{
  "source": {
    "paper": "10.1038/s41598-019-51589-9",
    "data": "10.5281/zenodo.3457387",
    "sha256": "ae467d3711b0e4c78a1c66c368ebb1d94a9c64070f1f60c87f7a57e0e44456f6",
    "sheet": "Figure 5A - Tensile"
  },
  "groups": [
    {
      "draw_ratio": 7.5,
      "n": 27,
      "beta_fraction": 0.29,
      "mean_area_um2": 586.0,
      "mean": [
        203.41181074074072,
        46.51670555555557
      ],
      "sample_sd": [
        41.26324816224593,
        12.692706737724905
      ]
    },
    {
      "draw_ratio": 10.0,
      "n": 27,
      "beta_fraction": 0.33,
      "mean_area_um2": 311.0,
      "mean": [
        265.92451185185183,
        38.03406333333333
      ],
      "sample_sd": [
        59.68523310943852,
        9.61275284741177
      ]
    },
    {
      "draw_ratio": 12.5,
      "n": 27,
      "beta_fraction": 0.35,
      "mean_area_um2": 186.0,
      "mean": [
        306.84091592592597,
        26.981552962962965
      ],
      "sample_sd": [
        26.19948632449136,
        7.92635037503041
      ]
    },
    {
      "draw_ratio": 15.0,
      "n": 27,
      "beta_fraction": 0.36,
      "mean_area_um2": 102.0,
      "mean": [
        350.53295629629633,
        17.566906296296295
      ],
      "sample_sd": [
        42.11340684539574,
        4.221278427753436
      ]
    }
  ],
  "targets": [
    "fracture_stress_MPa",
    "strain_percent"
  ],
  "predictions": {
    "feedstock_mean": [
      [
        307.7661280246914,
        27.527507530864195
      ],
      [
        286.92856098765435,
        30.355054938271607
      ],
      [
        273.2897596296296,
        34.039225061728395
      ],
      [
        258.7257461728395,
        37.177440617283956
      ]
    ],
    "draw_ridge": [
      [
        244.30979469135804,
        42.87787530864197
      ],
      [
        262.2173578659612,
        35.18842456790124
      ],
      [
        297.3287962962963,
        29.172569559082895
      ],
      [
        336.2975750617284,
        22.526076172839506
      ]
    ],
    "draw_beta_ridge": [
      [
        206.79112195061714,
        52.41566871604939
      ],
      [
        269.4644022240058,
        33.80577205356297
      ],
      [
        308.13707736647837,
        27.30978190776328
      ],
      [
        330.09484862993077,
        23.535447518819627
      ]
    ],
    "draw_forest": [
      [
        279.2744267419753,
        34.53139240740746
      ],
      [
        234.26528194197536,
        40.63889480740749
      ],
      [
        286.40300700000023,
        32.85890953086422
      ],
      [
        291.52752190493794,
        30.837952723456848
      ]
    ]
  },
  "scores": {
    "feedstock_mean": {
      "condition_mean": {
        "RMSE": [
          72.25862843870226,
          14.611131059578328
        ],
        "MAE": [
          62.679183209876605,
          13.334103209876547
        ]
      },
      "individual": {
        "RMSE": [
          84.14877250791015,
          17.144390460660208
        ],
        "MAE": [
          69.91399505029726,
          14.372618573388204
        ]
      },
      "interpolation": {
        "RMSE": [
          27.989731768254888,
          7.37488662235293
        ],
        "MAE": [
          27.277602716049444,
          7.368340246913576
        ]
      },
      "extrapolation": {
        "RMSE": [
          98.28119699731991,
          19.30236640901288
        ],
        "MAE": [
          98.08076370370377,
          19.299866172839515
        ]
      }
    },
    "draw_ridge": {
      "condition_mean": {
        "RMSE": [
          22.24586804690891,
          3.56134332584173
        ],
        "MAE": [
          17.088159700176384,
          3.408663871252208
        ]
      },
      "individual": {
        "RMSE": [
          48.52406800656837,
          9.650292208628702
        ],
        "MAE": [
          37.723782864981374,
          7.13279835554249
        ]
      },
      "interpolation": {
        "RMSE": [
          7.218843762109388,
          2.5395091757860264
        ],
        "MAE": [
          6.609636807760154,
          2.518327680776011
        ]
      },
      "extrapolation": {
        "RMSE": [
          30.62099908656182,
          4.3493937181098525
        ],
        "MAE": [
          27.566682592592613,
          4.299000061728405
        ]
      }
    },
    "draw_beta_ridge": {
      "condition_mean": {
        "RMSE": [
          10.527901590084213,
          4.701261322257314
        ],
        "MAE": [
          7.163367672237094,
          4.106006151896957
        ]
      },
      "individual": {
        "RMSE": [
          44.39080132906013,
          10.126540941879167
        ],
        "MAE": [
          34.015714403397276,
          7.575138951426262
        ]
      },
      "interpolation": {
        "RMSE": [
          2.665601088576776,
          2.9988482278023674
        ],
        "MAE": [
          2.4180259063531935,
          2.278260112285338
        ]
      },
      "extrapolation": {
        "RMSE": [
          14.648139629917981,
          5.933854173040636
        ],
        "MAE": [
          11.908709438120994,
          5.933752191508576
        ]
      }
    },
    "draw_forest": {
      "condition_mean": {
        "RMSE": [
          51.615871478680184,
          9.501274542996878
        ],
        "MAE": [
          46.74129730709879,
          8.434636904321017
        ]
      },
      "individual": {
        "RMSE": [
          67.25997858495955,
          13.065955432680873
        ],
        "MAE": [
          53.69201461740974,
          10.513884145518992
        ]
      },
      "interpolation": {
        "RMSE": [
          26.645965545940083,
          4.545792958031599
        ],
        "MAE": [
          26.048569417901106,
          4.241094020987706
        ]
      },
      "extrapolation": {
        "RMSE": [
          67.95872936666662,
          12.644532504822447
        ],
        "MAE": [
          67.43402519629647,
          12.62817978765433
        ]
      }
    }
  },
  "folds": [
    {
      "test_condition": 0,
      "train_conditions": [
        1,
        2,
        3
      ],
      "models": {
        "draw_ridge": {
          "columns": [
            0
          ],
          "mean": [
            12.5
          ],
          "scale": [
            2.041241452319315
          ],
          "coef": [
            [
              25.905939602438398
            ],
            [
              -6.266761403269345
            ]
          ],
          "intercept": [
            307.7661280246914,
            27.527507530864195
          ]
        },
        "draw_beta_ridge": {
          "columns": [
            0,
            1
          ],
          "mean": [
            12.5,
            0.3466666666666667
          ],
          "scale": [
            2.041241452319315,
            0.012472191289246459
          ],
          "coef": [
            [
              15.819178183273161,
              13.695806731936273
            ],
            [
              -3.702559646170993,
              -3.481673673790214
            ]
          ],
          "intercept": [
            307.7661280246914,
            27.527507530864188
          ]
        },
        "draw_forest": {
          "seeds": [
            15,
            25,
            35
          ],
          "predictions": [
            [
              280.38403509259257,
              34.24757788888894
            ],
            [
              279.9748710518518,
              34.35810299259264
            ],
            [
              277.4643740814815,
              34.988496340740795
            ]
          ],
          "n_estimators": 100,
          "max_depth": 2
        }
      }
    },
    {
      "test_condition": 1,
      "train_conditions": [
        0,
        2,
        3
      ],
      "models": {
        "draw_ridge": {
          "columns": [
            0
          ],
          "mean": [
            11.666666666666666
          ],
          "scale": [
            3.118047822311618
          ],
          "coef": [
            [
              46.2304278481772
            ],
            [
              -9.042406588856272
            ]
          ],
          "intercept": [
            286.92856098765435,
            30.355054938271607
          ]
        },
        "draw_beta_ridge": {
          "columns": [
            0,
            1
          ],
          "mean": [
            11.666666666666666,
            0.3333333333333333
          ],
          "scale": [
            3.118047822311618,
            0.030912061651652344
          ],
          "coef": [
            [
              27.54240339165888,
              25.42942011757197
            ],
            [
              -5.47694697163489,
              -4.851640189658212
            ]
          ],
          "intercept": [
            286.92856098765435,
            30.355054938271607
          ]
        },
        "draw_forest": {
          "seeds": [
            15,
            25,
            35
          ],
          "predictions": [
            [
              236.6251443148149,
              40.18542744444453
            ],
            [
              235.59085326296304,
              40.38077897037045
            ],
            [
              230.57984824814824,
              41.35047800740749
            ]
          ],
          "n_estimators": 100,
          "max_depth": 2
        }
      }
    },
    {
      "test_condition": 2,
      "train_conditions": [
        0,
        1,
        3
      ],
      "models": {
        "draw_ridge": {
          "columns": [
            0
          ],
          "mean": [
            10.833333333333334
          ],
          "scale": [
            3.1180478223116177
          ],
          "coef": [
            [
              44.972919557381495
            ],
            [
              -9.1046787551788
            ]
          ],
          "intercept": [
            273.2897596296296,
            34.039225061728395
          ]
        },
        "draw_beta_ridge": {
          "columns": [
            0,
            1
          ],
          "mean": [
            10.833333333333334,
            0.32666666666666666
          ],
          "scale": [
            3.1180478223116177,
            0.02867441755680876
          ],
          "coef": [
            [
              26.715626948034203,
              25.275124093331293
            ],
            [
              -5.9580674671871865,
              -4.3561218237115344
            ]
          ],
          "intercept": [
            273.2897596296296,
            34.039225061728395
          ]
        },
        "draw_forest": {
          "seeds": [
            15,
            25,
            35
          ],
          "predictions": [
            [
              284.9802844962966,
              33.29159848888891
            ],
            [
              288.806537140741,
              32.233221911111116
            ],
            [
              285.42219936296317,
              33.05190819259262
            ]
          ],
          "n_estimators": 100,
          "max_depth": 2
        }
      }
    },
    {
      "test_condition": 3,
      "train_conditions": [
        0,
        1,
        2
      ],
      "models": {
        "draw_ridge": {
          "columns": [
            0
          ],
          "mean": [
            10.0
          ],
          "scale": [
            2.041241452319315
          ],
          "coef": [
            [
              31.668566532044213
            ],
            [
              -5.981394487407473
            ]
          ],
          "intercept": [
            258.7257461728395,
            37.177440617283956
          ]
        },
        "draw_beta_ridge": {
          "columns": [
            0,
            1
          ],
          "mean": [
            10.0,
            0.3233333333333333
          ],
          "scale": [
            2.041241452319315,
            0.024944382578492946
          ],
          "coef": [
            [
              17.994403237263615,
              18.566781737338925
            ],
            [
              -3.7561942046336614,
              -3.021377402147598
            ]
          ],
          "intercept": [
            258.7257461728395,
            37.177440617283956
          ]
        },
        "draw_forest": {
          "seeds": [
            15,
            25,
            35
          ],
          "predictions": [
            [
              294.1340687629626,
              30.245908711111166
            ],
            [
              292.8838147407403,
              30.415561555555612
            ],
            [
              287.56468221111095,
              31.852387903703757
            ]
          ],
          "n_estimators": 100,
          "max_depth": 2
        }
      }
    }
  ],
  "checks": {
    "independent_ridge_max_error": 5.684341886080802e-14,
    "raw_records": 108,
    "conditions": 4,
    "representative_curve_points": [
      11772,
      14018,
      14863,
      14885
    ]
  },
  "protocol": {
    "split": "leave one complete draw condition out",
    "alpha": 1.0,
    "structure_input": "independent post-characterization FTIR fraction",
    "forest_loss": "joint squared error in MPa and percent; target units retained",
    "measurement": "50% RH, ambient temperature, 10 mm gauge, 20%/min strain rate"
  }
}