CS20SI-Lecture 1

声明：以下内容来自CS20SI课程视频

一、Graphs and Sessions

1、Data Flow Graphs

       TensorFlow separates definition of computations from their execution

        Phase 1: assemble a graph

        Phase 2: use a session to excute operations in the graph

二、What's a tensor

 An n-dimensional matrix 

0-d tensor:  scalar(number)

1-d tensor: vector

2-d tensor: matrix

and so on