Now showing items 31-40 of 83
Berkeley at GeoCLEF
Logistic Regression and Fusion for Geographic Information Retrieval
In this paper we will describe the Berkeley (groups 1 and 2 combined) submissions and approaches to the GeoCLEF task for CLEF 2005. The two Berkeley groups used different systems and approaches for GeoCLEF with some common ...
How One Word Can Make all the Difference
Using Subject Metadata for Automatic Query Expansion and Reformulation
Query enhancement with domain-specific metadata (thesaurus terms) is analyzed for monolingual and bilingual retrieval on the GIRT social science collection. We describe our technique of Entry Vocabulary Modules, which ...
Domain-Specific CLIR of English, German and Russian Using Fusion and Subject Metadata for Query Expansion
This paper describes the combined submissions of the Berkeley group for the domain-specific track at CLEF 2005. The data fusion technique being tested is the fusion of multiple probabilistic searches against different XML ...
Interface Language, User Language and Success Rates in The European Library
In this paper, TEL 2010 action logs are analyzed with a particular focus on the impact of language (user native language and interface language) on the success of a search session. Particular user actions are defined as ...
UC Berkeley at CLEF-2003
Russian Language Experiments and Domain-Specific Retrieval
As in the previous years, Berkeley’s group 1 experimented with the domain-specific CLEF collection GIRT as well as with Russian as query and document language. The GIRT collection was substantially extended this year and ...
Using Thesauri in Cross-Language Retrieval of German and French Indexed Collections
For CLEF 2002, Berkeley’s group one experimented with Russian, French and English as query languages, and investigated thesaurus-aided retrieval for the special CLEF collections GIRT and Amaryllis. Two techniques were used ...
Supporting Complex Search Tasks
ECIR 2015 Workshop
There is broad consensus in the field of IR that search is complex in many use cases and applications, both on the Web and in domain specific collections, and both professionally and in our daily life. Yet our understanding ...