The World Wide Web is the richest source of information today available, but only a small set of these data are interesting for users. The overload of information can produce a waste of time rather than a real benefit. Moreover, information is spread all over the Web and its structure makes difficult to extract relevant data in automated ways. This paper presents News Miner (NM) a tool for news...

‎In this essay we introduce and study the notion of dimension for observers via Caratheodory structures and relative probability measures‎. ‎We show that the dimension as a three variables function is an increasing function on observers‎, ‎and decreasing function on the cuts of an observer‎. ‎We find observers with arbitrary non-negative dimensions‎. ‎We show that Caratheodory dimension for obs...

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...

Purpose: The aim of present research was the comparative study of white marriage news based on effective news components in the Persian section of Al-Alam, Persian BBC and Voice of America news sites. Methodology: This study in terms of purpose was applied and in terms of implementation method was quantitative. The research community was the white marriage news of Persian section of Al-Alam, P...

In this paper we present a thorough analysis of the nature of news in different mediums across the ages, introducing a unique mathematical model to fit the characteristics of information spread. This model enhances the information diffusion model to account for conflicting information and the topical distribution of news in terms of popularity for a given era. We translate this information to a...

Social media has become part of modern news reporting, used by journalists to spread information and find sources, or as a news source by individuals. The quest for prominence and recognition on social media sites like Twitter can sometimes eclipse accuracy and lead to the spread of false information. Could we use the so-called “wisdom of crowds” to detect the likelihood that some claim spreadi...

The purpose of the current study is to evaluate public service announcements (PSA’s): how visual and verbal rhetoric modes present an intended message. Differences in suggest different effects, promotes power persuade convince others. As growing interest social media use, PSAs become a complex example multimodal communication: combining texts images establish natural language this world. looked...

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...