numpy-linreg

Linear Regression with numpy only.

Installation

The numpy-linreg git repo is available as PyPi package

pip install numpy-linreg
pip install git+ssh://git@github.com/ulf1/numpy-linreg.git

Usage

Ridge Regression

import numpy_linreg.ridge as ridge
import numpy_linreg.metrics as metrics
beta = ridge.lu(y, X)
rmse = metrics.rmse(y, X, beta)

OLS Regression

import numpy_linreg.ols as ols
beta = ols.lu(y, X)
beta = ols.pinv(y, X)
beta = ols.qr(y, X)
beta = ols.svd(y, X)

Check the examples folder for notebooks.

Appendix

Commands

Install a virtual environment

python3.6 -m venv .venv
source .venv/bin/activate
pip3 install --upgrade pip
pip3 install -r requirements.txt
pip3 install -r requirements-dev.txt
pip3 install -r requirements-demo.txt

(If your git repo is stored in a folder with whitespaces, then don't use the subfolder .venv. Use an absolute path without whitespaces.)

Python commands

• Jupyter for the examples: jupyter lab
• Check syntax: flake8 --ignore=F401 --exclude=$(grep -v '^#' .gitignore | xargs | sed -e 's/ /,/g')

Publish

pandoc README.md --from markdown --to rst -s -o README.rst
python setup.py sdist 
twine upload -r pypi dist/*

Clean up

find . -type f -name "*.pyc" | xargs rm
find . -type d -name "__pycache__" | xargs rm -r
rm -r .pytest_cache
rm -r .venv

Support

Please open an issue for support.

Contributing

Please contribute using Github Flow. Create a branch, add commits, and open a pull request.