Who Should Read this Book This book can be useful to a range of readers, although different readers will learn different things from it and may need some different preparations. I expect my biggest audience to be analysts and designers of object-ori
1,BI是什么 通过学习理解，可将BI归结为一句话：从数据中挖取利润。 1．2 常见名词浅释 Data Warehouse：数据仓库，是在企业管理和决策中面向主题的、集成的、与时间相关的、不可修改的数据集合。与其他数据库应用不同的是，数据仓库更像一种过程，对分布在企业内部各处的业务数据的整合、加工和分析的过程。而不是一种可以购买的产品。 Data mart：数据集市，或者叫做"小数据仓库"。如果说数据仓库是建立在企业级的数据模型之上的话。那么数据集市就是企业级数据仓库的一个子集，他主要
Iris recognition has been a hot research topic in these years. In this paper, an iris recognition method based on the the Contourlet Transform (CT) and Biomimetic Pattern Recognition (BPR) has been proposed. In proposed method, the Contourlet Transf
