Tag: Scipy
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FFT vs Welch: Legacy Vibration Code Migration Pitfalls
Migrated legacy FFT code to scipy.signal.welch โ false alarms tripled. Here's the window scaling trap that broke production thresholds.
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Part 2: Statistical Rigor: Why Your Correlation Might Be Spurious
Catch 4 statistical traps that make correlations spurious: Simpson's Paradox, p-hacking, confounders. Includes bootstrap tests you can run today.