Digital Method for Landscape Evaluation: Taking the Lesser Three Gorges for example

Landscape in narrow sense means a set of multiple features about topography, landforms, scenery and etc., and it is in accord to general people, especially their visual experience and psychological cognition, and acceptable too by architects and planners. The paper presents a digital method aimed the type of river valley landscape and several key quantitative indexes. The writers have taken the Lesser Three Gorges for an example to evaluate its value in landscape, and shown this method available and useful