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

How can human daily activities be recognized from smart voice assistant interaction audio while preserving user privacy?

helpResearch questionAcoustic Sensing, Activity Recognition, and Speech Security

How can human daily activities be recognized from smart voice assistant interaction audio while preserving user privacy?

UbiComp '21Ok Google, What Am I Doing? Acoustic Activity Recognition Bounded by Conversational Assistant Interactions

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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

Related papers

Aware: Intuitive Device Activation Using Prosody for Natural Voice Interactions

Xinlei Zhang, Zixiong Su, Jun Rekimoto

PrivacyMic: Utilizing Inaudible Frequencies for Privacy Preserving Daily Activity Recognition

Yasha Iravantchi, Karan Ahuja, Mayank Goel