Manuel Razo-Mejia
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Computational biology · Biophysics · Machine learning

What can we reliably learn from noisy biological measurements?

I’m Manuel Razo-Mejia, a Scientist II in Computational Biology at Altos Labs.

I build biophysical models, Bayesian methods, and scientific software to understand biological data. My research spans single-cell genomics, evolutionary dynamics, and gene regulation, with experiments shaping how I model measurements and test predictions.

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Manuel Razo-Mejia

Selected research

Schematic of DNA barcode competition assays and Bayesian inference

Experimental evolution · PLoS Computational Biology, 2024

Measuring fitness with uncertainty

Bayesian inference for pooled competition assays, from DNA barcode counts to relative fitness estimates. Released as BarBay.jl.

Geometric variational autoencoder maps high-dimensional fitness profiles into a latent space

Geometric deep learning · PRX Life, 2026

Learning evolutionary landscapes

Using geometry-aware autoencoders to uncover structure in phenotype-to-fitness maps and study antibiotic resistance.

Single-cell genomics · Publication in preparation

Reliable single-cell inference

SCRIBE models measurement noise and uncertainty in single-cell RNA sequencing with scalable Bayesian inference.

Explore capabilities

From measurements to models

I work across mechanistic modeling, statistical inference, and deep learning, choosing the method around the biological question. I also build the software that lets other researchers inspect assumptions and reproduce an analysis.

Previously, I was a Schmidt Science Fellow and postdoctoral scholar at Stanford, following a PhD in Biochemistry and Molecular Biophysics at Caltech. More about my background.

© 2026 Manuel Razo-Mejia · CC BY-SA 4.0

 
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