python - Invert colors when plotting a PNG file using matplotlib - Stack Overflow
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Descrição
I'm trying to display a PNG file using matplotlib and of course, python. For this test, I've generated the following image:
Now, I load and transform the image into a multidimensional numpy matrix:
![python - Invert colors when plotting a PNG file using matplotlib - Stack Overflow](https://a0.anyrgb.com/pngimg/1476/210/simple-linear-regression-linear-model-principal-component-analysis-xkcd-regression-overflow-stack-overflow-informatics-cartesian-coordinate-system-stack-thumbnail.png)
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