A huge amount of data is generated daily leading to big data challenges. One of them is
related to text mining, especially text classification. To perform this task we usually need a …

Opinion mining is considered as a subfield of natural language processing, information
retrieval and text mining. Opinion mining is the process of extracting human thoughts and …

For decades, researchers have experimented with the possibility that machines can equal
human linguistic capabilities. Recently, advances in the field of natural language processing …

In online learning, the high dropout ratio is a serious problem and reflects a poor level of
motivation in e-learning programmes. Social-interactive engagement may greatly affect …

A crowdfunding narrative often has a title, abstract, detailed description, reward statements,
and the creators' biographies, which carry elements of subjectivity and objectivity in their …

Online product reviews significantly impact the online purchase decisions of consumers.
However, extant decision support models have neglected the randomness and fuzziness of …

As a new financing model, crowdfunding has been developed rapidly in recent years and
has attracted the attention of investors and small-and medium-sized enterprises and …

In this study, we use a hybrid sentiment analysis approach to identify and assess service
quality dimensions (ie, technical and functional quality) in unstructured textual reviews and …

This study examines the role of social connections and network centrality in attracting
funders to crowdfunding campaigns. We classify social connections as either external (eg …

Feature extraction is one of the key steps for text sentiment analysis (SA), and the
corresponding algorithms have important effect on the results. In the paper, a novel …