Results 91 to 100 of about 724,598 (336)

Is Twitter a Pedagogical Tool in Higher Education? Perspectives of Education Graduate Students

open access: yesJournal of the Scholarship of Teaching and Learning, 2015
This study presents the perspectives of education graduate students of using Twitter as a pedagogical tool for 15 weeks as a required social media activity in class.
Krishna Bista
doaj   +1 more source

Discovering similar Twitter accounts using semantics [PDF]

open access: yesarXiv, 2015
On daily basis, millions of Twitter accounts post a vast number of tweets including numerous Twitter entities (mentions, replies, hashtags, photos, URLs). Many of these entities are used in common by many accounts. The more common entities are found in the messages of two different accounts, the more similar, in terms of content or interest, they tend ...
arxiv  

Networks of digital humanities scholars: The informational and social uses and gratifications of Twitter [PDF]

open access: yes, 2015
Big data research is currently split on whether and to what extent Twitter can be characterised as an informational or social network. We contribute to this line of inquiry through an investigation of digital humanities scholars' uses and gratifications of Twitter.
arxiv   +1 more source

Self‐Assembly of a Customizable Library of Nickel Trifluoromethylation Catalysts via Selective C‒F and C‒O Bond Cleavage

open access: yesAngewandte Chemie International Edition, Accepted Article.
Using a combination of metal‐promoted reactivity, in‐situ covalent bond modification, and hydrogen bonding‐promoted fluorine labilization, a unified approach was developed to self‐assemble a library of customizable ligand architectures directly at the nickel center via selective cleavage of C‒F or C‒O bonds and the formation of C‒C or C‒N bonds.
Aleksandr Sorvanov   +5 more
wiley   +1 more source

From Tweets to Events: Exploring a Scalable Solution for Twitter Streams [PDF]

open access: yesarXiv, 2014
The unprecedented use of social media through smartphones and other web-enabled mobile devices has enabled the rapid adoption of platforms like Twitter. Event detection has found many applications on the web, including breaking news identification and summarization.
arxiv  

Discovering Organizational Correlations from Twitter

open access: yes, 2014
Organizational relationships are usually very complex in real life. It is difficult or impossible to directly measure such correlations among different organizations, because important information is usually not publicly available (e.g., the correlations
Kong, Xiangnan   +4 more
core   +1 more source

Expert Perspectives on a Clinical Challenge: Hematologic Malignancies and Vasculitis

open access: yesArthritis &Rheumatology, Accepted Article.
Systemic vasculitis describes a collection of rare diseases each caused by inflammation of blood vessel walls that can cause severe systemic complications [[3, 4]](#ref‐0003). The pattern of vascular inflammation and resultant damage is frequently variable and may be mimicked, or directly triggered, by infection or malignancy.
Michelle L. Robinette, Hetty E. Carraway
wiley   +1 more source

Sehaa: A Big Data Analytics Tool for Healthcare Symptoms and Diseases Detection Using Twitter, Apache Spark, and Machine Learning

open access: yesApplied Sciences, 2020
Smartness, which underpins smart cities and societies, is defined by our ability to engage with our environments, analyze them, and make decisions, all in a timely manner.
Shoayee Alotaibi   +4 more
doaj   +1 more source

Probabilistic Inference of Twitter Users' Age based on What They Follow [PDF]

open access: yesarXiv, 2016
Twitter provides an open and rich source of data for studying human behaviour at scale and is widely used in social and network sciences. However, a major criticism of Twitter data is that demographic information is largely absent. Enhancing Twitter data with user ages would advance our ability to study social network structures, information flows and ...
arxiv  

Survey sabotage: Insights into reducing the risk of fraudulent responses in online surveys

open access: yesAnatomical Sciences Education, EarlyView.
Abstract Validity is a key element of many forms of research—particularly surveys, which are often used in health professions education research. A survey must accurately measure what it is intended to measure to be considered valid. This is becoming increasingly difficult in the age of artificial intelligence (AI), where “bots” (short for robots) are ...
James Bonnamy   +3 more
wiley   +1 more source

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