preprocessed/DualArmBallClassify-v1/norm_stats.json

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      "dim": 9,
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      "slice": [
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    {
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      "dim": 3,
      "slice": [
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    {
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      "slice": [
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    },
    {
      "path": "obs/extra/red_bowl_pos",
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      "kind": "continuous",
      "dim": 3,
      "slice": [
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  "notes": "State stats computed ONLY on continuous dims; discrete/bool dims keep raw (mean=0,std=1). All stats computed over aligned length T (drop last obs to align with actions)."
}