User description and media adaptation for low vision accessibility
Ethical and legal requirements have made accessibility a cruciat feature for any information systems. However, the current accessible technologies are just suitable for either mild impairments or total impairments. This paper deals with visual content adaptation, in the context of the MPEG-21 standard, to help low vision users have better accessibility to the contents. The proposed approach includes descriptions for the low vision impairment and content adaptation techniques that meet the characteristics of users. The major advantages o f the proposed approach include I ) support of a wide range of low vision conditions, 2) customized content adaptation to specific characteristics of each user.