INTERPOLATION METHOD FOR BINARY IMAGE

摘要

AN IMPROVED INTERPOLATION METHOD IN WHICH A THRESHOLD VALUE USED FOR DETERMINING A PIXEL VALUE OF A PIXEL GENERATED BY INTERPOLATION ACCORDING TO A CONTEXT WHICH IS A STATE VALUE OF ADJACENT PIXELS. IN THE INTERPOLATION METHOD, THE AMBIGUITY BETWEEN THE INTERPOLATION VALUE AND THE THRESHOLD VALUE IS REMOVED BY USING THE CONTEXT, THEREBY REDUCING THE BLOCKING AND SMOOTHING PHENOMENA IN THE RESTORED BINARY IMAGE.FIGURE 4