Research
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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

168,657 papers · 148 categories

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0111 · Sep 201919922001200920172026
3 results for “registration-free”
Simultaneous Monitoring of Shape and Surface Color via 4D Point Clouds: A Registration-free Approachcs.CV

A registration-free framework monitors shape and color in 4D point clouds.

problem Monitoring shape and color changes in complex parts without registration.
method Laplace-Beltrami operator spectral properties for geometric and color feature capture; combined monitoring scheme for shape and color anomalies.
result Effective detection of shape deformations and color anomalies without registration or mesh reconstruction.
4D point cloudsshape monitoringcolor monitoringregistration-freespectral properties
2026-05-09abs ↗pdf ↗
Registration-Free Monitoring of Unstructured Point Cloud Data via Intrinsic Geometrical Propertiescs.CV

A new method monitors unstructured 3D shapes without registration.

problem Error-prone registration and mesh reconstruction steps in PCD monitoring.
method Intrinsic geometric properties of shapes, using Laplacian and geodesic distances.
result Effective monitoring of defects without registration and mesh reconstruction.
3D shapesunstructured point cloudintrinsic geometrymonitoringregistration-free
2025-11-06abs ↗pdf ↗