Viewing profile — roevhat
roevhat
HN member- Joined
- Sun, Dec 30, 2012, 10:54 AM UTC
- HN karma
- 5
- Public activity
- 16 items
- HN profile
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About roevhat
Recent public activity
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Comment #17392114
Related: https://news.ycombinator.com/item?id=13413725 . Here using closed-loop feedback for weight loss.
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Comment #16263449
Yes, indeed! What worked for me in the end, was to first understand state observers (e.g. Luenberger observers) and then consider a Kalman filter as an optimal observer, where the …
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Comment #14768176
I put it near the airlock and detect peaks. For now, the most valuable information I extract is when the fermentation starts and stops -- with notifications on my phone :-)
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Comment #14764427
Awesome! I attempted the same approach, but after discovering a cheap gas concentration sensor (MQ-135, tunable to CO2) I abandoned the audio approach for a minimum of data process…
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Comment #7915537
So true :-)
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Comment #7659119
I built a Prusa i3, with most parts 3D-printed on another Prusa i3. I mainly use it for university projects, printing actuators and cases. Last semester we printed a model boat, ab…
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Comment #7597037
Where do I order one? I'm hooked!
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Comment #6213182
You are welcome :-)
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Comment #5606302
Who will be upgrading from 12.04? :-)
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Comment #5342396
Apparently...
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Comment #5053740
I don't know if it is my browser, but to me I get the feeling the site is disabled, with the very darkend colors. It's almost as if a modal is showing, and the rest of the page is …
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Comment #4986332
Ubuntu LTS.
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Comment #4985650
Any type of comment! Great feedback, I can use anything at the moment, since I really wan't to learn the language and the process of building something with it :) And I had also re…
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