{ }
Update '*var' according to the adadelta scheme.
tf.raw_ops.ApplyAdadelta(
var,
accum,
accum_update,
lr,
rho,
epsilon,
grad,
use_locking=False,
name=None
)
accum = rho() * accum + (1 - rho()) * grad.square(); update = (update_accum + epsilon).sqrt() * (accum + epsilon()).rsqrt() * grad; update_accum = rho() * update_accum + (1 - rho()) * update.square(); var -= update;
Returns | |
---|---|
A mutable Tensor . Has the same type as var .
|