nonlinear-least-squares topic
ceres-solver
A large scale non-linear optimization library
theseus
A library for differentiable nonlinear optimization
DeepLM
DeepLM: Large-scale Nonlinear Least Squares on Deep Learning Frameworks using Stochastic Domain Decomposition (CVPR 2021)
imu_x_fusion
IMU + X(GNSS, 6DoF Odom) Loosely-Coupled Fusion Localization based on ESKF, IEKF, UKF(UKF/SPKF, JUKF, SVD-UKF) and MAP
GALAHAD
A library of modern Fortran modules for nonlinear optimization
DynAdjust
Least squares adjustment software
advanced_techniques_for_curvefitting
Advanced Technique for Curve Fitting
hitnlls
A nonlinear least square(NLLS) solver. Fomulate the NLLS as graph optimization.
gslnls
{gslnls}: GSL multi-start nonlinear least-squares fitting in R