randu

Create a random array sampled from uniform distribution. More...

Functions
AFAPI array	randu (const dim4 &dims, const dtype ty=f32)
AFAPI array	randu (const dim_t d0, const dtype ty=f32)
AFAPI array	randu (const dim_t d0, const dim_t d1, const dtype ty=f32)
AFAPI array	randu (const dim_t d0, const dim_t d1, const dim_t d2, const dtype ty=f32)
AFAPI array	randu (const dim_t d0, const dim_t d1, const dim_t d2, const dim_t d3, const dtype ty=f32)
AFAPI af_err	af_randu (af_array *out, const unsigned ndims, const dim_t *const dims, const af_dtype type)

Detailed Description

Create a random array sampled from uniform distribution.

The data is uniformly distributed between [0, 1]

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Function Documentation

AFAPI af_err af_randu	(	af_array *	out,
		const unsigned	ndims,
		const dim_t *const	dims,
		const af_dtype	type
	)

Parameters

[out]	out	is the generated array
[in]	ndims	is size of dimension array dims
[in]	dims	is the array containing sizes of the dimension
[in]	type	is the type of array to generate

AFAPI array af::randu	(	const dim4 &	dims,
		const dtype	ty = f32
	)

Parameters

[in]	dims	is the dimensions of the array to be generated
[in]	ty	is the type of the array

Returns

array of size dims

Examples:

benchmarks/fft.cpp, benchmarks/pi.cpp, getting_started/convolve.cpp, getting_started/vectorize.cpp, graphics/conway.cpp, graphics/conway_pretty.cpp, graphics/gravity_sim.cpp, helloworld/helloworld.cpp, image_processing/filters.cpp, lin_algebra/cholesky.cpp, lin_algebra/lu.cpp, lin_algebra/qr.cpp, machine_learning/bagging.cpp, machine_learning/deep_belief_net.cpp, machine_learning/kmeans.cpp, machine_learning/neural_network.cpp, and machine_learning/rbm.cpp.

AFAPI array af::randu	(	const dim_t	d0,
		const dtype	ty = f32
	)

Parameters

[in]	d0	is the size of the first dimension
[in]	ty	is the type of the array

Returns

array of size d0

AFAPI array af::randu	(	const dim_t	d0,
		const dim_t	d1,
		const dtype	ty = f32
	)

Parameters

[in]	d0	is the size of the first dimension
[in]	d1	is the size of the second dimension
[in]	ty	is the type of the array

Returns

array of size d0 x d1

AFAPI array af::randu	(	const dim_t	d0,
		const dim_t	d1,
		const dim_t	d2,
		const dtype	ty = f32
	)

Parameters

[in]	d0	is the size of the first dimension
[in]	d1	is the size of the second dimension
[in]	d2	is the size of the third dimension
[in]	ty	is the type of the array

Returns

array of size d0 x d1 x d2

AFAPI array af::randu	(	const dim_t	d0,
		const dim_t	d1,
		const dim_t	d2,
		const dim_t	d3,
		const dtype	ty = f32
	)

Parameters

[in]	d0	is the size of the first dimension
[in]	d1	is the size of the second dimension
[in]	d2	is the size of the third dimension
[in]	d3	is the size of the fourth dimension
[in]	ty	is the type of the array

Returns

array of size d0 x d1 x d2 x d3