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Viewing profile — dlemire

dlemire

HN member
Joined
Mon, Mar 28, 2016, 5:19 PM UTC
HN karma
78
Public activity
20 items

About dlemire

I am a programmer and computer science professor at the University of Quebec. I am also techno-optimist.

Recent public activity

  1. comment
    Comment #38905789

    > I'd prefer something like "The purpose of PhD programs is to advance the field". If you read Wikipedia under 'Doctor of Philosophy', you will find that a Ph.D. was once more of a…

  2. comment
    Comment #35240105

    Invest in a modern mass transportation system? Affordable housing? The possibilities are endless.

  3. comment
  4. comment
    Comment #30079707

    Commonly used vaccines are known to cause widespread temporary myocarditis?

  5. comment
    Comment #30079699

    News agencies worldwide suppressed the 'lab leak' theory. Facebook actively censored it. Fact checkers 'disproved it'. Leading scientists called it a conspiracy theory. Yet it appe…

  6. comment
    Comment #29943382

    Do you have a measure of this speed?

  7. comment
    Comment #29532544

    It is rational to doubt governments as history shows.

  8. comment
    Comment #29271493

    The original claim was "the overwhelming majority of pressure to cancel books and academics is directed at the left by the right, regardless of what gets column inches and think-pi…

  9. comment
    Comment #27476872

    You can also go faster using SIMD instructions if you need to compute wider population counts (beyond 64 bits): Faster Population Counts Using AVX2 Instructions, Computer Journal, …

  10. comment
    Comment #25410897

    Yes. I am working on updating it.

  11. comment
    Comment #25410893

    I agree. It looks like I made a mistake.

  12. comment
    Comment #23370099

    Half of the deaths in Sweden are in long-term care homes, and happened to people under the care of the state. https://www.bbc.com/news/world-europe-52704836

  13. comment
    Comment #21979596

    What are these new ML approaches?

  14. comment
    Comment #21322830

    At least in my experience with Canadian institutions, an adjunct professorship is largely an honorary title. It is typically unpaid. You can supervise graduate students and apply f…

  15. comment
    Comment #21038108

    I suggest using Sattolo’ algorithm instead. Here is a relevant blog post https://lemire.me/blog/2018/11/13/memory-level-parallelism-i...

  16. comment
    Comment #19119055

    (I am the author of the blog post and I am answering here at the request of nkurz.) So nkurz is correct that, in the paper, N is always equal to the maximum bitwidth of the numerat…

  17. comment
    Comment #13814761

    Timothy Taylor had an interesting blog post on this topic : http://conversableeconomist.blogspot.ca/2016/08/higher-local... It is derived from a U. of Washington report found at: h…

  18. comment
    Comment #13440966

    I find it interesting that he would even consider the job.

  19. comment
    Comment #12718744

    Who is this society you refer to? When did it vote anything regarding impact factors? To a very good first approximation, academics are assessed by other academics.

  20. comment
    Comment #11376120

    Perhaps instead of trying to cut their costs, their best hope going forward is to keep their prices and profits high, and use the proceeds to fund some new completely independent "…