group error meaning in English

分组误差

( 3 ) interleave technology is used to deal with group errors . the interleaver can break the data sequence , and weaken the pertinence of the data sequence before and after interleaved . so it reduced the harms made by burst errors
( 3 )交织技术主要作用是对付成群错误，交织器把输入数据的顺序打乱，使得交织前后数据序列的相关性减弱，从而大大降低突发性错误造成的危害。
Considersing that , this paper defines the criterion called grouping error and shows the best data - grouping method is the one which gets the minimum grouping error . this method makes up the lack of ability in determining the number of groups in previous methods
因此，定义了分类误差这个判断标准，取分类误差最小时类的个数和分类的方法为最佳的数据分类方法，从而弥补了凭借主观经验决定类数的不合理性。