Low SNR on SignalForge Engineering Noteshttps://blog.signal-forge.app/tags/low-snr/Recent content in Low SNR on SignalForge Engineering NotesHugoen-usMon, 23 Feb 2026 00:00:00 +0000How STFT Cross-Validation Improves Low-SNR Tone Detectionhttps://blog.signal-forge.app/posts/how-stft-cross-validation-improves-low-snr-tone-detection/Mon, 23 Feb 2026 00:00:00 +0000https://blog.signal-forge.app/posts/how-stft-cross-validation-improves-low-snr-tone-detection/An engineering explanation of how STFT-based cross-validation stabilizes tonal detection in low-SNR environments, reducing false PSD peaks and enabling deterministic DSP pipelines.Why PSD Peak Detection Fails in Low SNR Signalshttps://blog.signal-forge.app/posts/why-psd-peak-detection-fails-in-low-snr-signals/Mon, 23 Feb 2026 00:00:00 +0000https://blog.signal-forge.app/posts/why-psd-peak-detection-fails-in-low-snr-signals/An engineering explanation of why PSD peak detection becomes unreliable at low SNR, how spectral variance creates false peaks, and what deterministic alternatives engineers should use.