Spatial AI Notes & Deep Dives

Point Cloud Processing

Multimodal Foundation Models for 3D Assets Complete Guide

The complete 101 on multimodal foundation models for 3D assets: why 3D and text pairs are scarce, the four bridges from points into a pretrained backbone, what to freeze, and how to evaluate honestly.

16 Sep 2026 Dr. Florent Poux

LiDAR & Remote Sensing

3D Sensor Abstraction and Point Cloud Ingestion Guide

The complete 101 guide to point cloud ingestion in Python. Probe LAS headers with laspy, resolve CRS and datums with pyproj, measure real spacing, and emit one normalized record.

09 Sep 2026 Dr. Florent Poux

3D Visualization & Web

Point Cloud to Mesh Complete Guide

The complete guide to going from a raw point cloud to a clean, watertight 3D mesh in Python. Estimate normals, run Poisson in Open3D, trim the blobs, compare scans, and render millions of points.

19 Aug 2026 Dr. Florent Poux

3D Computer Vision

Open-Vocabulary 3D Segmentation Complete Guide

Label a 3D point cloud with any word you type. This complete guide walks the open-vocabulary 3D segmentation stack in Python: pretrained SAM cuts the scene, CLIP scores each region, and a scene graph lets an LLM answer questions about the space.

12 Aug 2026 Dr. Florent Poux

3D Deep Learning

3D Deep Learning Complete Guide

The complete 101 on 3D deep learning in Python: why point clouds break ordinary networks, permutation invariance, honest data prep, and the road from PointNet to KPConv.

05 Aug 2026 Dr. Florent Poux

3D Computer Vision

3D Point Cloud Segmentation Complete Guide

A complete, practical 101 on 3D point cloud segmentation in Python: what it is, the method families, real Open3D code for RANSAC and DBSCAN, and the parameters that decide your results.

29 Jul 2026 Dr. Florent Poux