Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 39 for “"Information diffusion"”.
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Information Diffusion on Social Networks
In this thesis we model the diffusion of information on social networks. A game played on a specific type of graph generator, the iterated local transitivity model, is examined. We study how the dynamics of the game change as the graph grows, and the relationship between properties of the game on a …
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Analyzing information diffusion in social media networks
… is a dynamic platform where a wide range of information is shared, including both true and false content, and it involves interactions between human users and social bots. This study investigates information diffusion patterns on X (formerly Twitter) by analyzing retweet (repost) network …
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Textual analysis, information diffusion, and asset returns
… of different techniques to retrieve additional information from financial news. Various software and methods of news analytics are used to quantify textual information. Text sentiment extracts text’s attitude by counting negative words and has proved extremely useful in a variety of contexts. …
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Analysis of Information Diffusion through Social Media
… on social media means the generation, diffusion, and exposure to a tremendous amount of user-generated content without supervision. This four-essay dissertation analyzes information diffusion through social media and its opportunities and challenges through management systems …
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An analysis on information diffusion by retweets in Twitter
… examines retweeting activities as the information spreading function of Twitter. First, we investigated what kind of features of a tweet help to get retweets. We construct a model that describes peoples' decision making on retweets, and with related observation, we show that more …
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Enhancing Network Resilience through Machine Learning-powered Graph Combinatorial Optimization: Applications in Cyber Defense and Information Diffusion
… application areas such as cyber defense and information diffusion, which are highly popular application domains among cyber attackers. These solutions often prioritize general security measures and may not be able to address the complex targeted cyberattacks [147, 149]. Cyber defense and …
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ELECTRONIC WORD-OF-MOUTH: APPLICATIONS IN PRODUCT RECOMMENDATION AND CRISIS INFORMATION DISSEMINATION
… other two essays investigate the role of eWOM in information diffusion in the context of online social networks. While in the second essay, the factors impacting retweetability have been examined, the third essay investigates hashtag co-occurrence in a tweet. Overall, eWOM in the field of app …
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Modeling dynamic community acceptance of mining using agent-based modeling
… 2) applying ABM to account for the effect of information diffusion on community acceptance; and 3) explaining the relationship between initial conditions, topology, and rate of interactions, on one hand, and community acceptance on the other hand.</p><p>To achieve this objective, the research …
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Identifying word categories for diffusion studies in an email social network
To better understand the sources of information workers' productivity in relation to email social network characteristics, we identify four distinct word categories in a corporate email corpus based on diffusive and informative characteristics. The four categories are "common - everyday", "common - …
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Specifying and Understanding the Dimensions of Core Competencies in the Ethical Pharmaceutical Industry
… framework emphasizing the central role of information transparency in the diffusion of important information is developed. With the use of the multi-method methodology, this theoretical framework may be used in reaching an understanding of the skills and capabilities that achieve …
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Essays in capital markets
(cont.) Slow information diffusion can cause return momentum. Institutions are thought to be more informed than individuals, and should eliminate return predictability. However, higher institutional ownership is associated with more momentum. Therefore, institutions either herd on returns or can …
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Inference and Diffusion in Networks
… multiple domains. In this thesis, we study diffusion in social networks. Diffusion through networked systems corresponds to numerous consequential processes, and we focus on epidemic spread and information diffusion. We study these processes by applying and extending ideas from statistical …
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Collection, evaluation, and diffusion of information in online communities
In this thesis, I study a number of online information communities to understand how open practices are currently used in supporting community functions. By examining how communities operate, I hope to provide individuals and corporations interested in creating such communities with a good starting …
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Comovement and the News
… explanations such as "category," "habitat," or "information diffusion."
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An Essay on Cash Flows in Finance
… distinguish between discrete anomalies based on information events (e.g., profitability) and continuous anomalies lacking such coordinating events (e.g., idiosyncratic volatility). Discrete anomalies exhibit procyclical cash-flow patterns consistent with risk-based pricing. In contrast, …
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Anti-Americanism: an exploration of a contested concept in Western Europe
… patterns of interpersonal communication and information diffusion, and the contextual role of ideology. We also observe the important implications European anti-Americanism has for support international institutions, and demonstrate that anti-Americanism leads to less overall support for …
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The implication of open innovation and open source to mobile device manufacturers
… highly secret and made no attempt to assimilate information from outside. This model worked well until 1990s when advances in technology and society had facilitated information diffusion dramatically. Mobile industry, as one of the most rapidly changing industries, is also forced to adopt the …
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Evaluating the impact of online influencers on retail property rent : a case study in New York City
… analysis techniques to examine influencers and information diffusion in Instagram and develop metrics to quantify the impact. Using spatial econometric models, we construct models of retail rents that include the effect of online influencers and traditional hedonic features. The result suggests …
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The diffusion of information about energy conservation from tv and written media
Past research in communication and diffusion has yielded few systematic studies on disseminating research and applying empirical findings. The present research was conducted as an exploratory study of information adopt ion and diffusion. Low-cost, no-cost energy conservation strategies were …
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Factors Influencing Physicians' Willingness to Substitute Generics For Brand-Names when Prescribing Antimicrobial Drugs
… of brand-name/generic price differentials and information diffusion on the probability of generic prescription. The author adapts Hellerstein's theoretical model to a modified estimation equation that incorporates these effects and uses it to create new estimates based on data on antimicrobial …
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