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Mike Davies

5 accepted papers

2026

Efficient Plug-and-Play Method for Dynamic Imaging via Kalman Smoothing

ICASSP 2026poster

State-space models (SSM) are common in signal processing, where Kalman smoothing (KS) methods are state-of-the-art. However, traditional KS techniques lack expressivity as they do not incorporate spatial prior information. Recently, [1] proposed an ADMM algorithm that handles the state-space fidelit…

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2025

UNSURE: self-supervised learning with Unknown Noise level and Stein's Unbiased Risk Estimate

ICLR 2025poster

Recently, many self-supervised learning methods for image reconstruction have been proposed that can learn from noisy data alone, bypassing the need for ground-truth references. Most existing methods cluster around two classes: i) Stein's Unbiased Risk Estimate (SURE) and similar approaches that as…

2024

Efficient Video and Audio Processing with Loihi 2

ICASSP 2024accepted

Loihi 2 is an asynchronous, brain-inspired research processor that generalizes several fundamental elements of neuromorphic architecture, such as stateful neuron models communicating with event-driven spikes, in order to address limitations of the first generation Loihi. Here we explore and characte…

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2022

Unsupervised Learning From Incomplete Measurements for Inverse Problems

NeurIPS 2022accept

In many real-world inverse problems, only incomplete measurement data are available for training which can pose a problem for learning a reconstruction function. Indeed, unsupervised learning using a fixed incomplete measurement process is impossible in general, as there is no information in the nul…