Group

public struct Group<Element: DynamicGraph.AnyTensor>: RandomAccessCollection, DynamicGraph
    .AnyGroup

extension DynamicGraph.Group: DynamicGraph_AnyTensor where Element: DynamicGraph.AnyTensor

extension DynamicGraph.Group: DynamicGraph.AnyTensorGroup where Element: DynamicGraph.AnyTensor

extension DynamicGraph.Group: DynamicGraph.TensorGroup
where Element: _DynamicGraph_TensorGroup, Element: DynamicGraph.AnyTensor

Type-aware group of tensors.


                    
                    
                    untyped

Declaration

Swift

public var untyped: [DynamicGraph.AnyTensor] { get }

Element
Declaration
Swift

public typealias Element = Element
Index
Declaration
Swift

public typealias Index = Int
Indices
Declaration
Swift

public typealias Indices = Range<Index>


                    
                    
                    SubSequence

Declaration

Swift

public typealias SubSequence = Array<Element>.SubSequence

endIndex
Declaration
Swift

public var endIndex: Index { get }
indices
Declaration
Swift

public var indices: Indices { get }
startIndex
Declaration
Swift

public var startIndex: Index { get }


                    
                    
                    formIndex(after:)

Declaration

Swift

public func formIndex(after i: inout Index)


                    
                    
                    formIndex(before:)

Declaration

Swift

public func formIndex(before i: inout Index)


                    
                    
                    subscript(_:)

Declaration

Swift

public subscript(position: Index) -> Element { get }


                    
                    
                    subscript(_:)

Declaration

Swift

public subscript(x: Indices) -> SubSequence { get }

init(_:)
Declaration
Swift

public init(_ elements: Element...)


                    
                    
                    init(_:)

Declaration

Swift

public init<OtherElement>(_ otherGroup: Group<OtherElement>) where OtherElement : DynamicGraph.AnyTensor


                    
                    
                    init(_:)

Declaration

Swift

public init(_ underlyingArray: [Element])


                    
                    
                    backward(to:streamContext:)

Compute gradients from this tensor to the source tensors.

Declaration

Swift

public func backward<S: Sequence>(to tensors: S, streamContext: StreamContext? = nil)
where S.Element: DynamicGraph.AnyGroup

Parameters

`to`	The source tensors to this tensor.
`streamContext`	The stream context to perform such operation.


                    
                    
                    backward(to:streamContext:)

Compute gradients from this tensor to the source tensor.

Declaration

Swift

public func backward<Group: DynamicGraph.AnyGroup>(
  to tensor: Group, streamContext: StreamContext? = nil
)

Parameters

`to`	The source tensor to this tensor.
`streamContext`	The stream context to perform such operation.


                    
                    
                    transposed(_:_:streamContext:)

Transpose from axisA to axisB.

Declaration

Swift

public func transposed(_ axisA: Int, _ axisB: Int, streamContext: StreamContext? = nil)
  -> DynamicGraph.Group<Element>


                    
                    
                    rand(_:streamContext:)

Fill the given tensor with uniform random values.

Declaration

Swift

public func rand(
  _ range: ClosedRange<Float> = 0...1, streamContext: StreamContext? = nil
)


                    
                    
                    randn(std:mean:streamContext:)

Fill the given tensor with normal-distributed random values.

Declaration

Swift

public func randn(
  std: Float = 1, mean: Float = 0, streamContext: StreamContext? = nil
)


                    
                    
                    full(_:streamContext:)

Fill the given tensor with a value.

Declaration

Swift

public func full(
  _ value: Float = 0, streamContext: StreamContext? = nil
)


                    
                    
                    lerp(_:to:streamContext:)

Interpolate from this tensor to the other tensor.

Declaration

Swift

public func lerp(
  _ weight: Float, to: DynamicGraph.Group<Element>, streamContext: StreamContext? = nil
)


                    
                    
                    clamp(_:streamContext:)

Clamp the given tensor between two values.

Declaration

Swift

public func clamp(_ range: ClosedRange<Float>, streamContext: StreamContext? = nil)


                    
                    
                    clamp(_:streamContext:)

Clamp the given tensor with a lower bound.

Declaration

Swift

public func clamp(_ range: PartialRangeFrom<Float>, streamContext: StreamContext? = nil)


                    
                    
                    clamp(_:streamContext:)

Clamp the given tensor with an upper bound.

Declaration

Swift

public func clamp(_ range: PartialRangeThrough<Float>, streamContext: StreamContext? = nil)

detach()
Detach tensors in this group from the graph. Afterwards, it is always “isConstant” and cannot requiresGrad.
Declaration
Swift

public mutating func detach()


                    
                    
                    clamped(_:streamContext:)

Clamp the given tensor between two values.

Declaration

Swift

public func clamped(_ range: ClosedRange<Float>, streamContext: StreamContext? = nil)
  -> DynamicGraph.Group<Element>


                    
                    
                    clamped(_:streamContext:)

Clamp the given tensor with a lower bound.

Declaration

Swift

public func clamped(_ range: PartialRangeFrom<Float>, streamContext: StreamContext? = nil)
  -> DynamicGraph.Group<Element>


                    
                    
                    clamped(_:streamContext:)

Clamp the given tensor with an upper bound.

Declaration

Swift

public func clamped(_ range: PartialRangeThrough<Float>, streamContext: StreamContext? = nil)
  -> DynamicGraph.Group<Element>


                    
                    
                    reduced(_:axis:streamContext:)

Declaration

Swift

public func reduced(_ op: ReduceOp, axis: [Int], streamContext: StreamContext? = nil)
  -> DynamicGraph.Group<Element>

scale(by:streamContext:)
Scale the given tensor with a constant inplace.
Declaration
Swift

public func scale(by a: Float, streamContext: StreamContext? = nil)
softmax(streamContext:)
Apply softmax activation to the given tensor inplace.
Declaration
Swift

public func softmax(streamContext: StreamContext? = nil)
ReLU(streamContext:)
Apply ReLU activation to the given tensor inplace.
Declaration
Swift

public func ReLU(streamContext: StreamContext? = nil)
sigmoid(streamContext:)
Apply sigmoid activation to the given tensor inplace.
Declaration
Swift

public func sigmoid(streamContext: StreamContext? = nil)
tanh(streamContext:)
Apply tanh activation to the given tensor inplace.
Declaration
Swift

public func tanh(streamContext: StreamContext? = nil)
swish(streamContext:)
Apply swish activation to the given tensor inplace.
Declaration
Swift

public func swish(streamContext: StreamContext? = nil)

Available where `Element`: `DynamicGraph.AnyTensor`


                    
                    
                    subscript(_:streamContext:)

Declaration

Swift

public subscript(ranges: Range<Int>..., streamContext streamContext: StreamContext? = nil)
  -> DynamicGraph.Group<Element>


                    
                    
                    subscript(_:)

Declaration

Swift

@inlinable
public subscript(range: Range<Int>) -> DynamicGraph.Group<Element> { get set }


                    
                    
                    subscript(_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, range: Range<Int>) -> DynamicGraph.Group<Element> { get set }


                    
                    
                    subscript(_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, range: Range<Int>) -> DynamicGraph.Group<Element> { get set }


                    
                    
                    subscript(_:_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, i2: Int, range: Range<Int>) -> DynamicGraph.Group<Element> { get set }


                    
                    
                    subscript(_:_:_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, i2: Int, i3: Int, range: Range<Int>)
  -> DynamicGraph.Group<Element>


                    
                    
                    subscript(_:_:_:_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, i2: Int, i3: Int, i4: Int, range: Range<Int>)
  -> DynamicGraph.Group<
    Element
  >


                    
                    
                    subscript(_:_:_:_:_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, i2: Int, i3: Int, i4: Int, i5: Int, range: Range<Int>)
  -> DynamicGraph.Group<Element>


                    
                    
                    subscript(_:_:_:_:_:_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, i2: Int, i3: Int, i4: Int, i5: Int, i6: Int, range: Range<Int>)
  -> DynamicGraph.Group<Element>


                    
                    
                    subscript(_:)

Declaration

Swift

@inlinable
public subscript(range: UnboundedRange) -> DynamicGraph.Group<Element> { get set }


                    
                    
                    subscript(_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, range: UnboundedRange) -> DynamicGraph.Group<Element> { get set }


                    
                    
                    subscript(_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, range: UnboundedRange) -> DynamicGraph.Group<Element> { get set }


                    
                    
                    subscript(_:_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, i2: Int, range: UnboundedRange) -> DynamicGraph.Group<Element> { get set }


                    
                    
                    subscript(_:_:_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, i2: Int, i3: Int, range: UnboundedRange)
  -> DynamicGraph.Group<Element>


                    
                    
                    subscript(_:_:_:_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, i2: Int, i3: Int, i4: Int, range: UnboundedRange)
  -> DynamicGraph.Group<
    Element
  >


                    
                    
                    subscript(_:_:_:_:_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, i2: Int, i3: Int, i4: Int, i5: Int, range: UnboundedRange)
  -> DynamicGraph.Group<Element>


                    
                    
                    subscript(_:_:_:_:_:_:_:_:)

Declaration

Swift

@inlinable
public subscript(i0: Int, i1: Int, i2: Int, i3: Int, i4: Int, i5: Int, i6: Int,
  range: UnboundedRange
)
  -> DynamicGraph.Group<Element>

graph
Declaration
Swift

public var graph: DynamicGraph { get }


                    
                    
                    downcasting(from:)

Declaration

Swift

public static func downcasting(from: DynamicGraph_Any) -> DynamicGraph_AnyTensor


                    
                    
                    AnyTensor

Declaration

Swift

public typealias AnyTensor = DynamicGraph.Group<DynamicGraph.AnyTensor>


                    
                    
                    exec(cmd:hint:inputs:outputSize:streamContext:)

Declaration

Swift

public static func exec(
  cmd: ccv_nnc_cmd_t, hint: ccv_nnc_hint_t, inputs: [AnyTensor?], outputSize: Int32,
  streamContext: StreamContext?
) -> [AnyTensor]


                    
                    
                    exec(cmd:hint:inputs:outputs:streamContext:)

Declaration

Swift

public static func exec(
  cmd: ccv_nnc_cmd_t, hint: ccv_nnc_hint_t, inputs: [AnyTensor?], outputs: [AnyTensor],
  streamContext: StreamContext?
)


                    
                    
                    evaluate(model:isTest:dataParallel:inputs:outputSize:streamContext:)

Declaration

Swift

public static func evaluate(
  model: OpaquePointer, isTest: Bool, dataParallel: inout Int?, inputs: [AnyTensor?],
  outputSize: Int32, streamContext: StreamContext?
) -> [AnyTensor]

Available where `Element`: `_DynamicGraph_TensorGroup`, `Element`: `DynamicGraph.AnyTensor`


                    
                    
                    ElementNumeric

Declaration

Swift

public typealias ElementNumeric = Element._Element

Available where `Element`: `DynamicGraph.AnyTensor`


                    
                    
                    reshaped(format:dimensions:offset:increments:)

Declaration

Swift

public func reshaped(
  format: TensorFormat, dimensions: [Int], offset: [Int]? = nil, increments: [Int]? = nil
) -> Self


                    
                    
                    reshaped(_:offset:increments:)

Declaration

Swift

public func reshaped(
  _ dimensionFormat: TensorDimensionFormat, offset: [Int]? = nil, increments: [Int]? = nil
) -> Self

Group

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Available where Element: DynamicGraph.AnyTensor

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Available where Element: _DynamicGraph_TensorGroup, Element: DynamicGraph.AnyTensor

Declaration

Available where Element: DynamicGraph.AnyTensor

Declaration

Declaration

Available where `Element`: `DynamicGraph.AnyTensor`

Available where `Element`: `_DynamicGraph_TensorGroup`, `Element`: `DynamicGraph.AnyTensor`

Available where `Element`: `DynamicGraph.AnyTensor`