public NoiseTagLdaModel(int numTopics){
  alpha=50.0 / numTopics;
  beta=0.01;
  eta=1.0;
  locked=false;
  this.numTopics=numTopics;
  wnz=new int[numTopics];
  tnz=new int[numTopics + 1];
  Arrays.fill(wnz,0);
  Arrays.fill(tnz,0);
  noise=numTopics;
}

public NoiseTagLdaModel ( int numTopics ) { alpha = 50.0 / numTopics ; beta = 0.01 ; eta = 1.0 ; locked = false ; this . numTopics = numTopics ; wnz = new int [ numTopics ] ; tnz = new int [ numTopics + 1 ] ; Arrays . fill ( wnz , 0 ) ; Arrays . fill ( tnz , 0 ) ; noise = numTopics ; }
initialize a new model with given number of topics .
