A 3D point cloud descriptor for place recognition

Python implementation of SLAM algorithm Stereo-PTAM

ICRA 2021 - Robust Place Recognition using an Imaging Lidar

The tight integration of FAST-LIO with Radius-Search-based loop closure module.

ROS 2 package of tightly-coupled lidar inertial ndt/gicp slam

Fisheye version of VINS-Fusion

[3DV 2025] LoopSplat: Loop Closure by Registering 3D Gaussian Splats

graph-theoretic framework for robust pairwise data association

A SLAM implementation combining FAST-LIO2 with pose graph optimization and loop closing based on Quatro and Nano-GICP

Convolutional Autoencoder for Loop Closure

[ICRA'23] Official code repo for "Contour Context: Abstract Structural Distribution for 3D LiDAR Loop Detection and Metric Pose Estimation"

A Map-based localization implementation combining FAST-LIO2 as an odometry with Quatro + Nano-GICP as a map matching method

SLAM package using NDT registration library of Autoware with loop-closure detection (odometry based) referenced from lego_loam.

Graph-based image sequences matching for the visual place recognition in changing environments.

A curated list of Visual Place Recognition (VPR)/ loop closure detection (LCD) datasets

Benchmarking and evaluation framework for place recognition methods, featuring SuperPoint+SuperGlue, LoGG3D-Net, Scan Context, DBoW2, MixVPR, STD

using hloc for loop closure in OpenVINS

A SLAM implementation combining FAST-LIO2 with pose graph optimization and loop closing based on ScanContext, Quatro, and Nano-GICP

LIO-SAM-6AXIS with intensity image loop optimization

Python implementation of RGBD-PTAM algorithm