From the Iranian green movement (2009) through London riots (2011) and recent anti-hijab protests in Iran, protest movements have been accompanied by considerable social media activity globally. Social users involved quick production distribution of audio-visuals online with hashtags, rumors, sometimes fabricated information. The impact these demonstrates that can potentially play an important ...

In the model, a group of investors are invited to participate to a high-yield collective project. The project succeeds only if a minimum participation rate is reached. Before taking their decision, investors receive a vague statement about the outcome of a past investment decision. If investors believe that the message has an impact on the beliefs of the others, the problem can be analyzed as a...

Nowadays, rumor spreading has gradually evolved into a kind of organized behaviors, accompanied with strong uncertainty and fuzziness. However, existing fuzzy detection techniques for rumors focused their attention on supervised scenarios that require expert samples labels training. Thus, they are not able to well handle the unsupervised where unavailable. To bridge such gap, this article propo...

Rumor spreading is an important factor resulting in supply chain demand disruption. A supply-chain demand change prediction model is developed based on a new rumor spreading model, Susceptible-Infective-Isolated-Immune (SI2I) model. In this model, the impact of rumors on demand can be quantitatively reflected by the proportion of ignorants and immunes in the population.

The popularity and development of social media have made it more convenient to spread rumors, has become especially important detect rumors in massive amounts information. Most the traditional rumor detection methods use content or propagation structure mine characteristics, ignoring fusion characteristics their interaction. Therefore, a novel method based on heterogeneous convolutional network...

Procurement is the process that buyers use to purchase items from sellers. E-procurement uses on-line facilities to conduct some of the procurement activities. In general, e-procurement consists of five major activities: analyze the spending, manage the purchasing requirements, manage the procurement process, implement the new selected supplier(s), and manage the suppliers; see Appendix I for m...

Bullying on various social media platforms is a new societal issue that has gotten lot of attention from academics. It been recognized as serious health among adolescents. Cyber bullying can take many different forms. doesn't always imply breaking into someone's accounts or pretending to be someone else. also includes making disparaging remarks about circulating rumors in order slander them. Be...