Sentiment analysis (SA), also called Opinion Mining (OM) is the task of extracting and
analyzing people's opinions, sentiments, attitudes, perceptions, etc., toward different entities …

Twitter is a microblogging platform in which users can post status messages, called “tweets,”
to their friends. It has provided an enormous dataset of the so-called sentiments, whose …

The inception and rapid growth of the Web, social media, and other online forums have
resulted in the continuous and rapid generation of opinionated textual data. Several real …

The new transformed read-write Web has resulted in a rapid growth of user generated
content on the Web resulting into a huge volume of unstructured data. A substantial part of …

The study of evaluation, affect, and subjectivity is a multidisciplinary enterprise, including
sociology, psychology, economics, linguistics, and computer science. A number of excellent …

We investigate the use of Twitter data to deliver signals for syndromic surveillance in order to
assess its ability to augment existing syndromic surveillance efforts and give a better …

We start with an overview of a class of submodular functions called SCMMs (sums of
concave composed with non-negative modular functions plus a final arbitrary modular). We …

The rapid growth of the World Wide Web and social media allows users playing an active
role in the contents' creation process. Users can evaluate the brands' reputation and quality …

This paper investigates the pragmatic expressions of negative evaluation (negativity) in two
corpora:(i) comments posted online in response to newspaper opinion articles; and (ii) …

The researches of semantics (positive, negative, neutral) are performed for a long time and
they are very important for many commercial applications, many scientific works, etc. In this …