Optically Sensing Tongue Gestures for Computer Input T. Scott Saponas Daniel Kelly Babak A.
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Optically Sensing Tongue Gestures for Computer Input T. Scott Saponas Daniel Kelly Babak A. Parviz Desney S. Tan University of Washington University of Washington University of Washington Microsoft Research Computer Input for People with Brain and Spinal Cord Injuries Sip ‘n Puff Voice Brain-Computer Interface Eye Tracking Head Tracking What about tongues? Tongue Based Interfaces Peng and Budinger, Wireless 5 Button Pad Ghovanloo , et al. Tongue Drive NewAbilities, Tongue Keypad Optically Sensing Tongue Gestures for Computer Input + = ? Optically Sensing Tongue Gestures for Computer Input + + =? Optically Sensing Tongue Gestures for Computer Input infrared proximity sensor Optically Sensing Tongue Gestures for Computer Input Gesture Recognition Right Front Left Back Right Sliding Average Filter Front Left Back Left Right Tap Swipe Swipe Hold Tongue Tetris Tongue Tetris Left Swipe Right Swipe Tap Hold Tongue Tetris (Video) Hardware Proximity Amplifier Sensor ADC Microcontroller Remote Computer Proximity Sensors Fabrication Four Person Experiment Free Exploration • Look at visualization • Tune sensors • Practice gestures Stimulus Response Average accuracy 92% Tetris • • • • 5 minutes 180 moves 56 pieces placed 10 lines cleared What’s Next? What’s Next? Thanks for Listening Optically Sensing Tongue Gestures for Computer Input T. Scott Saponas Daniel Kelly Babak A. Parviz Desney S. Tan University of Washington University of Washington University of Washington Microsoft Research