By Mounia Lalmas, Keith van Rijsbergen (auth.), Tony McEnery BA (Hons), MSc, Chris Paice BSc.Tech, PhD (eds.)
We wish that every one readers will locate the papers integrated during this quantity of curiosity. All have been provided on the 14th BCS IRSG examine Colloquium held at Lancaster collage on 13th-14th April 1992. The papers reveal rather well the scope and breadth of data retrieval, as certainly did the workshop ilself. in addition they current a very good cross-section of present IR learn, and as such offer an invaluable signpost for traits in details retrieval. ahead of we end we needs to thank the next colleagues: Simon Botley, Paul Rayson and Paul Jones for his or her assist in the association of the convention. we might additionally wish to expand a unique message of because of Professor G.N. Leech of the dept of Linguistics at Lancaster and Roger Garside of the dep. of Computing at Lancaster for his or her help throughout the convention interval. Tony McEnery may additionally wish to convey his thank you and gratitude to Paul Baker for his support in the course of the construction of this e-book. September 1992 Tony McEnery Chris Paice Contents A Logical version of data Retrieval according to scenario conception M. La/mas and okay. van Rijsbergen ........................................................ .
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Extra resources for 14th Information Retrieval Colloquium: Proceedings of the BCS 14th Information Retrieval Colloquium, University of Lancaster, 13-14 April 1992
8. • Home computing. Other computing. > personal computing. > home computing. • Algol 68. Computer software - techniques and systems • > formal languages - > algol 68. OR Computer software - techniques and systems· > programming languages. > algol 68. 10. • Code division multiple access. Data communication equipment and techniques • > protocols. > code division multiple access OR Analogue and digital computer systems· > multi-access systems· > code division multiple access. > CONCEPT TRANSLATION AND ROUTES 1.
These thesauri have their own formats. Supporting different interfaces for the different format thesauri will inconvenience the user. In order to use the same tool to browse through the thesauri, we convert the thesauri into a common fonnat without loss of impOltant infOlmation. There are many well-known drawbacks in conventional Boolean retrieval systems [RAD88], [LOS88]. ISIR allows the user to issue a query as weighted descriptors. The weighted query is translated into Boolean queries by representing every Boolean expression as a disjunction of conjunctions called Elementary Logical Conjuncts (ELCs) [ARN62], [FRE91].
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