Viewing profile — imurray
imurray
HN member- Joined
- Sun, Nov 22, 2009, 1:57 PM UTC
- HN karma
- 1,576
- Public activity
- 411 items
- HN profile
- View on Hacker News ↗
About imurray
https://imurray.bsky.social/
https://mastodon.social/@imurray / @imurray@mastodon.social
https://twitter.com/driainmurray
Research interests include statistics and machine learning.
Recent public activity
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Comment #49152440
> It shouldn't be too hard for the gov to commission a RosettaStone like german learning app ((suboptimal, i know)) that works somewhat well and give it out for free, right?) Deuts…
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Comment #49082254
John Skilling has used a generalization of the Hilbert curve to n-dimensions in his BayeSys software for Bayesian inference: https://www.inference.org.uk/bayesys/ -- the manual des…
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Comment #49003775
[flagged]
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Comment #48747009
Here is a pytorch optimizer that can maintain a matrix as orthogonal throughout optimization: https://github.com/adrianjav/pogo — POGO: A Proximal One-step Geometric Orthoptimizer …
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Comment #48724025
I think you're thinking of "You Suck at Excel" by Joel Spolsky. https://www.youtube.com/watch?v=JxBg4sMusIg Lots of past HN discussion... https://hn.algolia.com/?q=you+suck+at+exce…
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Comment #48457926
The Ubuntu backport did include regressions that an Ubuntu update a couple of days later addresses: https://ubuntu.com/security/notices/USN-8349-2
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Comment #48412131
That version has security fixes from the same day as the latest rsync release: https://ubuntu.com/security/notices/USN-8283-1 As usual, Ubuntu backported fixes and didn't upgrade t…
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Comment #48276974
For those wanting alternatives to KL-divergence, the KL and Jensen–Shannon divergences are both F-divergences: https://en.wikipedia.org/wiki/F-divergence
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Comment #47355016
Reminds me of https://cr.yp.to/djbdns/ipv6mess.html Which has been discussed previously: https://hn.algolia.com/?q=The+IPv6+mess
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Comment #47354967
I think that's meant to be covered by the "IPv4x when we can. NAT when we must" part, in particular "ISPs used carrier‑grade NAT as a compatibility shim rather than a lifeline: if …
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Comment #46975867
Ooof, I'd never seen that. Thanks! From the wikipedia link: > The May 1799 test at Oakengates carried a party of investors aboard the vessel, who nearly suffocated before they coul…
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Comment #46973302
The Falkirk Wheel is cool and a fun trip, along with the nearby Kelpies, which were much more striking in person than I'd anticipated. The wheel is a one-of-a-kind, but there are o…
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Comment #45809776
The site didn't load for me in Firefox, but I found these fantastic for preventing climbing shoe stink: https://bootbananas.com/product/original-shoe-deodorisers/ They absorb sweat…
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Comment #45181856
It's clearly hard, but there are tools for doing exploratory visualization of high-dim data. GGobi http://ggobi.org/ and all the ones that arrange points but try to get local neigh…
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Comment #45092695
Some things that may be of interest. First relevant to the posted article: A site that has used neural nets to classify go moves that good players would probably make that weaker p…
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Comment #44396177
This post is for those interested high-performance matrix multiplication in BQN (an APL-like array language). The main thing I got out of it was the footnotes, in particular: https…
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Comment #44368629
A PhD thesis that explores some aspects of the limitation: https://era.ed.ac.uk/handle/1842/42931 Detecting and preventing unargmaxable outputs in bottlenecked neural networks, And…
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Comment #44202586
> generating DTMF tones yourself and injecting them into the audio stream? When I was an undergrad I had an audio file for each digit and a winamp playlist for each of my frequentl…
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Comment #44159689
I wrote firefox and chrome extensions that do exactly what you want: Firefox: https://addons.mozilla.org/en-US/firefox/addon/redirectify/ Chrome: https://chrome.google.com/webstore…
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Comment #44158063
Another machine learning paper ("ancient", 2015) where being able to exactly reverse a computation was useful: https://arxiv.org/abs/1502.03492
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Comment #44157207
I'm sceptical about the energy motivation, but there are multiple reasons why making invertible deep learning architectures can be interesting or useful. Cf, a series of workshops …
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Comment #44106198
No, it will be about the same. The algorithm is wrong (calling write repeatedly) and -O3 isn't sufficient to rewrite that.
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Comment #44065483
I was asked why there are two tides a day in an interview for my undergraduate University place. I blundered through to the classic answer. This stackexchange discussion made me re…
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