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High-speed pattern-recognition systems using parallel-access optical disks.

C Davison, N A Halliwell, J M Coupland

    Applied Optics
    |April 10, 1997
    PubMed
    Summary
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    Parallel-access optical disks enable high-speed pattern recognition. This study details disk-based correlator configurations and evaluates performance using matched and minimum average correlation energy filters.

    Area of Science:

    • Optics and Photonics
    • Computer Vision
    • Information Storage

    Background:

    • Optical disks offer high storage density and parallel access capabilities.
    • Pattern recognition systems require efficient data processing for high-speed applications.
    • Traditional pattern recognition methods face limitations in speed and data handling.

    Purpose of the Study:

    • To explore the application of parallel-access optical disks in high-speed pattern recognition.
    • To present practical configurations for optical disk-based pattern recognition systems.
    • To evaluate the performance of a disk-based correlator using different filter types.

    Main Methods:

    • Investigated three distinct configurations utilizing optical disk properties.
    • Developed and described a practical incoherent disk-based correlator.

    Related Experiment Videos

  • Employed both matched filters and computer-generated minimum average correlation energy filters for performance evaluation.

    • Main Results:

    • Demonstrated the feasibility of using optical disks for high-speed pattern recognition.
    • The disk-based correlator showed measurable performance with the tested filters.
    • Specific configurations were identified as practical for implementation.

    Conclusions:

    • Parallel-access optical disks are a viable technology for enhancing pattern recognition speeds.
    • The described disk-based correlator offers a practical approach for optical pattern recognition.
    • Further research can optimize filter design for improved performance in optical disk systems.