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All Blog Posts Tagged 'semantic' (2)

Document Classification: latent semantic vs bag of words. Who is the best?

We have seen few posts ago an approach to extract meta "concepts" from text based on latent semantic paradigm.

In this post we apply this approach to classify documents, and we do a comparison between this approach and the canonical bag of words.

The comparison test will be done through the ensemble method already showed in the last post.

To read the entire post click …

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Added by Cristian Mesiano on February 20, 2012 at 7:22am — No Comments

Trillion Triple Semantic Database

The Semantic Web is an idea of World Wide Web inventor Tim Berners-Lee where the web captures the semantics, or meaning, of data, and where machines are enabled to interact with that meta data. Berners-Lee observes that although search engines index much of the Web's content, keywords only provide an indirect association of the meaning that human actors are seeking. He foresees a number of ways in which developers and authors, singly or in collaborations, can use self-descriptions and other…

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Added by Theodore Omtzigt on September 14, 2011 at 2:27pm — No Comments

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