Smoothed histogram in SourceAFIS transparency data

SourceAFIS » Algorithm » Transparency » Smoothed histogram

Smoothed histogram, a part of algorithm transparency, is computed during feature extraction for every secondary block by summing histograms of four overlapping primary blocks from histogram data. It is used to compute contrast and equalized image.

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Histogram visualization can be created from this stage's binary data mapped onto blocks. Visualization itself is not part of transparency data.