Search Results for author: Nick Antipa

Found 7 papers, 2 papers with code

Unrolled Primal-Dual Networks for Lensless Cameras

1 code implementation8 Mar 2022 Oliver Kingshott, Nick Antipa, Emrah Bostan, Kaan Akşit

Conventional image reconstruction models for lensless cameras often assume that each measurement results from convolving a given scene with a single experimentally measured point-spread function.

Image Reconstruction

Physics-Based Learned Diffuser for Single-shot 3D Imaging

no code implementations NeurIPS Workshop Deep_Invers 2021 Eric Markley, Fanglin Linda Liu, Michael Kellman, Nick Antipa, Laura Waller

A diffuser in the Fourier space of an imaging system can encode 3D fluorescence intensity information in a single-shot 2D measurement, which is then recovered by a compressed sensing algorithm.

Unrolled, model-based networks for lensless imaging

no code implementations NeurIPS Workshop Deep_Invers 2019 Kristina Monakhova, Joshua Yurtsever, Grace Kuo, Nick Antipa, Kyrollos Yanny, Laura Waller

Various reconstruction methods are explored, on a scale from classic iterative approaches (based on the physical imaging model) to deep learned methods with many learned parameters.

Learned reconstructions for practical mask-based lensless imaging

no code implementations30 Aug 2019 Kristina Monakhova, Joshua Yurtsever, Grace Kuo, Nick Antipa, Kyrollos Yanny, Laura Waller

In this work, we address these limitations using a bounded-compute, trainable neural network to reconstruct the image.

Rolling Shutter Correction

Video from Stills: Lensless Imaging with Rolling Shutter

1 code implementation30 May 2019 Nick Antipa, Patrick Oare, Emrah Bostan, Ren Ng, Laura Waller

Here, we propose using multiplexing optics to spatially compress the scene, enabling information about the whole scene to be sampled from a row of sensor pixels, which can be read off quickly via a rolling shutter CMOS sensor.

DiffuserCam: Lensless Single-exposure 3D Imaging

no code implementations5 Oct 2017 Nick Antipa, Grace Kuo, Reinhard Heckel, Ben Mildenhall, Emrah Bostan, Ren Ng, Laura Waller

We demonstrate a compact and easy-to-build computational camera for single-shot 3D imaging.

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