Compartir
Título
Experiments in term expansion using thesauri in Spanish
Autor(es)
Assunto
Recuperación de la información
Theasurus
Information retrieval
Fecha de publicación
2003
Citación
Zazo Rodríguez, A.F., García Figuerola, L.C., Alonso Berrocal, J.L., Rodríguez Vázquez de Aldana, E. y Gómez Díaz, R. (2003). Experiments in term expansion using thesauri in Spanish. En C. Peters, M. Braschler, J. Gonzalo y M. Kluck (Eds.), "Advances in Cross-Language Information Retrieval. Third Workshop of the Cross-Language Evaluation Forum, CLEF 2002, Rome, Italy. September, 2002 Revised Papers", "Lecture Notes in Computer Science", Springer 2785, 301-310.
Resumen
This paper presents some experiments carried out this year in the Spanish monolingual task at CLEF2002. The objective is to continue our research on term expansion. Last year we presented results regarding stemming. Now, our effort is centred on term expansion using thesauri. Many words that derive from the same stem have a close semantic content. However other words with very different stems also have semantically close senses. In this case, the analysis of the relationships between words in a document collection can be used to construct a thesaurus of related terms. The thesaurus can then be used to expand a term with the best related terms. This paper describes some experiments carried out to study term expansion using association and similarity thesauri.
Descrição
Se describe algunos experimentos realizados para estudiar la relación de los términos, sobre todo de la asociación y semejanza, usados en los tesauros españoles con el objetivo de mejorar la recuperación de la información.
URI
Aparece en las colecciones