MSER's and Connected sets

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Mean and median filters bad

Then after a couple of twists

Gaussian and sieve filters good

The first published application of the data-sieve as reviewed by Fasman, click here ...

Hydrophobicity plots Fasman.jpg
From Fasman and Gilbert "The prediction of transmembrane protein sequences and their conformation: an evaluation" in Trends in Biochemistry 15 pp 89:91

Left: Running mean (c.f Gaussian): no good, Right: Median based Data-sieve: much better

Extrema to trees

One dimensional A

What are MSER's in one dimension? AAMToolbox

One dimensional B

One dimensional extrema in images AAMToolbox