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@phil-fradkin

Born too late to explore the Earth Too early to explore the Galaxy Just in time to model the cell and climb some rocks PhD @ UofT and Vector Institute

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15.12.2023
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Latest posts by @phil-fradkin

What a great line up!

24.11.2025 06:05 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

I think there is awesome progress in youtube education channels. A good example of this is 3blue1brown where he's able to explain the intuition behind concepts that you've had to only memorize before

02.10.2025 00:53 ๐Ÿ‘ 6 ๐Ÿ” 1 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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Undermind - Radically better research and discovery Our AI assistant carefully reads hundreds of academic papers for you, finding exactly what you need, no matter how complex.

www.undermind.ai

26.09.2025 23:16 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

I've been using notebook lm to go through one or multiple papers and really enjoyed it since it does citations to the original text.

For lit review undermind has been awesome

26.09.2025 23:15 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
Joey Bose Personal website powered by Jekyll

๐Ÿ“ข Interested in doing a PhD in generative models ๐Ÿค–, AI4Science ๐Ÿงฌ, Sampling ๐Ÿง‘โ€๐Ÿ”ฌ, and beyond? I am hiring PhD students at Imperial College London for the next application cycle.

๐Ÿ”—See the call below:
joeybose.github.io/phd-positions/

โœจ And a light expression of interest: forms.gle/FpgTiuatz9ft...

11.09.2025 12:56 ๐Ÿ‘ 5 ๐Ÿ” 2 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Cas13d-mediated isoform-specific RNA knockdown with a unified computational and experimental toolbox - Nature Communications The majority of human genes can produce multiple isoforms, but studying their functional relevance requires tools to target specific isoforms. Here, the authors develop a CRISPR-based exon-exon juncti...

Excited for this to be out officially! It was a great team effort and has a lot of useful tidbits for studying isoform function. www.nature.com/articles/s41...

29.07.2025 16:34 ๐Ÿ‘ 42 ๐Ÿ” 18 ๐Ÿ’ฌ 2 ๐Ÿ“Œ 1
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Predicting the translation efficiency of messenger RNA in mammalian cells Nature Biotechnology - A deep convolutional neural network model predicts the influence of the full-length mRNA sequence on translation efficiency.

Very excited that our most significant work, a collaboration w/ Dr. Can Cenik at UT Austin on translational gene regulation, was finally published in Nature Biotechnology in a dual set of studies:

Paper 1 -- an AI model trained to predict translation rates from mRNA sequences: rdcu.be/exN1l

25.07.2025 13:37 ๐Ÿ‘ 49 ๐Ÿ” 21 ๐Ÿ’ฌ 3 ๐Ÿ“Œ 0
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We're excited to release ๐ฆ๐‘๐๐€๐๐ž๐ง๐œ๐ก, a new benchmark suite for mRNA biology containing 10 diverse datasets with 59 prediction tasks, evaluating 18 foundation model families.

Paper: biorxiv.org/content/10.1...
GitHub: github.com/morrislab/mR...
Blog: blank.bio/post/mrnabench

15.07.2025 18:41 ๐Ÿ‘ 21 ๐Ÿ” 5 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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mRNABench: A curated benchmark for mature mRNA property and function prediction Messenger RNA (mRNA) is central in gene expression, and its half-life, localization, and translation efficiency drive phenotypic diversity in eukaryotic cells. While supervised learning has widely bee...

We are excited to introduce mRNABench, a comprehensive benchmarking suite that we used to evaluate the representational capabilities of 18 families of nucleotide foundation models on mature mRNA specific tasks.

Paper: doi.org/10.1101/2025...
Code: github.com/morrislab/mR...

A ๐Ÿงต

15.07.2025 19:08 ๐Ÿ‘ 22 ๐Ÿ” 7 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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Perplexity as a Metric for Isoform Diversity in the Human Transcriptome Long-read sequencing (LRS) has revealed a far greater diversity of RNA isoforms than earlier technologies, increasing the critical need to determine which, and how many, isoforms per gene are biologic...

New work from the lab trying to wrap our heads around the massive complexity of the human transcriptome revealed by long-read RNA-seq! Fun collab with Gloria Sheynkman. www.biorxiv.org/content/10.1...

02.07.2025 23:46 ๐Ÿ‘ 55 ๐Ÿ” 22 ๐Ÿ’ฌ 2 ๐Ÿ“Œ 0
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Damage and Misrepair Signatures: Compact Representations of Pan-cancer Mutational Processes Mutational signatures of single-base substitutions (SBSs) characterize somatic mutation processes which contribute to cancer development and progression. However, current mutational signatures do not ...

Please check out our new approach to modeling somatic mutation signatures.

DAMUTA has independent Damage and Misrepair signatures whose activities are more interpretable and more predictive of DNA repair defects, than COSMIC SBS signatures ๐Ÿงฌ๐Ÿ–ฅ๏ธ๐Ÿงช

www.biorxiv.org/content/10.1...

03.06.2025 00:34 ๐Ÿ‘ 41 ๐Ÿ” 17 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

#MLCB2025 will be Sept 10-11 at @nygenome.org in NYC! Paper deadline June 1st & in-person registration will open in May. Please sign up for our mailing list groups.google.com/g/mlcb/ for future announcements. More details at mlcb.github.io. Please RP!

27.01.2025 18:40 ๐Ÿ‘ 33 ๐Ÿ” 14 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 1
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The Illustrated DeepSeek-R1

Spent the weekend reading the paper and sorting through the intuitions. Here's a visual guide and the main intuitions to understand the model and the process that created it.

newsletter.languagemodels.co/p/the-illust...

27.01.2025 20:22 ๐Ÿ‘ 76 ๐Ÿ” 23 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 4
RNA-AI 2025

Where RNA Science Meets AI, May 4โ€“8, 2025, Ascona. Invited speakers: @evamarianovoa.bsky.social @fabiantheis.bsky.social @rivaselenarivas.bsky.social, Sterling Churchman, Barbara Treutlein, Rahul Satijia,
Registration open www.rna-ai.org
@hagentilgner.bsky.social @quaidmorris.bsky.social

18.12.2024 08:22 ๐Ÿ‘ 15 ๐Ÿ” 9 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 1
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Thanks to the FM4Science workshop at #Neurips for recognizing MolPhenix as best paper!

We had so much fun working on this with Puria (co-first author), @karush17.bsky.social, Frederik and co-supervised by Maciej and @dom-beaini.bsky.social

arxiv.org/abs/2409.08302
@valenceai.bsky.social

17.12.2024 02:47 ๐Ÿ‘ 8 ๐Ÿ” 1 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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Orthrus: Towards Evolutionary and Functional RNA Foundation Models In the face of rapidly accumulating genomic data, our ability to accurately pre-dict key mature RNA properties that underlie transcript function and regulation remains limited. Pre-trained genomic fou...

Link to the updated pre-print!

www.biorxiv.org/content/10.1...

15.12.2024 17:41 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Excited to be presenting Orthrus with Ruain Shi and Keren Isaev @karini925.bsky.social today! We will be presenting our spotlight at the workshop on AI for new drug modalities #NeurIPS2024

Come chat about a new approach to mRNA representation learning!

15.12.2024 17:21 ๐Ÿ‘ 13 ๐Ÿ” 3 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 1

2. Orthrus (spotlight @ AIDrugX): Contrastive learning for mRNA representations with biologically inspired augmentations

Looking forward to seeing friends and meeting new folks. Happy to chat about these mythically named methods and other ideas for cellular rep. & gen. learning!

09.12.2024 20:59 ๐Ÿ‘ 3 ๐Ÿ” 1 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Iโ€™ll be at #NeurIPS presenting two new papers on self-supervised approaches for cellular representation learning!

1. MolPhenix (main track): Multi-modal learning learning joint representations between molecular structures & phenomic data

09.12.2024 20:58 ๐Ÿ‘ 11 ๐Ÿ” 1 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

My conclusion: We should pay attention to train/test splits, not blindly follow standard benchmarks which are often very flawed in many applied ML areas, not hype up early results. We should be more collaborative, be generous with credit, give benefit of the doubt & be less adversarial

09.12.2024 06:05 ๐Ÿ‘ 16 ๐Ÿ” 3 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

Is it saying that most of the signal is driven by the plasmid making it into the cell?

26.11.2024 16:35 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

Do you mind elaborating a bit for the less experimentally experienced?

What I understood: So the data is something like perturb seq and while it's got great replicate correlation, if you subtract the null control you get no correlation?

26.11.2024 16:35 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0