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Merge pull request #12676 from PWhiddy:patch-1

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Alexander Alekhin 6 years ago committed by GitHub
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      doc/tutorials/imgproc/pyramids/pyramids.markdown

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doc/tutorials/imgproc/pyramids/pyramids.markdown
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@ -56,7 +56,7 @@ Theory
entire pyramid. entire pyramid.
- The procedure above was useful to downsample an image. What if we want to make it bigger?: - The procedure above was useful to downsample an image. What if we want to make it bigger?:
columns filled with zeros (\f$0 \f$) columns filled with zeros (\f$0 \f$)
- First, upsize the image to twice the original in each dimension, wit the new even rows and - First, upsize the image to twice the original in each dimension, with the new even rows and
- Perform a convolution with the same kernel shown above (multiplied by 4) to approximate the - Perform a convolution with the same kernel shown above (multiplied by 4) to approximate the
values of the "missing pixels" values of the "missing pixels"
- These two procedures (downsampling and upsampling as explained above) are implemented by the - These two procedures (downsampling and upsampling as explained above) are implemented by the

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