Yu-Chun Chen

schoolNational Yang Ming Chiao Tung Universitybar_chart#3904 Global Rank

Total Papers

HCI Rank

#3904

Research Areas

Years Active

Recent Publications

Are You Killing Time? Predicting Smartphone Users’ Time-killing Moments via Fusion of Smartphone Sensor Data and Screenshots

Time-killing on smartphones has become a pervasive activity, and could be opportune for delivering content to their users. This research is believed to be the first attempt at time-killing detection, which leverages the fusion of phone-sensor and screenshot data. We collected nearly one million user-annotated screensh…

CHI '212nd AuthorCrowdsourcing Task Design & Quality Control +1

“I Got Some Free Time”: Investigating Task-execution and Task-effort Metrics in Mobile Crowdsourcing Tasks

Using a mixed-methods approach over six weeks, we studied 30 smartphone users’ task choices, task execution and effort devoted to two commercial mobile crowdsourcing platforms in the wild. We focused on the influence of activity contexts, characterized by breakpoint situations and activity attributes. In line with th…

CHI '204th AuthorHonorable MentionForce Feedback & Pseudo-Haptic Weight +1

Glissade: Generating Balance Shifting Feedback to Facilitate Auxiliary Digital Pen Input

This paper introduces Glissade, a digital pen that generates balance shifting feedback by changing the weight distribution of the pen. A pulley system shifts a brass mass inside the pen to change the pen's center of mass and moment of inertia. When the mass is stationary, the pen delivers a constant yet natural sensat…

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