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Cited by 487

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Consolidation of unorganized point clouds for surface reconstruction

Huang, Hui, Li, Dan, Zhang, Hao, Ascher, Uri, Cohen-Or, Daniel·2009·ACM Transactions on Graphics

Abstract

We consolidate an unorganized point cloud with noise, outliers, non-uniformities, and in particular interference between close-by surface sheets as a preprocess to surface generation, focusing on reliable normal estimation. Our algorithm includes two new developments. First, a weighted locally optimal projection operator produces a set of denoised, outlier-free and evenly distributed particles over the original dense point cloud, so as to improve the reliability of local PCA for initial estimate of normals. Next, an iterative framework for robust normal estimation is introduced, where a priority-driven normal propagation scheme based on a new priority measure and an orientation-aware PCA work complementarily and iteratively to consolidate particle normals. The priority setting is reinforced with front stopping at thin surface features and normal flipping to enable robust handling of the close-by surface sheet problem. We demonstrate how a point cloud that is well-consolidated by our method steers conventional surface generation schemes towards a proper interpretation of the input data.

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Metadata

Authors
Huang, H., Li, D., Zhang, H., Ascher, U., & Cohen-Or, D.
Venue
ACM Transactions on Graphics
Published
2009-12
Volume
28
Issue
5
Pages
1-7
ISSN
  • 0730-0301 (ISSN-L)
  • 1557-7368
OpenAlex
W1988317275
Cited by
487
References
2
FWCI
15.18
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Consolidation of unorganized point clouds for surface reconstruction. https://app.cochat.ai/papers/10.1145/1618452.1618522
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Huang, H., Li, D., Zhang, H., Ascher, U., & Cohen-Or, D. (2009). Consolidation of unorganized point clouds for surface reconstruction. ACM Transactions on Graphics. https://doi.org/10.1145/1618452.1618522

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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