State of the art in upsizing algorithms?

Started Jun 9, 2014 | Discussions thread
Nicolas Robidoux Forum Member • Posts: 84
Re: State of the art in upsizing algorithms ?

Here is the result of

BLUR=1.414213562373 && CONTRAST=12 && INFLEXION=80 && magick input.png -colorspace RGB +sigmoidal-contrast $CONTRAST,$INFLEXION% -define filter:blur=$BLUR -filter lanczos -distort Resize 300% -sigmoidal-contrast $CONTRAST,$INFLEXION% -colorspace sRGB output.png

3x enlargement using sigmoidized elliptical weighted averaging with an EWA Lanczos stretched to minimize jaggies

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