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Text Information Extraction
Published on Feb 25, 200733957 Views
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Chapter list
Machine Learning for Information Extraction: An Overview00:00
Example: A Problem00:13
Example: A Solution01:54
Job Openings: Category = Food Services Keyword = Baker Location = Continental U.S.02:31
Extracting Job Openings from the Web 02:50
Potential Enabler of Faceted Search03:41
Lots of Structured Information in Text04:28
IE from Research Papers05:01
What is Information Extraction?06:00
What is Information Extraction?0108:28
What is Information Extraction?0209:05
What is Information Extraction?0309:58
IE History11:01
IE Posed as a Machine Learning Task11:32
Good Features for Information Extraction13:43
Good Features for Information Extraction0115:15
Landscape of ML Techniques for IE: 15:50
Sliding Windows & Boundary Detection16:53
Information Extraction by Sliding Windows17:00
Information Extraction by Sliding Window0117:23
Information Extraction by Sliding Window0217:35
Information Extraction by Sliding Window0317:36
Information Extraction with Sliding Windows17:42
IE by Boundary Detection21:03
IE by Boundary Detection0121:19
IE by Boundary Detection0221:24
IE by Boundary Detection0321:25
IE by Boundary Detection0421:35
BWI: Learning to detect boundaries21:59
Problems with Sliding Windows and Boundary Finders23:12
Finite State Machines24:22
Hidden Markov Models24:35
Generative Extraction with HMMs32:15
HMM Example: “Nymble”36:00
Sample IE Applications of CRFs55:09
Examples of Recent CRF Research55:53