Package com.yahoo.tensor.functions
Class Map<NAMETYPE extends Name>
- java.lang.Object
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- com.yahoo.tensor.functions.TensorFunction<NAMETYPE>
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- com.yahoo.tensor.functions.PrimitiveTensorFunction<NAMETYPE>
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- com.yahoo.tensor.functions.Map<NAMETYPE>
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public class Map<NAMETYPE extends Name> extends PrimitiveTensorFunction<NAMETYPE>
The map tensor function produces a tensor where the given function is applied on each cell value.- Author:
- bratseth
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Constructor Summary
Constructors Constructor Description Map(TensorFunction<NAMETYPE> argument, java.util.function.DoubleUnaryOperator mapper)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description TensorFunction<NAMETYPE>
argument()
java.util.List<TensorFunction<NAMETYPE>>
arguments()
Returns the function arguments of this node in the order they are appliedTensor
evaluate(EvaluationContext<NAMETYPE> context)
Evaluates this tensor.java.util.function.DoubleUnaryOperator
mapper()
static TensorType
outputType(TensorType inputType)
PrimitiveTensorFunction<NAMETYPE>
toPrimitive()
Translate this function - and all of its arguments recursively - to a tree of primitive functions only.java.lang.String
toString(ToStringContext context)
Return a string representation of this context.TensorType
type(TypeContext<NAMETYPE> context)
Returns the type of the tensor this produces given the input types in the contextTensorFunction<NAMETYPE>
withArguments(java.util.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 Detail
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Map
public Map(TensorFunction<NAMETYPE> argument, java.util.function.DoubleUnaryOperator mapper)
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Method Detail
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outputType
public static TensorType outputType(TensorType inputType)
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argument
public TensorFunction<NAMETYPE> argument()
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mapper
public java.util.function.DoubleUnaryOperator mapper()
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arguments
public java.util.List<TensorFunction<NAMETYPE>> 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
public TensorFunction<NAMETYPE> withArguments(java.util.List<TensorFunction<NAMETYPE>> arguments)
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
public PrimitiveTensorFunction<NAMETYPE> 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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type
public TensorType type(TypeContext<NAMETYPE> context)
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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evaluate
public Tensor evaluate(EvaluationContext<NAMETYPE> context)
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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toString
public java.lang.String toString(ToStringContext context)
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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