We have developed a news portal site called Fair News Reader (FNR) that recommends news articles with different sentiments for a user in each of the topics in which the user is interested. FNR can detect various sentiments of news articles, and determine the sentimetal preferences of a user based on the sentiments of previously read articles by the user. While there are many news portal sites o...

Reports on what users experience when interacting with currently available news aggregator services. Five news aggregator services were chosen as the most representatives of emerging trends in this area of research and a combination of quantitative and qualitative methods were used for data collection involving users from the academic and research community. Forty-five responses were received f...

The use of Internet to search for information regarding a variety of topics of interest to users is still growing. The issue of how to manage and recommend that information is still an open area of research, namely concerning news recommendations. In this paper we use a recently developed approach to predict extreme and rare values of a variable to forecast the future importance of news items f...

We extend back to 1890 the volatility implied by options index (VIX), available only since 1986, using the frequency of words on the front-page of the Wall Street Journal. News implied volatility (NVIX) captures well the disaster concerns of the average investor over this longer history. NVIX is particularly high during stock market crashes, times of policy-related uncertainty, world wars and f...

  Background :People are increasingly interested in health news. As a mass media, the ‘Islamic Republic of Iran Broadcasting’ (IRIB) has the highest number of target audiences. In Iran, some people follow health news via health programs on satellites and other means of communication. However, all of these programs do not live up to the standards of scientific evidence. In this study, we examine...

A lot of healthcare professionals experienced annoyance with biased mass media news regarding medical and health issues. In this paper, I propose "news profiling method" and "media guideline" to improve the medical and health journalism.

Background: Although the scientific literature has extensively discussed the impact of the media on people’s health-related behaviors, there is little evidence on the effect of different sources of Covid-19 vaccine news on changing the intention to adhere to health protocols. Therefore, the present study was conducted to investigate the news sources of Covid vaccine 19 and the association of ea...

background: in spite of the increased range of inactivity and obesity among iranian adults, insufficient research has been done on environmental factors influencing physical activity. as a result adapting a subjective (self-report) measurement tool for assessment of physical environment in iran is critical. accordingly, in this study neighborhood environment walkability scale (news) was adapted...

purpose: the qualitative evaluation of iranian children and young adults' websites. methodology/approach: it is a survey study using a checklist based on iso 9126-1 and web-qem model. data gathered from 33 websites. results: iranian children and young adults' websites are not in a desirable status considering usability (average=0.39) and functionality (average=0.44). also, they are st...