Communication in society had developed within cultural and geographical boundaries prior to the invention of digital technology. The latest advancements communication technology have significantly surpassed conventional constraints for with regards time location. These new platforms ushered a age user-generated content, online chats, social network comprehensive data on individual behavior. How...

Blended learning usually refers to the combination of online/offline instructional methods. In this paper, we describe a university course in “E-learning Psychology” designed blend not only modes teaching, tools, and media, but also contexts; specifically, academic professional contexts. To achieve an effective contexts, students were monitored by company tutors through instant messaging app (W...

According to previous work on pedophile psychology and cyberpedophilia, sentiments and emotions in texts could be a good clue to detect online sexual predation. In this paper, we have suggested a list of high-level features, including sentiment and emotion based ones, for detection of online sexual predation. In particular, since pedophiles are known to be emotionally unstable, we were interest...

Computer-mediated communication (CMC) systems such as Usenet newsgroups, e-mail lists, online chats, etc. facilitate large-scale human interactions and produce large sets of activity records. These datasets can be used to analyze and visualize the social networks exist at the online forums. Such analyses often improve our understanding of online inter-personal interactions, as well as lead to b...

There is a great deal of knowledge in online environments such as forums, chats and blogs. A large volume of comments with different subjects on a page has created a lot of complexity in following the actual conversation streams, since the reply structures of comments are generally not publicly accessible in online environments. It is beneficial to automatically reconstruct thread structure of ...

Live chats have become a popular form of communication, connecting people all over the globe. We believe that one of the simplest approaches for providing topic information to users joining a chat is keywords. In this paper, we present a method to automatically extract contextually relevant keywords for multi-party live chats. In our work, we identify keywords that are associated with specific ...

Interpreting an utterance sometimes depends on the presence and nature of non-linguistic actions. In this paper, we motivate and develop a semantic model of embodied interaction in which the contribution that non-linguistic events make to the content of the interaction is dependent on their rhetorical connections to other actions, both linguistic and non-linguistic. We support our claims with c...