Mercurial > hg > tvii
changeset 36:433c475f42db
[documentation] more matrix notes
author | Jeff Hammel <k0scist@gmail.com> |
---|---|
date | Mon, 04 Sep 2017 14:02:24 -0700 |
parents | 37a9fb876f54 |
children | 59044f78d587 |
files | docs/matrix.txt |
diffstat | 1 files changed, 11 insertions(+), 0 deletions(-) [+] |
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--- a/docs/matrix.txt Mon Sep 04 13:55:48 2017 -0700 +++ b/docs/matrix.txt Mon Sep 04 14:02:24 2017 -0700 @@ -1,3 +1,14 @@ [| | | ] X = [x1 x2 ...xm] [| | | ] + +Z1 = w'X + b1 + +A1 = sigmoid(Z1) + + [---] +W1 = [---] + [---] + +`W1x1` gives some column vector, where `x1` +is the first training example.