| J. C. French, A. L. Powell, F. Gey, and N. Perelman. Exploiting A Controlled Vocabulary to Improve Collection Selection and Retrieval Effectiveness. In Proc. Tenth International Conference on Information and Knowledge Management (CIKM 2001. |
.... either directly [26, 36, 5] or through preliminary query based sampling [4] Some of these tech niques suggest that a reorganization of large amounts of data, either by the clustering of different database selection indexes or by topical organization, may im prove overall retrieval performance [37, 22, 12]. In massive online data environments where the stream of incoming data or the requirements for updates can be daunting, such infrastructure issues can best be addressed in a logical, rather than physical, manner in order to be practical for operational environments. We have observed that few of ....
....investigations have focused on issues related to domain utility, especially for those domains that rely on closed vocabularies. One recent exception is the work on query augmentation by French, et al. that used a MeSH (medical) closed vocabulary tied to the OHSUMED collection s MEDLINE articles [12]. Our work simi larly needs to handle features of the legal domain, in cluding the ability to treat legal citations (e.g. 583 Cal. App. J37) legal titles (e.g. Brown v. Board of Education) and legal phrases (e.g. the statute of limitations non equivalence to limitations of the ....
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J. C. French, A. L. Powell, F. Gey, and N. Perelman. Ex- ploiting a controlled vocabulary to improve collection selection and retrieval effectiveness. In Proc. of CIKM '01, pages 199-206. ACM Press, Nov. 2001.
....Manual indexing is a labor intensive activity that provides enormous potential for improving retrieval performance. Our work seeks to take advantage of suchmanually acquired terms for both collection selection and document retrieval. A preliminary version of this work was reported in French et al.[13]. Here we elaborate and expand that work and corroborate the findings with another set of experiments. 3.1 Manual Indexing The NTCIR collection of Japanese English scientific abstracts from 65 scientific societies of Japan presents an example of author assigned terms without vocabulary ....
J. C. French, A. L. Powell, F. Gey, and N. Perelman. Exploiting A Controlled Vocabulary to Improve Collection Selection and Retrieval Effectiveness. In Proc. Tenth International Conference on Information and Knowledge Management (CIKM 2001.
....Another related activity is automatically assigning index terms from a controlled vocabulary[15] or expanding the keywords associated with data items (e.g. Garfield and Sher[11] Gey et al. 12] have used entry vocabulary indexes (EVI) as a search aid. EVI s have been investigated by French et al.[5] for collection selection and document retrieval effectiveness. We also intend to support vocabulary switching as discussed by Schatz[20] Our approach is to use past user queries to help disambiguate current queries. This approach will let users establish a pertinent search context in which to ....
J. C. French, A. L. Powell, F. Gey, and N. Perelman. Exploiting A Controlled Vocabulary to Improve Collection Selection and Retrieval Effectiveness. In Proceedings Tenth International Conference on Information and Knowledge Management (CIKM 2001.
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