0. extract records by day via extract_top_target_source_bydays.m
1. extract records by target via extract_targetresc_from_dayrecs.m
2. stat the source and target distribution via stat_target_source.m & plot_target_source.m
3. add phtest for each target via phtest_by_target.m
4. stat the result of phtest_by_target via phtest_res_stat.m