@thi.ng/tensors/softplus.js

0D/1D/2D/3D/4D tensors with extensible polymorphic operations and customizable storage

import { defOpTN } from "./defoptn.js";
const { exp, log } = Math;
const softPlus = defOpTN((x, k) => log(1 + exp(x * k)) / k);
export {
  softPlus
};