Library features

[EgorOrachyov]

Features

List of features/operations/primitives to support in the library in the near/far future. Items written with priority, from higher to lower priority.

Core

Data primitives

• [x] Matrix
• [x] Vector
• [x] Scalar

Functional primitives

• [x] Function binary
• [x] Function unary
• [x] Function select

Storage formats

• [x] CPU LIL
• [x] CPU DOK
• [x] CPU COO
• [x] CPU CSR
• [x] Dense
• [x] CL CSR
• [ ] CL COO

Operations

• [x] Mask & complement mask
• [x] Matrix read/write
• [x] Vector read/write
• [x] Scalar read/write
• [ ] Matrix eadd
• [x] Vector eadd
• [ ] MxM
• [x] VxM
• [ ] Matrix assign
• [x] Vector assign
• [x] Matrix reduce (to vector)
• [x] Matrix reduce (to scalar)
• [x] Vector reduce (to scalar)
• [ ] Extract sub matrix
• [ ] Extract sub vector
• [ ] Extract matrix row
• [ ] Extract matrix col
• [ ] Kron
• [x] MxV
• [ ] Matrix transpose
• [ ] Matrix emult
• [ ] Vector emult
• [ ] Matrix select
• [ ] Vector select

Python package

~~Dec 2021~~ ~~March 2022~~ April 2023

Foundation

• [ ] Type wrapper
• [ ] Auto type packing/unpacking
• [x] Import C functions
• [ ] Built-in types
• [ ] Built-in functions

Data primitives

• [ ] Matrix wrapper
• [ ] Vector wrapper
• [ ] Scalar wrapper

Operations

• [ ] Empty matrix/vector/scalar
• [ ] Generate matrix/vector/scalar
• [ ] From values matrix/vector/scalar
• [ ] Property query
• [ ] To lists
• [ ] Index subscription
• [ ] To string

Performance

~~Feb 2022~~ March 2023

• [ ] High-performance memory saving SpGEMM
• [ ] Two-pass merge-path based element-wise addition
• [x] Direction optimized mxv

Additional

~~Jan 2022~~ April 2023

• [ ] Built-in extra values types
• [ ] Built-in extra function type