J. David Giese

J. David Giese

Austin, Texas, United States
5K followers 500+ connections

About

I help bring high-impact diagnostic medical devices to the US market.

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Articles by J. David

  • Decorating Async JavaScript Functions

    Decorating Async JavaScript Functions

    In this article, we explore how to extend async JavaScript functions using a functional design pattern—the decorator…

    2 Comments
  • Software's Hidden Demon: Poor Code Quality

    Software's Hidden Demon: Poor Code Quality

    People almost never see the underlying code that drives the software they use. Their interactions with the software are…

    1 Comment
  • Database Connection Pools

    Database Connection Pools

    Developers often don’t think about database connection pools until they are having connection problems. This article…

    2 Comments
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Experience

  • Innolitics Graphic
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    Austin, Texas, United States

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    New York, New York

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    Boston Massachusets

Education

Publications

  • Fast volumetric phase-gradient imaging in thick samples.

    Optics Express

    Oblique back-illumination microscopy (OBM) provides high resolution, sub-surface phase-gradient images from arbitrarily thick samples. We present an image formation theory for OBM and demonstrate that OBM lends itself to volumetric imaging because of its capacity for optical sectioning. In particular, OBM can provide extended depth of field (EDOF) images from single exposures, by rapidly scanning the focal plane with an electrically tunable lens. These EDOF images can be further enhanced by…

    Oblique back-illumination microscopy (OBM) provides high resolution, sub-surface phase-gradient images from arbitrarily thick samples. We present an image formation theory for OBM and demonstrate that OBM lends itself to volumetric imaging because of its capacity for optical sectioning. In particular, OBM can provide extended depth of field (EDOF) images from single exposures, by rapidly scanning the focal plane with an electrically tunable lens. These EDOF images can be further enhanced by deconvolution. We corroborate our theory with experimental volumetric images obtained from transparent bead samples and mouse cortical brain slices.

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  • Medical Device SBOMs: Best Practices, FAQs, and Examples

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    Practical suggestions and tips for authoring SBOMs for medical devices and for using them to monitor for cybersecurity vulnerabilities.

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