Sina Majidian
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sinamajidian.bsky.social
Sina Majidian
@sinamajidian.bsky.social
On the academic job market | How are species compared to one another across different genomic regions? Postdoc at Langmead Lab, Johns Hopkins | Comparative #genomics at scale | Formerly at UNIL/SIB/WUR | sinamajidian.github.io
Next, Johanna von Wachsmann
@johannavw.bsky.social presented Gemsparcl—Rapid and consistent genome clustering for navigating bacterial diversity with millions of genomes" #GI2025
November 8, 2025 at 4:23 PM
Jim Shaw @jimshaw.bsky.social presented "High-resolution metagenome assembly for modern long reads
with myloasm"
This efficient tool uses SNPmers and leverages high quality ONT and PacBio reads for metagenome assembly.
myloasm: doi.org/10.1101/2025.09.05.674543
November 8, 2025 at 4:21 PM
Anshul Kundaje @anshulkundaje.bsky.social presented "Deep learning models of regulatory DNA—A comparison of model
design choices" #GI2025 He focused more on task-specific models & showed multi-task models lack causal interpretability.
ChromBPNet: doi.org/10.1101/2024.12.25.630221
encodeproject.org
November 8, 2025 at 4:16 PM
Today is the last day of Genome Informatics #GI2025. The first talk was presented by Genrietta Yagudayeva on "A reproducible RNA-seq pipeline for mitogenomics and barcoding phylogenetics in neglected biodiversity"
November 8, 2025 at 4:09 PM
Yana Safonova (Penn State) delivered the keynote "Enabling biomedical discoveries through immunogenomics
approaches"

Mammalian Immune Luci: doi.org/10.1093/molbev/msaf152
PatchWorkPlot: doi.org/10.1093/bioinformatics/btaf504
November 7, 2025 at 10:34 PM
Ryan Moreno from @sroyyors.bsky.social Lab presented "Integrating single-cell omics data across species using matrix factorization regularized by gene-level phylogenies"

A very cool application of gene orthology across species for single-cell expression analysis! #orthology #GI2025 #singlecell
November 7, 2025 at 10:23 PM
Li Song @mourisl.bsky.social presented "Quality control of single-cell ATAC-seq data without peak calling using Chromap"

Chromap-QC: biorxiv.org/content/10.1101/2025.07.15.664951
Chromap: nature.com/articles/s41467-021-26865-w #GI2025
November 7, 2025 at 7:18 PM
The session 5 is on Single cell and spatial omics, chaired by Saurabh Sinha and Cong Ma @congma.bsky.social.

Cong Ma gave a great talk on "COMPOSITION—Efficient modeling of cell type and spatial organization for high resolution spatial transcriptomics"
November 7, 2025 at 7:11 PM
Wui Wang Lui presented "SpliSync—Genomic-language-model-driven splice site correction of long RNA sequencing reads"
It uses sequence embeddings from HyenaDNA in addition to feed-forward NN form alignment pileup for splice detection, which is very cool!
November 7, 2025 at 7:06 PM
Thomas Pierrot introduces the third version of Nucleotide Transformer in his talk!
NTv2 nature.com/articles/s41592-024-02523-z
They post-train the model (pre-trained on open genome dataset) with different genomic annotations and tracks. Preprint will be out soon!
November 7, 2025 at 7:03 PM
Hanchen Wang presented "Biomni—A general-purpose biomedical AI agent" #GI2025
doi.org/10.1101/2025.05.30.656746
November 7, 2025 at 6:57 PM
Matthew Nguyen delivered a great talk on "Refining Kraken2 long-read taxonomic classifications using convolutional neural networks"
November 7, 2025 at 6:41 PM
Next, Jacob H. Wynne presented "Integrating targeted experiments with deep learning to resolve biogeochemical mechanisms in an antarctic microbiome" #GI2025
November 7, 2025 at 3:12 PM
Yijie Kang (CSHL, Stony Brook) from @pkoo562.bsky.social Lab presented "Decoding the sequence basis of Pol II elongation with deep learning"
November 7, 2025 at 3:05 PM
We are all sad that we didn’t have the opportunity to hear Adam Phillippy @aphillippy.bsky.social speak at the Genome Informatics #GI2025 due to the current circumstances. It would have been fascinating to learn about his work on the evolution of human acrocentric chromosomes.
November 7, 2025 at 1:32 PM
Second's day concluded by fantastic talk by Cristina Martin Linares on "Minimal reconstruction of SpliceAI using distilled matryoshka sparse autoencoders"

They showed that matryoshka SAEs arxiv.org/abs/2503.17547 improves upon openSpliceAI elifesciences.org/reviewed-preprints/107454. #GI2025
November 7, 2025 at 1:08 PM