3 papers
eess.SP2020
Fine-grained Vibration Based Sensing Using a Smartphone
Kamran Ali, Alex X. Liu
Recognizing surfaces based on their vibration signatures is useful as it can enable tagging of different locations without requiring any additional hardware such as Near Field Comm…
eess.SP2020
Monitoring Browsing Behavior of Customers in Retail Stores via RFID Imaging
Kamran Ali, Alex X. Liu, Eugene Chai +1
In this paper, we propose to use commercial off-the-shelf (COTS) monostatic RFID devices (i.e. which use a single antenna at a time for both transmitting and receiving RFID signals…
eess.SP2020
On Goodness of WiFi based Monitoring of Vital Signs in the Wild
Kamran Ali, Mohammed Alloulah, Fahim Kawsar +1
WiFi channel state information (CSI) has emerged as a plausible modality for sensing different human vital signs, i.e. respiration and body motion, as a function of modulated wirel…