Company

Preferred Networks

Website: preferred.jp/ja/
Stage: Private / SMB
Open Source Contributors: Rank Name Top Projects

3616 Kenichi Maehashi 14,053,994 CuPy, Chainer, PyTorch, Apache Spark

4456 Akifumi Imanishi 11,962,991 CuPy, Chainer, PyTorch

25282 Hiroyuki Vincent Yamazaki 2,063,377 Chainer, CuPy, NumPy, Swift
Project Contributions: Percentage of commits past X days

Project Contributions 30 90 365 1095 All

CuPy 75% 41% 25% 27% 15%

Chainer 0% 0% 0% 29% 16%

Rank	Name	Top Projects
3616	Kenichi Maehashi 14,053,994	CuPy, Chainer, PyTorch, Apache Spark
4456	Akifumi Imanishi 11,962,991	CuPy, Chainer, PyTorch
25282	Hiroyuki Vincent Yamazaki 2,063,377	Chainer, CuPy, NumPy, Swift

	Percentage of commits past X days
Project Contributions	30	90	365	1095	All
CuPy	75%	41%	25%	27%	15%
Chainer	0%	0%	0%	29%	16%