Zadbaj o dobrą organizację dzięki kolekcji
Zapisuj i kategoryzuj treści zgodnie ze swoimi preferencjami.
przepływ tensorowy:: ops:: Zastosuj PowerSign
#include <training_ops.h>
Zaktualizuj „*var” zgodnie z aktualizacją AddSign.
Streszczenie
m_t <- beta1 * m_{t-1} + (1 - beta1) * g aktualizacja <- exp(logbase *sign_decay * znak(g) * znak(m_t)) * g zmienna <- zmienna - lr_t * aktualizacja
Argumenty:
- zakres: Obiekt Scope
- var: Powinien pochodzić ze zmiennej ().
- m: powinno pochodzić ze zmiennej ().
- lr: Współczynnik skalowania. Musi być skalarem.
- logbase: musi być skalarem.
- sign_decay: Musi być skalarem.
- beta: Musi być skalarem.
- grad: gradient.
Opcjonalne atrybuty (patrz Attrs
):
- use_locking: Jeśli
True
, aktualizacja tensorów var i m jest zabezpieczona blokadą; w przeciwnym razie zachowanie jest niezdefiniowane, ale może wykazywać mniejszą rywalizację.
Zwroty:
-
Output
: takie same jak „var”.
Konstruktory i destruktory |
---|
ApplyPowerSign (const :: tensorflow::Scope & scope, :: tensorflow::Input var, :: tensorflow::Input m, :: tensorflow::Input lr, :: tensorflow::Input logbase, :: tensorflow::Input sign_decay, :: tensorflow::Input beta, :: tensorflow::Input grad)
|
ApplyPowerSign (const :: tensorflow::Scope & scope, :: tensorflow::Input var, :: tensorflow::Input m, :: tensorflow::Input lr, :: tensorflow::Input logbase, :: tensorflow::Input sign_decay, :: tensorflow::Input beta, :: tensorflow::Input grad, const ApplyPowerSign::Attrs & attrs) |
Atrybuty publiczne
Funkcje publiczne
węzeł
::tensorflow::Node * node() const
operator::tensorflow::Input() const
operator::tensorflow::Wyjście
operator::tensorflow::Output() const
Publiczne funkcje statyczne
Użyj Blokowania
Attrs UseLocking(
bool x
)
O ile nie stwierdzono inaczej, treść tej strony jest objęta licencją Creative Commons – uznanie autorstwa 4.0, a fragmenty kodu są dostępne na licencji Apache 2.0. Szczegółowe informacje na ten temat zawierają zasady dotyczące witryny Google Developers. Java jest zastrzeżonym znakiem towarowym firmy Oracle i jej podmiotów stowarzyszonych.
Ostatnia aktualizacja: 2025-07-27 UTC.
[null,null,["Ostatnia aktualizacja: 2025-07-27 UTC."],[],[],null,["# tensorflow::ops::ApplyPowerSign Class Reference\n\ntensorflow::ops::ApplyPowerSign\n===============================\n\n`#include \u003ctraining_ops.h\u003e`\n\nUpdate '\\*var' according to the AddSign update.\n\nSummary\n-------\n\nm_t \\\u003c- beta1 \\* m_{t-1} + (1 - beta1) \\* g update \\\u003c- exp(logbase \\* sign_decay \\* sign(g) \\* sign(m_t)) \\* g variable \\\u003c- variable - lr_t \\* update\n\nArguments:\n\n- scope: A [Scope](/versions/r1.15/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope) object\n- var: Should be from a Variable().\n- m: Should be from a Variable().\n- lr: Scaling factor. Must be a scalar.\n- logbase: Must be a scalar.\n- sign_decay: Must be a scalar.\n- beta: Must be a scalar.\n- grad: The gradient.\n\n\u003cbr /\u003e\n\nOptional attributes (see [Attrs](/versions/r1.15/api_docs/cc/struct/tensorflow/ops/apply-power-sign/attrs#structtensorflow_1_1ops_1_1_apply_power_sign_1_1_attrs)):\n\n- use_locking: If `True`, updating of the var and m tensors is protected by a lock; otherwise the behavior is undefined, but may exhibit less contention.\n\n\u003cbr /\u003e\n\nReturns:\n\n- [Output](/versions/r1.15/api_docs/cc/class/tensorflow/output#classtensorflow_1_1_output): Same as \"var\".\n\n\u003cbr /\u003e\n\n| ### Constructors and Destructors ||\n|---|---|\n| [ApplyPowerSign](#classtensorflow_1_1ops_1_1_apply_power_sign_1a4083d7676778fbebe38c5aa3906ba573)`(const ::`[tensorflow::Scope](/versions/r1.15/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope)` & scope, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` var, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` m, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` lr, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` logbase, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` sign_decay, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` beta, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` grad)` ||\n| [ApplyPowerSign](#classtensorflow_1_1ops_1_1_apply_power_sign_1ac5cfe9375414e3da6ffa6c6b7dbb6c98)`(const ::`[tensorflow::Scope](/versions/r1.15/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope)` & scope, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` var, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` m, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` lr, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` logbase, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` sign_decay, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` beta, ::`[tensorflow::Input](/versions/r1.15/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` grad, const `[ApplyPowerSign::Attrs](/versions/r1.15/api_docs/cc/struct/tensorflow/ops/apply-power-sign/attrs#structtensorflow_1_1ops_1_1_apply_power_sign_1_1_attrs)` & attrs)` ||\n\n| ### Public attributes ||\n|----------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------|\n| [operation](#classtensorflow_1_1ops_1_1_apply_power_sign_1a5125592ade433f2862686ad54eb00a35) | [Operation](/versions/r1.15/api_docs/cc/class/tensorflow/operation#classtensorflow_1_1_operation) |\n| [out](#classtensorflow_1_1ops_1_1_apply_power_sign_1aa6f4cf4bacd1b8ac2217f5656510684a) | `::`[tensorflow::Output](/versions/r1.15/api_docs/cc/class/tensorflow/output#classtensorflow_1_1_output) |\n\n| ### Public functions ||\n|----------------------------------------------------------------------------------------------------------------------------|------------------------|\n| [node](#classtensorflow_1_1ops_1_1_apply_power_sign_1a9f0df057bae65b3e62d1af2fe740ca6e)`() const ` | `::tensorflow::Node *` |\n| [operator::tensorflow::Input](#classtensorflow_1_1ops_1_1_apply_power_sign_1ab8353f9957efd29b24c59cd7dbe1fdc0)`() const ` | ` ` ` ` |\n| [operator::tensorflow::Output](#classtensorflow_1_1ops_1_1_apply_power_sign_1a037ed37ac4be6ba570f480c133a10bcb)`() const ` | ` ` ` ` |\n\n| ### Public static functions ||\n|---------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------|\n| [UseLocking](#classtensorflow_1_1ops_1_1_apply_power_sign_1a38f6aeb17f19ce776fc5c256f0d94082)`(bool x)` | [Attrs](/versions/r1.15/api_docs/cc/struct/tensorflow/ops/apply-power-sign/attrs#structtensorflow_1_1ops_1_1_apply_power_sign_1_1_attrs) |\n\n| ### Structs ||\n|--------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [tensorflow::ops::ApplyPowerSign::Attrs](/versions/r1.15/api_docs/cc/struct/tensorflow/ops/apply-power-sign/attrs) | Optional attribute setters for [ApplyPowerSign](/versions/r1.15/api_docs/cc/class/tensorflow/ops/apply-power-sign#classtensorflow_1_1ops_1_1_apply_power_sign). |\n\nPublic attributes\n-----------------\n\n### operation\n\n```text\nOperation operation\n``` \n\n### out\n\n```text\n::tensorflow::Output out\n``` \n\nPublic functions\n----------------\n\n### ApplyPowerSign\n\n```gdscript\n ApplyPowerSign(\n const ::tensorflow::Scope & scope,\n ::tensorflow::Input var,\n ::tensorflow::Input m,\n ::tensorflow::Input lr,\n ::tensorflow::Input logbase,\n ::tensorflow::Input sign_decay,\n ::tensorflow::Input beta,\n ::tensorflow::Input grad\n)\n``` \n\n### ApplyPowerSign\n\n```gdscript\n ApplyPowerSign(\n const ::tensorflow::Scope & scope,\n ::tensorflow::Input var,\n ::tensorflow::Input m,\n ::tensorflow::Input lr,\n ::tensorflow::Input logbase,\n ::tensorflow::Input sign_decay,\n ::tensorflow::Input beta,\n ::tensorflow::Input grad,\n const ApplyPowerSign::Attrs & attrs\n)\n``` \n\n### node\n\n```gdscript\n::tensorflow::Node * node() const \n``` \n\n### operator::tensorflow::Input\n\n```gdscript\n operator::tensorflow::Input() const \n``` \n\n### operator::tensorflow::Output\n\n```gdscript\n operator::tensorflow::Output() const \n``` \n\nPublic static functions\n-----------------------\n\n### UseLocking\n\n```text\nAttrs UseLocking(\n bool x\n)\n```"]]