AccumulateN
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Retorna a soma elemento a elemento de uma lista de tensores.
`tf.accumulate_n_v2` executa a mesma operação que tf.add_n
, mas não espera que todas as suas entradas estejam prontas antes de começar a somar. Isso pode economizar memória se as entradas estiverem prontas em momentos diferentes, uma vez que o armazenamento temporário mínimo é proporcional ao tamanho da saída e não ao tamanho das entradas.
Ao contrário do `accumulate_n` original, `accumulate_n_v2` é diferenciável.
Retorna um `Tensor` da mesma forma e tipo dos elementos de `inputs`.
Constantes
Corda | OP_NAME | O nome desta operação, conforme conhecido pelo mecanismo principal do TensorFlow |
Métodos herdados
Da classe java.lang.Object boleano | é igual (objeto arg0) |
aula final<?> | getClass () |
interno | código hash () |
vazio final | notificar () |
vazio final | notificar todos () |
Corda | para sequenciar () |
vazio final | espere (long arg0, int arg1) |
vazio final | espere (arg0 longo) |
vazio final | espere () |
Da interface org.tensorflow.Operand saída abstrata <T> | asOutput () Retorna o identificador simbólico do tensor. |
abstrato T | |
forma abstrata | forma () Retorna a forma (possivelmente parcialmente conhecida) do tensor referido pela Output deste operando. |
Classe abstrata<T> | tipo () Retorna o tipo de tensor deste operando |
Constantes
String final estática pública OP_NAME
O nome desta operação, conforme conhecido pelo mecanismo principal do TensorFlow
Valor Constante: "AcumularNV2"
Métodos Públicos
Saída pública <T> asOutput ()
Retorna o identificador simbólico do tensor.
As entradas para operações do TensorFlow são saídas de outra operação do TensorFlow. Este método é usado para obter um identificador simbólico que representa o cálculo da entrada.
Método de fábrica para criar uma classe que envolve uma nova operação AccumulateN.
Parâmetros
escopo | escopo atual |
---|
entradas | Uma lista de objetos `Tensor`, cada um com a mesma forma e tipo. |
---|
forma | Forma dos elementos de `entradas`. |
---|
Devoluções
- uma nova instância de AccumulateN
Saída pública <T> soma ()
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Última atualização 2025-07-25 UTC.
[null,null,["Última atualização 2025-07-25 UTC."],[],[],null,["# AccumulateN\n\npublic final class **AccumulateN** \nReturns the element-wise sum of a list of tensors.\n\n\n\\`tf.accumulate_n_v2\\` performs the same operation as [`tf.add_n`](https://www.tensorflow.org/api_docs/python/tf/math/add_n), but does not\nwait for all of its inputs to be ready before beginning to sum. This can\nsave memory if inputs are ready at different times, since minimum temporary\nstorage is proportional to the output size rather than the inputs size.\n\n\nUnlike the original \\`accumulate_n\\`, \\`accumulate_n_v2\\` is differentiable.\n\n\nReturns a \\`Tensor\\` of same shape and type as the elements of \\`inputs\\`.\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n### Constants\n\n|--------|--------------------------------------------------------------------------|---------------------------------------------------------|\n| String | [OP_NAME](/jvm/api_docs/java/org/tensorflow/op/math/AccumulateN#OP_NAME) | The name of this op, as known by TensorFlow core engine |\n\n### Public Methods\n\n|--------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [Output](/jvm/api_docs/java/org/tensorflow/Output)\\\u003cT\\\u003e | [asOutput](/jvm/api_docs/java/org/tensorflow/op/math/AccumulateN#asOutput())() Returns the symbolic handle of the tensor. |\n| static \\\u003cT extends [TType](/jvm/api_docs/java/org/tensorflow/types/family/TType)\\\u003e [AccumulateN](/jvm/api_docs/java/org/tensorflow/op/math/AccumulateN)\\\u003cT\\\u003e | [create](/jvm/api_docs/java/org/tensorflow/op/math/AccumulateN#create(org.tensorflow.op.Scope, java.lang.Iterable\u003corg.tensorflow.Operand\u003cT\u003e\u003e, org.tensorflow.ndarray.Shape))([Scope](/jvm/api_docs/java/org/tensorflow/op/Scope) scope, Iterable\\\u003c[Operand](/jvm/api_docs/java/org/tensorflow/Operand)\\\u003cT\\\u003e\\\u003e inputs, [Shape](/jvm/api_docs/java/org/tensorflow/ndarray/Shape) shape) Factory method to create a class wrapping a new AccumulateN operation. |\n| [Output](/jvm/api_docs/java/org/tensorflow/Output)\\\u003cT\\\u003e | [sum](/jvm/api_docs/java/org/tensorflow/op/math/AccumulateN#sum())() |\n\n### Inherited Methods\n\nFrom class [org.tensorflow.op.RawOp](/jvm/api_docs/java/org/tensorflow/op/RawOp) \n\n|----------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| final boolean | [equals](/jvm/api_docs/java/org/tensorflow/op/RawOp#equals(java.lang.Object))(Object obj) |\n| final int | [hashCode](/jvm/api_docs/java/org/tensorflow/op/RawOp#hashCode())() |\n| [Operation](/jvm/api_docs/java/org/tensorflow/Operation) | [op](/jvm/api_docs/java/org/tensorflow/op/RawOp#op())() Return this unit of computation as a single [Operation](/jvm/api_docs/java/org/tensorflow/Operation). |\n| final String | [toString](/jvm/api_docs/java/org/tensorflow/op/RawOp#toString())() |\n\nFrom class java.lang.Object \n\n|------------------|---------------------------|\n| boolean | equals(Object arg0) |\n| final Class\\\u003c?\\\u003e | getClass() |\n| int | hashCode() |\n| final void | notify() |\n| final void | notifyAll() |\n| String | toString() |\n| final void | wait(long arg0, int arg1) |\n| final void | wait(long arg0) |\n| final void | wait() |\n\nFrom interface [org.tensorflow.op.Op](/jvm/api_docs/java/org/tensorflow/op/Op) \n\n|-----------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| abstract [ExecutionEnvironment](/jvm/api_docs/java/org/tensorflow/ExecutionEnvironment) | [env](/jvm/api_docs/java/org/tensorflow/op/Op#env())() Return the execution environment this op was created in. |\n| abstract [Operation](/jvm/api_docs/java/org/tensorflow/Operation) | [op](/jvm/api_docs/java/org/tensorflow/op/Op#op())() Return this unit of computation as a single [Operation](/jvm/api_docs/java/org/tensorflow/Operation). |\n\nFrom interface [org.tensorflow.Operand](/jvm/api_docs/java/org/tensorflow/Operand) \n\n|-------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| abstract [Output](/jvm/api_docs/java/org/tensorflow/Output)\\\u003cT\\\u003e | [asOutput](/jvm/api_docs/java/org/tensorflow/Operand#asOutput())() Returns the symbolic handle of the tensor. |\n| abstract T | [asTensor](/jvm/api_docs/java/org/tensorflow/Operand#asTensor())() Returns the tensor at this operand. |\n| abstract [Shape](/jvm/api_docs/java/org/tensorflow/ndarray/Shape) | [shape](/jvm/api_docs/java/org/tensorflow/Operand#shape())() Returns the (possibly partially known) shape of the tensor referred to by the [Output](/jvm/api_docs/java/org/tensorflow/Output) of this operand. |\n| abstract Class\\\u003cT\\\u003e | [type](/jvm/api_docs/java/org/tensorflow/Operand#type())() Returns the tensor type of this operand |\n\nFrom interface [org.tensorflow.ndarray.Shaped](/jvm/api_docs/java/org/tensorflow/ndarray/Shaped) \n\n|-------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------|\n| abstract int | [rank](/jvm/api_docs/java/org/tensorflow/ndarray/Shaped#rank())() |\n| abstract [Shape](/jvm/api_docs/java/org/tensorflow/ndarray/Shape) | [shape](/jvm/api_docs/java/org/tensorflow/ndarray/Shaped#shape())() |\n| abstract long | [size](/jvm/api_docs/java/org/tensorflow/ndarray/Shaped#size())() Computes and returns the total size of this container, in number of values. |\n\nConstants\n---------\n\n#### public static final String\n**OP_NAME**\n\nThe name of this op, as known by TensorFlow core engine \nConstant Value: \"AccumulateNV2\"\n\nPublic Methods\n--------------\n\n#### public [Output](/jvm/api_docs/java/org/tensorflow/Output)\\\u003cT\\\u003e\n**asOutput**\n()\n\nReturns the symbolic handle of the tensor.\n\nInputs to TensorFlow operations are outputs of another TensorFlow operation. This method is\nused to obtain a symbolic handle that represents the computation of the input.\n\n\u003cbr /\u003e\n\n#### public static [AccumulateN](/jvm/api_docs/java/org/tensorflow/op/math/AccumulateN)\\\u003cT\\\u003e\n**create**\n([Scope](/jvm/api_docs/java/org/tensorflow/op/Scope) scope, Iterable\\\u003c[Operand](/jvm/api_docs/java/org/tensorflow/Operand)\\\u003cT\\\u003e\\\u003e inputs, [Shape](/jvm/api_docs/java/org/tensorflow/ndarray/Shape) shape)\n\nFactory method to create a class wrapping a new AccumulateN operation. \n\n##### Parameters\n\n| scope | current scope |\n| inputs | A list of \\`Tensor\\` objects, each with same shape and type. |\n| shape | Shape of elements of \\`inputs\\`. |\n|--------|--------------------------------------------------------------|\n\n##### Returns\n\n- a new instance of AccumulateN \n\n#### public [Output](/jvm/api_docs/java/org/tensorflow/Output)\\\u003cT\\\u003e\n**sum**\n()\n\n\u003cbr /\u003e"]]