Abstract: The normal vector is one of the important properties of the 3D point cloud data, estimation methods have been important research in the field. The normal vector estimation is the basis of ...

What is the bug or the crash? When writing vector tiles (XYZ or MBTiles package), the generation of linestring geometry for a multi-segment line can produce invalid geometry syntax. It appears to me ...

Institute of Remote Sensing and Geoinformatics, Academy of Science, Pyonyang, The Democratic People’s Republic of Korea. Vector data is used extensively in geographic information systems (GIS) to ...

New York state is preparing to lower its minimum test scores for student proficiency in math and English following what an official described as a "learning loss" during the coronavirus pandemic. The ...

See title. Normalized vectors are required for a lot of operations, like axis rotation, so normalized() should always return a real normalized vector. Extremely small nonzero vectors can be produced ...

Distal radius orientation is important in evaluating Colles' fracture. In most cases, the wrist was protected by a bandage, splint, or cast. Therefore, it was difficult for the radiology technician to ...

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