作者: Hitoshi Inoue
DOI:
关键词: Computer program 、 Contrast (music) 、 Gradation 、 Computer science 、 Test (assessment) 、 Pixel 、 Value (computer science) 、 Computer vision 、 Image processing 、 Artificial intelligence
摘要: Four test patterns are concurrently displayed on a display of computer. The include respective backgrounds and contrast areas. patterns, different from each other in pixel value, have identically shaped between the background area remains unchanged pattern to pattern. areas adjusted with value fixed until look same.