机器学习pai实践算法的相关内容

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支持向量机SVM（Support Vector Machine）是基于统计学习理论的一种机器学习方法，通过寻求结构风险最小化，提高学习机泛化能力，从而实现经验风险和置信范围最小化。本文介绍线性支持向量机算法组件的配置方法及使用示例。

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背景如果你是做互联网金融的，那么一定听说过评分卡。评分卡是信用风险评估领域常用的建模方法，评分卡并不简单对应于某一种机器学习算法，而是一种通用的建模框架，将原始数据通过分箱后进行特征工程变换，继而应用于线性模型进行建模的一种方法。评分卡建模理论常被用于各种信用评估领域，比如信用卡风险评估、贷款发...

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（本文数据为实验用例）一、背景母亲是老师反而会对孩子的学习成绩造成不利影响？能上网的家庭，孩子通常能取得较好的成绩？影响孩子成绩的最大因素居然是母亲的学历？本文通过机器挖掘算法和中学真实的学生数据为您揭秘影响中学生学业的关键因素有哪些。本文的数据采集于某中学在校生的家庭背景数据以及在校行为数据...

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一、背景新闻分类是文本挖掘领域较为常见的场景。目前很多媒体或是内容生产商对于新闻这种文本的分类常常采用人肉打标的方式，消耗了大量的人力资源。本文尝试通过智能的文本挖掘算法对于新闻文本进行分类。无需任何人肉打标，完全由机器智能化实现。本文通过PLDA算法挖掘文章的主题，通过主题权重的聚类，实现新闻...

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