BACKGROUND Scarce information about clinical research, in particular clinical trials, is among the top reasons why potential participants do not take part in clinical studies. Without volunteers, on the other hand, clinical research and the development of novel approaches to preventing, diagnosing, and treating disease are impossible. Promising digital options such as social media have the pote...

Steganography over real-time streaming media is a novel and promising research subject. This paper performs steganography over a typical streaming media, Voice over IP (VoIP), and suggests a new covert communication scheme for interactive secret messages. To resist the statistical detection, a sophisticated compounded pseudorandom sequence, produced by a compounded pseudorandom number generator...

Social Media tools popularized the digital devices among masses making information dissemination easier and faster. Exchange of text is most popular effective means of communication across social media users. It has become necessity to process, understand the semantics of messages communicated as the messages have wide effect across the users. Event extraction refers to understanding the events...

Nowadays, Multimedia Communication has improved rapidly to allow people to communicate via the Internet. However, Internet users cannot communicate with each other unless they use the same chatting applications since each chatting application uses a certain signaling protocol to make the media call. The interworking module is a very critical issue since it solves the communication problems betw...

One of the most annoying problems on the Internet is spam. To fight spam, many approaches have been proposed over the years. Most of these approaches involve scanning the entire contents of e-mail messages in an attempt to detect suspicious keywords and patterns. Although such approaches are relatively effective, they also show some disadvantages. Therefore an interesting question is whether it...

This study investigated the effect of product messages through one-person media, growing media with great marketing potential, by conducting an experiment in which perceived expertise influencer and commerciality message were manipulated. The results showed that when is high, generates a positive behavioural intention attitude toward message. commerciality, contrast, was found to have insignifi...

In recent years, the widespread use of social media has facilitated the propagation of messages after disasters. Unfortunately, because the veracity of messages is often difficult to determine in a disaster situation, social media also facilitates the rapid diffusion of rumors. Current studies have examined why individuals post or transmit rumors on social media. However, investigating factors ...

As a part of a comprehensive coronary risk factor study among the coloured population of the Cape Peninsula (the CRISIC study), the media use and preference of the population were examined with a view to suggesting appropriate media for conveying health messages. A stratified sample (N = 976) was randomly drawn from the coloured population in the age group 15 to 64 years in the Cape Peninsula. ...