Sigmoid

class dragon.vm.caffe.layers.Sigmoid(layer_param)[source]

Apply the sigmoid function.

The Sigmoid function is defined as:

\[\text{Sigmoid}(x) = \frac{1}{1 + e^{-x}} \]

Examples:

layer {
    type: "Sigmoid"
    bottom: "rpn_cls_score"
    top: "rpn_cls_prob"
}