Christian von der Weth

schoolNational University of Singaporebar_chart#6118 Global Rank

Total Papers

HCI Rank

#6118

Research Areas

Years Active

Recent Publications

Latest papers from Christian von der Weth

CHI '214th AuthorGenerative AI (Text, Image, Music, Video) +1

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 '202nd 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…

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