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Accelerating hologram generation using oriented-separable convolution and wavefront recording planes.

Tomoyoshi Shimobaba, Michal Makowski, Harutaka Shiomi

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    |October 19, 2022
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    Summary
    This summary is machine-generated.

    This study introduces an efficient method for holographic displays using oriented-separable convolution and the wavefront-recording plane (WRP) method. It overcomes computational challenges by optimizing 3D object orientation for practical hardware applications.

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    Area of Science:

    • Computer vision
    • Optics
    • Image processing

    Background:

    • Holographic displays offer natural 3D image presentation but face computational hurdles.
    • High computational load limits the practical application of current holographic display technologies.

    Purpose of the Study:

    • To propose an efficient computational method for holographic displays.
    • To address the computational complexity associated with generating 3D holographic images.
    • To explore hardware implementation suitability.

    Main Methods:

    • Development of an oriented-separable convolution algorithm.
    • Application of the wavefront-recording plane (WRP) method.
    • Utilizing recurrence formulas for acceleration.
    • Analysis of 3D object orientation's impact on computational efficiency.

    Main Results:

    • The proposed oriented-separable convolution significantly reduces computational load.
    • Optimizing 3D object orientation enhances computational efficiency.
    • The method demonstrates suitability for hardware implementation.

    Conclusions:

    • The oriented-separable convolution accelerated by the WRP method provides an efficient solution for holographic display computation.
    • Reconsidering object orientation is key to overcoming computational bottlenecks.
    • The proposed technique is viable for practical hardware integration in holographic systems.