Transcription of CHAPTER 17 Information Extraction - Stanford University
{{id}} {{{paragraph}}}
Example: stock market
CHAPTER 17 Information Extraction - Stanford University
Speech and Language Processing. Daniel Jurafsky & James H. Martin. Copyright 2021. Allrights reserved. Draft of December 29, ExtractionI am the very model of a modern Major-General,I ve Information vegetable, animal, and mineral,I know the kings of England, and I quote the fights historicalFrom Marathon to Waterloo, in order and Sullivan,Pirates of PenzanceImagine that you are an analyst with an investment firm that tracks airline re given the task of determining the relationship (if any) between airline an-nouncements of fare increases and the behavior of their stocks the next day. His-torical data about stock prices is easy to come by, but what about the airline an-nouncements? You will need to know at least the name of the airline, the nature ofthe proposed fare hike, the dates of the announcement , and possibly the response ofother airlines. Fortunately, these can be all found in news articles like this one:Citing high fuel prices, United Airlines said Friday it has increased faresby $6 per round trip on flights to some cities also served by lower-cost carriers.
the fare increase and American’s announcement follows both of those events. 2 CHAPTER 17•INFORMATION EXTRACTION ... in Chapter 15 to ground the meanings of the logical forms. That is, a relation consists ... and Krotzsch¨ ,2014), has relations between people and their nationality, or locations, ...
Loading..
Tags:
Information
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document: