#“Machine Learning”（Andrew Ng）#Week 1_3：Linear Algebra Review

最新推荐文章于 2020-01-15 16:41:38 发布
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#Machine Learning #Andrew Ng #Linear Algebra Revie

本文涵盖线性代数核心概念，包括矩阵与向量运算、乘法特性、逆矩阵及转置等，适合初学者及需要复习的人士。

Linear Algebra Review

1、Matrices and Vectors

表示问题／维数／具体元素的表示／1-索引与0-索引

2、Addition and Scalar Multiplication

矩阵的加法与减法（对应项元素相加减）／维度相同原则／矩阵的数乘／

3、Matrix Vector Multiplication

矩阵与向量的乘法运算／维数匹配原则

4、Matrix Matrix Multiplication Properties

矩阵与矩阵的乘法 


5、Matrix Multiplication Properties

矩阵乘法的特性／矩阵相乘顺序不可调／ 单位矩阵

6、Inverse and Transpose

矩阵的逆与转置


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