Research Article

A Generalized Gamma Mixture Model for Ultrasonic Tissue Characterization

Algorithm 2

Implementation of the GGMM2 method.
Transformed samples
Number of components
Initial guess of parameters for
each component
maxIter Maximum number of iterations
Tol Tolerance
err
Iterations counter
maxIterML Maximum number of iterations for the ML algorithm
TolML Tolerance for the ML
while err > Tol and < maxIter do
for     do
  
  
   Iterations counter for ML
   Calculate the log-likelihood for the th component
  while errML > TolML and < maxIterML do
   
   
    
            
   
   
   
   
   
   
    Calculate the log-likelihood for the th component
   errML
  end while
  
  
  
end for
 err Evaluate the relative tolerance
end while