Viewing profile — deddy
deddy
HN member- Joined
- Sat, Apr 15, 2017, 6:56 PM UTC
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About deddy
Recent public activity
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Comment #46285534
There isn’t really much benefit to having compute on orbit unless you’re working on VERY specific applications that have such tight latency requirements where you need to process t…
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Comment #46234939
It depends on what you're going for. Generally people really don't want collisions due to cascading effects, so they take the worst-case probability of collision found with boundin…
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Comment #46233496
This is confusing terminology in the field, but you generally talk about the cross sectional area in the plane of the conjunction ( https://www.space-track.org/documents/SFS_Handbo…
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Comment #46233079
Need to do a full read in more depth but it looks like they used a collision cross section of A=300 m^2, which is a little conservative but not insane given that the current Starli…
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Comment #42561296
So other ways of combining greater numbers of microbatch gradients in an effective/consistent manner for performing an update is one area of potential future work. I think your ide…
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Comment #42561181
> 1. Do you think this is a form of variance reduction or more a form of curriculum (focus first on the bulk, then on remaining errors)? I'd say generally more of a cirriculum (usi…
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Comment #42556245
Great question! There are a few different aspects to this. With gradient agreement filtering having a greater number of batches (generally) increases the likelihood of finding anot…
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Comment #42555306
Co-author here. Super excited to see this work posted on HN! Happy to answer questions.
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Comment #21298877
F10.7 is the measured solar power flux at 10.7 cm wavelength. It is measured all over the world but primarily from Penticton observatory in Canada. The largest source of uncertaint…
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Comment #20271721
Currently VC backed companies are barred from competing on SBIRs. There is legislation currently in the works to change that. But gov funding isn’t more common currently because yo…