diff --git a/run-example.sh b/run-example.sh
index 57f0577..0e176e5 100644
--- a/run-example.sh
+++ b/run-example.sh
@@ -1,64 +1,65 @@
 # RUN filterHD & cloneHD FOR A SIMULATED EXAMPLE DATA SET
 
 # fix the number of threads
-export OMP_NUM_THREADS=1;
+export OMP_NUM_THREADS=4;
+
+part=$1
 
 # input data
-#data="./test/data/"
-#results="./test/results/"
-data="/Users/af7/Projects/cloneHD/Test/data/"
-results="/Users/af7/Projects/cloneHD/Test/results/"
+data="./test/data/"
+results="./test/results/"
 filterHD="./build/filterHD"
 cloneHD="./build/cloneHD"
 
-### filterHD ###
-echo "*** filterHD ***"
-echo
+normalCNA="${data}/normal.cna.txt"
+tumorCNA="${data}/tumor.cna.txt"
+tumorBAF="${data}/tumor.baf.txt"
+bias="${results}/normal.cna.posterior.1.txt"
+tumorCNAjumps="${results}/tumor.cna.bias.jumps.txt"
+tumorBAFjumps="${results}/tumor.baf.jumps.txt"
 
+### filterHD ###
+if [ -z $part ] || [ $part -eq 1 ]
+then
+    echo "*** filterHD ***"
+    echo    
 #emission modes: 
 # 1: Binomial
 # 2: Beta-Binomial
 # 3: Poisson
 # 4: Negative Binomial
-
+#    
 # normal read depth
-normalCNA="${data}/normal.cna.txt"
-cmd="$filterHD --data $normalCNA --mode 3 --pre ${results}/normal.cna --rnd 0"
-echo $cmd
-$cmd
-echo
-
-# tumour read depth without bias
-tumorCNA="${data}/tumor.cna.txt"
-cmd="$filterHD --data $tumorCNA --mode 3 --pre ${results}/tumor.cna --rnd 0"
-echo $cmd
-$cmd
-echo
-
-# tumour read depth with bias from normal
-bias="${results}/normal.cna.posterior.1.txt"
-cmd="$filterHD --data $tumorCNA --mode 3 --pre ${results}/tumor.cna.bias --bias $bias --sigma 0 --rnd 0 --jumps 1"
-echo $cmd
-$cmd
-echo
-tumorCNAjumps="${results}/tumor.cna.bias.jumps.txt"
-
-# tumour BAF
-tumorBAF="${data}/tumor.baf.txt"
-cmd="$filterHD --data $tumorBAF --mode 1 --pre ${results}/tumor.baf --sigma 0 --jumps 1 --reflect 1 --dist 1"
-echo $cmd
-$cmd
-echo
-tumorBAFjumps="${results}/tumor.baf.jumps.txt"
-
+    cmd="$filterHD --data $normalCNA --mode 3 --pre ${results}/normal.cna --rnd 0"
+    echo $cmd
+    $cmd
+    echo
+# tumor read depth without bias
+    cmd="$filterHD --data $tumorCNA --mode 3 --pre ${results}/tumor.cna --rnd 0"
+    echo $cmd
+    $cmd
+    echo
+# tumor read depth with bias from normal
+    cmd="$filterHD --data $tumorCNA --mode 3 --pre ${results}/tumor.cna.bias --bias $bias --sigma 0 --rnd 0 --jumps 1"
+    echo $cmd
+    $cmd
+    echo
+# tumor BAF
+    cmd="$filterHD --data $tumorBAF --mode 1 --pre ${results}/tumor.baf --sigma 0 --jumps 1 --reflect 1 --dist 1 --rnd 0"
+    echo $cmd
+    $cmd
+    echo
+fi
 
+if [ -z $part ] || [ $part -eq 2 ] 
+then
 ### cloneHD ###
-echo "*** cloneHD ***"
-echo
-
-cmd="$cloneHD --cna $tumorCNA --baf $tumorBAF --pre ${results}/tumor --bias $bias --seed 123 --trials 1 --nmax 3\
-	--force --max-tcn 4 --cna-jumps $tumorCNAjumps --min-jump 0.01 --restarts 20"
-echo $cmd
-$cmd
-echo
-cat ${results}/tumor.clonal.txt
\ No newline at end of file
+    echo "*** cloneHD ***"
+    echo
+    cmd="$cloneHD --cna $tumorCNA --baf $tumorBAF --pre ${results}/tumor --bias $bias --seed 123 --trials 1\
+ --nmax 3 --force --max-tcn 4 --cna-jumps $tumorCNAjumps --baf-jumps $tumorBAFjumps --min-jump 0.01 --restarts 20"    
+    echo $cmd
+    $cmd
+    echo
+    cat ${results}/tumor.clonal.txt
+fi
\ No newline at end of file
diff --git a/src/clone-prior.cpp b/src/clone-prior.cpp
index 5fae22d..31651f7 100644
--- a/src/clone-prior.cpp
+++ b/src/clone-prior.cpp
@@ -144,7 +144,7 @@ void Clone::set_snv_prior_map(){//either via BAF or else via CNA
       snv_prior_from_cna_map = gsl_matrix_alloc( maxtcn+1, maxtcn+1);
     }
     gsl_matrix_set_zero( snv_prior_from_cna_map);  
-    p = (snvEmit->connect) ? 1.0 : snv_pen;// penalty for high genotypes 
+    double p = (snvEmit->connect) ? 1.0 : snv_pen;// penalty for high genotypes 
     for (int cn=0; cn <= maxtcn; cn++){
       for (int i=0; i <= cn; i++){
 	gsl_matrix_set( snv_prior_from_cna_map, i, cn, pow(p,i));