'Context vectors' presentation slideshows

Introduction to Cross-Document Coreference

Introduction to Cross-Document Coreference. Amit Bagga StreamSage/Comcast Amit_Bagga@cable.comcast.com. Outline. Motivation and Definition Comparison with Within-Document Coreference, WSD and other NL tasks Methodologies for Entity Cross-Document Coreference

756 views • 65 slides

Generating Semantic Annotations for Frequent Patterns Using Context Analysis

Generating Semantic Annotations for Frequent Patterns Using Context Analysis. Topics Covered. Need. Evolution. What exactly are we looking for? Terms and Definitions. Modeling Context Patterns. Semantic Analysis and pattern annotation. Experiments and results. Related Work. Conclusions.

564 views • 43 slides

Lexical Semantics & Word Sense Disambiguation

Lexical Semantics & Word Sense Disambiguation. CMSC 35100 Natural Language Processing May 15, 2003. Roadmap. Lexical Semantics Emergent Meaning Thematic roles, Frames, & Primitives Word Sense Disambiguation Selectional Restriction-based approaches Limitations Robust Approaches

339 views • 28 slides

Three Approaches to Unsupervised WSD

Three Approaches to Unsupervised WSD. Dmitriy Dligach. Unsupervised WSD. No training corpora needed No predefined tag set needed Three approaches Context-group Discrimination (Schutze, 1998) Graph-based Algorithms (Agirre et al., 2006) HyperLex (Veronis, 2004)

316 views • 23 slides

Distributional Part-of-Speech Tagging

334 views • 21 slides

Charlotte Andersen John Pestian Karen Davis Lukasz Itert Pawe ? Matykewicz W? odzis ? aw Duch

The Semantic Retrieval System : Real-time System for Classifying and Retrieving Unstructured Pediatric Clinical Annotations. Charlotte Andersen John Pestian Karen Davis Lukasz Itert Pawe ? Matykewicz W? odzis ? aw Duch. Cincinnati, February 2005. Outline. The project Goals Focus

204 views • 20 slides

Context ? situations ? policy

Context ? situations ? policy. Daniel Cutting, Aaron Quigley University of Sydney. Introduction. Daniel Cutting Ph.D. candidate at University of Sydney (Aaron Quigley supervisor, John Zic associate supervisor) Part of the Smart Internet CRC About half-way through Ph.D.

265 views • 18 slides

Context ? situations ? policy

Context ? situations ? policy. Daniel Cutting, Aaron Quigley University of Sydney. Introduction. Daniel Cutting Ph.D. candidate at University of Sydney (Aaron Quigley supervisor, John Zic associate supervisor) Part of the Smart Internet CRC About half-way through Ph.D.

197 views • 18 slides