-// puts("##INFO=<ID=AF,Number=1,Type=Float,Description=\"Posterior non-reference allele frequency\">");
-// puts("##INFO=<ID=AFEM,Number=1,Type=Float,Description=\"Prior-free non-reference allele frequency by EM\">");
+ puts("##INFO=<ID=AF,Number=1,Type=Float,Description=\"Non-reference allele frequency \\argmax_f P(D|f)\">");
+ puts("##INFO=<ID=AFE,Number=1,Type=Float,Description=\"Expected non-reference allele frequency\">");