Co-host: The Institute of Image Electronics Engineers of Japan, The Institute of Image Information and Television Engineers, The Institute of Electronics, Information and Communication Engineers, The Institute of Electrical Engineers of Japan, The Virtual Reality Society of Japan
Tone is mentioned as a factor to decide the evaluation of images, as well as theme, composition or color. Tone is portrayed by lighting and shadow. The sensitivity of human's eyes is high in brightness, so it is thought that tone is a big factor in the image portrayal. In this paper addition of painting tone which was excellent to photograph for improving image's portrayal.