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Information filtering and information retrieval

Communications of the ACM, 1992
Information filtering systems are designed for unstructured or semistructured data, as opposed to database applications, which use very structured data. The systems also deal primarily with textual information, but they may also entail images, voice, video or other data types that are part of multimedia information systems.
Nicholas J. Belkin, W. Bruce Croft
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Adaptive information filtering

Proceedings of the eighth international conference on Information and knowledge management, 1999
The task of information filtering is to classify documents from a stream as either relevant or non-relevant according to a particular user interest with the objective to reduce information load. When using an information filter in an environment that is changing with time, methods for adapting the filter should be considered in order to retain ...
Carsten Lanquillon, Ingrid Renz
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