12
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2answers
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How can I efficiently “remap” an image?

Many image processing libraries like OpenCV, Intel Performance Primitives or Octave have a useful function called "remap", that takes an image, an array with X coordinates and an array with Y ...
2
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3answers
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I need to transform images by ImageTransformation in a time critical application. Therefore I precalculate a lookup table lut of ...
30
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xkcdConvert routines perform slower in Mathematica 9

I am experiencing some rather large performance decreases in Mathematica version 9.0 using the xkcd-styled plotting routines. I had used the xkcdConvert code ...
18
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3answers
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Data fitting with Image processing feature detection

I have some 2D data that once plotted looks like the following ...