Random Initilization course1 and course 2

Course Q&A Deep Learning Specialization Improving Deep Neural Networks: Hyperparameter tun
1

Hi Sir,

We would like to know which formula should we use either course 1 or course 2 taught ?

Below is the random initilization formula used from courser1.
Random Initialization 1

Below is the random initilization formula used in course 2.
Random Initialization 2

2

Hello @Anbu,

In course 1, you are given a formula that just works for simple problems. Initialization is a well studied topic and you can deep dive further by reading this post:

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