37 citations · 158 across the 56 of their papers we have counts for
58 papers
Beyond Effectiveness: A Multi-Criteria Framework for Comparing Practical Socio-Technical Interventions
Catherine King, Lynnette Hui Xian Ng, Kathleen M. Carley
Designers and policymakers in sociotechnical domains like content moderation, privacy interfaces, recommender systems and beyond, must choose among a growing menu of proposed inter…
Modeling Social Dynamics with an LLM-Enabled Agent Based Network-Dynamic (LAND) Model
Lynnette Hui Xian Ng, Kathleen M. Carley
Social dynamics encode the process in which individual network and discourse interactions aggregate into collective influence, narrative dominance and coordinate behavior. This pap…
User-Reported Misinformation Exposure Across Social Media Platforms
Catherine King, Lynnette Hui Xian Ng, Kathleen M. Carley
In this study, we surveyed users for their perception of misinformation exposure across social media platforms. Such perceived exposure is important because individuals' beliefs ab…
The Structural Influence of Low-Credibility Narratives During the COVID-19 Vaccine Rollout
Lynnette Hui Xian Ng, Wenqi Zhou, Kathleen M. Carley
This work examines the structural influence of low-credibility narratives and the comparative role of automated accounts (bots) versus human users on social media platforms. To mor…
FATe of Bots: Ethical Considerations of Social Bot Detection
Lynnette Hui Xian Ng, Ethan Pan, Michael Miller Yoder +1
A growing suite of research illustrates the negative impact of social media bots in amplifying harmful information with widespread social implications. Social bot detection algorit…
Generative AI collective behavior needs an interactionist paradigm
Laura Ferrarotti, Gian Maria Campedelli, Roberto Dessì +7
In this article, we argue that understanding the collective behavior of agents based on large language models (LLMs) is an essential area of inquiry, with important implications in…
BotSim: Mitigating The Formation Of Conspiratorial Societies with Useful Bots
Lynnette Hui Xian Ng, Kathleen M. Carley
Societies can become a conspiratorial society where there is a majority of humans that believe, and therefore spread, conspiracy theories. Artificial intelligence gave rise to soci…
Local News Hijacking: A Review of International Instances
Christine Sowa Lepird, Kathleen M. Carley
In the rise of the digital era, it's easier than ever to create nefarious websites to spread misinformation. A more recent phenomenon in the United States has been the creation of…
Trends of Pink Slime Journalism Advertisement Expenditure and Spread on Facebook from 2019-2024
Christine Sowa Lepird, Lynnette Hui Xian Ng, Kathleen M. Carley
Pink slime journalism is a practice where news outlets publish low-quality or inflammatory partisan articles, claiming to be local news networks. This paper examines the spread of…
Extending the BEND Framework to Webgraphs
Evan M. Williams, Peter Carragher, Kyle Herdrich +2
Attempts to manipulate webgraphs can have many downstream impacts, but analysts lack shared quantitative metrics to characterize actions taken to manipulate information environment…
AuraSight: Generating Realistic Social Media Data
Lynnette Hui Xian Ng, Bianca N. Y. Kang, Kathleen M. Carley
This document details the narrative and technical design behind the process of generating a quasi-realistic set X data for a fictional multi-day pop culture episode (AuraSight). So…
Are LLM-Powered Social Media Bots Realistic?
Lynnette Hui Xian Ng, Kathleen M. Carley
As Large Language Models (LLMs) become more sophisticated, there is a possibility to harness LLMs to power social media bots. This work investigates the realism of generating LLM-P…
Public support for misinformation interventions depends on perceived fairness, effectiveness, and intrusiveness
Catherine King, Samantha C. Phillips, Kathleen M. Carley
The proliferation of misinformation on social media has concerning possible consequences, such as the degradation of democratic norms. While recent research on countering misinform…
Star Network Motifs on X during COVID-19
Lynnette Hui Xian Ng, Divyaansh Sinha, Kathleen M. Carley
Social network motifs are recurring patterns of small subgraphs that indicate fundamental patterns of social communication. In this work, we study the simple star network motifs th…
Appeal and Scope of Misinformation Spread by AI Agents and Humans
Lynnette Hui Xian Ng, Wenqi Zhou, Kathleen M. Carley
This work examines the influence of misinformation and the role of AI agents, called bots, on social network platforms. To quantify the impact of misinformation, it proposes two ne…
The Dual Personas of Social Media Bots
Lynnette Hui Xian Ng, Kathleen M. Carley
Social media bots are AI agents that participate in online conversations. Most studies focus on the general bot and the malicious nature of these agents. However, bots have many di…
Navigating Decentralized Online Social Networks: An Overview of Technical and Societal Challenges in Architectural Choices
Ujun Jeong, Lynnette Hui Xian Ng, Kathleen M. Carley +1
Decentralized online social networks have evolved from experimental stages to operating at unprecedented scale, with broader adoption and more active use than ever before. Platform…
What is a Social Media Bot? A Global Comparison of Bot and Human Characteristics
Lynnette Hui Xian Ng, Kathleen M. Carley
Chatter on social media is 20% bots and 80% humans. Chatter by bots and humans is consistently different: bots tend to use linguistic cues that can be easily automated while humans…
Data Voids and Warning Banners on Google Search
Ronald E. Robertson, Evan M. Williams, Kathleen M. Carley +1
The content moderation systems used by social media sites are a topic of widespread interest and research, but less is known about the use of similar systems by web search engines.…
SegSub: Evaluating Robustness to Knowledge Conflicts and Hallucinations in Vision-Language Models
Peter Carragher, Nikitha Rao, Abhinand Jha +2
Vision language models (VLM) demonstrate sophisticated multimodal reasoning yet are prone to hallucination when confronted with knowledge conflicts, impeding their deployment in in…
Quantifying Memorization and Parametric Response Rates in Retrieval-Augmented Vision-Language Models
Peter Carragher, Abhinand Jha, R Raghav +1
Large Language Models (LLMs) demonstrate remarkable capabilities in question answering (QA), but metrics for assessing their reliance on memorization versus retrieval remain underd…
Social Cyber Geographical Worldwide Inventory of Bots
Lynnette Hui Xian Ng, Kathleen M. Carley
Social Cyber Geography is the space in the digital cyber realm that is produced through social relations. Communication in the social media ecosystem happens not only because of hu…
Moral and emotional influences on attitude stability towards COVID-19 vaccines on social media
Samantha C. Phillips, Lynnette Hui Xian Ng, Wenqi Zhou +1
Effective public health messaging benefits from understanding antecedents to unstable attitudes that are more likely to be influenced. This work investigates the relationship betwe…
Multimodal LLMs Struggle with Basic Visual Network Analysis: a VNA Benchmark
Evan M. Williams, Kathleen M. Carley
We evaluate the zero-shot ability of GPT-4 and LLaVa to perform simple Visual Network Analysis (VNA) tasks on small-scale graphs. We evaluate the Vision Language Models (VLMs) on 5…