Abstract: Loop-closure detection, also known as place recognition, aiming to identify previously visited locations, is an essential component of a SLAM system. Existing research on lidar-based loop ...

Creative hobbyists, get ready for a glow-up. Here are my predictions for 3D printers, laser engravers and more.

Amazon still has major markdowns on Lego sets, with some as much as 47 percent off—including this classic creativity set. Some of the best prices are on popular Lego sets, including this Roses set on ...