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Ivor Simpson

@ivorsimpson.bsky.social
127 followers 104 following 12 posts

Associate Professor in AI and academic lead for SussexAI. Bayesian ML for medical imaging, computer vision & environmental monitoring.

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Reposted by Ivor Simpson
arXiv eess.IV Image and Video Processing @eessiv-bot.bsky.social · 19/03/2026
Ivor J. A. Simpson, Neill D. F. Campbell: Structured SIR: Efficient and Expressive Importance-Weighted Inference for High-Dimensional Image Registration arxiv.org/abs/2603.17415 arxiv.org/pdf/2603.17415 arxiv.org/html/2603.17415
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Reposted by Ivor Simpson
EcoEvoRxiv @ecoevorxiv.bsky.social · 09/03/2026
Echo-dash: Keeping ecologists in the loop with an open source, online ecoacoustic dashboard for interactive exploration of spatiotemporal soundscape data doi.org/10.32942/X2T...
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Reposted by Ivor Simpson
Arianna Moccia @arimoccia.bsky.social · 16/07/2025
🚨Paper now published! 🚨 The Effects of External Cue Overlap and Internal Goals on Selective Memory Retrieval. Grateful for thorough reviews that made it stronger. Out now in #EJN: doi.org/10.1111/ejn..... w @alexamorcom.bsky.social @MattPlummer @ivorsimpson.bsky.social. Updated summary🧵👇
doi.org
The Effects of External Cue Overlap and Internal Goals on Selective Memory Retrieval as Revealed by Electroencephalographic (EEG) Neural Pattern Reinstatement
This EEG study used multivariate decoding in humans to investigate how memories are selected when retrieval goals vary. The results showed that EEG neural patterns reinstating studied information tra...
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Ivor Simpson @ivorsimpson.bsky.social · 09/12/2024
For those interested in a PhD using probabilistic machine learning for inverse problems, medical imaging, computer vision or ecological modelling, drop me an email!
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Ivor Simpson @ivorsimpson.bsky.social · 09/12/2024
We’ve just announced this year’s call for applications to our Sussex AI PhD studentships at the University of Sussex! You can find all the details www.sussex.ac.uk/study/fees-f.... This year we’ve included a few suggested project directions to give some inspirations tinyurl.com/2e3mxbch.
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Ivor Simpson @ivorsimpson.bsky.social · 09/12/2024
So it turns out that laser tag is an appropriate/popular social activity for an AI research group! Congratulations to the Connect lab of @drtnowotny.bsky.social on their victory in the inaugural AI research laser zone cup! Thanks also to the Buckley lab for coming joint second with us
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Ivor Simpson @ivorsimpson.bsky.social · 29/11/2024
One of several opportunities to come and do a PhD in our lab! Happy to discuss supervision in all things MRI analysis
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Ivor Simpson @ivorsimpson.bsky.social · 29/11/2024
Over the last year or so I've been reading a lot more papers digging into why deep learning is effective. It is counterintuitive for students learning about ML that phenomena like double descent and grokking are not fully explained despite us having access to the model weights and training dynamics!
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