May 2011
Beginner to intermediate
384 pages
12h 28m
English
Content preview from The Handbook of News Analytics in FinanceBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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1
Applications of news analytics in finance: A review
Leela Mitra and Gautam Mitra
ABSTRACT
A review of news analytics and its applications in finance is given in this chapter. In particular, we review the multiple facets of current research and some of the major applications. It is widely recognized news plays a key role in financial markets. The sources and volumes of news continue to grow. New technologies that enable automatic or semi-automatic news collection, extraction, aggregation and categorization are emerging. Further machine-learning techniques are used to process the textual input of news stories to determine quantitative sentiment scores. We consider the various types of news available and how these are processed to form inputs to financial models. We report applications of news, for prediction of abnormal returns, for trading strategies, for diagnostic applications as well as the use of news for risk control.
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