Ising Model — Metropolis Sampling
2D Ising model with Metropolis-Hastings MCMC — watch the phase transition
T =
2.27
(T_c ≈ 2.269)
⟨M⟩ =
—
⟨E⟩/N =
—
Step:
0
Temperature T:
2.27
Speed (sweeps/frame):
5
Reset Random
Cold Start
H = -J Σ sᵢsⱼ — Metropolis: flip spin i with prob min(1, e^{-ΔE/kT}) — T_c = 2J/ln(1+√2) ≈ 2.269 (Onsager 1944)