Context-awareness is an important capability needed in devices in a ubiquitous computing environment. Ubiquitous computing devices use different types of sensors along with the user’s interaction history in order to collect and store data. This data is then used to adapt the user’s behavior to suit the current environment. In addition to the explicit modifications by user control, the behavior ...

Since the early 1930s federal legislation has enabled the Library of Congress to offer free library service to blind and physically handicapped individuals resident in the United States as well as to U.S. citizens overseas. Technological changes in the program have mirrored and sometimes anticipated transformations and developments in the world of consumer electronics. Braille is now accessible...

Two personalised instantaneous speech playback devices were designed and developed Both centred upon the memory efficiency advantages of Adaptive Differential Pulse Coded Modulation (ADPCM). One system is handheld and offers 64 seconds of speech. The second system hasdictionary of 230 four second phrases and is PC based. Medical Assessment : The problem of communication for the vocally handicap...

Ambiguous keyboards can be used instead of scan matrices in Scanning Systems in order to increase the text entry rate. We present a novel alternative to assigning letters to keys by taking into consideration the shapes of lowercase letters in order to create simple layouts, leading to families of keyboards with 2, 3 and 4 keys. We have chosen the best 3-key layout using a single switch scanning...

Streszczenie. Animacja oparta ns symulacji fizycznej, dzięki rosnącej mocy obliczeniowej obecnie używanego sprzętu komputerowego, ma szansę zostać wiodącym trendem w komputerowo wspomaganej animacji postaci wirtualnych. Mimo niewiele gorszej jakości ruchu syntetyzowanego w stosunku do technik motion-capture wyniki są bardzo obiecujące. Słowa kluczowe: animacja fizyczna, przechwytywanie ruchu, s...