Browsing by Author "Gey, Fredric"

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2001-09-17Konferenzveröffentlichung

Cross-Language Retrieval for the CLEF Collections

Comparing Multiple Methods of Retrieval

Gey, Fredric; Jiang, Hailing; Petras, Vivien; Chen, Aitao

For our participation in CLEF, the Berkeley group participated in the monolingual, multilingual and GIRT tasks. To help enrich the CLEF relevance set for future training, we prepared a manual reformulation of the original ...
2006Konferenzveröffentlichung

Domain-Specific CLIR of English, German and Russian Using Fusion and Subject Metadata for Query Expansion

Petras, Vivien; Gey, Fredric; Larson, Ray R.

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 ...
2004Konferenzveröffentlichung

UC Berkeley at CLEF-2003

Russian Language Experiments and Domain-Specific Retrieval

Petras, Vivien; Perelman, Natalia; Gey, Fredric

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 ...