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Intelligence analysts' roles include analyzing reports, identifying important information relevant to the current state of affairs, and communicating their takeaways. These reports are then analyzed and reported to decision-makers or…

Human-Computer Interaction · Computer Science 2023-02-22 Melanie Bancilhon , R. Jordan Crouser , Alvitta Ottley

The understanding of how users in a network update their opinions based on their neighbours opinions has attracted a great deal of interest in the field of network science, and a growing body of literature recognises the significance of…

Social and Information Networks · Computer Science 2022-08-30 Zahra Ghorbani , Seyed Hossein Khasteh , Saeid Ghafouri

Researchers cite works for a variety of reasons, including some having nothing to do with acknowledging influence. The distribution of different citation types in the literature, and which papers attract which types, is poorly understood.…

Social and Information Networks · Computer Science 2020-09-02 Misha Teplitskiy , Eamon Duede , Michael Menietti , Karim R. Lakhani

We define a normalized impact factor suitable to assess in a simple way both the strength of scientific communities and the research influence of individuals. We define those ones with $NIF \geq 1$ as being scientific leaders since they…

Physics and Society · Physics 2009-02-25 George E. A. Matsas

Lists of top artists to watch are periodically published by various art world media publications. These lists are selected editorially and reflect the subjective opinions of their creators. We show an application of ranking by momentum…

Computers and Society · Computer Science 2021-12-03 Tomasz Imielinski

Academic leadership is essential for research innovation and impact. Until now, there has been no dedicated measure of leadership by bibliometrics. Popular bibliometric indices are mainly based on academic output, such as the journal impact…

Digital Libraries · Computer Science 2016-10-13 Yang Liu , Fengrong Ou , Yan Deng , Bo Wu , Ruxi Liu , Hui Hua , Yuyuan Guan , Rentong Chen , Lars Gjesteby , Jiansheng Yang , Michael Vannier , Ge Wang

In social and biological systems, the structural heterogeneity of interaction networks gives rise to the emergence of a small set of influential nodes, or influencers, in a series of dynamical processes. Although much smaller than the…

Physics and Society · Physics 2018-05-04 Sen Pei , Flaviano Morone , Hernán A. Makse

A pivotal idea in network science, marketing research and innovation diffusion theories is that a small group of nodes -- called influencers -- have the largest impact on social contagion and epidemic processes in networks. Despite the…

Physics and Society · Physics 2018-12-12 Flavio Iannelli , Manuel Sebastian Mariani , Igor M. Sokolov

In today's digital age, social media platforms play a crucial role in shaping public opinion. This study explores how discussions led by influencers on Twitter, now known as 'X', affect public sentiment and contribute to online…

Social and Information Networks · Computer Science 2024-09-18 Rezaur Rashid , Joshua Melton , Ouldouz Ghorbani , Siddharth Krishnan , Shannon Reid , Gabriel Terejanu

Many complex systems exhibit a natural hierarchy in which elements can be ranked according to a notion of "influence". While the complete and accurate knowledge of the interactions between constituents is ordinarily required for the…

Physics and Society · Physics 2023-09-08 Silvia Bartolucci , Fabio Caccioli , Francesco Caravelli , Pierpaolo Vivo

The integrity and functionality of many real-world complex systems hinge on a small set of pivotal nodes, or influencers. In different contexts, these influencers are defined as either structurally important nodes that maintain the…

Physics and Society · Physics 2019-08-30 Sen Pei , Jiannan Wang , Flaviano Morone , Hernán A Makse

Community or modular structure is considered to be a significant property of large scale real-world graphs such as social or information networks. Detecting influential clusters or communities in these graphs is a problem of considerable…

Social and Information Networks · Computer Science 2019-02-06 Prakhar Ganesh , Saket Dingliwal , Rahul Agarwal

Newton's centuries-old wisdom of standing on the shoulders of giants raises a crucial yet underexplored question: Out of all the prior works cited by a discovery, which one is its giant? Here, we develop a novel, discipline-independent…

Digital Libraries · Computer Science 2022-03-15 Woo Seong Jo , Lu Liu , Dashun Wang

Many works related to Twitter aim at characterizing its users in some way: role on the service (spammers, bots, organizations, etc.), nature of the user (socio-professional category, age, etc.), topics of interest , and others. However, for…

Computation and Language · Computer Science 2016-08-01 Jean-Valère Cossu , Vincent Labatut , Nicolas Dugué

The concept of h-index has been proposed to easily assess a researcher's performance with a single two-dimensional number. However, by using only this single number, we lose significant information about the distribution of the number of…

Digital Libraries · Computer Science 2013-09-03 Antonis Sidiropoulos , Dimitrios Katsaros , Yannis Manolopoulos

Predicting the number of coauthors for researchers contributes to understanding the development of team science. However, it is an elusive task due to diversity in the collaboration patterns of researchers. This study provides a learning…

Digital Libraries · Computer Science 2020-03-23 Zheng Xie

We investigate the role of opinion leaders or influentials in the collective behavior of a social system. Opinion leaders are characterized by their unidirectional influence on other agents. We employ a model based on Axelrod's dynamics for…

Adaptation and Self-Organizing Systems · Physics 2015-12-15 K. Tucci , J. C. González-Avella , M. G. Cosenza

As the social coding is becoming increasingly popular, understanding the influence of developers can benefit various applications, such as advertisement for new projects and innovations. However, most existing works have focused only on…

Social and Information Networks · Computer Science 2017-10-31 Zhifang Liao , Haozhi Jin , Yifan Li , Benhong Zhao , Jinsong Wu , Shengzong Liu

Blogs have recently become one of the most favored services on the Web. Many users maintain a blog and write posts to express their opinion, experience and knowledge about a product, an event and every subject of general or specific…

Information Retrieval · Computer Science 2009-05-18 Leonidas Akritidis , Dimitrios Katsaros , Panayiotis Bozanis

Recommendation systems and assistants (in short, recommenders) influence through online platforms most actions of our daily lives, suggesting items or providing solutions based on users' preferences or requests. This survey systematically…