10.3. Multimodal Interfaces
A multimodal interface is a system that combines two or more input modalities in a coordinated manner. Perceptual interfaces are inherently multi-modal. In this section, we define more precisely what we mean by modes and channels, and discuss research in multimodal interfaces and how this relates to the more general concept of perceptual interfaces.
Humans interact with the world by way of information being sent and received, primarily through the five major senses of sight, hearing, touch, taste, and smell. A modality (informally, a mode) refers to a particular sense. A communication channel is a course or pathway through which information is transmitted. In typical HCI usage, a channel describes the interaction technique ...
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