62 Agichtein PPTs View free & download

Eugene Agichtein and Silviu Cucerzan PowerPoint PPT Presentation

Eugene Agichtein and Silviu Cucerzan - Blogs. News. Alerts. Information Extraction System. Events. Entities. E. 1 ... A senior White House official, who accompanied Clinton , told reporters...

Blogs. News. Alerts. Information Extraction System. Events. Entities. E. 1 ... A senior White House official, who accompanied Clinton , told reporters...

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Scalable Information Extraction and Integration PowerPoint PPT Presentation

Scalable Information Extraction and Integration - Scalable Information Extraction and Integration Eugene Agichtein Microsoft Research Emory University Sunita Sarawagi IIT Bombay

Scalable Information Extraction and Integration Eugene Agichtein Microsoft Research Emory University Sunita Sarawagi IIT Bombay

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Extracting Relations from XML Documents PowerPoint PPT Presentation

Extracting Relations from XML Documents - Extracting Relations from XML Documents C. T. Howard Ho Joerg Gerhardt Eugene Agichtein* Vanja Josifovski IBM Almaden and Columbia University*

Extracting Relations from XML Documents C. T. Howard Ho Joerg Gerhardt Eugene Agichtein* Vanja Josifovski IBM Almaden and Columbia University*

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Towards Web-Scale Information Extraction PowerPoint PPT Presentation

Towards Web-Scale Information Extraction - ... generated): see Prof. Bing Liu's KDD webinar: http: ... Steve Cook. Ronald Fagin. Eugene Agichtein KDD Webinar: Towards Web-Scale Information Extraction ...

... generated): see Prof. Bing Liu's KDD webinar: http: ... Steve Cook. Ronald Fagin. Eugene Agichtein KDD Webinar: Towards Web-Scale Information Extraction ...

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To Search or to Crawl? Towards a Query Optimizer for Text-Centric Tasks PowerPoint PPT Presentation

To Search or to Crawl? Towards a Query Optimizer for Text-Centric Tasks - To Search or to Crawl? Towards a Query Optimizer for Text-Centric Tasks. Panos Ipeirotis New York University. Eugene Agichtein Microsoft Research ...

To Search or to Crawl? Towards a Query Optimizer for Text-Centric Tasks. Panos Ipeirotis New York University. Eugene Agichtein Microsoft Research ...

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Columbias Database Group http:www.cs.columbia.edudatabase PowerPoint PPT Presentation

Columbias Database Group http:www.cs.columbia.edudatabase - information retrieval, web search, DB ... Eugene Agichtein (Emory), Nicolas Bruno (Microsoft Research), Panos Ipeirotis (NYU), Am lie Marian (Rutgers), Jun Rao ...

information retrieval, web search, DB ... Eugene Agichtein (Emory), Nicolas Bruno (Microsoft Research), Panos Ipeirotis (NYU), Am lie Marian (Rutgers), Jun Rao ...

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Search User Behavior: Expanding The Web Search Frontier PowerPoint PPT Presentation

Search User Behavior: Expanding The Web Search Frontier - Rank pages using hundreds of features: Content match ... Clickthrough: frequency and timing of clicks. Browsing: what users do after a click ...

Rank pages using hundreds of features: Content match ... Clickthrough: frequency and timing of clicks. Browsing: what users do after a click ...

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Modeling Query-Based Access to Text Databases PowerPoint PPT Presentation

Modeling Query-Based Access to Text Databases - Often relevant information is not crawlable, but available only via a search engine. Search engines can help: ... Over newspaper archives: tracking disease ...

Often relevant information is not crawlable, but available only via a search engine. Search engines can help: ... Over newspaper archives: tracking disease ...

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Unsupervised Strategies for Information Extraction by Text Segmentation PowerPoint PPT Presentation

Unsupervised Strategies for Information Extraction by Text Segmentation - Title: ONDUX Aprendizado N o-Supervisionado e sob Demanda para Extra o de Informa o Author: Eli Last modified by: Eli Cortez Created Date

Title: ONDUX Aprendizado N o-Supervisionado e sob Demanda para Extra o de Informa o Author: Eli Last modified by: Eli Cortez Created Date

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IR, IE and QA over Social Media PowerPoint PPT Presentation

IR, IE and QA over Social Media - [from Andrew Tomkins/Yahoo!, 'Future or Web ... Setting: Community QA (Yahoo! Answers) ... Outperform Yahoo! default ranking or na ve ranking by user votes ...

[from Andrew Tomkins/Yahoo!, 'Future or Web ... Setting: Community QA (Yahoo! Answers) ... Outperform Yahoo! default ranking or na ve ranking by user votes ...

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Mining Clickthrough Data PowerPoint PPT Presentation

Mining Clickthrough Data - Mining Web Query Hierarchies from Clickthrough Data. 8. Intuitions ... Learning Semantic Relations from Clickthrough Data for Query Suggestion. 14. Queries ...

Mining Web Query Hierarchies from Clickthrough Data. 8. Intuitions ... Learning Semantic Relations from Clickthrough Data for Query Suggestion. 14. Queries ...

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Learning%20User%20Interaction%20Models%20for%20Predicting%20Web%20Search%20Result%20Preferences PowerPoint PPT Presentation

Learning%20User%20Interaction%20Models%20for%20Predicting%20Web%20Search%20Result%20Preferences - Millions of users submit queries daily and interact with the search results ... Fraction of clicks on URL. Deviation from 'expected' given result position. Time ...

Millions of users submit queries daily and interact with the search results ... Fraction of clicks on URL. Deviation from 'expected' given result position. Time ...

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Querying Text Databases for Efficient Information Extraction PowerPoint PPT Presentation

Querying Text Databases for Efficient Information Extraction - Over newspaper archives: tracking disease outbreaks, terrorist attacks; intelligence ... Flu. Bergen-Belsen. Typhus. Ethiopia. Malaria. Headquarters ...

Over newspaper archives: tracking disease outbreaks, terrorist attacks; intelligence ... Flu. Bergen-Belsen. Typhus. Ethiopia. Malaria. Headquarters ...

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Modeling QueryBased Access to Text Databases - Presented graph model for query-based algorithms: for Information Extraction ... such algorithms. Presented single reachability metric to predict success of ...

Presented graph model for query-based algorithms: for Information Extraction ... such algorithms. Presented single reachability metric to predict success of ...

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Discovering and Utilizing Structure in Large Unstructured Text Datasets PowerPoint PPT Presentation

Discovering and Utilizing Structure in Large Unstructured Text Datasets - ... years, Microsoft Corporation CEO Bill Gates railed against the economic ... Bill Gates CEO Microsoft. Bill Veghte VP Microsoft. Richard Stallman founder ...

... years, Microsoft Corporation CEO Bill Gates railed against the economic ... Bill Gates CEO Microsoft. Bill Veghte VP Microsoft. Richard Stallman founder ...

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Kein Folientitel PowerPoint PPT Presentation

Kein Folientitel - ... Jaro-Winkler Soundex suitable for short strings with spelling mistakes Hybrids ... What is the sound of one ... Ore. Microsoft's central ...

... Jaro-Winkler Soundex suitable for short strings with spelling mistakes Hybrids ... What is the sound of one ... Ore. Microsoft's central ...

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Snowball : Extracting Relations from Large Plain-Text Collections PowerPoint PPT Presentation

Snowball : Extracting Relations from Large Plain-Text Collections - Text documents hide valuable structured information. If we manage ... Netscape 's flashy headquarters in Mountain View is near. LOCATION. ORGANIZATION { 's 0.7 ...

Text documents hide valuable structured information. If we manage ... Netscape 's flashy headquarters in Mountain View is near. LOCATION. ORGANIZATION { 's 0.7 ...

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ISMB 2003 presentation Extracting Synonymous Gene and Protein Terms from Biological Literature PowerPoint PPT Presentation

ISMB 2003 presentation Extracting Synonymous Gene and Protein Terms from Biological Literature - ISMB 2003 presentation. Extracting Synonymous Gene and Protein Terms from ... Friedman 03] [Pakhomov 02] [Park and Byrd 01] [Schwartz and Hearst 03] [Yoshida ...

ISMB 2003 presentation. Extracting Synonymous Gene and Protein Terms from ... Friedman 03] [Pakhomov 02] [Park and Byrd 01] [Schwartz and Hearst 03] [Yoshida ...

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Towards WebScale Information Extraction - Ronald Fagin. S1. Label(si) Sequence. Segment(si) Ronald Fagin, Combining Fuzzy Information from Multiple Systems, Proc. of ACM SIGMOD, 2002 ...

Ronald Fagin. S1. Label(si) Sequence. Segment(si) Ronald Fagin, Combining Fuzzy Information from Multiple Systems, Proc. of ACM SIGMOD, 2002 ...

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CSM06 Information Retrieval PowerPoint PPT Presentation

CSM06 Information Retrieval - CSM06 Information Retrieval Lecture 4: Web IR part 1 Dr Andrew Salway a.salway@surrey.ac.uk

CSM06 Information Retrieval Lecture 4: Web IR part 1 Dr Andrew Salway a.salway@surrey.ac.uk

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CS345 Data Mining PowerPoint PPT Presentation

CS345 Data Mining - CS345 Data Mining Mining the Web for Structured Data Our view of the web so far Web pages as atomic units Great for some applications e.g., Conventional web search ...

CS345 Data Mining Mining the Web for Structured Data Our view of the web so far Web pages as atomic units Great for some applications e.g., Conventional web search ...

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SI485i : NLP PowerPoint PPT Presentation

SI485i : NLP - Why Information Extraction. You have a desired relation/fact you want to monitor. Profits from corporations. Actions performed by persons of interest

Why Information Extraction. You have a desired relation/fact you want to monitor. Profits from corporations. Actions performed by persons of interest

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Lecture 16: Information Extraction PowerPoint PPT Presentation

Lecture 16: Information Extraction - Cincinnati, Ohio 45210. Pawel Opalinski, Software. Engineer at WhizBang Labs. E.g. word patterns: ... Candidates. Abraham Lincoln was born in Kentucky. ...

Cincinnati, Ohio 45210. Pawel Opalinski, Software. Engineer at WhizBang Labs. E.g. word patterns: ... Candidates. Abraham Lincoln was born in Kentucky. ...

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Accessing, Managing, and Mining Unstructured Data PowerPoint PPT Presentation

Accessing, Managing, and Mining Unstructured Data - 20B of machine-readable text (some of it useful) (Mostly) human-generated for ... Email exchange mapped onto cubicle locations. 36. Some Research Directions ...

20B of machine-readable text (some of it useful) (Mostly) human-generated for ... Email exchange mapped onto cubicle locations. 36. Some Research Directions ...

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PERSIVAL a System for Personalized Search and Summarization over Multimedia Information PowerPoint PPT Presentation

PERSIVAL a System for Personalized Search and Summarization over Multimedia Information - Steven Feiner, Luis Gravano, Vasileios Hatzivassiloglou, Kathleen ... What is the prognosis for atrial fibrillation and myocardial infarction? Clinician as user ...

Steven Feiner, Luis Gravano, Vasileios Hatzivassiloglou, Kathleen ... What is the prognosis for atrial fibrillation and myocardial infarction? Clinician as user ...

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Type-enabled Keyword Searches with Uncertain Schema PowerPoint PPT Presentation

Type-enabled Keyword Searches with Uncertain Schema - 'person like Paris' [Hilton], 'researchers like Michael Jordan' (which one? ... Gustave, (Eiffel), Paris. director; Swades movie. Ashutosh Gowariker, Ashutosh ...

'person like Paris' [Hilton], 'researchers like Michael Jordan' (which one? ... Gustave, (Eiffel), Paris. director; Swades movie. Ashutosh Gowariker, Ashutosh ...

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Machine Reading PowerPoint PPT Presentation

Machine Reading - none

none

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Conditional Markov Models: MaxEnt Tagging and MEMMs PowerPoint PPT Presentation

Conditional Markov Models: MaxEnt Tagging and MEMMs - Conditional Markov Models: MaxEnt Tagging and MEMMs William W. Cohen Feb 8 IE Lecture

Conditional Markov Models: MaxEnt Tagging and MEMMs William W. Cohen Feb 8 IE Lecture

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CoCQA: CoTraining Over Questions and Answers with an Application to Predicting Question Subjectivity PowerPoint PPT Presentation

CoCQA: CoTraining Over Questions and Answers with an Application to Predicting Question Subjectivity - CoCQA: Co-Training Over Questions and Answers. with an Application to Predicting ... Sentiment Analysis: (Pang and Lee, 2004) (Yu and Hatzivassiloglou, 2003) ...

CoCQA: Co-Training Over Questions and Answers. with an Application to Predicting ... Sentiment Analysis: (Pang and Lee, 2004) (Yu and Hatzivassiloglou, 2003) ...

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Chapter 8: Information Extraction (IE) PowerPoint PPT Presentation

Chapter 8: Information Extraction (IE) - find all instances of a given (unary, binary, or N-ary) relation ... Garth Brooks is a country singer. Generic pattern (rule template) Domain-specific pattern ...

find all instances of a given (unary, binary, or N-ary) relation ... Garth Brooks is a country singer. Generic pattern (rule template) Domain-specific pattern ...

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Mining Reference Tables for Automatic Text Segmentation PowerPoint PPT Presentation

Mining Reference Tables for Automatic Text Segmentation - ARM: Instantiation of HMMs ... Number of states in the ARM is small to keep the search space tractable ... ARM models learned over clean reference relations ...

ARM: Instantiation of HMMs ... Number of states in the ARM is small to keep the search space tractable ... ARM models learned over clean reference relations ...

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Classifying%20and%20Searching%20"Hidden-Web"%20Text%20Databases PowerPoint PPT Presentation

Classifying%20and%20Searching%20"Hidden-Web"%20Text%20Databases - Classifying and Searching

Classifying and Searching

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Exploring ClientSide Instrumentation for Personalized Search Intent Inference: Preliminary Experimen PowerPoint PPT Presentation

Exploring ClientSide Instrumentation for Personalized Search Intent Inference: Preliminary Experimen - An example, query: 'obama' Informational: People may search to know more about Barak Obama ... goal is to donate money online to support Mr. Obama's campaign ...

An example, query: 'obama' Informational: People may search to know more about Barak Obama ... goal is to donate money online to support Mr. Obama's campaign ...

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Classifying%20and%20Searching%20"Hidden-Web"%20Text%20Databases - www.ipeirotis.com

www.ipeirotis.com

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Social Tagging and Search PowerPoint PPT Presentation

Social Tagging and Search - Yahoo answers recently released and successful. wondir.com ... Yahoo Answers appearing in search results. 17. Marti Hearst, iConfernece 06. answerbag.com ...

Yahoo answers recently released and successful. wondir.com ... Yahoo Answers appearing in search results. 17. Marti Hearst, iConfernece 06. answerbag.com ...

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Web scale Information Extraction PowerPoint PPT Presentation

Web scale Information Extraction - ... news, scientific literature, online reviews, ... in a dictionary, left-to-right, ... novel IE tasks (e.g. bio- and medical- domains) exhibit lower accuracy ...

... news, scientific literature, online reviews, ... in a dictionary, left-to-right, ... novel IE tasks (e.g. bio- and medical- domains) exhibit lower accuracy ...

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Techniques Used in Modern QuestionAnswering Systems PowerPoint PPT Presentation

Techniques Used in Modern QuestionAnswering Systems - Systems based on semantic representations (Lehnert) ... dragon stole Mary from the castle. John got on top of his. horse and killed the dragon. ...

Systems based on semantic representations (Lehnert) ... dragon stole Mary from the castle. John got on top of his. horse and killed the dragon. ...

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Scalable Information Extraction PowerPoint PPT Presentation

Scalable Information Extraction - (e.g., drug info, WHO drug adverse effects DB, etc) Medical ... Air Canada. 0.8. Richardson. 7th Level. 1. Santa Clara. Intel. 0.8. Santa Clara. 3Com Corp ...

(e.g., drug info, WHO drug adverse effects DB, etc) Medical ... Air Canada. 0.8. Richardson. 7th Level. 1. Santa Clara. Intel. 0.8. Santa Clara. 3Com Corp ...

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Mining Reference Tables for Automatic Text Segmentation - Requires each string to be segmented into the target relation schema ... Compare CRAM (our system) with DataMold [BSD01] Test Datasets ...

Requires each string to be segmented into the target relation schema ... Compare CRAM (our system) with DataMold [BSD01] Test Datasets ...

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Dr. C. Lee Giles PowerPoint PPT Presentation

Dr. C. Lee Giles - IST 511 Information Management: Information and Technology Information extraction, data mining, metadata Dr. C. Lee Giles David Reese Professor, College of ...

IST 511 Information Management: Information and Technology Information extraction, data mining, metadata Dr. C. Lee Giles David Reese Professor, College of ...

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Visualization of Relational Text Information PowerPoint PPT Presentation

Visualization of Relational Text Information - Visualization of Relational Text Information. for Biomedical Knowledge Discovery. James W. Cooper. IBM T J Watson Research Center. Hawthorne, NY. Overview. Prior work ...

Visualization of Relational Text Information. for Biomedical Knowledge Discovery. James W. Cooper. IBM T J Watson Research Center. Hawthorne, NY. Overview. Prior work ...

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Using the Web to Reduce Data Sparseness in Patternbased Information Extraction PowerPoint PPT Presentation

Using the Web to Reduce Data Sparseness in Patternbased Information Extraction - Tuna Japan. match on wiki. retrieve contexts. learn patterns. match patterns ... Make use of sentence structure (e.g. '... live in Hollywood or Beverly Hills' ...

Tuna Japan. match on wiki. retrieve contexts. learn patterns. match patterns ... Make use of sentence structure (e.g. '... live in Hollywood or Beverly Hills' ...

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In collaboration with Giorgiana Ifrim, Gjergji Kasneci, PowerPoint PPT Presentation

In collaboration with Giorgiana Ifrim, Gjergji Kasneci, - In collaboration with Giorgiana Ifrim, Gjergji Kasneci, Josiane Parreira, Maya Ramanath, Ralf Schenkel, Fabian Suchanek, Martin Theobald Vision Proof of Relevance ...

In collaboration with Giorgiana Ifrim, Gjergji Kasneci, Josiane Parreira, Maya Ramanath, Ralf Schenkel, Fabian Suchanek, Martin Theobald Vision Proof of Relevance ...

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Named Entity Recognition PowerPoint PPT Presentation

Named Entity Recognition - Named Entity Recognition Sobha Lalitha Devi AU-KBC Research Centre Chennai

Named Entity Recognition Sobha Lalitha Devi AU-KBC Research Centre Chennai

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Surfacing Information in Large Text Collections PowerPoint PPT Presentation

Surfacing Information in Large Text Collections - Pattern evaluation strategies: NN, Constraint violation, EM, EM-Spy ... Often a search interface is available, with existing keyword index ...

Pattern evaluation strategies: NN, Constraint violation, EM, EM-Spy ... Often a search interface is available, with existing keyword index ...

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NLP: An Information Extraction Perspective PowerPoint PPT Presentation

NLP: An Information Extraction Perspective - ... of syntactic analysis is being enabled through the creation of predicate ... similar to MT training from bitexts. paraphrases. 38. Evidence of paraphrase ...

... of syntactic analysis is being enabled through the creation of predicate ... similar to MT training from bitexts. paraphrases. 38. Evidence of paraphrase ...

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Automatic Acquisition of Lexical Classes and Extraction Patterns for Information Extraction PowerPoint PPT Presentation

Automatic Acquisition of Lexical Classes and Extraction Patterns for Information Extraction - Zhai and Lafferty 2001 (Language-modeling) August 9, 2002 ... Language Portability. Japanese. English. August 9, 2002. Kiyoshi Sudo Thesis Proposal Presentation ...

Zhai and Lafferty 2001 (Language-modeling) August 9, 2002 ... Language Portability. Japanese. English. August 9, 2002. Kiyoshi Sudo Thesis Proposal Presentation ...

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Linking and Summarizing Information on Entities PowerPoint PPT Presentation

Linking and Summarizing Information on Entities - Apple iPod Nano 4GB. Entity Linkage ... 4GB iPod nano 4GB. De-duplication. Ironic, isn't it? 7. NIH Lister Hill Medical Center ...

Apple iPod Nano 4GB. Entity Linkage ... 4GB iPod nano 4GB. De-duplication. Ironic, isn't it? 7. NIH Lister Hill Medical Center ...

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To Search or to Crawl Towards a Query Optimizer for TextCentric Tasks - To Search or to Crawl? Towards a Query Optimizer for Text-Centric Tasks ... may be next on the target list of CSPI, a consumer-health group ...

To Search or to Crawl? Towards a Query Optimizer for Text-Centric Tasks ... may be next on the target list of CSPI, a consumer-health group ...

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Kein Folientitel - Comparison of existing algorithms on a new, interesting dataset. identify criteria for choice of algorithms / open research problems ...

Comparison of existing algorithms on a new, interesting dataset. identify criteria for choice of algorithms / open research problems ...

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Efficiently Linking Text Documents with Relevant Structured Information Prasan Roy with Venkat Chakaravarthy, Himanshu Gupta and Mukesh Mohania IBM India Research Lab, New Delhi - IBM Research. Efficiently Linking Text Documents with Relevant Structured ... The heroine ungraciously and ineptly disturbs the respectability and silence of ...

IBM Research. Efficiently Linking Text Documents with Relevant Structured ... The heroine ungraciously and ineptly disturbs the respectability and silence of ...

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Record Linkage Survey PowerPoint PPT Presentation

Record Linkage Survey - LEE Dong, 110 East Foster Avenue Apartment 410, ... Apple iPod Nano 4GB vs. 4GB iPod nano 4GB. Examples courtesy of Dongwon Lee (Penn State University) ...

LEE Dong, 110 East Foster Avenue Apartment 410, ... Apple iPod Nano 4GB vs. 4GB iPod nano 4GB. Examples courtesy of Dongwon Lee (Penn State University) ...

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Information extraction from text PowerPoint PPT Presentation

Information extraction from text - Automatically constructs a domain-specific dictionary for IE ... Medical domain ... relevant texts are available online for many applications ...

Automatically constructs a domain-specific dictionary for IE ... Medical domain ... relevant texts are available online for many applications ...

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Using the Web to Reduce Data Sparseness in Patternbased Information Extraction - Continous Web-Matching does not lead to further benefit (in the 9 iterations considered) ... TODO: use Skype Icons again (to mark what is the case in Wikipedia ...

Continous Web-Matching does not lead to further benefit (in the 9 iterations considered) ... TODO: use Skype Icons again (to mark what is the case in Wikipedia ...

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Towards Semantics for IR PowerPoint PPT Presentation

Towards Semantics for IR - Acknowledgements ... 2004 to 2006: Postdoc in the Text Mining, Search, ... {dog, canine, doggy, puppy, etc.} concept 112986. I deposited my check in the bank. ...

Acknowledgements ... 2004 to 2006: Postdoc in the Text Mining, Search, ... {dog, canine, doggy, puppy, etc.} concept 112986. I deposited my check in the bank. ...

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Data Mining, Information Extraction and Search in Spoken Documents PowerPoint PPT Presentation

Data Mining, Information Extraction and Search in Spoken Documents - Discovery of trends and patterns across very large datasets, usually for ... Mr), full first names and nicknames (Alexander, Alex), and last names (Jones) ...

Discovery of trends and patterns across very large datasets, usually for ... Mr), full first names and nicknames (Alexander, Alex), and last names (Jones) ...

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Agichtein PowerPoint PPT Presentations