condLogLikDerDelta {edgeR}R Documentation

Conditional log-likelihood in terms of delta

Description

Conditional log-likelihood paramterized in terms of delta (phi / (phi+1))

Usage

 
condLogLikDerDelta(y, delta, grid = TRUE, der = 1, doSum = TRUE) 

Arguments

y matrix with count data (or pseudo-data)
delta delta (phi / (phi+1))parameter of negative binomial
grid logical, whether to calculate a grid over the values of delta
der derative, either 0 (the function), 1 (first derivative) or 2 (second derivative)
doSum logical, whether to sum over samples or not (default TRUE

Value

vector of matrix of function/derivative evaluations

Author(s)

Mark Robinson

Examples

y1<-matrix(rnbinom(10,size=1,mu=10),nrow=5)
v1<-seq(.1,.9,length=9)
ll1<-condLogLikDerDelta(y1,v1,grid=TRUE,der=0,doSum=FALSE)
ll2<-condLogLikDerDelta(y1,delta=.5,grid=FALSE,der=0)

[Package edgeR version 1.0.4 Index]