Associative document retrieval by query subtopic analysis and its application to invalidity patent search.

@inproceedings{takaki-2004-associative, author = {Toru Takaki and Atsushi Fujii and Tetsuya Ishikawa}, editor = {David A. Grossman and Luis Gravano and ChengXiang Zhai and Otthein Herzog and David A. Evans}, title = {{Associative document retrieval by query subtopic analysis and its application to invalidity patent search}}, booktitle = {{Proceedings of the 2004 ACM CIKM International Conference on Information and Knowledge Management, Washington, DC, USA, November 8-13, 2004}}, pages = {399--405}, publisher = {ACM}, year = {2004}, url = {https://doi.org/10.1145/1031171.1031251}, doi = {https://doi.org/10.1145/1031171.1031251} }