MXNet.Core.Predict.Base

Predict interfaces in core module of MXNet.

Data types

data PredictorHandle

Handle to Predictor.

Instances

Storable PredictorHandle

Methods

sizeOf :: PredictorHandle -> Int

alignment :: PredictorHandle -> Int

peekElemOff :: Ptr PredictorHandle -> Int -> IO PredictorHandle

pokeElemOff :: Ptr PredictorHandle -> Int -> PredictorHandle -> IO ()

peekByteOff :: Ptr b -> Int -> IO PredictorHandle

pokeByteOff :: Ptr b -> Int -> PredictorHandle -> IO ()

peek :: Ptr PredictorHandle -> IO PredictorHandle

poke :: Ptr PredictorHandle -> PredictorHandle -> IO ()

data NDListHandle

Handle to NDArrayList.

Instances

Storable NDListHandle

Methods

sizeOf :: NDListHandle -> Int

alignment :: NDListHandle -> Int

peekElemOff :: Ptr NDListHandle -> Int -> IO NDListHandle

pokeElemOff :: Ptr NDListHandle -> Int -> NDListHandle -> IO ()

peekByteOff :: Ptr b -> Int -> IO NDListHandle

pokeByteOff :: Ptr b -> Int -> NDListHandle -> IO ()

peek :: Ptr NDListHandle -> IO NDListHandle

poke :: Ptr NDListHandle -> NDListHandle -> IO ()

Re-exports functions.

mxGetLastError :: IO String

Handle size_t type.

Get the string message of last error.

mxPredCreate

Arguments

:: String

The JSON string of the symbol.

-> Ptr ()

The in-memory raw bytes of parameter ndarray file.

-> Int

The size of parameter ndarray file.

-> Int

The device type, 1: cpu, 2:gpu.

-> Int

The device id of the predictor.

-> MXUInt

Number of input nodes to the net.

-> [String]

The name of input argument.

-> [MXUInt]

-> [MXUInt]

-> IO (Int, PredictorHandle)

The created predictor handle.

Create a predictor.

mxPredCreatePartialOut

Arguments

:: String

-> Ptr ()

-> Int

-> Int

-> Int

-> MXUInt

-> [String]

The names of input arguments.

-> [MXUInt]

-> [MXUInt]

-> MXUInt

Number of output nodes to the net.

-> IO (Int, String, PredictorHandle)

The name of output argument and created predictor handle.

Create a predictor wich customized outputs.

mxPredGetOutputShape

Arguments

:: PredictorHandle

The predictor handle.

-> MXUInt

The index of output node, set to 0 if there is only one output.

-> IO (Int, [MXUInt], MXUInt)

Output dimension and the shape data.

Get the shape of output node.

mxPredSetInput

Arguments

:: PredictorHandle

-> String

The name of input node to set.

-> [MXFloat]

The pointer to the data to be set.

-> MXUInt

The size of data array, used for safety check.

-> IO Int

Set the input data of predictor.

mxPredForward :: PredictorHandle -> IO Int

Run a forward pass to get the output.

mxPredPartialForward

Arguments

:: PredictorHandle

-> Int

The current step to run forward on.

-> IO (Int, Int)

The number of steps left.

Run a interactive forward pass to get the output.

mxPredGetOutput

Arguments

:: PredictorHandle

-> MXUInt

The index of output node, set to 0 if there is only one output.

-> Ptr MXFloat

User allocated data to hold the output.

-> MXUInt

The size of data array, used for safe checking.

-> IO Int

Get the output value of prediction.

mxPredFree :: PredictorHandle -> IO Int

Free a predictor handle.

mxNDListCreate

Arguments

:: Ptr CChar

The byte contents of nd file to be loaded.

-> Int

The size of the nd file to be loaded.

-> IO (Int, NDListHandle, MXUInt)

The out put NDListHandle and length of the list.

Create a NDArray List by loading from ndarray file.

mxNDListGet

Arguments

:: NDListHandle

-> MXUInt

The index in the list.

-> IO (Int, String, Ptr MXFloat, [MXUInt], MXUInt)

The name of output, the data region of the item, the shape of the item and shape's dimension.

Get an element from list.

mxNDListFree :: NDListHandle -> IO Int

Free a predictor handle.