id,form,signal_majority,signal_diff,signal_ratio,signal_count1,signal_count2,signal_str
1,1,1,,,,,
2,2,,,20,,,
3,2,,,40,,,
4,3,,1,,,,
5,3,,5,,,,
6,4,,,,3,2,
7,4,,,,4,1,
8,5,,,,,,111
9,5,,,,,,11112