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W. Pratt, T. Cooper, and I. Kabir. Pseudomedian filter. Architectures and
Algorithms for Digital Image Processing II, pages 34–43. Proc. SPIE 534, 1985.
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Like the set of medians, the pseudomedian is well defined for all probability distributions, even for the many distributions that lack modes or means.
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122:{\displaystyle (Z_{1}+Z_{2})/2}
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176:{\displaystyle Z_{2}}
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