster-based retrieval has been inconclusive as to whether it does bring improved retrieval effectiveness over document-based retrieval. Recent developments ...
CLEF
2005
Springer
13 years 12 months ago
2005
Springer
In the CLEF 2005 Ad-Hoc Track we experimented with language-specific morphosyntactic processing and light Natural Language Processing (NLP) for the retrieval of Bulgarian, French,...
CORR
2010
Springer
13 years 6 months ago
2010
Springer
In this report, we unify two quite distinct approaches to information retrieval: region models and language models. Region models were developed for structured document retrieval....
IPM
2007
13 years 6 months ago
2007
Through the recent NTCIR workshops, patent retrieval casts many challenging issues to information retrieval community. Unlike newspaper articles, patent documents are very long an...
ACMSE
2007
ACM
13 years 10 months ago
2007
ACM
Classification and change detection of land cover types in the remotely sensed images is one of the major applications in remote sensing. This paper presents a hierarchical framew...