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haraldurt

HN member
Joined
Mon, Jul 06, 2015, 7:23 PM UTC
HN karma
34
Public activity
12 items

About haraldurt

PhD candidate, applying machine learning and data science to human health and behavior.

Recent public activity

  1. comment
    Comment #24148260

    The percentages aren't quite additive like that. Say Epic gets $1 per sale, and the consumer pays $1.3 with the 30% Apple cut. A discount of ~23% (1/1.3) gets the sale price back d…

  2. comment
    Comment #17813806

    Is it preferred to release two bad actors or to release two good actors? Being in prison is a punishment, but it is also rehabilitation (ideally).

  3. comment
    Comment #16450842

    There have been some fascinating steps taken towards that direction, e.g. [0] and its related work. There they take the approach of transferring input images back and forth domains…

  4. comment
    Comment #16449753

    Augmenting your training dataset with adversarial examples is known as adversarial training, see e.g. [0] for a recent overview with empirical results. This seems to be a good firs…

  5. comment
    Comment #16440832

    The first plot of "Activation 0" appears to actually be the random input, if it corresponds to hs[0] in the code. The rest of the activation plots seem to all be strictly non-negat…

  6. comment
    Comment #16191772

    Per Wikipedia, Hans Jonatan worked in Djúpivogur and lived in Borgargarður (which I believe is/was a farm or homestead located in the former) in the East Fjords of Iceland. https:/…

  7. comment
    Comment #15615454

    Not necessarily. Adversarial examples have been shown to, for instance, be transferable across different networks with different hyperparameters (e.g., number of layers) trained on…

  8. comment
    Comment #15615381

    In one sense, no. You can guarantee privacy of any given input (or any subset of k inputs) by applying transfer learning of an ensemble of models trained on subsets of the training…

  9. comment
    Comment #12706649

    This exchange also included in the linked New Yorker post: >Over the decades, Dylan and Cohen saw each other from time to time. In the early eighties, Cohen went to see Dylan perfo…

  10. comment
    Comment #11434830

    Iceland became independent in 1945[0]; in 1918 Iceland became a sovereign state under the rulership of the Danish king[1]. The Independence Party is center-right (very conservative…

  11. comment
    Comment #10747781

    There's a start up named Affectiva which does exactly that. Emotion measurement from video which is used for, among other things, targeting ads and marketing campaigns. https://en.…

  12. comment
    Comment #10583228

    >The average distance between any two of Facebook’s 1.5 billion users is 4.74 edges. Sorry Kevin. With 1.5 billion users the whole graph can be explored within 5 hops. Nitpicking h…