'Multi document' diaporamas de présentation

Text summarization

Text summarization. Tutorial ACM SIGIR Sheffield, UK July 25, 2004. Dragomir R. Radev CLAIR: Computational Linguistics And Information Retrieval group University of Michigan radev@umich.edu. Part I Introduction. Information overload. The problem: 4 Billion URLs indexed by Google

1.7k views • 153 slides

Text summarization

Text summarization. radev@umich.edu. Part I Introduction. Information overload. The problem: 40 Billion URLs indexed by Google Possible approaches: information retrieval document clustering information extraction visualization question answering text summarization. Types of summaries.

1.77k views • 150 slides

Text summarization

Text summarization. Dragomir R. Radev . Part I Introduction. Information overload. The problem: 4 Billion URLs indexed by Google 200 TB of data on the Web [Lyman and Varian 03] Possible approaches: information retrieval document clustering information extraction visualization

1.82k views • 150 slides

Lessons Learned from Evaluation of Summarization Systems: Nightmares and Pleasant Surprises

Lessons Learned from Evaluation of Summarization Systems: Nightmares and Pleasant Surprises. Kathleen McKeown Department of Computer Science Columbia University Major contributers: Ani Nenkova, Becky Passonneau. Questions. What kinds of evaluation are possible? What are the pitfalls?

821 views • 82 slides

Recent advances in multi-document summarization

Dragomir Radev University of Michigan, Ann Arbor radev@umich.edu Presentation at UC Berkeley SIMS, November 10, 2004. Recent advances in multi-document summarization. Large : 10 10 pages, 200 TB [Lyman&Varian 03] cf. brain (10 11 neurons)

1.07k views • 76 slides

Introduction to DUC-2001: an Intrinsic Evaluation of Generic News Text Summarization Systems

Introduction to DUC-2001: an Intrinsic Evaluation of Generic News Text Summarization Systems. Paul Over Retrieval Group Information Access Division National Institute of Standards and Technology. Document Understanding Conferences (DUC). Summarization has always been a major TIDES component

669 views • 56 slides

Effects of overlaying ontologies to TextRank graphs

Effects of overlaying ontologies to TextRank graphs. Project Report By Kino Coursey. Outline. Introduction & Background Ontology based Summarization Evaluation Discussion Future Work Conclusion. Motivation. An exponentially increasing volume of information requires summarization

434 views • 31 slides

Natural Language Processing

331 views • 29 slides

Modeling Novelty and feature combination using Support Vector Regression for Update Summarization

Modeling Novelty and feature combination using Support Vector Regression for Update Summarization. Praveen Bysani Vijay Yaram Vasudeva Varma. Outline. Text Summarization Update Summarization Support Vector Regression Sentence Scoring Features Novelty Factor (NF) Experimental Results.

402 views • 25 slides

Node Js, AngularJs and Express Js Tutorial

Node Js, AngularJs and Express Js Tutorial - Learn Node.js framework in simple and easy steps starting from Introduction, Environment Setup, Node Package Manager, Node Callbacks Concept, Node Buffers Module, Node Streams, Node File System, Node Utility Modules, Node Web Module, Node Express Application, Node RESTFul API, Node Scaling Application

768 views • 10 slides