Online Social Networks have been increasingly adopted by web users interested in sharing
their opinions and thoughts about restaurants, bars, and products they have visited or …

In the last years, sentiment analysis (SA) has attracted increasing interest in the text mining
area. It increasingly becomes a popular research area for opinion mining in education that …

Sentiment Analysis techniques enable the automatic extraction of sentiment in social media
data, including popular platforms as Twitter. For retailers and marketing analysts, such …

Our opinions and views of life can be shaped by how we perceive the opinions of others on
social media like Facebook. This dependence has increased during COVID-19 periods …

Climate change is a constant threat to human life, and it is important to understand the public
perception of this issue. Previous studies examining climate change have been based on …

The ways of relationship between companies and customers have changed dramatically
due to web-users engagement with Social Media. This phenomenon brought up a new …

Nowadays, commercial transactions and customer reviews are part of human life and
various business applications. The technologies create a great impact on online user …

Abstract Customer Relationship Management (CRM) is a process through which a company
or an organization manages its contacts and coordinates with its customers, usually by …

Nowadays, a company's reputation is a main determinant of its success; it is beneficial for
companies to be aware of what observers are saying about them in the media so that they …

Currently, topic modelling is an effective analytical tool for the automated investigation of text
data. However, identifying the underlying topics is still a challenging task that is dependent …