how can i plot power spectrum in the following picture?

2 vues (au cours des 30 derniers jours)
poshan reddy
poshan reddy le 6 Juin 2014
how can i plot this kind of pic? using a radar data?

Réponses (1)

Image Analyst
Image Analyst le 6 Juin 2014
To me it looks like they turned it into an image and used image() or imshow() and then applied a colormap and colorbar. Can you ask the authors?

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