#!/bin/csh -f
#
# Input Format: 

cat $1 | awk -F, '\
      BEGIN{total = 0; totalp2 =0}\
      {TP=$2; FP=$3; FN=$4; TN=$5;\
       if ((TP+TN)==0) {total+=0; totalp2+=0} \
       else { \
        total+=(TP+TN)/(TP+FP+FN+TN); \
        totalp2+=((TP+TN)/(TP+FP+FN+TN))*((TP+TN)/(TP+FP+FN+TN))} \
       } \
      END{if (NR==0) {avg=0; std_err=0} \
          else { \
            avg=total/NR; \
            std_dev=sqrt((totalp2-total*total/NR)/(NR-1)); \
            std_err=std_dev/sqrt(NR) \
          } \
          printf("\t%s\t%s\n",100*avg,100*std_dev) }'