DatasetCardinality
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Devuelve la cardinalidad de `input_dataset`.
Devuelve la cardinalidad de `input_dataset`.
Constantes
Cadena | OP_NOMBRE | El nombre de esta operación, como lo conoce el motor central de TensorFlow. |
Métodos heredados
De la clase java.lang.Object booleano | es igual (Objeto arg0) |
Clase final<?> | obtenerclase () |
En t | código hash () |
vacío final | notificar () |
vacío final | notificar a todos () |
Cadena | Encadenar () |
vacío final | esperar (arg0 largo, int arg1) |
vacío final | espera (arg0 largo) |
vacío final | esperar () |
Constantes
Cadena final estática pública OP_NAME
El nombre de esta operación, como lo conoce el motor central de TensorFlow.
Valor constante: "ExperimentalDatasetCardinality"
Métodos públicos
Salida pública < TInt64 > asOutput ()
Devuelve el identificador simbólico del tensor.
Las entradas a las operaciones de TensorFlow son salidas de otra operación de TensorFlow. Este método se utiliza para obtener un identificador simbólico que representa el cálculo de la entrada.
Salida pública < TInt64 > cardinalidad ()
La cardinalidad de `input_dataset`. Las constantes con nombre se utilizan para representar una cardinalidad infinita y desconocida.
Método de fábrica para crear una clase que envuelve una nueva operación DatasetCardinality.
Parámetros
alcance | alcance actual |
---|
conjunto de datos de entrada | Un tensor variante que representa el conjunto de datos para el que se devolverá la cardinalidad. |
---|
Devoluciones
- una nueva instancia de DatasetCardinality
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Última actualización: 2025-07-26 (UTC).
[null,null,["Última actualización: 2025-07-26 (UTC)."],[],[],null,["# DatasetCardinality\n\npublic final class **DatasetCardinality** \nReturns the cardinality of \\`input_dataset\\`.\n\n\nReturns the cardinality of \\`input_dataset\\`.\n\n\u003cbr /\u003e\n\n### Constants\n\n|--------|----------------------------------------------------------------------------------------------|---------------------------------------------------------|\n| String | [OP_NAME](/jvm/api_docs/java/org/tensorflow/op/data/experimental/DatasetCardinality#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)\\\u003c[TInt64](/jvm/api_docs/java/org/tensorflow/types/TInt64)\\\u003e | [asOutput](/jvm/api_docs/java/org/tensorflow/op/data/experimental/DatasetCardinality#asOutput())() Returns the symbolic handle of the tensor. |\n| [Output](/jvm/api_docs/java/org/tensorflow/Output)\\\u003c[TInt64](/jvm/api_docs/java/org/tensorflow/types/TInt64)\\\u003e | [cardinality](/jvm/api_docs/java/org/tensorflow/op/data/experimental/DatasetCardinality#cardinality())() The cardinality of \\`input_dataset\\`. |\n| static [DatasetCardinality](/jvm/api_docs/java/org/tensorflow/op/data/experimental/DatasetCardinality) | [create](/jvm/api_docs/java/org/tensorflow/op/data/experimental/DatasetCardinality#create(org.tensorflow.op.Scope, org.tensorflow.Operand\u003c?\u003e))([Scope](/jvm/api_docs/java/org/tensorflow/op/Scope) scope, [Operand](/jvm/api_docs/java/org/tensorflow/Operand)\\\u003c?\\\u003e inputDataset) Factory method to create a class wrapping a new DatasetCardinality operation. |\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)\\\u003c[TInt64](/jvm/api_docs/java/org/tensorflow/types/TInt64)\\\u003e | [asOutput](/jvm/api_docs/java/org/tensorflow/Operand#asOutput())() Returns the symbolic handle of the tensor. |\n| abstract [TInt64](/jvm/api_docs/java/org/tensorflow/types/TInt64) | [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\\\u003c[TInt64](/jvm/api_docs/java/org/tensorflow/types/TInt64)\\\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: \"ExperimentalDatasetCardinality\"\n\nPublic Methods\n--------------\n\n#### public [Output](/jvm/api_docs/java/org/tensorflow/Output)\\\u003c[TInt64](/jvm/api_docs/java/org/tensorflow/types/TInt64)\\\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 [Output](/jvm/api_docs/java/org/tensorflow/Output)\\\u003c[TInt64](/jvm/api_docs/java/org/tensorflow/types/TInt64)\\\u003e\n**cardinality**\n()\n\nThe cardinality of \\`input_dataset\\`. Named constants are used to represent\ninfinite and unknown cardinality. \n\n#### public static [DatasetCardinality](/jvm/api_docs/java/org/tensorflow/op/data/experimental/DatasetCardinality)\n**create**\n([Scope](/jvm/api_docs/java/org/tensorflow/op/Scope) scope, [Operand](/jvm/api_docs/java/org/tensorflow/Operand)\\\u003c?\\\u003e inputDataset)\n\nFactory method to create a class wrapping a new DatasetCardinality operation. \n\n##### Parameters\n\n| scope | current scope |\n| inputDataset | A variant tensor representing the dataset to return cardinality for. |\n|--------------|----------------------------------------------------------------------|\n\n##### Returns\n\n- a new instance of DatasetCardinality"]]