Aaron Lee Halfaker

schoolMicrosoftbar_chart#3555 Global Rank

Total Papers

HCI Rank

#3555

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Years Active

Recent Publications

Summaries, Highlights, and Action items: Design, implementation and evaluation of an LLM-powered meeting recap system

Meetings play a critical infrastructural role in coordinating work. The recent surge of hybrid and remote meetings in computer-mediated spaces has led to new problems (e.g., more time spent in less engaging meetings) and new opportunities (e.g., automated transcription/captioning and recap support). Recent advances in…

CHI '242nd AuthorCommunity Collaboration & Wikipedia +1

Wikibench: Community-Driven Data Curation for AI Evaluation on Wikipedia

AI tools are increasingly deployed in community contexts. However, datasets used to evaluate AI are typically created by developers and annotators outside a given community, which can yield misleading conclusions about AI performance. How might we empower communities to drive the intentional design and curation of eva…

CSCW '21CorrespondingSpecialist and Collaborative Work // Algorithmic Fairness

Effects of Algorithmic Flagging on Fairness: Quasi-experimental Evidence from Wikipedia

Online community moderators often rely on social signals like whether or not a user has an account or a profile page as clues that users are likely to cause problems. Reliance on these clues may lead to ``over-profiling'' bias when moderators focus on these signals but overlook misbehavior by others. We propose that a…

CSCW '213rd AuthorData Work and AI

Automatically Labeling Low Quality Content on Wikipedia By Leveraging Patterns in Editing Behaviors

Wikipedia articles aim to be definitive sources of encyclopedic content. Yet, only 0.6% of Wikipedia articles have high quality according to its quality scale due to insufficient number of Wikipedia editors and enormous number of articles. Supervised Machine Learning (ML) quality improvement approaches that can automa…

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