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Fig. 4Signal / noise
- Signal
- xₜ = Σⱼ Aⱼ sin(2πfⱼt/n) + εₜ
- Power
- S(f) = |Σₜ xₜ e^(−2πift/n)|² / n
- Peaks
- f = 12, 37; 21.0 dB above median
- Floor
- median S(f) = 0.45