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apurva

HN member
Joined
Fri, Sep 21, 2007, 9:43 AM UTC
HN karma
29
Public activity
26 items

About apurva

Masters student at Georgia Tech. Active interests include applied machine learning.

Recent public activity

  1. comment
    Comment #2763069

    Thanks, took dzNzWzhaEUd4scbX

  2. comment
    Comment #1839883

    One question that definitely has plagued me for a while is that of evaluation schemes of recommender systems... On multiple occasions I have designed recommender systems that give …

  3. comment
    Comment #1577682

    Pretty interesting stuff.. Personally I wasn't a big fan of recommenders that rely on explicit interaction with the end users simply because it may be too much work for them. Hunch…

  4. story
    Reminder: Machine Learning Summer School '10 Registrations now open

    Just a quick reminder that the registrations are now open. Will be great to bump into some of you there..

  5. comment
    Comment #1547316

    I plan to attend the Machine Learning Summer School in Canberra this year... http://mlss10.rsise.anu.edu.au/ Hope to bump into some of you there :)

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    Comment #1488362

    For what it's worth, I think it's important to start with interesting problems. My first interaction with ML was an implementation of Naive Baye's for classifying spam, borrowing m…

  8. comment
    Comment #1467160

    +1 for nltk... its very very neat!

  9. comment
    Comment #1432543

    Second Michael's opinion... Some really good python libraries out there besides NumPy and SciPy. Pandas comes to mind http://code.google.com/p/pandas/ Pretty good for data analysis…

  10. comment
    Comment #1431965

    I don't how accurate it is to say they are not of use any more... agreed SVM's seem to be particularly good. But as far as I know, NN's seem to pretty well for handling data like s…

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    Comment #1410762

    well so here is what I am doing instead... I get only a notion of the likes of the user, and since "everything else" is too huge a domain to consider as dislike, I try and rank the…

  13. comment
    Comment #1403897

    but the whole idea is... every one has their own notion of likes and dislikes.... am i missing something here?

  14. story
    Ask HN: Addressing cold start problems in recommender systems?

    Hi All, I have been working on a recommender engine for a while now and have now stumbled across the cold start problem. The problem here is that whatever data I collect is only an…

  15. comment
    Comment #1403680

    well there are loads of lectures on videolectures.net definitely worth a view, in particular those from machine learning summer school(primarily because audio quality tends to be p…

  16. comment
    Comment #1353554

    There is something pretty similar... You might want to lookup on euler problems in python.. http://pyeuler.wikidot.com/ really cool stuff....

  17. comment
    Comment #1316341

    Looks pretty interesting... however a small UI suggestion.... it seems to occupy a fair amount of the available screen space. How about something like a "bitcrumb powered searchbox…

  18. comment
    Comment #1302550

    nice post... while I do agree with most of the content on your post...could you elaborate a little more on the approach you guys are planning to take in particular? Also, one thing…

  19. comment
    Comment #1112034

    Good pointers, yes Andrew Ng seems really amazing that way, I had actually seen his videos too, forgot to post that link.. Thanks guys for these suggestions.

  20. comment
    Comment #1111645

    i did try the libsvm implementation in weka.. but it wasn't available for all datasets (my guess being it works only for binary classification), ended up using the SMO algorithm wh…

  21. story
    SVMs : Beginner's resources

    Hey, So for some one who is starting out with Support Vector Machines, there is just loads of material out there which does not make immediate sense. I found the following resource…

  22. comment
    Comment #1108491

    great resource!! what is it about NZ and machine learning :) (weka comes from there, for those who are not aware) Anyway, PyML ( http://pyml.sourceforge.net/ ) and biopython ( http…

  23. comment
    Comment #1026372

    great replies guys... some very good pointers, especially ventureloop was a great find for me. thanks for the inputs again. probably another area for others interested in the field…

  24. story
    Ask HN:Places to apply for machine learning?

    I am currently pursuing my masters in CS with an inclination in machine learning from a reasonably well reputed university. With a reasonable background in AI, I wish to take up a …

  25. comment
    Comment #963394

    The good news is you are at the right place :) You should probably pick up courses on machine learning as will I. http://www.cc.gatech.edu/classes/AY2009/cs7641_spring/ kind of tel…