signal-processing

Fix DFT Frequency Scaling: Map Bin Index to Hertz (f = k/T) and Label Spectra Correctly

Dec. 21, 09:00

Fixing Quadratic Volterra Image Enhancement: Use the Mapped Base, Not Normalized, in Composition

Dec. 18, 21:00

Generate Log-Normal Signals with Blue/Violet PSD: Why Exponentiation Fails and IAAFT Works

Oct. 31, 11:00

SymPy Complex Roots: Fix Hanging Plots from solveset/ComplexRootOf with nroots and Domain Coloring

Oct. 26, 13:00

Fixing FFT-based Angular Spectrum Propagation: Step Size and Gaussian Beam Accuracy at Long Range

Oct. 20, 07:00

Zero-Padding the Spectrum Correctly: Discrete Fourier Series Indexing, DC Bin, and Scale

Oct. 18, 02:00

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