Yujuan Zhang, PhD
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atac-seq (1)
bioinformatics (12)
career (1)
cloud (1)
command-line (1)
deep-learning (3)
linear-algebra (1)
machine-learning (2)
nextflow (5)
nf-core (1)
r (2)
reflections (1)
reproducibility (2)
scrna-seq (1)
workflow (2)

Blog

The Stupidest Machine Learning Mistakes in Bioinformatics

bioinformatics
machine-learning
reproducibility
Ten ways to build an impressive model that answers the wrong question—and how to catch them.
Oct 12, 2026

Matrix Operations and Linear Algebra

bioinformatics
linear-algebra
deep-learning
From expression tables to Transformer attention, with a little wordplay and runnable NumPy examples.
Oct 12, 2026

The Stupidest Mistakes in Machine Learning

machine-learning
deep-learning
reproducibility
Ten mistakes that survive a successful training run: lessons from researchers, engineers, and a few lines of arithmetic.
Oct 12, 2026

 

Small Mistakes, Big Consequences: Notes on Common Errors in Bioinformatics

bioinformatics
command-line
Most bioinformatics errors are not exotic. They are an index that starts at the wrong number, a genome build nobody wrote down, or a stray space in a shell command. They are…
Oct 12, 2026

nf-core/atacseq: Mapping Accessible Chromatin with “Molecular Scissors”

bioinformatics
nextflow
atac-seq
Most nucleated cells in the human body share essentially the same DNA, yet perform different functions. Think of the genome as an instruction manual: different cells make…
Oct 11, 2026

nf-core/sarek: From DNA Reads to Variant Discovery

bioinformatics
nextflow
Sarek shares its name with a national park in northern Sweden. Early releases used names such as Ruotes and Skårki, giving the project a distinctive geographic identity. The…
Oct 9, 2026

scRNA-seq: Tracing the Barcode Disagreement Between Cell Ranger and Simpleaf

bioinformatics
scrna-seq
Chinese
Oct 7, 2026

Genome plots by R

bioinformatics
r
Need a circos plot, a chromosome map, and a zoomed-in regional view, and you’d rather not spend an afternoon fighting circlize margins again? Same idea as last time, same…
Sep 30, 2026

Nextflow: Local Server, Cluster, or Cloud computation?

bioinformatics
cloud
nextflow
Nextflow shines when it comes to resource management, natively supporting everything from your local machine and local HPC clusters to top-tier cloud platforms. You can…
Sep 30, 2026

RNA-seq plots by R

bioinformatics
r
Making the same five RNA-seq figures from scratch, every single project, for the hundredth time? Yeah, me too. So I finally sat down and turned the whole mess into one R…
Sep 30, 2026

What If You want Customize an nf-core Pipeline?

bioinformatics
nextflow
nf-core
Take nf-core/rnaseq as an example: if your research question calls for a different analysis path, where should you make the change?
Sep 28, 2026

Nextflow: Reproducible Bioinformatics at Scale

bioinformatics
workflow
nextflow
In modern computational biology, reproducibility is no longer a bonus. It is the standard.
Sep 25, 2026

An octopus character juggling bioinformatics tool icons in each of its arms.

Workflow Management in Bioinformatics and Deep Learning

bioinformatics
deep-learning
workflow
Bioinformatics stitches together a dozen independent tools per sample; deep learning trains end-to-end in one script. Why the two fields standardize so differently – and what that says about a good workflow framework.
Sep 25, 2026

My Story

reflections
career
From a village shop counter to bioinformatics to AI – three hurdles, and why curiosity is the one thing age doesn’t have to take.
Sep 24, 2026
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