这几天(上周)在看 pointnet 系列的论文,具体研究问题是如何处理点云数据。大的研究领域是机器学习如何处理3D视觉问题,在无人车和机器人领域有应用,因为 depth camera,传感器,激光雷达传回来的图片有些是 point cloud。

点云数据是用点来代表三维图像的一种数据格式,例如一张椅子的三维图。从椅子平面上抽取2400个点,每个点是 (x, y, z) 的一个三维向量,那么把… Read more...

Techy

So I set myself another task the other day: writing tests for an open-source project —- a baby step towards software engineering! This post describes the tools and practices I’ve learnt.

The project I’ve committed to is… Read more...

Techy

For the past two weeks I’ve been playing around with ROS. All was fine until I tried to embed tensorflow and “deep learning” stuff into ROS with conda.

Things went south immediately. Pipelines broke down, what used to work… Read more...

Techy

For the past two months I spent many hours solving algorithmic problems. It’s fun, but very time-consuming. I think the majority of time is spent on trying to find accurate solutions and systematic ways for problem solving. I also spent… Read more...

Techy