tf.raw_ops.ResourceApplyPowerSign
Update '*var' according to the AddSign update.
tf.raw_ops.ResourceApplyPowerSign(
var, m, lr, logbase, sign_decay, beta, grad, use_locking=False, name=None
)
mt <- beta1 * m{t-1} + (1 - beta1) * g
update <- exp(logbase * sign_decay * sign(g) * sign(m_t)) * g
variable <- variable - lr_t * update
Args |
var
|
A Tensor of type resource . Should be from a Variable().
|
m
|
A Tensor of type resource . Should be from a Variable().
|
lr
|
A Tensor . Must be one of the following types: float32 , float64 , int32 , uint8 , int16 , int8 , complex64 , int64 , qint8 , quint8 , qint32 , bfloat16 , qint16 , quint16 , uint16 , complex128 , half , uint32 , uint64 .
Scaling factor. Must be a scalar.
|
logbase
|
A Tensor . Must have the same type as lr . Must be a scalar.
|
sign_decay
|
A Tensor . Must have the same type as lr . Must be a scalar.
|
beta
|
A Tensor . Must have the same type as lr . Must be a scalar.
|
grad
|
A Tensor . Must have the same type as lr . The gradient.
|
use_locking
|
An optional bool . Defaults to False .
If True , updating of the var and m tensors is
protected by a lock; otherwise the behavior is undefined, but may exhibit less
contention.
|
name
|
A name for the operation (optional).
|
Returns |
The created Operation.
|
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Last updated 2024-01-23 UTC.
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