Method and system for transforming adaptively visual contents according to user's symptom characteristics of low vision impairment and user's presentation preferences

The way to whatever network and the terminal, and improve the visual quality of a user with low-vision impairment is adaptively and system are disclosed. Low-vision impairment is described by a set of symptoms defined by the semantic. As more low vision visual descriptor By not using an eye disease the individual name using descriptors based on the symptoms proposed in the present invention, the user can describe the low-vision impairment symptoms associated specific By the basis of his experience. Inputted visual contents are changed adaptively according to the low vision over time.