Data preprocessing technique may have a direct influence on the data mining effect.
而数据预处理技术的好坏直接影响数据挖掘的结果。
Objective To explore heavy metal pollution in mining and its effect on health.
目的探讨矿区环境重金属污染及其机体健康效应。
It has important effect on salt mine evaluation and mining.
对该区今后盐矿评价及开采具有重要意义。
Zoning effect in spatial data mining and its application in coal mine;
近年来，空间数据挖掘系统的开发及应用已取得了极大的进展。
Zoning effect in spatial data mining and its application in coal mine;
近年来，空间数据挖掘系统的开发及应用已取得了极大的进展。
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