Patent Search: A Case Study of Cross-DB Associative Search.

Yoshiki Niwa Toru Hisamitsu Shingo Nishioka Osamu Imaichi Masakazu Fujio

Published in: NTCIR (2002)

Keyphrases

patent search
associative search
intellectual property
search queries
information retrieval systems
patent retrieval
prior art
patent documents
mathematical expressions
query formulation
case study
retrieval effectiveness
structured documents
database
low dimensional
web search
feature space
metadata