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тензорный поток:: опс:: РесурсПрименитьПроксимальныйАдаград
#include <training_ops.h>
Обновите «*var» и «*accum» в соответствии с FOBOS со скоростью обучения Adagrad.
Краткое содержание
accum += grad * grad prox_v = var - lr * grad * (1 / sqrt(accum)) var = знак(prox_v)/(1+lr*l2) * max{|prox_v|-lr*l1,0}
Аргументы:
- область: объект области.
- var: Должно быть из переменной().
- accum: Должно быть из переменной().
- lr: коэффициент масштабирования. Должно быть скаляр.
- l1: регуляризация L1. Должно быть скаляр.
- l2: регуляризация L2. Должно быть скаляр.
- град: Градиент.
Необязательные атрибуты (см. Attrs
):
- use_locking: Если True, обновление тензоров var и accum будет защищено блокировкой; в противном случае поведение не определено, но может вызывать меньше конфликтов.
Возврат:
Конструкторы и деструкторы |
---|
ResourceApplyProximalAdagrad (const :: tensorflow::Scope & scope, :: tensorflow::Input var, :: tensorflow::Input accum, :: tensorflow::Input lr, :: tensorflow::Input l1, :: tensorflow::Input l2, :: tensorflow::Input grad)
|
ResourceApplyProximalAdagrad (const :: tensorflow::Scope & scope, :: tensorflow::Input var, :: tensorflow::Input accum, :: tensorflow::Input lr, :: tensorflow::Input l1, :: tensorflow::Input l2, :: tensorflow::Input grad, const ResourceApplyProximalAdagrad::Attrs & attrs) |
Публичные атрибуты
Общественные функции
оператор::tensorflow::Операция
operator::tensorflow::Operation() const
Публичные статические функции
Использование блокировки
Attrs UseLocking(
bool x
)
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Последнее обновление: 2025-07-26 UTC.
[null,null,["Последнее обновление: 2025-07-26 UTC."],[],[],null,["# tensorflow::ops::ResourceApplyProximalAdagrad Class Reference\n\ntensorflow::ops::ResourceApplyProximalAdagrad\n=============================================\n\n`#include \u003ctraining_ops.h\u003e`\n\nUpdate '\\*var' and '\\*accum' according to FOBOS with Adagrad learning rate.\n\nSummary\n-------\n\naccum += grad \\* grad prox_v = var - lr \\* grad \\* (1 / sqrt(accum)) var = sign(prox_v)/(1+lr\\*l2) \\* max{\\|prox_v\\|-lr\\*l1,0}\n\nArguments:\n\n- scope: A [Scope](/versions/r2.0/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope) object\n- var: Should be from a Variable().\n- accum: Should be from a Variable().\n- lr: Scaling factor. Must be a scalar.\n- l1: L1 regularization. Must be a scalar.\n- l2: L2 regularization. Must be a scalar.\n- grad: The gradient.\n\n\u003cbr /\u003e\n\nOptional attributes (see [Attrs](/versions/r2.0/api_docs/cc/struct/tensorflow/ops/resource-apply-proximal-adagrad/attrs#structtensorflow_1_1ops_1_1_resource_apply_proximal_adagrad_1_1_attrs)):\n\n- use_locking: If True, updating of the var and accum tensors will be protected by a lock; otherwise the behavior is undefined, but may exhibit less contention.\n\n\u003cbr /\u003e\n\nReturns:\n\n- the created [Operation](/versions/r2.0/api_docs/cc/class/tensorflow/operation#classtensorflow_1_1_operation)\n\n\u003cbr /\u003e\n\n| ### Constructors and Destructors ||\n|---|---|\n| [ResourceApplyProximalAdagrad](#classtensorflow_1_1ops_1_1_resource_apply_proximal_adagrad_1a3dc55415535e03c9cac239c5a41cc904)`(const ::`[tensorflow::Scope](/versions/r2.0/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope)` & scope, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` var, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` accum, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` lr, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` l1, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` l2, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` grad)` ||\n| [ResourceApplyProximalAdagrad](#classtensorflow_1_1ops_1_1_resource_apply_proximal_adagrad_1aef70d8bf8ea9923d3b3cfee71c18ce95)`(const ::`[tensorflow::Scope](/versions/r2.0/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope)` & scope, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` var, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` accum, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` lr, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` l1, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` l2, ::`[tensorflow::Input](/versions/r2.0/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` grad, const `[ResourceApplyProximalAdagrad::Attrs](/versions/r2.0/api_docs/cc/struct/tensorflow/ops/resource-apply-proximal-adagrad/attrs#structtensorflow_1_1ops_1_1_resource_apply_proximal_adagrad_1_1_attrs)` & attrs)` ||\n\n| ### Public attributes ||\n|-------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------|\n| [operation](#classtensorflow_1_1ops_1_1_resource_apply_proximal_adagrad_1a4d1aa9f9c24bfc7d4749104b34445a51) | [Operation](/versions/r2.0/api_docs/cc/class/tensorflow/operation#classtensorflow_1_1_operation) |\n\n| ### Public functions ||\n|----------------------------------------------------------------------------------------------------------------------------------------------|---------|\n| [operator::tensorflow::Operation](#classtensorflow_1_1ops_1_1_resource_apply_proximal_adagrad_1a3c9634c10514a058357571fec4a3367b)`() const ` | ` ` ` ` |\n\n| ### Public static functions ||\n|------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [UseLocking](#classtensorflow_1_1ops_1_1_resource_apply_proximal_adagrad_1a809b5b01e1c468c84f9bf66915a60e50)`(bool x)` | [Attrs](/versions/r2.0/api_docs/cc/struct/tensorflow/ops/resource-apply-proximal-adagrad/attrs#structtensorflow_1_1ops_1_1_resource_apply_proximal_adagrad_1_1_attrs) |\n\n| ### Structs ||\n|------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [tensorflow::ops::ResourceApplyProximalAdagrad::Attrs](/versions/r2.0/api_docs/cc/struct/tensorflow/ops/resource-apply-proximal-adagrad/attrs) | Optional attribute setters for [ResourceApplyProximalAdagrad](/versions/r2.0/api_docs/cc/class/tensorflow/ops/resource-apply-proximal-adagrad#classtensorflow_1_1ops_1_1_resource_apply_proximal_adagrad). |\n\nPublic attributes\n-----------------\n\n### operation\n\n```text\nOperation operation\n``` \n\nPublic functions\n----------------\n\n### ResourceApplyProximalAdagrad\n\n```gdscript\n ResourceApplyProximalAdagrad(\n const ::tensorflow::Scope & scope,\n ::tensorflow::Input var,\n ::tensorflow::Input accum,\n ::tensorflow::Input lr,\n ::tensorflow::Input l1,\n ::tensorflow::Input l2,\n ::tensorflow::Input grad\n)\n``` \n\n### ResourceApplyProximalAdagrad\n\n```gdscript\n ResourceApplyProximalAdagrad(\n const ::tensorflow::Scope & scope,\n ::tensorflow::Input var,\n ::tensorflow::Input accum,\n ::tensorflow::Input lr,\n ::tensorflow::Input l1,\n ::tensorflow::Input l2,\n ::tensorflow::Input grad,\n const ResourceApplyProximalAdagrad::Attrs & attrs\n)\n``` \n\n### operator::tensorflow::Operation\n\n```gdscript\n operator::tensorflow::Operation() const \n``` \n\nPublic static functions\n-----------------------\n\n### UseLocking\n\n```text\nAttrs UseLocking(\n bool x\n)\n```"]]