From notebook to post on the DGX Spark
How a notebook on the DGX Spark becomes a post on this site, and why live HR records never leave the machine.
r&d note
02_ / content
Work I’m proud of
I share it in case something here sparks an idea, or gets you past a problem you're stuck on.
Read
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Building a synthetic workforce of 5,000 people that holds up against public benchmarks
Every example on this site runs on synthetic data. This is how I generate it, and how I test that it behaves like a real organisation.
article
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Holding text for a written post
This page stands in for a post that is only writing: no data, no code and no figures, and nothing on it asks for them.
article
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A local language model on the DGX Spark
Installing a local model on the Spark, and drafting a first post with it from the notes on this site.
r&d note
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Fine-tuning a small model on this site's own posts
Teaching a local model the site's house style with LoRA, and reading what its training curve shows.
r&d note
everything to read
Watch
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Fuzzy matching two lists of names
Two HR extracts with no shared key. I score how alike the names are, pick a threshold, and check what lands just under it.
video, 6:40
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Survival curves for tenure
Kaplan-Meier in a few lines of Python: how long people stay, and where the curve drops.
video, 4:12
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An org chart from a flat file
A manager ID column is enough. I rebuild the hierarchy from a flat extract and draw it.
video, 5:05
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Headcount on any date
Start dates and leave dates are all it takes to count who was employed on a given day.
video, 3:50
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Length of service in whole months
Whole months between two dates, worked out the same way in SQL, Python and Excel.
video, 4:35
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A turnover rate that adds up
Leavers over average headcount for a month, built up one step at a time.
video, 5:20
everything to watch
Portfolio
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Survival curves by department
Pick a department and see how long its new starters stay, against the whole organisation.
tool
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One question, five languages
Pick a workforce question and compare the same query written in each language, side by side.
tool
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A headcount and turnover dashboard
Headcount, starters and leavers month by month, on the synthetic organisation.
dashboard
everything in the portfolio