Query submission - PowerPoint PPT Presentation

Evaluation

Evaluation. Rong Jin. Evaluation. Evaluation is key to building effective and efficient search engines usually carried out in controlled experiments online testing can also be done Effectiveness and efficiency are related High efficiency may be obtained at the price of effectiveness.

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Domain Specific Deep Web Discovery and Cataloging

Domain Specific Deep Web Discovery and Cataloging. Chelsea Hicks Matthew Scheffer. Problem. The benefit of extracting information from the deep web is that there are 400-550 times more the information than the normal surface web (1).

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391 views • 23 slides

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