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PrivacyMic Receives Best Paper HM at CHI
A device that captures inaudible acoustic frequencies to enable privacy-preserving daily activity recognition with over 95% accuracy.
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2020 CSE Graduate Honors Competition
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Digital Ventriloquism Presented at CHI
Using directional ultrasonic arrays to render sound onto everyday objects, making them appear interactive without any modification.
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Sozu Presented at UIST
A low-cost sensing system that detects events wirelessly, through walls and without line of sight, at whole-building scale using battery-free tags.
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BeamBand Presented at CHI
A wrist-worn system using ultrasonic beamforming to recognize hand gestures at 94.6% accuracy by interrogating hand surface geometry.
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Interferi Receives Best Paper HM at CHI
An on-body gesture sensing technique using acoustic interferometry to detect hand and face gestures at 93.4% and 89.0% accuracy.
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SwellFit Presented at HICSS 52
A wearable technology that monitors peripheral edema by tracking changes in ankle curvature for early detection of chronic disease exacerbation.