class MultiTaskBaggedModel extends MultiTaskModel
Container holding a parallel sequence of models, each of which predicts on multiple labels.
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- new MultiTaskBaggedModel(models: ParSeq[MultiTaskModel], Nib: Vector[Vector[Int]], useJackknife: Boolean, biasModels: Seq[Option[Model[PredictionResult[Double]]]], rescaleRatios: Seq[Double])
- models
sequence of multi-models, one for each bag
- Nib
matrix representing number of times each training datum appears in each bag
- useJackknife
whether to enable jackknife uncertainty estimate
- biasModels
sequence of optional bias-correction models, one for each label
- rescaleRatios
sequence of uncertainty calibration ratios for each label
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- def getModels: Seq[BaggedModel[Any]]
Individual models corresponding to each label
Individual models corresponding to each label
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- MultiTaskBaggedModel → MultiTaskModel
- def getRealLabels: Seq[Boolean]
A boolean sequence indicating which labels are real-valued.
A boolean sequence indicating which labels are real-valued. Its length must be equal to
numLabels.- Definition Classes
- MultiTaskBaggedModel → MultiTaskModel
- lazy val groupedModels: Seq[BaggedModel[Any]]
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- val numLabels: Int
The number of labels.
The number of labels. Every prediction must have this length.
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- MultiTaskBaggedModel → MultiTaskModel
- def shapley(input: Vector[Any], omitFeatures: Set[Int] = Set()): Option[DenseMatrix[Double]]
Compute Shapley feature attributions for a given input in this node's subtree
Compute Shapley feature attributions for a given input in this node's subtree
- input
for which to compute feature attributions.
- omitFeatures
feature indices to omit in computing Shapley values
- returns
matrix of attributions for each feature and output One row per feature, each of length equal to the output dimension. The output dimension is 1 for single-task regression, or equal to the number of classification categories.
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- Model
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- def transform(inputs: Seq[Vector[Any]]): MultiTaskBaggedResult
Apply the model to a seq of inputs
Apply the model to a seq of inputs
- inputs
to apply the model to
- returns
a PredictionResult which includes, at least, the expected outputs
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- MultiTaskBaggedModel → Model
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