{
  "dataset": "crema",
  "parameters": 12742,
  "classes": [
    "anger",
    "disgust",
    "fear",
    "happy",
    "sad",
    "neutral"
  ],
  "seed": 20261006,
  "protocol": "192 raw predictions -> training-fold StandardScaler -> 64 GELU -> class logits; five actor-disjoint outer folds; three inner folds select LR/epochs; full-batch AdamW",
  "comparison": "Supervised benchmark adaptation; distinct from paper zero-shot",
  "metrics": {
    "n": 7442,
    "actors": 91,
    "accuracy": 0.4817253426498253,
    "balanced_accuracy": 0.48537371906644844,
    "macro_f1": 0.4717644925331532,
    "accuracy_actor_bootstrap_95ci": [
      0.46600372895845826,
      0.4973239701102438
    ],
    "predicted_neutral_share": 0.19228701961838215,
    "per_class": [
      {
        "class": "anger",
        "support": 1271,
        "recall": 0.6805664830841857,
        "precision": 0.5884353741496599
      },
      {
        "class": "disgust",
        "support": 1271,
        "recall": 0.4044059795436664,
        "precision": 0.43781942078364566
      },
      {
        "class": "fear",
        "support": 1271,
        "recall": 0.22580645161290322,
        "precision": 0.42835820895522386
      },
      {
        "class": "happy",
        "support": 1271,
        "recall": 0.42800944138473646,
        "precision": 0.46535500427716
      },
      {
        "class": "sad",
        "support": 1271,
        "recall": 0.5405192761605035,
        "precision": 0.44960732984293195
      },
      {
        "class": "neutral",
        "support": 1087,
        "recall": 0.6329346826126955,
        "precision": 0.4807826694619147
      }
    ],
    "confusion": {
      "anger": {
        "anger": 865,
        "disgust": 73,
        "fear": 33,
        "happy": 167,
        "sad": 10,
        "neutral": 123
      },
      "disgust": {
        "anger": 124,
        "disgust": 514,
        "fear": 93,
        "happy": 121,
        "sad": 274,
        "neutral": 145
      },
      "fear": {
        "anger": 120,
        "disgust": 156,
        "fear": 287,
        "happy": 205,
        "sad": 357,
        "neutral": 146
      },
      "happy": {
        "anger": 263,
        "disgust": 139,
        "fear": 117,
        "happy": 544,
        "sad": 76,
        "neutral": 132
      },
      "sad": {
        "anger": 23,
        "disgust": 206,
        "fear": 109,
        "happy": 49,
        "sad": 687,
        "neutral": 197
      },
      "neutral": {
        "anger": 75,
        "disgust": 86,
        "fear": 31,
        "happy": 83,
        "sad": 124,
        "neutral": 688
      }
    }
  },
  "folds": [
    {
      "fold": 0,
      "train_clips": 5891,
      "held_clips": 1551,
      "train_actors": [
        "1002",
        "1003",
        "1004",
        "1005",
        "1006",
        "1008",
        "1010",
        "1011",
        "1012",
        "1013",
        "1015",
        "1016",
        "1017",
        "1019",
        "1021",
        "1022",
        "1023",
        "1025",
        "1026",
        "1027",
        "1028",
        "1029",
        "1032",
        "1034",
        "1035",
        "1037",
        "1038",
        "1039",
        "1040",
        "1041",
        "1042",
        "1043",
        "1044",
        "1045",
        "1046",
        "1047",
        "1048",
        "1049",
        "1050",
        "1052",
        "1053",
        "1054",
        "1055",
        "1056",
        "1057",
        "1058",
        "1059",
        "1060",
        "1061",
        "1062",
        "1063",
        "1064",
        "1065",
        "1066",
        "1067",
        "1069",
        "1070",
        "1071",
        "1072",
        "1073",
        "1074",
        "1075",
        "1077",
        "1078",
        "1080",
        "1081",
        "1082",
        "1083",
        "1087",
        "1089",
        "1090",
        "1091"
      ],
      "held_actors": [
        "1001",
        "1007",
        "1009",
        "1014",
        "1018",
        "1020",
        "1024",
        "1030",
        "1031",
        "1033",
        "1036",
        "1051",
        "1068",
        "1076",
        "1079",
        "1084",
        "1085",
        "1086",
        "1088"
      ],
      "trials": [
        {
          "lr": 0.001,
          "epochs": 20,
          "inner_accuracy": 0.3729417755898829
        },
        {
          "lr": 0.001,
          "epochs": 50,
          "inner_accuracy": 0.43150568664063826
        },
        {
          "lr": 0.003,
          "epochs": 20,
          "inner_accuracy": 0.4247156679680869
        },
        {
          "lr": 0.003,
          "epochs": 50,
          "inner_accuracy": 0.4646070276693261
        }
      ],
      "selected": {
        "lr": 0.003,
        "epochs": 50,
        "inner_accuracy": 0.4646070276693261
      },
      "outer_accuracy": 0.4912959381044487
    },
    {
      "fold": 1,
      "train_clips": 5973,
      "held_clips": 1469,
      "train_actors": [
        "1001",
        "1003",
        "1004",
        "1005",
        "1006",
        "1007",
        "1009",
        "1010",
        "1011",
        "1012",
        "1013",
        "1014",
        "1016",
        "1017",
        "1018",
        "1019",
        "1020",
        "1021",
        "1024",
        "1025",
        "1026",
        "1027",
        "1029",
        "1030",
        "1031",
        "1032",
        "1033",
        "1034",
        "1035",
        "1036",
        "1037",
        "1040",
        "1041",
        "1043",
        "1044",
        "1045",
        "1046",
        "1047",
        "1048",
        "1049",
        "1050",
        "1051",
        "1052",
        "1054",
        "1055",
        "1056",
        "1059",
        "1060",
        "1062",
        "1063",
        "1064",
        "1065",
        "1066",
        "1067",
        "1068",
        "1070",
        "1071",
        "1072",
        "1073",
        "1074",
        "1076",
        "1077",
        "1079",
        "1080",
        "1082",
        "1084",
        "1085",
        "1086",
        "1087",
        "1088",
        "1089",
        "1090",
        "1091"
      ],
      "held_actors": [
        "1002",
        "1008",
        "1015",
        "1022",
        "1023",
        "1028",
        "1038",
        "1039",
        "1042",
        "1053",
        "1057",
        "1058",
        "1061",
        "1069",
        "1075",
        "1078",
        "1081",
        "1083"
      ],
      "trials": [
        {
          "lr": 0.001,
          "epochs": 20,
          "inner_accuracy": 0.3756906077348066
        },
        {
          "lr": 0.001,
          "epochs": 50,
          "inner_accuracy": 0.4275908253808806
        },
        {
          "lr": 0.003,
          "epochs": 20,
          "inner_accuracy": 0.42189854344550476
        },
        {
          "lr": 0.003,
          "epochs": 50,
          "inner_accuracy": 0.4627490373346727
        }
      ],
      "selected": {
        "lr": 0.003,
        "epochs": 50,
        "inner_accuracy": 0.4627490373346727
      },
      "outer_accuracy": 0.4948944860449285
    },
    {
      "fold": 2,
      "train_clips": 5972,
      "held_clips": 1470,
      "train_actors": [
        "1001",
        "1002",
        "1003",
        "1004",
        "1005",
        "1007",
        "1008",
        "1009",
        "1010",
        "1012",
        "1013",
        "1014",
        "1015",
        "1016",
        "1018",
        "1020",
        "1021",
        "1022",
        "1023",
        "1024",
        "1025",
        "1027",
        "1028",
        "1029",
        "1030",
        "1031",
        "1033",
        "1034",
        "1035",
        "1036",
        "1038",
        "1039",
        "1040",
        "1042",
        "1043",
        "1044",
        "1045",
        "1046",
        "1047",
        "1049",
        "1050",
        "1051",
        "1052",
        "1053",
        "1054",
        "1055",
        "1056",
        "1057",
        "1058",
        "1059",
        "1061",
        "1062",
        "1064",
        "1065",
        "1068",
        "1069",
        "1071",
        "1073",
        "1074",
        "1075",
        "1076",
        "1078",
        "1079",
        "1080",
        "1081",
        "1082",
        "1083",
        "1084",
        "1085",
        "1086",
        "1088",
        "1089",
        "1090"
      ],
      "held_actors": [
        "1006",
        "1011",
        "1017",
        "1019",
        "1026",
        "1032",
        "1037",
        "1041",
        "1048",
        "1060",
        "1063",
        "1066",
        "1067",
        "1070",
        "1072",
        "1077",
        "1087",
        "1091"
      ],
      "trials": [
        {
          "lr": 0.001,
          "epochs": 20,
          "inner_accuracy": 0.3755860683188212
        },
        {
          "lr": 0.001,
          "epochs": 50,
          "inner_accuracy": 0.4385465505693235
        },
        {
          "lr": 0.003,
          "epochs": 20,
          "inner_accuracy": 0.4268251841929002
        },
        {
          "lr": 0.003,
          "epochs": 50,
          "inner_accuracy": 0.47136637642330875
        }
      ],
      "selected": {
        "lr": 0.003,
        "epochs": 50,
        "inner_accuracy": 0.47136637642330875
      },
      "outer_accuracy": 0.47210884353741495
    },
    {
      "fold": 3,
      "train_clips": 5966,
      "held_clips": 1476,
      "train_actors": [
        "1001",
        "1002",
        "1003",
        "1004",
        "1005",
        "1006",
        "1007",
        "1008",
        "1009",
        "1010",
        "1011",
        "1012",
        "1014",
        "1015",
        "1017",
        "1018",
        "1019",
        "1020",
        "1021",
        "1022",
        "1023",
        "1024",
        "1025",
        "1026",
        "1027",
        "1028",
        "1029",
        "1030",
        "1031",
        "1032",
        "1033",
        "1035",
        "1036",
        "1037",
        "1038",
        "1039",
        "1040",
        "1041",
        "1042",
        "1044",
        "1047",
        "1048",
        "1050",
        "1051",
        "1052",
        "1053",
        "1057",
        "1058",
        "1060",
        "1061",
        "1063",
        "1065",
        "1066",
        "1067",
        "1068",
        "1069",
        "1070",
        "1072",
        "1074",
        "1075",
        "1076",
        "1077",
        "1078",
        "1079",
        "1081",
        "1083",
        "1084",
        "1085",
        "1086",
        "1087",
        "1088",
        "1090",
        "1091"
      ],
      "held_actors": [
        "1013",
        "1016",
        "1034",
        "1043",
        "1045",
        "1046",
        "1049",
        "1054",
        "1055",
        "1056",
        "1059",
        "1062",
        "1064",
        "1071",
        "1073",
        "1080",
        "1082",
        "1089"
      ],
      "trials": [
        {
          "lr": 0.001,
          "epochs": 20,
          "inner_accuracy": 0.3828360710693932
        },
        {
          "lr": 0.001,
          "epochs": 50,
          "inner_accuracy": 0.4383171304056319
        },
        {
          "lr": 0.003,
          "epochs": 20,
          "inner_accuracy": 0.43395910157559503
        },
        {
          "lr": 0.003,
          "epochs": 50,
          "inner_accuracy": 0.4825678846798525
        }
      ],
      "selected": {
        "lr": 0.003,
        "epochs": 50,
        "inner_accuracy": 0.4825678846798525
      },
      "outer_accuracy": 0.45934959349593496
    },
    {
      "fold": 4,
      "train_clips": 5966,
      "held_clips": 1476,
      "train_actors": [
        "1001",
        "1002",
        "1006",
        "1007",
        "1008",
        "1009",
        "1011",
        "1013",
        "1014",
        "1015",
        "1016",
        "1017",
        "1018",
        "1019",
        "1020",
        "1022",
        "1023",
        "1024",
        "1026",
        "1028",
        "1030",
        "1031",
        "1032",
        "1033",
        "1034",
        "1036",
        "1037",
        "1038",
        "1039",
        "1041",
        "1042",
        "1043",
        "1045",
        "1046",
        "1048",
        "1049",
        "1051",
        "1053",
        "1054",
        "1055",
        "1056",
        "1057",
        "1058",
        "1059",
        "1060",
        "1061",
        "1062",
        "1063",
        "1064",
        "1066",
        "1067",
        "1068",
        "1069",
        "1070",
        "1071",
        "1072",
        "1073",
        "1075",
        "1076",
        "1077",
        "1078",
        "1079",
        "1080",
        "1081",
        "1082",
        "1083",
        "1084",
        "1085",
        "1086",
        "1087",
        "1088",
        "1089",
        "1091"
      ],
      "held_actors": [
        "1003",
        "1004",
        "1005",
        "1010",
        "1012",
        "1021",
        "1025",
        "1027",
        "1029",
        "1035",
        "1040",
        "1044",
        "1047",
        "1050",
        "1052",
        "1065",
        "1074",
        "1090"
      ],
      "trials": [
        {
          "lr": 0.001,
          "epochs": 20,
          "inner_accuracy": 0.37462286288970836
        },
        {
          "lr": 0.001,
          "epochs": 50,
          "inner_accuracy": 0.43245055313442843
        },
        {
          "lr": 0.003,
          "epochs": 20,
          "inner_accuracy": 0.42641635936976197
        },
        {
          "lr": 0.003,
          "epochs": 50,
          "inner_accuracy": 0.46480053637277907
        }
      ],
      "selected": {
        "lr": 0.003,
        "epochs": 50,
        "inner_accuracy": 0.46480053637277907
      },
      "outer_accuracy": 0.4905149051490515
    }
  ]
}