Yuhao Zhu
1.1K posts

Yuhao Zhu
@yzhu88
@UofR CS Faculty. Formerly @utexasece. I do computing research and pet cats.
Rochester, NY Katılım Kasım 2014
602 Takip Edilen498 Takipçiler

color-spd —
a all tool to visualize a color from a spectral power distribution, defined as a smooth cubic spline.
github.com/mattdesl/color…

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@VivianneMiedema the amount of ACLs that happen in women football is genuinely insane!
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@docmilanfar @stanley_h_chan Why is it odd though? It got me interested in reading it. Betteridge's law is artificial anyways isn't it.
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@DBriggs60 @Pascallisch Hmm interesting. Should do a gaze-tracked experiment!
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@yzhu88 ... Upright, my attention first goes to the top part of the dress, where the image colours are different (less bluish, more yellowish) and harder to read this way, and are more conducive to reading the lighter material as being achromatic in object colour. @Pascallisch?
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When I posted this 4 months ago I was only saying that *for me* I'd always seen it as white and gold, but when I turned it sideways I suddenly could see it as blue and black. But interestingly several of my online students this term had the same experience!
David J. C. Briggs@DBriggs60
I've been resolutely in the white and gold camp ever since 2015, but I just turned the bloody thing sideways and suddenly I can see it as a washed-out photo of a blue and black dress (which it is!).
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@idlehandsdev Thanks! Signing in didn't help. Sorry for absolutely dummy questions, but how can I get the BOM from your GitHub? I can see they are probably somewhere here: github.com/IdleHandsProje…?
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@yzhu88 Maybe need to sign in to findchips? I don't remember that needed before. Here is a quick Octopart BOM, but I can't guarantee its accuracy. Maybe cross reference everything with the Github BOM before ordering. Octopart: octopart.com/bom-tool/OeXr8… GitHub: github.com/IdleHandsProje…
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@idlehandsdev Hey I loved your DIY camera project, but the BOM link findchips.com/org/10-open-ha… seems to be invalid. Are there other places we can find the BOM? Thanks!
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@docmilanfar One thing I learned from @sonkelab's book: "The person credited with a scientific law is almost certainly not the one who discovered it. Snel has his name mis-spelled for a couple hundred years now."
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@notypes i recently went to a conference (non-CS) where you just submit a 500-word abstract to get a chance to give a 20 min talk and do a demo. if people like it they talk to you play with your tool and follow up later. virtually nobody was in the hallway during the talk sessions.
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@mointweets @kenshirriff yeah incredible experience! i literally lived in ENS for the last three days. we divided the work by pipeline stages --- huge mistake. decode, which generates a ton signals, and its next stage are done by two diff. people and didn't agree on the interface beforehand!
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To support binary-coded decimal (BCD), x86 processors have a Decimal Adjust after Addition (DAA) instruction. I wrote a blog post that goes into detail, which should be interesting to at least three people.
righto.com/2023/01/unders…
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@AndrewGlassner the best take on chatgpt! how many times we see a TV pundit confidently utters something that looks like is generated from a random AI?
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@AkiyoshiKitaoka our setup is similar, where we ask participants to stare at the crosshair at the center and show them 4 colors at the peripheral; 3 out of the 4 have the same color (reference) the other one is different (test).
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@AkiyoshiKitaoka by gradually adjusting the test color and asking participants to identify the (different) test color we can experimentally derive the color perception thresholds, and surely enough the results qualitatively match the famous macadam ellipses.
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@AkiyoshiKitaoka clever example showing peripheral color vision. we recently had a paper exploiting the horrible peripheral color perception to save VR display power by double digits: cs.rochester.edu/horizon/pubs/s….
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