Neural Oscillation PAC — Theta-Gamma Coupling
Phase-Amplitude Coupling: gamma power modulated by theta phase
A_γ(t) = [1 + m·cos(φ_θ(t) − φ_pref)] · A₀ | MI = KL(p(A|φ), uniform) / log(N)
Theta freq (Hz)
6 Hz
Gamma freq (Hz)
60 Hz
Coupling strength m
0.70
Noise level
0.30
Preferred phase (°)
90°
Modulation Index
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Mean Gamma Amp
—
Phase Preference
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