| http://www.w3.org/ns/prov#value | - For example, as shown in FIG. 2, there is a problem such that oblique color edges which draw a diagonal line become a stairway shape. [0012] On the other hand, if the band of the LPF is matched with the narrow band of the color difference signal of the video signal, since the high component of the text signal is eliminated, the color difference signals of the text signal become dull and there is a
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