Create torch Tensor from R object

Create torch Tensor from R object

tensor_from_r(x, dtype = NULL, device = NULL, requires_grad = FALSE)

Arguments

x	an R vector, matrix or array.
dtype	dtype
device	device
requires_grad	requires_grad

Note

it uses the R type when creating the tensor.

Examples

tensor_from_r(1:10)
#> tensor 
#>   1
#>   2
#>   3
#>   4
#>   5
#>   6
#>   7
#>   8
#>   9
#>  10
#> [ Variable[CPUIntType]{10} ]
tensor_from_r(array(runif(8), dim = c(2, 2, 2)))
#> tensor 
#> (1,.,.) = 
#>   0.0110  0.9199
#>   0.6219  0.9158
#> 
#> (2,.,.) = 
#>   0.7833  0.3254
#>   0.8661  0.0805
#> [ Variable[CPUFloatType]{2,2,2} ]
tensor_from_r(matrix(c(TRUE, FALSE), nrow = 3, ncol = 4))
#> tensor 
#>  1  0  1  0
#>  0  1  0  1
#>  1  0  1  0
#> [ Variable[CPUByteType]{3,4} ]