Mid-air interaction is a distinct style of natural HCI (Human-Computer Interaction). In mid-air
interaction, users make use of their whole body—with a strong focus on hands—and apply …

Menus are used for exploring and selecting commands in interactive applications. They are
widespread in current systems and used by a large variety of users. As a consequence, they …

In this chapter, we briefly review the development of natural user interfaces and discuss their
role in providing human-computer interaction that is immersive in various ways. Then we …

Head-mounted displays (HMDs) are being used for VR and AR applications and
increasingly permeate our everyday life. At the same time, a detailed understanding of …

Drones are becoming ubiquitous and offer support to people in various tasks, such as
photography, in increasingly interactive social contexts. We introduce drone. io, a projected …

We present an empirical comparison of eleven bare hand, mid-air mode-switching
techniques suitable for virtual reality in two experiments. The first evaluates seven …

Secure authentication on situated displays (eg, to access sensitive information or to make
purchases) is becoming increasingly important. A promising approach to resist shoulder …

Mid-air gestural interaction with multiple targets (or devices) in the physical space presents
several challenges: gesture design gets more complex in the attempt to avoid gesture …

This paper describes the design and evaluation of our Media Ribbon, a large public
interactive display for browsing hierarchical information, with mid-air gestures. Browsing a …

As architects usually decide on the shape and look of windows during the design of
buildings, opportunities for interactive windows have not been systematically explored yet. In …