In the tutorial of week 3 “Shallow Neural Network”, tutorial Computing a Neural Network’s Output: It is shown that the matrix size of w[1] is (4 x 3), timestamp 4:07. Is it because the input that we’re providing is 3? If someone could explain it a bit better, it would be really helpful for me to …

Week 3, Video 3: Understanding matrix size

paulinpaloalto January 29, 2025, 11:28am 7

Also please note that this is a more than 2 year old thread, so there is no guarantee in general that the participants are still listening.

Topic		Replies	Views
Question regarding week 3 video 3 "computing a nn's output" Neural Networks and Deep Learning week-3	2	17	October 21, 2024
W3_Computing a Neural Network's Output Neural Networks and Deep Learning	1	487	April 10, 2023
Size of W matrix Neural Networks and Deep Learning	8	546	October 24, 2023
[Course 1 Week 3] Quiz question Neural Networks and Deep Learning	3	642	June 14, 2022
Week 3 Exercise 3 Question Neural Networks and Deep Learning	2	552	July 10, 2021