numo-narray

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Issue with marshal dump

5

Hi authors of Numo-narray I'm working with biological networks so I need to use matrix operations frecuently. In my project I was using the old Nmatrix library but recently I...

seoanezonjic

support memoryview (buffer protocol)

1

dsisnero

SIMD support

2

Would it be of interest to add SIMD support? For example Numpy uses https://github.com/mathlibrary/usimd

bkmgit

Ractor compatibility

3

Hi. First of all, thanks for Numo. I propose to make numo ractor-safe in order to use it with ruby 3 ractors by calling rb_ractor_safe(true) in the C-code. Otherwise it...

orlando-labs

Using narray with C extension

2

Is it possible to use the custom data structure of numo-narray with my own C extension? Or do I have to re-implement some of the code again?

ghost

Interfacing with FFI. Pointer access.

7

Dear NArray developers, I am the developer of [opencl_ruby_ffi](https://github.com/Nanosim-LIG/opencl-ruby), OpenCL bindings for ruby. In order to interface the previous version of NArray with [FFI](https://github.com/ffi/ffi) based library I have hacked a...

Kerilk

Numo::DFloat is much slower than the old narray library's NVector

3

I found that `x.inplace + i` is much slower than `x.add!(i)`. ``` $ time ruby -rnarray -e 'x = NVector[0.0, 0.0, 0.0]; i = NVector[1.0, 1.0, 1.0]; 10000000.times { x.add!(i)...

mame

Matrix inversion

3

Hello, Does this library support matrix inversion? The old version of NArray does but I can't find it here. I searched the Doc and 100 narray exercises but sadly I...

railsmk

Reading files into NArray

10

Hello, I have asked a question at stackoverflow concerning reading files into Numo::NArray and dynamically inserting rows/data. Would you care to show me the way or tell me if the...

railsmk

[Feature Request] diagonal=

1

## Expected behavior ```ruby a = Numo::Int32.new(3,3).seq a.diagonal = 0 a # [[0, 1, 2], # [3, 0, 5], # [6, 7, 0]] ``` ## Actual behavior Error ```console (irb):4:in...

kojix2