100+ Automatic information retrieval PowerPoint (PPT) Presentations, Automatic information retrieval PPTs

Automatic information retrieval - PowerPoint PPT Presentation

Latent Semantic Analysis (LSA)

Latent Semantic Analysis (LSA). Introduction to LSA. Learning Model Uses Singular Value Decomposition (SVD) to simulate human learning of word and passage meaning Represents word and passage meaning as high-dimensional vectors in the semantic space Its success depends on:

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823 views • 14 slides

P atient-population-problem, E xposure-intervention, C omparison, O utcome, D uration, & R esults

P atient-population-problem, E xposure-intervention, C omparison, O utcome, D uration, & R esults. Presence of text or text patterns PECODR elements are present in the majority of abstracts with the exception of Duration (75%) Patterns of PECODR P & E = Medical or Drug Terms (thesaurus)

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409 views • 1 slides

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Automatic information retrieval - PowerPoint PPT Presentation

Latent Semantic Analysis (LSA)

P atient-population-problem, E xposure-intervention, C omparison, O utcome, D uration, &amp; R esults

P atient-population-problem, E xposure-intervention, C omparison, O utcome, D uration, & R esults