[s2sfinal] reduce vocab to 20k
@@ -12,8 +12,8 @@ patience = 20
max_vals = 10000
// for all generation tasks
-max_word_v_size = 30000
-max_targ_word_v_size = 30000
+max_word_v_size = 20000
+max_targ_word_v_size = 20000
// for MTL
weighting_method = power_0.75
