Zvi Ben-Ami

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Extended Abstract Sentiment Analysis (SA) is driven by the desire to understand people's explicit thoughts and opinions on particular entities or situations, in a given text. A key question in SA is whether existing sentiment expressions are related to particular entities, which appear in the same text. This is an imperative question, since people are(More)
Stock-related messages on social media have several interesting properties regarding the sentiment analysis (SA) task. On the one hand, the analysis is particularly challenging, because of frequent typos, bad grammar, and idiosyncratic expressions specific to the domain and media. On the other hand, stock-related messages primarily refer to the state of(More)
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