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I have matrix with dimensions [4096, 181], I want to draw a heatmap for such matrix as in the following figure. How can i do so?

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Chunru
Chunru am 12 Aug. 2021
Bearbeitet: Chunru am 12 Aug. 2021
Ran in:

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Ran in:
a = peaks(40);
imagesc(a)
colormap(hsv(512))
colorbar

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Abdelwahab Afifi
Abdelwahab Afifi am 12 Aug. 2021
Bearbeitet: Abdelwahab Afifi am 12 Aug. 2021
Is it possible to adjust the colorbar to include the red colour?
Chunru
Chunru am 12 Aug. 2021
use colormap as shown above
Abdelwahab Afifi
Abdelwahab Afifi am 12 Aug. 2021
I noticed that there is a red colour at the top and bottom of the colour map. this causes confusion. is it possible to limit the colour map exactly as in the pic I attached?
Abdelwahab Afifi
Abdelwahab Afifi am 12 Aug. 2021
I got it
colormap turbo
colorbar

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