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Questions tagged [sentiment-analysis]

The tag has no usage guidance.

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Why do people consider things positive?

While working with sentiment and I found out that the reasons for some lexemes to be considered positive could be widely different. E.g. happiness is a strong emotion; insurance is a useful tool. ...
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24 views

How to detect if one tweet agrees with another

I want to detect tweet text agreement. Suppose someone posts some subjective opinion in twitter. Other users will post reply either agreeing or opposing the original tweet. I want to estimate the ...
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Is there an generally positive / appraisal / emotion boundary?

I am working on a dataset for an NLP task connected with sentiment analysis. While thinking on word roles in composing of the overall sentiment and marking particular as being positive/negative, we ...
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0answers
92 views

Conditional IF vs. non-conditional IF

Using regular expressions, I'm trying to detect conditional clauses in sentences. In cases where the sentences starts with the conditional clause and the comma is correctly present (e.g., "If I see a ...
6
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2answers
150 views

Extracting Rare Words From A Corpus

This question might be too general, or opinion-based, but I was looking for advice on how to extract rare words from a very large corpus. The rare words wouldn't necessarily be consistent from ...
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0answers
52 views

Do probabilistic sentiment lexica exist?

I am aware of polarity and emotion lexica that give either a score or a classification as if the score or classification were known. But are there any lexica that for each term or phrase gives the ...
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1answer
127 views

Determining interests from Twitter text

I am not sure if this is the right place to post or if I should be posting CompSci so please feel free to redirect me to the most appropriate StackExchange. I would like to determine interests or ...
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1k views

Extracting subjective phrases from sentences

I have a set of sentences from which I want to extract all the subjective phrases. For eg., from I am pleased to learn that the president has been reelected., I want to extract am pleased. What is ...
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2answers
168 views

sentiment analytics

I've recently been tasked with programming a web crawler that searches through news articles for certain keywords--company names, for example--and then tries to determine if the article has a positive ...