AA patterns for point sets with controlled spectral properties

Abdalla G.M. Ahmed, Hui Huang, Oliver Deussen

    Research output: Contribution to journalArticlepeer-review

    20 Scopus citations

    Abstract

    We describe a novel technique for the fast production of large point sets with different spectral properties. In contrast to tile-based methods we use so-called AA Patterns: ornamental point sets obtained from quantization errors. These patterns have a discrete and structured number-theoretic nature, can be produced at very low costs, and possess an inherent structural indexing mechanism equivalent to those used in recursive tiling techniques. This allows us to generate, manipulate and store point sets very efficiently. The technique outperforms existing methods in speed, memory footprint, quality, and flexibility. This is demonstrated by a number of measurements and comparisons to existing point generation algorithms.

    Original languageEnglish (US)
    Article number212
    JournalACM transactions on graphics
    Volume34
    Issue number6
    DOIs
    StatePublished - Nov 2015

    Bibliographical note

    Funding Information:
    We thank the anonymous reviewers for their great help in shaping this paper. Thanks to Mohamed Sayed for his discussions during an early stage of the idea. This work was supported in part by the Deutsche Forschungsgemeinschaft Grant DE-620/22-1, Foreign 1000 Talent Plan (WQ201344000169), NSFC (61522213, 61379090), 973 Program (2014CB360503), Guangdong Science and Technology Program (2015A030312015, 2014B050502009), Shenzhen VisuCA Key Lab (CXB201104220029A).

    Publisher Copyright:
    Copyright 2015 ACM.

    Keywords

    • Blue noise
    • Sampling methods
    • Spectral analysis
    • Tiling

    ASJC Scopus subject areas

    • Computer Graphics and Computer-Aided Design

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