Package dk.alexandra.fresco.stat.survival.cox

Class CoxGradientDiscrete

Object

CoxGradientDiscrete

All Implemented Interfaces:

Computation<List<DRes<SFixed>>,ProtocolBuilderNumeric>

public class CoxGradientDiscrete
extends Object
implements Computation<List<DRes<SFixed>>,ProtocolBuilderNumeric>

Constructor Summary

Constructors

Constructor	Description
CoxGradientDiscrete(List<SurvivalInfoDiscrete> data, List<DRes<SFixed>> beta)	Compute the gradient of the score function for a Cox model on the given data with coefficients beta and learning rate alpha.

Method Summary

Modifier and Type	Method	Description
DRes<List<DRes<SFixed>>>	buildComputation(ProtocolBuilderNumeric builder)

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

CoxGradientDiscrete

public CoxGradientDiscrete(List<SurvivalInfoDiscrete> data, List<DRes<SFixed>> beta)

Compute the gradient of the score function for a Cox model on the given data with coefficients beta and learning rate alpha. The data is assumed to be sorted on the time parameter.

Parameters:

data -

beta -

Method Details

buildComputation

public DRes<List<DRes<SFixed>>> buildComputation(ProtocolBuilderNumeric builder)

Specified by:

buildComputation in interface Computation<List<DRes<SFixed>>,ProtocolBuilderNumeric>