نتایج جستجو برای: media messages analyzing

تعداد نتایج: 426455  

Aliakbar Farhangi Alireza Bastani Tahmures Shiri,

The paper designs an indigenous module to upgrade the media literacy among high school students utilizing the “multimedia education”, “the cultural studies”, the theory of “New London Group” and “the political media literacy” by Ferguson. The method used is in two categories, documentary and survey. The population comprises of the tenth and eleventh graders in the 2nd region of the ministry of ...

Social media allows people interact to express their thoughts or feelings about different subjects. However, some of users may write offensive twits to other via social media which known as cyber bullying. Successful prevention depends on automatically detecting malicious messages. Automatic detection of bullying in the text of social media by analyzing the text "twits" via one of the machine l...

2015
Wei Jiang Yandong Wang Ming-Hsiang Tsou Xiaokang Fu Luís A. Nunes Amaral

Outdoor air pollution is a serious problem in many developing countries today. This study focuses on monitoring the dynamic changes of air quality effectively in large cities by analyzing the spatiotemporal trends in geo-targeted social media messages with comprehensive big data filtering procedures. We introduce a new social media analytic framework to (1) investigate the relationship between ...

2011
Hila Becker Mor Naaman Luis Gravano

User-contributed messages on social media sites such as Twitter have emerged as powerful, real-time means of information sharing on the Web. These short messages tend to reflect a variety of events in real time, making Twitter particularly well suited as a source of real-time event content. In this paper, we explore approaches for analyzing the stream of Twitter messages to distinguish between ...

1989
Ralph Grishman John Sterling

The particular class of messages which we have studied are a set of Navy tactical messages called RAINFORM (ship) sighting messages [8]. Several other researchers have previously constructed systems to analyze these messages. In the NOMAD system [1] the knowledge was principally realized as procedures associated with individual words. This made it difficult to extend the system, as Granger has ...

Purpose: Self-efficacy as a part of self refers to belief and confidence to one's abilities to achieve goals and tasks. Therefore, the aim of this study was investigating the impact of curriculum literacy and media literacy on job self-efficacy in secondary school teachers. Methodology: The method of research was descriptive from type of correlation. The statistical population in this study we...

2015
Robin Peters João Porto de Albuquerque

The use of social media during disasters has received increasing attention in studies of the past few years. Existing research is mostly focused upon analyzing text-based messages from social media platforms such as Twitter, while imagebased platforms have not been extensively addressed hitherto. However, pictures taken on-the-ground can offer reliable and valuable information for improving sit...

Journal: :Computación y Sistemas 2014
Zvi Ben-Ami Ronen Feldman Binyamin Rosenfeld

Stock-related messages on social media have several interesting properties regarding the sentiment analysis (SA) task. On the one hand, the analysis is particularly challenging, because of frequent typos, bad grammar, and idiosyncratic expressions specific to the domain and media. On the other hand, stock-related messages primarily refer to the state of specific entities companies and their sto...

Journal: :Oper. Res. Lett. 2013
Leslie D. Servi

This talk describes an algorithm which identifies times of emotional discontinuity as reflected in social media. The talk formulates the optimization problem to solve to best explain the social media data, develops an algorithm to solve it, and illustrates the new method by analyzing mood shifts reflected in 380,000 Twitter messages related to one of the world's most popular soccer teams, Manch...

2017
Yunan Chen Charlotte Tang Victoria Duong Victor Ngo Yang Huang John E. Mattison

This study explores the use of phone and secure messaging via an online patient portal in mediating the communication between patients and their healthcare providers. In analyzing the messages handling processes, we found that although both phone and secure messages were answered in similar manners, the interplay of the frontand back-end roles in collaborative work resulted in patients’ prefere...

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