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Ambient Assisted Living environments provide support to people with disabilities and elderly people, usually at home. This concept can be extended to public spaces, where ubiquitous accessible services allow people with disabilities to access intelligent machines such as information kiosks. One of the key issues in achieving full accessibility is the(More)
While automatic tools are not intended to replace human judgement they are crucial in order to develop accessible web sites. The release of WCAG 2.0 entails that the existing plethora of accessibility review tools will have to be updated. This paper presents an evaluation framework for making the transition from WCAG 1.0 to WCAG 2.0 in a less painful way. A(More)
This paper presents a tool for evaluating web accessibility for mobile devices regardless their software, hardware or user agent characteristics. Taking the mobileOK Basic tests by the W3C as a basis, these tests are extended so that device characteristics can be considered in the evaluation process. A sound tool that takes into account these extended tests(More)
While automatic tools are not intended to replace human judgment, they are crucial in order to develop accessible websites. The release of WCAG 2.0 has caused great expectation, as it is supposed to be precisely testable with automated review tools. Therefore, more effective tools could be developed. However, so far few tools applying WCAG 2.0 have been(More)
User testing is considered a key part of web accessibility evaluation. However, little is known about how effective is for identifying accessibility problems. Our experience, informed by a series of studies with blind users, corroborates that a website with a significant number of guideline violations can be perceived as accessible, and on the contrary,(More)