| OCR Text |
Show 149 Mathematical Background Sampling represented is the process or encoded is Sampling (usually equally spaced) of X in Y is and Y and X called and simplest the of considered. is way the picture. quite array of obvious of especially along sharp edges of at the case of function spaced points of image generation picture element the the points. The of center picture elements in picture elements as the are this looking closely anyone the values raster at picture its intensity each of signal or between to In equally elements points individual The continuous intensity of of values. discretization The usually list a geometric point Intensities element. an continuous any straightforward most intensity not the picture compute the algorithms the at sampled by parameter image generation, digital whereby at apparent, are scene. Aliasing The with of this signal although images A basic "sampling cannot half the this real signals). called, digital signal processing of situation, digitizing audio so subject or time theorem represent that display images of the in frequency this whose the context (such discipline states that is into display grid visual cannot intensity varies as the, sampled a components higher Translated discrete objects routinely in varying signals This theorem". sampling frequency. means more directly deals than terms, correctly faster than |
