lightbulb现实痛点声学感知、活动识别与语音安全智能音箱或手机在距离较远或精细活动监测中感知效果很差。UbiComp '22LASense: Pushing the Limits of Fine-grained Activity Sensing Using Acoustic Signals
lightbulb现实痛点声学感知、活动识别与语音安全现有智能音箱的麦克风在高频信号角度感知上精度不足。UbiComp '24Pushing the Limits of Acoustic Spatial Perception via Incident Angle Encoding
lightbulb现实痛点声学感知、活动识别与语音安全多数小型家电无法联网,导致状态监控和设备管理困难。UbiComp '22MotorBeat: Acoustic Communication for Home Appliances via Variable Pulse Width Modulation
lightbulb现实痛点声学感知、活动识别与语音安全用户在噪声环境中使用语音助手时难以获得清晰语音。UbiComp '22UltraSpeech: Speech Enhancement by Interaction between Ultrasound and Speech
lightbulb现实痛点声学感知、活动识别与语音安全语音设备常因意外触发而导致隐私泄露及用户体验下降。CHI '22Aware: Intuitive Device Activation Using Prosody for Natural Voice Interactions
lightbulb现实痛点声学感知、活动识别与语音安全语音助手无法理解用户的行为和环境,不支持智能化场景感知。UbiComp '21Ok Google, What Am I Doing? Acoustic Activity Recognition Bounded by Conversational Assistant Interactions
lightbulb现实痛点声学感知、活动识别与语音安全智能楼宇用户隐私受摄像头等方法侵犯,技术误识别频繁。UbiComp '21Unobtrusive Pedestrian Identification: Enhanced Recognition System and Attack Defense Based on Footstep Sounds