Paper: Cross-Language Information Retrieval For Technical Documents

ACL ID W99-0605
Title Cross-Language Information Retrieval For Technical Documents
Venue 2000 Joint SIGDAT Conference on Empirical Methods in Natural Language Processing and Very Large Corpora
Session Main Conference
Year 1999
Authors

This paper proposes a Japanese/English cross- language information retrieval (CLIR) system targeting technical documents. Our system first translates a given query containing tech- nical terms into the target language, and then retrieves documents relevant to the translated query. The translation of technical terms is still problematic in that technical terms are often compound words, and thus new terms can be progressively created simply by combining ex- isting base words. In addition, Japanese of- ten represents loanwords based on its phono- gram. Consequently, existing dictionaries find it difficult to achieve sufficient coverage. To counter the first problem, we use a compound word translation method, which uses a bilin- gual dictionary for base words and collocational statistics to re...