{
  "architecture": "DFC",
  "model_a": "chengq9/ToolRL-Qwen2.5-3B",
  "model_b": "Qwen/Qwen2.5-3B",
  "layer": 20,
  "activation_dim": 2048,
  "dict_size": 8192,
  "k": 45,
  "model_a_exclusive_pct": 0.1,
  "model_b_exclusive_pct": 0.1,
  "steps": 9000,
  "lr": 1e-4,
  "train_batch": 1024,
  "sparsity_coef": 1e-3,
  "exclusive_sparsity_coef": 1e-3,
  "loss": "MSE + L1 sparsity (shared: 1e-3, exclusive: 1e-3)",
  "wandb_project": "dfc-crosscoder-sweep-layer",
  "trained_at": "2026-05-04T01:53:57+00:00"
}