Microsoft Kinect, a low-cost motion sensing device, enables users to interact with computers
or game consoles naturally through gestures and spoken commands without any other …

Reproducibility is crucial to the advancement of science; it strengthens confidence in
seemingly contradictory results and expands the boundaries of known discoveries …

Trajectory-based writing system refers to writing a linguistic character or word in free space
by moving a finger, marker, or handheld device. It is widely applicable where traditional pen …

The goal of this work is to enable user authentication via finger inputs on ubiquitous surfaces
leveraging low-cost physical vibration. We propose VibWrite that extends finger-input …

Internet of Things (IoT) are densely deployed in smart environments, such as homes,
factories and laboratories, where many people have physical access to IoT devices. How to …

This paper studies the security and memorability of free-form multitouch gestures for mobile
authentication. Towards this end, we collected a dataset with a generate-test-retest …

This paper presents D raw-A-PIN, a user authentication system on a device with a touch
interface that supports the use of PINs. In the proposed system, the user is asked to draw her …

As the convenience and cost benefits of natural user interface (NUI) technologies are
hastening their wide adoption, computing devices equipped with such interfaces are …

With the fast penetration of commercial Virtual Reality (VR) and Augmented Reality (AR)
systems into our daily life, the security issues of those devices have attracted significant …

Mobile authentication is indispensable for preventing unauthorized access to multi-touch
mobile devices. Existing mobile authentication techniques are often cumbersome to use and …