Package com.yahoo.tensor.functions
Class Slice<NAMETYPE extends Name>
java.lang.Object
com.yahoo.tensor.functions.TensorFunction<NAMETYPE>
com.yahoo.tensor.functions.PrimitiveTensorFunction<NAMETYPE>
com.yahoo.tensor.functions.Slice<NAMETYPE>
Returns a subspace of a tensor
- Author:
- bratseth
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Nested Class Summary
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Constructor Summary
ConstructorDescriptionSlice
(TensorFunction<NAMETYPE> argument, List<Slice.DimensionValue<NAMETYPE>> subspaceAddress) Creates a value function -
Method Summary
Modifier and TypeMethodDescriptionReturns the function arguments of this node in the order they are appliedevaluate
(EvaluationContext<NAMETYPE> context) Evaluates this tensor.int
hashCode()
Returns a hashcode computed from the data in thisTranslate this function - and all of its arguments recursively - to a tree of primitive functions only.toString
(ToStringContext<NAMETYPE> context) Return a string representation of this context.type
(TypeContext<NAMETYPE> context) Returns the type of the tensor this produces given the input types in the contextwithArguments
(List<TensorFunction<NAMETYPE>> arguments) Returns a copy of this tensor function with the arguments replaced by the given list of arguments.Methods inherited from class com.yahoo.tensor.functions.TensorFunction
asScalarFunction, evaluate, toString
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Constructor Details
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Slice
public Slice(TensorFunction<NAMETYPE> argument, List<Slice.DimensionValue<NAMETYPE>> subspaceAddress) Creates a value function- Parameters:
argument
- the tensor to return a cell value fromsubspaceAddress
- a description of the address of the cell to return the value of. This is not a TensorAddress because those require a type, but a type is not resolved until this is evaluated
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Method Details
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arguments
Description copied from class:TensorFunction
Returns the function arguments of this node in the order they are applied- Specified by:
arguments
in classTensorFunction<NAMETYPE extends Name>
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withArguments
Description copied from class:TensorFunction
Returns a copy of this tensor function with the arguments replaced by the given list of arguments.- Specified by:
withArguments
in classTensorFunction<NAMETYPE extends Name>
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toPrimitive
Description copied from class:TensorFunction
Translate this function - and all of its arguments recursively - to a tree of primitive functions only.- Specified by:
toPrimitive
in classTensorFunction<NAMETYPE extends Name>
- Returns:
- a tree of primitive functions implementing this
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evaluate
Description copied from class:TensorFunction
Evaluates this tensor.- Specified by:
evaluate
in classTensorFunction<NAMETYPE extends Name>
- Parameters:
context
- a context which must be passed to all nested functions when evaluating
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type
Description copied from class:TensorFunction
Returns the type of the tensor this produces given the input types in the context- Specified by:
type
in classTensorFunction<NAMETYPE extends Name>
- Parameters:
context
- a context which must be passed to all nexted functions when evaluating
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toString
Description copied from class:TensorFunction
Return a string representation of this context.- Specified by:
toString
in classTensorFunction<NAMETYPE extends Name>
- Parameters:
context
- a context which must be passed to all nested functions when requesting the string value
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hashCode
public int hashCode()Description copied from class:TensorFunction
Returns a hashcode computed from the data in this- Specified by:
hashCode
in classTensorFunction<NAMETYPE extends Name>
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