Mark Graham
@marksgraham_
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Researcher at @KingsCollegeLon, machine learning and health data.
London
Joined February 2017
I applied for a visa 2.5 months ago, and I still haven't received it. It's frustrating that the MICCAI registration won't refund at least half of my registration fees, which total over $800! 🙁 #VisaDelay #MICCAIRegistration #MICCAI2023
Very grateful for attending #MICCAI2023 this year, but also sad that so many couldn't make it due to visa issues. More support would be good to make the conference & community as open as possible, ie. by refunding tickets of people who could not attend because of this :(
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Come chat at the poster session 4pm Monday! Joint work with @Warvito, @paulwright74, @PTudosiu, Parashkev Nachev, Seb Ourselin, @mjorgecardoso among others! Paper: https://t.co/AX2bMHSRGF Code:
github.com
Official PyTorch code for "Out-of-distribution detection with denoising diffusion models" - marksgraham/ddpm-ood
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Will be presenting our work on diffusion models for fully 3D out-of-distribution at #MICCAI2023. We reconstruct inputs from various t-values, and use these recon errors across the t-chain to flag OOD images. We show this works well and can be extended to 3D data using LDMs.
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🚀 Join us at on Sept 26th, 3:30-4:30pm at Union Mills, Leeds, or online. Don't miss #LDF2023, featuring Joe Batt and Alex Woodhead as they join @marksgraham_, and @paulwright74 from @KingsCollegeLon to explore FLIP's inner workings!🧠 🔗 Event:
leedsdigitalfestival.org
Following the talk on 25 September, "Clinical AI deployment made easy: Scale new solutions, in weeks not years", this session will take a deeper dive into the underlying technology behind the...
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And check out the codebase!
github.com
MONAI Generative Models makes it easy to train, evaluate, and deploy generative models and related applications - Project-MONAI/GenerativeModels
Good news in medical generative AI!🎉🎉 We just published the preprint of the MONAI Generative Models Extension! Check out our latest experiments with 2D and 3D data, ControlNets and 3D Cascaded Diffusion Models! https://t.co/CRcgi17PZB
#AI #MedicalImaging #GenerativeModels
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Are you interested in image-to-image applications with medical images? Check out our latest article on @TDataScience, where we walk you through the entire process of training ControlNets to control Latent Diffusion Models. https://t.co/KmOCGhdpHg
#MedicalAI #GenerativeAI #MONAI
medium.com
Guide on using ControlNets to control the generation process of Latent Diffusion Models
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Lastly thanks to the VAND organizing team - @ThomasBrox, @TobyBreckon, Philipp Seeböck, Paul Bergmann, Latha Pemula
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And the performance improvement becomes more pronounced when we consider larger images - 64^2 and 128^2 medical images in this case.
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This approach beats both reconstruction and likelihood-based approaches to OOD detection on simple 32x32 images from computer vision benchmarks.
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We can noise an input to several different levels, reconstruct each with a DDPM, and then take the mean recon error across all these different bottlenecks.
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Reconstruction-based approaches to OOD don’t work. If your model’s bottleneck is too small, it can't reconstruct ID data, too big, even OOD data is well-reconstructed. With DDPMs, the bottleneck is not part of the model architecture, but controlled by the level of noise applied.
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Our work applying diffusion models to out-of-distribution detection has been accepted at the CVPR workshop on Visual Anomaly Detection. Paper: https://t.co/y9kKqsLOlJ Code: https://t.co/32dpwUeIhz with @mjorgecardoso, @Warvito, @PTudosiu, Seb Ourselin, Parashkev Nachev
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2x Senior Research Fellow posts: We have recently released MONAI Label (400+ Github ⭐️) and Generative Models (200+ Github ⭐️), part of @ProjectMONAI. Now we’re growing. Want to join? MONAI Label: https://t.co/G8Py1Y2Z9X MONAI Generative: https://t.co/EZfCqgT6aC Join us!
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We are excited to announce that SASHIMI 2023 will run jointly with the #SynthRAD2023 challenge! Check the workshop ( https://t.co/b3oabhQ7g0) or the challenge ( https://t.co/K7CX6d3lem) websites for more info!
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The ControlNet tutorial in MONAI Generative walks you controlling the shape of brain MRI samples with a supplied brain mask. Check it out!
ControlNet is a structure to control diffusion models by adding extra conditions proposed by @lvminzhang. Thanks to @marksgraham_ and @vir_fgcarmena, now we have a tutorial on controlnets to generate brain images. Check it out on MONAI Generative Models!
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Hi all! Our work with MONAI Generative Models was featured as the AI research of the month on Computer Vision News @RSIPvision by @maricaS8 ! https://t.co/BF8xNIhi1P
rsipvision.com
The magazine of the algorithm community
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PhD position: ‘Scaling up human-AI interactions: application to medical data labelling’ Re-advertising an industry funded PhD project with Siemens Healthineers and @ProjectMONAI. Get in touch. Eligibility: Home/UK students Closing date: 17th Apr https://t.co/UBXkloSR5d
kcl.ac.uk
Applications are invited for an Industrial Cooperative Award in Science & Technology (i-CASE) 4 year studentship funded by the EPSRC and Siemens. The start date is 1st October 2023.
‘Scaling up human-AI interactions: application to medical data labelling’ with @mjorgecardoso Closing date: 17th April
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Me, @Warvito and @vir_fgcarmena will be talking about MONAI Generative ( https://t.co/elRLlxDnEc) at NVIDIA GTC, starts in five mins! https://t.co/0sL7o4FmXj
github.com
MONAI Generative Models makes it easy to train, evaluate, and deploy generative models and related applications - Project-MONAI/GenerativeModels
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It is finally out! Check out our project to bring generative models to @ProjectMONAI and help develop several medical imaging tasks such as image synthesis, anomaly detection, denoising, super-resolution, MRI reconstruction, and more!
github.com
MONAI Generative Models makes it easy to train, evaluate, and deploy generative models and related applications - Project-MONAI/GenerativeModels
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Want to do a industry-funded PhD on active learning and human-AI interaction, aiming to improve medical imaging data labelling? Apply below (international applicants, deadline 1st March) Joint with @SiemensHealth & building on @ProjectMONAI Label https://t.co/UBXkloSR5d
kcl.ac.uk
Applications are invited for an Industrial Cooperative Award in Science & Technology (i-CASE) 4 year studentship funded by the EPSRC and Siemens. The start date is 1st October 2023.
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