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Thomas Walter Profile
Thomas Walter

@ThomasW04410315

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Full Professor (AI) at Mines ParisTech. Director of the Centre for Computational Biology, Mines ParisTech. Researcher in Bioimage Informatics.

Paris, France
Joined October 2019
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@ThomasW04410315
Thomas Walter
4 months
We hope this contributes to open & reproducible #ComputationalPathology. Big thanks to @guillaumebalezo, Albert Pla Planas and Etienne Decenciere. Great collaboration between @Sanofi and @Mines_Paris, supported by @ANRT. #DigitalPathology #FoundationModels #ViT #HuggingFace.
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@ThomasW04410315
Thomas Walter
4 months
πŸ§ͺ Try it yourself!.We've released an interactive demo on Hugging Face πŸ€–.πŸ‘‰ πŸ‘¨β€πŸ’» Code: πŸ“‚ Data:
zenodo.org
Source: Mapillary 4DCity URL: https://4dcity.org/imgupload/1656605088.084.jpg Original Image URL: https://scontent-muc2-1.xx.fbcdn.net/m1/v/t6/An_vp0A00iAvwI6vytfUcAQ0SFLLth9JjQsT6uWENDZ71-mfZ0A8V6...
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@ThomasW04410315
Thomas Walter
4 months
πŸ’‘ The core idea of MIPHEI-ViT was to use a ViT foundation encoder (H-optimus-0) for this dense prediction task, thus leveraging the power of pathology foundation models for cross-modality prediction.
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@ThomasW04410315
Thomas Walter
4 months
πŸ”¬ H&E stained tissue slides are cheap, and available for huge retrospective cohorts. mIF (and in particular Orion) are much more informative on particular cell types, but not available for large-scale cohorts. πŸ’‘ MIPHEI-ViT bridges the gap, learning to predict mIF from H&E.
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@ThomasW04410315
Thomas Walter
4 months
🚨 New preprint + open-source release!.We're excited to share MIPHEI-ViT β€” a model that predicts multiplex immunofluorescence (mIF) from H&E-stained histology images using Vision Transformer (ViT) foundation models. πŸ“„
Tweet card summary image
arxiv.org
Histopathological analysis is a cornerstone of cancer diagnosis, with Hematoxylin and Eosin (H&E) staining routinely acquired for every patient to visualize cell morphology and tissue...
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@ThomasW04410315
Thomas Walter
4 months
πŸ”¬ We’re also releasing a massive new dataset β€” over 600,000 annotated nucleus images β€” now freely available on the BioImage Archive. πŸ”—
ebi.ac.uk
BioStudies – one package for all the data supporting a study
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@ThomasW04410315
Thomas Walter
4 months
🧠 We introduce Cell-Cycle Variational Auto-Encoders (CC-VAE) β€” a deep learning framework to robustly and consistently predict cell cycle phase from microscopy images.
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@ThomasW04410315
Thomas Walter
4 months
πŸŽ‰ We're excited to share our latest work: "A Deep Learning approach for time-consistent cell cycle phase prediction from microscopy data", now available on bioRxiv!. πŸ“°
Tweet card summary image
biorxiv.org
The cell cycle consists of four phases and impacts most cellular processes. In imaging assays, the cycle phase can be identified using dedicated cell-cycle markers. However, such markers occupy...
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@ThomasW04410315
Thomas Walter
4 months
Hopefully a useful read for anyone tackling spatial transcriptomics and trying to get down to the single-cell level. 3/3. @institut_curie @Inserm @Mines_Paris . #PRAIRIE.
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@ThomasW04410315
Thomas Walter
4 months
Huge thanks to @LGaspardBoulinc & @Luca_Gortana for this amazing work and @fmgcavalli and Emmanuel Barillot for this wonderful collaboration at the U1331 - Computational Oncology 2/3.
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@ThomasW04410315
Thomas Walter
4 months
Excited to share our new review in Nature Reviews Genetics!. "Cell-type deconvolution methods for spatial transcriptomics".πŸ”— πŸ“– Free access: 1/3.
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@ThomasW04410315
Thomas Walter
4 months
RT @aipulserx: Can AI predict complex multiplex immunofluorescence markers from standard H&E images, potentially revolutionizing cancer tis….
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@ThomasW04410315
Thomas Walter
6 months
- RNA2seg package: - Annotated datasets: - Preprint: Looking forward to feedback from the community!.
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@ThomasW04410315
Thomas Walter
6 months
Accurate cell segmentation is critical in spatial transcriptomics but often challenged by poor staining and complex tissues. RNA2seg addresses this by integrating all available data typesβ€”membrane, nuclear staining, and RNA positions.
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@ThomasW04410315
Thomas Walter
6 months
RNA2Seg is a deep learning model trained on over 4 million cells across 7 organs, integrating RNA point clouds and multiple stainings for robust and accurate cell segmentation.
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@ThomasW04410315
Thomas Walter
6 months
πŸŽ‰ Happy to share our new preprint!. Congratulations to @faraone92406241 and @AliceBlondel4 for their outstanding work on RNA2seg – a generalist model for cell segmentation in image-based spatial transcriptomics. And thanks Florian MΓΌller for the nice collaboration!.
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@ThomasW04410315
Thomas Walter
1 year
Join us to innovate and lead in digital health!. Apply now! #JobOffer #Bioinformatics #AI #DigitalHealth. More information and application procedure:.
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@ThomasW04410315
Thomas Walter
1 year
Exciting Opportunity at the Center for Computational Biology!. We're hiring a Junior Professor Chair in Bioinformatics/Computational Biology: "Artificial Intelligence for Digital Health." Competitive startup package & a path to full professorship in 3-6 years.
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