Visualizing a Trained Autoencoder
From Ufldl
| Line 6: | Line 6: | ||
a^{(2)}_i = f\left(\sum_{j=1}^{100} W^{(1)}_{ij} x_j + b^{(1)}_i \right). | a^{(2)}_i = f\left(\sum_{j=1}^{100} W^{(1)}_{ij} x_j + b^{(1)}_i \right). | ||
\end{align}</math> | \end{align}</math> | ||
| - | + | <!-- This is the activation function <math>\textstyle g(\cdot)</math> applied to an affine function of the input.!--> | |
We will visualize the function computed by hidden unit <math>\textstyle i</math>---which depends on the | We will visualize the function computed by hidden unit <math>\textstyle i</math>---which depends on the | ||
parameters <math>\textstyle W^{(1)}_{ij}</math> (ignoring | parameters <math>\textstyle W^{(1)}_{ij}</math> (ignoring | ||
