Topic modelling is the new revolution in text mining. It is a statistical technique for revealing
the underlying semantic structure in large collection of documents. After analysing …

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

The concept of scope was introduced in Social Network Analysis to assess the
authoritativeness and convincing ability of a user toward other users on one or more social …

Language features are evolving in real-world social media, resulting in the deteriorating
performance of text classification in dynamics. To address this challenge, we study temporal …

Recently, social media has been considered the fastest medium for information
broadcasting and sharing. Considering the wide range of applications such as viral …

Background The digital era has ushered in an unprecedented volume of readily accessible
information, including news coverage of current events. Research has shown that the …

The digital age has brought about an increased data generation and, therefore, challenges
to process that data. Machine learning and NLP algorithms have enabled smooth data …

With the rise of social media platforms, sharing reviews has become a social norm in today's
modern society. People check customer views on social networking sites about different fast …

Companies and organizations monitor customer satisfaction by collecting feedback through
Likert scale questions and free-text responses. Freely expressed opinions, not bound to …

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) …