Function computeGradients

tfjs-core/src/optimizers/optimizer.ts:109–112

* Executes f() and computes the gradient of the scalar output of f() with * respect to the list of trainable variables provided by `varList`. If no * list is provided, it defaults to all trainable variables. * * @param f The function to execute and whose output to use for computing *

(f: () => Scalar, varList?: Variable[])

   * @doc {heading: 'Training', subheading: 'Optimizers'}
   */
  computeGradients(f: () => Scalar, varList?: Variable[]):
      {value: Scalar, grads: NamedTensorMap} {
    return variableGrads(f, varList);
  }

  /**
   * Updates variables by using the computed gradients.