【正文】
directions) say, , , and so on.n quantization: digitalize in image intensity, say 8 bits (256 levels).for an images having only 2 gray levels, we call it as binary image.distortions.xoyo XYP (X, Y)P (x, y, z)LlnP0focusanynotrespectivelyn camerasceneyxparallelcoordinatesofandthethelengthissystemscenef)(0,locatedsystemimagen originofzaxispointingofopticsystemsceneoriginatcamera)centermodeln —— pinholeProjectionfields—— image processing—— puter vision—— pattern recognition—— artificial