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这本书不要求读者的编程基础和数学知识，以尽量通俗易懂的语言来解释晦涩的数据挖掘算法原理，本书所保留的数学公式都是最基本的、不得不保留的公式，这将本书的阅读门槛降低了。学习本书，读者将掌握最实用的数据挖掘算法，并能够立刻应用它们。
本书是为广大数据分析师量身定制的入门读物，它旨在帮助读者站在大数据时代的制高点。数据分析处于统计学、计算机信息科学、运筹学、数据库等多个领域的交叉地带，大数据时代的到来大大丰富了数据分析的内涵，数据分析师的职责与以往相比发生了巨大的改变。本书全面介绍了经典数据分析、模式识别、机器学习、深度学习、数据挖掘、商务智能等多个领域的数据分析算法，将大数据时代的数据分析热点技术一网打尽。本书为每个数据分析算法都搭配了一个经典案例，并按照由易到难的原则构建知识框架，充分照顾了不同水平读者的阅读习惯。通过阅读本书，读者将对大数据时代下的数据分析有一个全面的认识。无论是入门级的数据分析员还是有一定基础的数据分析师，都能通过本书完善、加深对数据分析的认识。
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