'Document matrix' diaporamas de présentation

Outline

Outline. Support Vector Machines Issues in the classification of text documents. Support Vector Machines. 2-class training data decision boundary ? linear separator criterion : being maximally far away from any data point ? determines classifier margin

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Learning Structure in Unstructured Document Bases

Learning Structure in Unstructured Document Bases. David Cohn Burning Glass Technologies and CMU Robotics Institute www.cs.cmu.edu/~cohn Joint work with: Adam Berger, Rich Caruana, Huan Chang, Dayne Frietag, Thomas Hofmann, Andrew McCallum, Vibhu Mittal and Greg Schohn.

603 views • 60 slides

Text Categorization Moshe Koppel Lecture 12:Latent Semantic Indexing

Text Categorization Moshe Koppel Lecture 12:Latent Semantic Indexing. Adapted from slides by Prabhaker Raghavan, Chris Manning and TK Prasad. Clustering documents (and terms). Latent Semantic Indexing Term-document matrices are very large

586 views • 42 slides

Level Search Filtering for IR Model Reduction

Level Search Filtering for IR Model Reduction. Michael W. Berry Xiaoyan (Kathy) Zhang Padma Raghavan Department of Computer Science University of Tennessee. Computational Models for IR. 1 . Need framework for designing concept-based IR models.

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284 views • 28 slides

426 views • 27 slides

Latent Semantic Analysis

289 views • 27 slides

Outline

289 views • 22 slides

What is missing?

327 views • 21 slides

API 17N Subsea Production System Reliability and Technical Risk Management

API 17N Subsea Production System Reliability and Technical Risk Management. Don Wells Hess Corporation. History / Status. Document released in 2009 Specificatio n contains: Life Cycle Process ( LCP ) Define, Plan, Implement, Feedback ( DPIF ) Loop 12 Key Practices ( KP )

292 views • 11 slides

API 17N Subsea Production System Reliability and Technical Risk Management

API 17N Subsea Production System Reliability and Technical Risk Management. Don Wells Hess Corporation. History / Status. Document released in 2009 Specificatio n contains: Life Cycle Process ( LCP ) Define, Plan, Implement, Feedback ( DPIF ) Loop 12 Key Practices ( KP )

472 views • 10 slides