Problem: one have vast raster image, which is needed to be processed and enhanced. And seeing of intermediate result and possibility of tuning the parameters are required.
Solution: the unique image processing tool for processing museum images - nip2 - helps us, and it incorporated in Debian GNU/Linux distribution.

Install nip2 in Debian/Ubuntu

            #apt-get install nip2

This will complete the installation.

An approach of nip2: images as tables

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