Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 7 of 7 for “"Media sentiment"”.
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The Effects of Social Media Sentiment on Financial Markets: A High-Frequency Study
Social media has become one of the main communication channels over the last decade. It has reformed how investors acquire and exchange news and become their leading information source in the digital era. Social media platforms allow for the rapid dissemination of news, opinions, and sentiment to a …
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News Sentiment and Stock Return in the Chinese Stock Market
… CSI 300 closing price in Chinese stock market by Sentiment Index of the Social and News Media from the Thomson Reuters MarketPsych Indices. We find that the Sentiment Index is positively related to stock return of CSI 300 closing price. Further we find that the News Media Sentiment has a larger …
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Contextual lexicon-based sentiment analysis for social media.
Sentiment analysis concerns the computational study of opinions expressed in text. Social media domains provide a wealth of opinionated data, thus, creating a greater need for sentiment analysis. Typically, sentiment lexicons that capture term-sentiment association knowledge are commonly used to …
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A Sentiment Analysis of "Filipinx" on Twitter Using a Multinomial Naïve Bayes Classification Model
<p>On social media, the use of “Filipinx” as a gender neutral, inclusive term for “Filipino” tends to generate high user engagement, at times without regard for the original context in which the word appears. This project applies computational methods to collect a large dataset in English/Filipino …
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Expressions of psychological stress on Twitter: detection and characterisation
… short-term stress is a useful indicator of an immediate problem. Traditional psychology studies have relied on surveys to understand reasons for stress in general and in specific contexts. The popularity and ubiquity of social media make it a potential data source for identifying and …