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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…

Cited by 0SourcePDFScholar
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…

Cited by 0SourceScholar
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…