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flux tensoriel : : opérations : : DispersionMul
#include <state_ops.h>
Multiplie les mises à jour éparses en une référence variable.
Résumé
Cette opération calcule
# Scalar indices
ref[indices, ...] *= updates[...]
# Vector indices (for each i)
ref[indices[i], ...] *= updates[i, ...]
# High rank indices (for each i, ..., j)
ref[indices[i, ..., j], ...] *= updates[i, ..., j, ...]
Cette opération génère ref
une fois la mise à jour terminée. Cela facilite l’enchaînement des opérations nécessitant l’utilisation de la valeur de réinitialisation.
Les entrées en double sont traitées correctement : si plusieurs indices
font référence au même emplacement, leurs contributions se multiplient.
Nécessite updates.shape = indices.shape + ref.shape[1:]
ou updates.shape = []
.
Arguments :
- scope : un objet Scope
- ref : doit provenir d’un nœud
Variable
. - indices : Un tenseur d'indices dans la première dimension de
ref
. - mises à jour : un tenseur de valeurs mises à jour à multiplier par
ref
.
Attributs facultatifs (voir Attrs
) :
- use_locking : Si True, l'opération sera protégée par un verrou ; sinon, le comportement n'est pas défini, mais peut présenter moins de conflits.
Retours :
-
Output
: = Identique à ref
. Renvoyé pour faciliter les opérations qui souhaitent utiliser les valeurs mises à jour une fois la mise à jour terminée.
Attributs publics
Fonctions publiques
nœud
::tensorflow::Node * node() const
operator::tensorflow::Input() const
opérateur :: tensorflow :: Sortie
operator::tensorflow::Output() const
Fonctions statiques publiques
UtiliserVerrouillage
Attrs UseLocking(
bool x
)
Sauf indication contraire, le contenu de cette page est régi par une licence Creative Commons Attribution 4.0, et les échantillons de code sont régis par une licence Apache 2.0. Pour en savoir plus, consultez les Règles du site Google Developers. Java est une marque déposée d'Oracle et/ou de ses sociétés affiliées.
Dernière mise à jour le 2025/07/26 (UTC).
[null,null,["Dernière mise à jour le 2025/07/26 (UTC)."],[],[],null,["# tensorflow::ops::ScatterMul Class Reference\n\ntensorflow::ops::ScatterMul\n===========================\n\n`#include \u003cstate_ops.h\u003e`\n\nMultiplies sparse updates into a variable reference.\n\nSummary\n-------\n\nThis operation computes\n\n\n```scdoc\n # Scalar indices\n ref[indices, ...] *= updates[...]\n```\n\n\u003cbr /\u003e\n\n\n```transact-sql\n # Vector indices (for each i)\n ref[indices[i], ...] *= updates[i, ...]\n```\n\n\u003cbr /\u003e\n\n\n```scdoc\n # High rank indices (for each i, ..., j)\n ref[indices[i, ..., j], ...] *= updates[i, ..., j, ...]\n```\n\n\u003cbr /\u003e\n\nThis operation outputs `ref` after the update is done. This makes it easier to chain operations that need to use the reset value.\n\nDuplicate entries are handled correctly: if multiple `indices` reference the same location, their contributions multiply.\n\nRequires `updates.shape = indices.shape + ref.shape[1:]` or `updates.shape = []`.\n\nArguments:\n\n- scope: A [Scope](/versions/r2.3/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope) object\n- ref: Should be from a [Variable](/versions/r2.3/api_docs/cc/class/tensorflow/ops/variable#classtensorflow_1_1ops_1_1_variable) node.\n- indices: A tensor of indices into the first dimension of `ref`.\n- updates: A tensor of updated values to multiply to `ref`.\n\n\u003cbr /\u003e\n\nOptional attributes (see [Attrs](/versions/r2.3/api_docs/cc/struct/tensorflow/ops/scatter-mul/attrs#structtensorflow_1_1ops_1_1_scatter_mul_1_1_attrs)):\n\n- use_locking: If True, the operation will be protected by a lock; otherwise the behavior is undefined, but may exhibit less contention.\n\n\u003cbr /\u003e\n\nReturns:\n\n- [Output](/versions/r2.3/api_docs/cc/class/tensorflow/output#classtensorflow_1_1_output): = Same as `ref`. Returned as a convenience for operations that want to use the updated values after the update is done.\n\n\u003cbr /\u003e\n\n| ### Constructors and Destructors ||\n|---|---|\n| [ScatterMul](#classtensorflow_1_1ops_1_1_scatter_mul_1a7db6b5ac554e784855d78d429e7574e3)`(const ::`[tensorflow::Scope](/versions/r2.3/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope)` & scope, ::`[tensorflow::Input](/versions/r2.3/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` ref, ::`[tensorflow::Input](/versions/r2.3/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` indices, ::`[tensorflow::Input](/versions/r2.3/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` updates)` ||\n| [ScatterMul](#classtensorflow_1_1ops_1_1_scatter_mul_1a59f4787f45824ffa7053c4184caea38f)`(const ::`[tensorflow::Scope](/versions/r2.3/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope)` & scope, ::`[tensorflow::Input](/versions/r2.3/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` ref, ::`[tensorflow::Input](/versions/r2.3/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` indices, ::`[tensorflow::Input](/versions/r2.3/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` updates, const `[ScatterMul::Attrs](/versions/r2.3/api_docs/cc/struct/tensorflow/ops/scatter-mul/attrs#structtensorflow_1_1ops_1_1_scatter_mul_1_1_attrs)` & attrs)` ||\n\n| ### Public attributes ||\n|------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------|\n| [operation](#classtensorflow_1_1ops_1_1_scatter_mul_1a3e2e0e89df1f658634f7268ac3785dd8) | [Operation](/versions/r2.3/api_docs/cc/class/tensorflow/operation#classtensorflow_1_1_operation) |\n| [output_ref](#classtensorflow_1_1ops_1_1_scatter_mul_1a6c4d285e1c8631ca2fad4529c134bd60) | `::`[tensorflow::Output](/versions/r2.3/api_docs/cc/class/tensorflow/output#classtensorflow_1_1_output) |\n\n| ### Public functions ||\n|-----------------------------------------------------------------------------------------------------------------------|------------------------|\n| [node](#classtensorflow_1_1ops_1_1_scatter_mul_1a643d99a44650276080fea233a3649261)`() const ` | `::tensorflow::Node *` |\n| [operator::tensorflow::Input](#classtensorflow_1_1ops_1_1_scatter_mul_1a1c452250deb719e0fea5fb0714fa7231)`() const ` | ` ` ` ` |\n| [operator::tensorflow::Output](#classtensorflow_1_1ops_1_1_scatter_mul_1ab7c16cd28461b1d78e7b1d1efd4811da)`() const ` | ` ` ` ` |\n\n| ### Public static functions ||\n|----------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------|\n| [UseLocking](#classtensorflow_1_1ops_1_1_scatter_mul_1aaacc375e6d81db93be7d7823990b3b9b)`(bool x)` | [Attrs](/versions/r2.3/api_docs/cc/struct/tensorflow/ops/scatter-mul/attrs#structtensorflow_1_1ops_1_1_scatter_mul_1_1_attrs) |\n\n| ### Structs ||\n|----------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------|\n| [tensorflow::ops::ScatterMul::Attrs](/versions/r2.3/api_docs/cc/struct/tensorflow/ops/scatter-mul/attrs) | Optional attribute setters for [ScatterMul](/versions/r2.3/api_docs/cc/class/tensorflow/ops/scatter-mul#classtensorflow_1_1ops_1_1_scatter_mul). |\n\nPublic attributes\n-----------------\n\n### operation\n\n```text\nOperation operation\n``` \n\n### output_ref\n\n```scdoc\n::tensorflow::Output output_ref\n``` \n\nPublic functions\n----------------\n\n### ScatterMul\n\n```gdscript\n ScatterMul(\n const ::tensorflow::Scope & scope,\n ::tensorflow::Input ref,\n ::tensorflow::Input indices,\n ::tensorflow::Input updates\n)\n``` \n\n### ScatterMul\n\n```gdscript\n ScatterMul(\n const ::tensorflow::Scope & scope,\n ::tensorflow::Input ref,\n ::tensorflow::Input indices,\n ::tensorflow::Input updates,\n const ScatterMul::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```"]]