ISOpureS1.model_optimize.omega.omega_loglikelihood {ISOpureR}

Compute the loglikelihood relevant to omega for step 1

Description

Compute the the part of the loglikelihood function relevant to omega in step 1

Usage

ISOpureS1.model_optimize.omega.omega_loglikelihood(ww, tumordata, model) 

Arguments

ww

(K-1)x1 matrix, log(omega), where the entries in omega are constrained to add to 1 where K-1 is the number of normal samples

tumordata

a GxD matrix representing gene expression profiles of tumor samples

model

list containing all the parameters to be optimized

Value

The negative of the loglikelihood function relevant to omega

Author(s)

Gerald Quon, Catalina Anghel, Francis Nguyen