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Fast Fourier Transform — decomposing NVDA price into frequency signals

quant.dhawan · 2026-01-27T17:11:04.000Z · in Quant & Trading
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100k ft — What is this?

Fast Fourier Transform — decomposing NVDA price into frequency signals
techniqueB-tier

50k ft — Why care?

Applies FFT to NVDA price action to decompose it into frequency components, separating noise from dominant cycles. Shows how to identify the strongest periodic signals in price data.
finance/tradingquantsignal processing

10k ft — Key takeaways

• FFT separates noise from dominant market cycles • Identifies strongest periodic signals in price data • Foundation for frequency-based trading strategies

5k ft — Tools & techniques

(no tools tagged) Fast Fourier Transform, Frequency Decomposition, Spectral Analysis, algorithmic trading

1k ft — Deep-dive / try it

Stop trading the noise. Start seeing the signal. 📉📈 Financial markets are noisy. By applying the Fast Fourier Transform (FFT), we can decompose a stock's price action (like NVDA here) into different frequencies. Grab the full script repo, comment "FFT" to build this for your own portfolio. 💻 The top chart overlays the smoothed "Signal" (low-frequency trend) against the raw, jagged price action. The bottom chart isolates the "High-Frequency Noise"—the erratic movements that often trick traders into bad entries. Math doesn't lie; it just clarifies. rahzyey   23w Is this applied on rolling window?
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Collection: Quant & Trading