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LLM and Natural Language Interaction / Acoustic Sensing, Activity Recognition, and Speech Security

How can improved pulse-width modulation (PWM) enable acoustic communication between small appliances and smart speakers?

helpResearch questionAcoustic Sensing, Activity Recognition, and Speech Security

How can improved pulse-width modulation (PWM) enable acoustic communication between small appliances and smart speakers?

UbiComp '22MotorBeat: Acoustic Communication for Home Appliances via Variable Pulse Width Modulation

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helpResearch questionAcoustic Sensing, Activity Recognition, and Speech Security

How can acoustic metasurfaces (AMS) enhance microphone array angular perception of high-frequency ultrasound?

UbiComp '24Pushing the Limits of Acoustic Spatial Perception via Incident Angle Encoding

helpResearch questionAcoustic Sensing, Activity Recognition, and Speech Security

How can precise high-resolution angle estimation be achieved when multiple sound sources coexist?

UbiComp '24Pushing the Limits of Acoustic Spatial Perception via Incident Angle Encoding

helpResearch questionAcoustic Sensing, Activity Recognition, and Speech Security

How can AMS balance spatial feature encoding of high-frequency and low-frequency signals?

UbiComp '24Pushing the Limits of Acoustic Spatial Perception via Incident Angle Encoding

helpResearch questionAcoustic Sensing, Activity Recognition, and Speech Security

How can acoustic signals enable fine-grained activity sensing at greater distances?

UbiComp '22LASense: Pushing the Limits of Fine-grained Activity Sensing Using Acoustic Signals

helpResearch questionAcoustic Sensing, Activity Recognition, and Speech Security

Can a single speaker and microphone improve sensing precision and range through signal processing techniques?

UbiComp '22LASense: Pushing the Limits of Fine-grained Activity Sensing Using Acoustic Signals

helpResearch questionAcoustic Sensing, Activity Recognition, and Speech Security

How does the virtual transceiver concept enhance fine-grained activity sensing?

UbiComp '22LASense: Pushing the Limits of Fine-grained Activity Sensing Using Acoustic Signals

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