Usability Quote of the Day

May 23, 2012

There's something very odd going on here. If designers made completely unrealistic assumptions about the physical world when designing technology, then we would blame them (and likely sue them) for technical incompetence. Yet when they make grossly unrealistic assumptions about human nature... we don't blame the designers, we blame the unfortunate people who are just trying to do what the design requires. -- Kim Vicente, The Human Factor, p. 45.    (via interaction-design.org)

Friday, September 02, 2005

Voice Driven Interfaces

We need to make better use of what we have ...

"I’m sure we’ve all had experiences with voice systems like the one above. Usually they are deployed as cost savings measures to reduce customer support staff. Unfortunately, this is the only experience most have with voice systems. Although not often covered in the HCI literature, there is an incredible amount that voice interfaces can do. These options are also becoming more viable as the base of consumers with voice-enabled devices (usually phones) grows.

One idea would be to have location-aware voice-based assistance relayed through an earbud as one navigated in an unfamiliar space. The space could be driving directions, or just walking downtown. The information could range from educational to entertainment to cultural to (of course) commercial. This type of interaction would allow hands-free operation, and more importantly, leave the eyes open to experience the world instead of being focused on a tiny screen.

In the commercial space, there are a few companies that are advancing voice-based interfaces. TellMe is a good example a company applying small changes to greatly improve the usability of their system. These changes range from saying the action button after the description, to optimizing unneeded pauses in speech. They also use an approach to menus that prompts for speech selections as soon as they are heard, which makes the interaction feel quicker, while also provided temporal data to help bolster voice recognition accuracy."   continued ...   (Via OK/Cancel)

Orbitz Voice - User Interface Design, Human Computer Interaction (HCI), Ergonomics

Obitz voice interface.

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