QuDDPM: an update

March 30, 2026

Currently, I'm running these models on c5.xlarge instances on AWS.

[21:26:41]   6q, 6 layers, 9 depths

--- Scrambling depth 1 | Entropy: 0.585 | OTOC decay: 0.000 ---
  Epoch    0 | Loss: 0.9634 | Fidelity: 0.0366 | LR: 0.05000
  Epoch   20 | Loss: 0.8337 | Fidelity: 0.1663 | LR: 0.05000
  Epoch   40 | Loss: 0.7914 | Fidelity: 0.2086 | LR: 0.05000
  Epoch   60 | Loss: 0.7613 | Fidelity: 0.2387 | LR: 0.05000