Ashraf Abdul

schoolNational University of Singaporebar_chart#2735 Global Rank

Total Papers

HCI Rank

#2735

Research Areas

Years Active

Recent Publications

Directed Diversity: Leveraging Language Embedding Distances for Collective Creativity in Crowd Ideation

Crowdsourcing can collect many diverse ideas by prompting ideators individually, but this can generate redundant ideas. Prior methods reduce redundancy by presenting peers’ ideas or peer-proposed prompts, but these require much human coordination. We introduce Directed Diversity, an automatic prompt selection approach…

CHI '201st AuthorExplainable AI (XAI)

COGAM: Measuring and Moderating Cognitive Load in Machine Learning Model Explanations

Interpretable machine learning models trade -off accuracy for simplicity to make explanations more readable and easier to comprehend. Drawing from cognitive psychology theories in graph comprehension, we formalize readability as visual cognitive chunks to measure and moderate the cognitive load in explanation visualiz…

CHI '193rd AuthorExplainable AI (XAI) +1

Designing Theory-Driven User-Centric Explainable AI

From healthcare to criminal justice, artificial intelligence (AI) is increasingly supporting high-consequence human decisions. This has spurred the field of explainable AI (XAI). This paper seeks to strengthen empirical application-specific investigations of XAI by exploring theoretical underpinnings of human decision…

CHI '181st AuthorExplainable AI (XAI) +2

Trends and Trajectories for Explainable, Accountable and Intelligible Systems: An HCI Research Agenda

Advances in artificial intelligence, sensors and big data management have far-reaching societal impacts. As these systems augment our everyday lives, it becomes increasing-ly important for people to understand them and remain in control. We investigate how HCI researchers can help to develop accountable systems by per…

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