least-squares

Non-Linear Least Squares Minimization, with flexible Parameter settings, based on scipy.optimize, and with many additional classes and methods for curve fitting.

End-to-end Lane Detection for Self-Driving Cars (ICCV 2019 Workshop)

Apache Commons Math

A general and flexible factor graph non-linear least square optimization framework

oj! Algorithms - Open Source Java library for mathematics, linear algebra and optimisation. Pure Java, zero dependencies: fast matrices plus LP, QP and MIP solvers.

A generalized inverse kinematics solver that supports closed chains for parallel kinematics systems, dynamic reconfiguration, and arbitrary joint configuration based on damped least squares error minimization techniques

Six snippets of code that made deep learning what it is today.

A beginner-friendly SLAM mini-course with Jupyter notebooks — covering Bayes Filters, Kalman Filters, Particle Filters, and Graph-based SLAM with hands-on Python examples.

Opt DSL

Symbolic Fitting; fitting as it should be.

Fitting an Ellipse using a Least Squares method, in Python

Taking a Deeper Look at the Inverse Compositional Algorithm (CVPR 2019, Oral)

Modernized Minpack: for solving nonlinear equations and nonlinear least squares problems

Least squares conformal mapping implemented in C++

A single header-only C++ library for least squares fitting.

Least squares adjustment software

A sharing of the learning process of mathematical modeling 数学建模常用工具模型算法分享：数学建模竞赛优秀论文，数学建模常用算法模型，LaTeX论文模板，SPSS工具分享。

FIR & LMS filter implementation in C++ with Python & JAVA wrappers

Find ellipsoid fit for arbitrary data with python/numpy, plot it or write to file.