CIAS的商业逻辑层包括交叉销售、客户响应、客户细分、客户流失、客户利润，五个商业模型。

The business rules level of CIAS consists of five kinds of business models: cross selling, customer responsibility, customer segmentation, customer churn, customer profitability.

youdao

它将数据挖掘划分为三个层次：算法层、商业逻辑层、行业应用层，构建了一种新型的数据挖掘系统体系结构。

CIAS constructs a novel data mining system architecture which divides data mining into three levels: algorithms, business rules, industry application.

youdao

它将数据挖掘划分为三个层次：算法层、商业逻辑层、行业应用层，构建了一种新型的数据挖掘系统体系结构。

CIAS constructs a novel data mining system architecture which divides data mining into three levels: algorithms, business rules, industry application.

youdao