Viewing profile — netjiro
netjiro
HN member- Joined
- Fri, May 18, 2018, 8:29 AM UTC
- HN karma
- 309
- Public activity
- 177 items
- HN profile
- View on Hacker News ↗
About netjiro
I run tricky R&D projects. From inception to product and spinoffs.
Collaborative efforts spanning multiple disciplines, countries and cultures. Usually around 15-30ppl, 2-5y, 5-10 organisations. Mainly in medtech / biotech, fintech, computational modelling. Too curious to focus, often stray outside my comfort zone.
Work globally. Based in Liechtenstein / Zürich / München, Gothenburg / Oslo / Copenhagen. Mostly consulting, sometimes entrepreneurial, occasionally employed.
20y R&D leadership, 10y academic research. PhD on computational physics in medicine.
ping me at: jiro.csol@gmail.com
Recent public activity
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Comment #48264135
delay is easy jitter kills
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Comment #37973772
Recordings are a great utility: Having a record allows all kinds of automated followup, post analysis, etc. This level of business intelligence and actual understanding is helpful …
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Comment #36483174
> I wish we could solve zoning and permitting ... Perhaps we should learn from other places that have better solutions already? E.g: Japan? Singapore? etc. Somehow many western cou…
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Comment #36257373
It is an uncomfortable risk for many, to back a likely long term winner over a sure current cash cow. Even if their own estimates say they should go for it. See it all the time. An…
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Comment #36241029
> a group of aligned people in the same physical working space will just dominate a similar group spread apart Hard numbers from 20+ projects over 20+ years say the exact opposite.…
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Comment #36035053
iirc: we are changing atmospheric CO2 many times faster than the PT Extinction! ... quick search [1] [1] https://www.nature.com/articles/s41467-021-22298-7
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Comment #35597563
> I think it is a joke that Standards change greatly with time and it is a joke to believe that applying the same standards to everyone will get a good outcome. Anecdata: I would h…
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Comment #35383306
Somehow we collectively forget/ignore that coal power releases many times the radioactivity of nuclear power, and that is just dumped directly into the air. The numbers are not dir…
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Comment #34789367
As long as the checklist catches more costly errors than the time to use it and the (very likely) negative secondary effects to critical thinking and innovation. Love tools that he…
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Comment #34535204
I wonder about the actual numbers here, and how they vary between cultures, regions, age groups, etc. From what I see from my single female friends 20% is waaay too high. Not tryin…
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Comment #34414615
> does not pencil out to replace the original windows Depends on the cost of energy and the interior comfort level you want.
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Comment #34152498
I prototype in python or whatever, then, if the project survives into market and has legs I either buy more hardware or rewrite the expensive parts in C++. Reduces calendar time, r…
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Comment #34036837
Offload to local device with, yes. Offload to server farm elsewhere ... naaah. You have at most a few ms to compress - stream - decompress - refresh. Any latency, jitter, stutter, …
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Comment #34036799
Do you have numbers of the percentage of people who do get motion sickness from vr? Perhaps 50% of the population not going vomity is a large enough market? Perhaps 10%? As devices…
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Comment #33819188
Even in super socialized Sweden the first child costs around 180 000 USD (2021) [1] for the median example family. Second child is probably less expensive. [1] https://seb.se/priva…
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Comment #33489979
potential bullshit warning [1]: Parents who take time for themselves and don't _just_ live for their kids tend to end up happier and with better relationships with their children a…
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Comment #33471027
Example of how much you'd have to "overbuild". Look at example temperature and incoming solar radiation around january - february. Graphs 1 and 3 [1]. And that's for Vantaa in the …
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Comment #33402508
I know zero about twitter, but I have inspected plenty of organisations where strong engineering teams are drowned by management bullshit. even found places where most of the indiv…
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Comment #33402349
> for doing nothing nope. plenty of stress, long hours, tons of work. just very little product output. often even negative output.
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Comment #33329301
ymmv: if "the cause" has technical or scientific elements and you are a skilled engineer or scientist your contribution of 1000h/y work on target is significantly larger than donat…
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Comment #33160876
if the load bearing core is miniscule and light you have plenty of mass and radius available for abrasion resistance, handling properties, etc ...
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Comment #32923215
Profiling code optimisation in joules is a fun and somewhat unusual task. Surprisingly it has come up both for the high end in a supercomputing project and at the very low end embe…
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Comment #32911481
> ... double counting ... Thanks for catching that. Sedentary lifestyle is around 2000kcal/day, ca 100W. I assumed the ca 20% efficiency was for efficiency of chemical energy extra…
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Comment #32910891
The "embodied energy" calculation is always going to be somewhat arbitrary based on what one wants to include. With more or less relevance. E.g: human rest power is ca 100W at ca 2…