取样误差 meaning in English

error of sampling
sampling error

Quantitative model and fast estimation algorithm of sampling error for association rule mining
关联规则挖掘的取样误差量化模型和快速估计算法
The 7th workshop on research issues in dataengineer , birmingham , uk , april 1997 , pp . 42 - 50 . 11 watanabe o . simple sampling techniques for discoveryscience
因此，本文首先在现实的实验观察和pac理论的指导下给出了一种有效的取样误差量化方法和快速估计算法。
15 suzuki e . sampling theories for rule discovery basedon generality and accuracy , the worst case and adistribution - based case . communication of institute ofinformation and computing machinery , may , 2002 , 5 : 83 - 88
实验结果表明，该方法可以精确地估计出主误差并成倍地加快取样误差估计的速度，为设计行之有效的自适应取样算法奠定了基础。
6 sas institute inc . data mining and case for sampling : solvingbusiness problems using sas enterprise miner software . sasinstitute white paper , 1998 . 7 chen b , haas p , scheuermann p . a new two - phase sampling basedalgorithms for discovery association rules
但与之相关的一个关键问题：取样误差的量化模型和快速估计方法的研究被人们所忽视，同时已有结果的效率和真实适用性还需要人们进一步的改进以适应日益增长大规模数据库处理的需求。