Understanding the code snippet

3 次查看（过去 30 天）
atan
atan 2019-4-10
回答： Star Strider 2019-4-10
I do not understand what this is doing exactl Can anyone help?
eye_matrix = eye(num_labels);
y_matrix = eye_matrix(y,:);

请先登录，再回答此问题。

回答（1 个）

Star Strider
Star Strider 2019-4-10
By inspection, it generates an identity matrix with dimensions (num_labels x num_labels), then assigns the ‘y’ row of it to the ‘y_matrix’ vector. That vector would be all zeros, except for column ‘y’.
Beyond that, I have no idea what the purpose is.

类别

在 Help Center 和 File Exchange 中查找有关 Condensed Matter & Materials Physics 的更多信息

标签

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by