A Generative Theory of Relevance: Relevance
2009-01-01 00:00:00
[The notion of relevance serves as the foundation for the field of Information Retrieval. After all, the purpose of retrieval systems is to retrieve relevant items in response to user requests. Naturally, most users have a fairly good idea of what relevance is — it is a representation of their information need, a reflection of what they are searching for. However, in order to build and test effective retrieval systems we must translate the intuitive notion of relevance into a strict formalism, and that turns out to be somewhat of a challenge.]
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[The notion of relevance serves as the foundation for the field of Information Retrieval. After all, the purpose of retrieval systems is to retrieve relevant items in response to user requests. Naturally, most users have a fairly good idea of what relevance is — it is a representation of their information need, a reflection of what they are searching for. However, in order to build and test effective retrieval systems we must translate the intuitive notion of relevance into a strict formalism, and that turns out to be somewhat of a challenge.]
Published: Jan 1, 2009
Keywords: Language Model; Machine Translation; Statistical Machine Translation; Relevance Judgment; Query Word
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