reg

Type Members

1. case class Coefficient(coeff: Double, featureIndices: IndexedSeq[Int] = ...) extends Product with Serializable

2. case class ConstantDeltaSpline(min: Double, max: Double, knots: IndexedSeq[Double]) extends Spline with Product with Serializable

   A spline with the property the delta between consecutive domain values is a fixed constant.

3. trait MapTreeLike[K, +A] extends Tree[A, [+V]Map[K, V], MapTreeLike[K, A]]

   A tree with a map structure for the descendants data structure.

4. final class OptToKv[A] extends AnyVal

   Provides an extension method toKv to convert Options to Seq[(String, Double)].

5. trait PolynomialEvaluationAlgo extends AnyRef

   An algorithm for efficiently evaluating polynomials at a given point.

6. case class PolynomialEvaluator(value: Coefficient, descendants: Map[String, PolynomialEvaluator] = ...) extends MapTreeLike[String, Coefficient] with PolynomialEvaluationAlgo with Product with Serializable

   Provides a method to evaluate polynomials given an input.

7. trait RegFeatureCompiler extends AnyRef

   Created by deak on 11/1/15.

8. trait RegressionFeatures[-A] extends AnyRef

   A helper trait for sparse regression models with String keys.

9. case class RegressionModel[U, -A, +B <: U](modelId: ModelIdentity, featureNames: IndexedSeq[String], featureFunctions: IndexedSeq[GenAggFunc[A, Iterable[(String, Double)]]], beta: PolynomialEvaluationAlgo, invLinkFunction: (Double) ⇒ Double, spline: Option[Spline], numMissingThreshold: Option[Int], auditor: Auditor[U, Double, B]) extends SubmodelBase[U, Double, A, B] with RegressionFeatures[A] with Logging with Product with Serializable

   A regression model capable of doing not only linear regression but polynomial regression in general.

10. trait RegressionModelValueToTupleConversions extends AnyRef

    Provides a series of implicit conversions to make the specification of regression models cleaner.

11. sealed trait Spline extends (Double) ⇒ Double