Explainable AI (XAI) has established itself as an important component of AI-driven
interactive systems. With Augmented Reality (AR) becoming more integrated in daily lives …

We present FaceSight, a computer vision-based hand-to-face gesture sensing technique for
AR glasses. FaceSight fixes an infrared camera onto the bridge of AR glasses to provide …

Programming a smart home is an iterative process in which users configure and test the
automation during the in-situ experience with IoT space. However, current end-user …

C-Auth is a novel authentication method for smart glasses that explores the feasibility of
authenticating users using the facial contour lines from the nose and cheeks captured by a …

In this paper, we proposed Squeez'In, a technique on smartphones that enabled private
authentication by holding and squeezing the phone with a unique pattern. We first explored …

We present HulaMove, a novel interaction technique that leverages the movement of the
waist as a new eyes-free and hands-free input method for both the physical world and the …

Continuous authentication aims to authenticate users at regular intervals post-login, typically
using biometric features that capture the users behavior. One of the drawbacks of …

In the past years, human computer interaction (HCI) research and innovation have
developed substantially, leading to a number of fruitful research topics. In this paper, we …

User authentication acts as the first line of defense verifying the identity of a mobile user,
often as a prerequisite to allow access to resources in a mobile device. For several decades …

The advent of end-to-end encrypted (E2EE) messaging and backup services has brought
new challenges for usable authentication. Compared to regular web services, the nature of …