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radar

2 articles · Page 1 of 1
Caiyun Tech Team
Caiyun Tech Team
May 30, 2024 · Big Data

Designing a Sparse‑Matrix Based Format for Radar dBZ Data (smdbz)

The article presents a sparse‑matrix compression scheme called smdbz for high‑resolution radar dBZ data, detailing the dBZ grade encoding, CSR representation, custom Python implementation, bit‑packing techniques, file layout, performance comparisons with PNG and NPY formats, and the method's advantages and limitations.

CSRPythondBZ
0 likes · 21 min read
Designing a Sparse‑Matrix Based Format for Radar dBZ Data (smdbz)
DataFunTalk
DataFunTalk
Aug 12, 2019 · Artificial Intelligence

Multi‑Sensor Fusion in Autonomous Driving: Challenges, Prerequisites, and Methods

Pony.ai shares its extensive experience on multi‑sensor perception for autonomous trucks, explaining why sensor fusion is needed, the essential motion‑compensation and calibration steps, and practical camera‑lidar and radar‑lidar fusion techniques that improve detection range and robustness.

CalibrationCameraLiDAR
0 likes · 15 min read
Multi‑Sensor Fusion in Autonomous Driving: Challenges, Prerequisites, and Methods