A two-stage switching vector median filter based on quaternion for removing impulse noise in color images

Vector Median Filters: A Survey

Different TFD representations of the speech signal. (a) Original

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Detection of pixels corrupted by impulse noise using random point

Vector Median Filters: A Survey

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Geometric Features-Based Filtering For Suppression of Impulse

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PDF) A quaternion-based switching filter for colour image denoising