Checkpoint iteration 4

runs/policy_spatial_v3/metadata_iter_004.json

@@ -0,0 +1,95 @@
+{
+  "iteration": 4,
+  "timestamp": "2026-03-08T04:55:49.607317+00:00",
+  "buffer_size": 3196,
+  "config": {
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+    "episodes_per_iter": 20,
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+    "hf_repo_id": "dieg0code/ataxx-zero",
+    "hf_run_id": "policy_spatial_v3",
+    "hf_bootstrap_run_id": "policy_spatial_v2",
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+    "hf_token_env": "HF_TOKEN",
+    "hf_local_dir": "hf_checkpoints",
+    "max_pending_hf_uploads": 6,
+    "hf_upload_future_timeout_s": 900.0,
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+    "trainer_devices": 2,
+    "trainer_strategy": "ddp_spawn",
+    "trainer_precision": "16-mixed",
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+    "ddp_timeout_seconds": 120,
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+    "mcts_leaf_batch_size": 32,
+    "fail_on_selfplay_parallel_error": false,
+    "fail_on_hf_upload_error": false,
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+    "opponent_heuristic_prob": 0.5,
+    "opponent_random_prob": 0.05,
+    "opponent_heuristic_level": "normal",
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+    "opponent_heuristic_normal_prob": 0.5,
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+    "model_side_swap_prob": 0.5,
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+    "eval_heuristic_level": "hard",
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+    "restore_best_on_regression": true,
+    "eval_regression_delta": 0.03,
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+    "selfplay_workers": 2,
+    "selfplay_progress_every_s": 45.0,
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+    "compile_model": false,
+    "quiet_mode": false,
+    "warmup_games": 240,
+    "warmup_epochs": 3,
+    "warmup_heuristic_level": "sentinel",
+    "warmup_heuristic_levels": "hard,apex,sentinel"
+  },
+  "stats": {
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+    "best_eval_score": -1.0
+  }
+}