helpResearch questionGait and Walking SensingHow can post-processing techniques stabilize activity state predictions and reduce short-term prediction errors?UbiComp '23Moving State Estimation by CNN from Long Time Data of Smartphone Sensors
helpResearch questionGait and Walking SensingHow can foot vibration signals decode haptic information to enable ground material classification?CHI '25VibWalk: Mapping Lower-limb Haptic Experiences of Everyday Walking
helpResearch questionGait and Walking SensingCan fusing dual sensors (accelerometer and microphone) improve accuracy of vibration perception?CHI '25VibWalk: Mapping Lower-limb Haptic Experiences of Everyday Walking
helpResearch questionGait and Walking SensingWhat are the technical feasibility and potential applications of generating haptic maps from foot vibration signals?CHI '25VibWalk: Mapping Lower-limb Haptic Experiences of Everyday Walking
helpResearch questionGait and Walking SensingHow can smartphone ambient light sensors (ALS) be used to collect and map nighttime sidewalk lighting conditions?CHI '25NightLight: Passively Mapping Nighttime Sidewalk Light Data for Improved Pedestrian Routing
helpResearch questionGait and Walking SensingHow does nighttime lighting data affect pedestrians' route choices in nighttime walking navigation?CHI '25NightLight: Passively Mapping Nighttime Sidewalk Light Data for Improved Pedestrian Routing
helpResearch questionGait and Walking SensingHow does pedestrian-perspective nighttime lighting data sensed by smartphones outperform existing satellite remote sensing and streetlight monitoring methods?CHI '25NightLight: Passively Mapping Nighttime Sidewalk Light Data for Improved Pedestrian Routing