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User: subrosas

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  1. More Feedback on Computer Program Makes Essay Grading Easier · · Score: 2, Informative

    Actually Ed Brent encourages his students to use Qualrus on earlier drafts of the papers. This provides immediate, extensive feedback. And by "extensive" I mean more detailed and descriptive comments than those that a single teacher/TA could supply for each and every paper in a large lecture. The immediacy of this feeback is what is really important - immediacy is KEY to learning.

  2. Re:This is rubbish on Computer Program Makes Essay Grading Easier · · Score: 1

    Yes. The whole point of educational assessment is about reliable and valid results. The program recommends "grades" (or some other qualitative code), and the user approves, helping to build the underlying semantic logic or supplies a different "grade," leading to a different underlying logic. This sort of thing has been done before. Supervised machine learning isn't infallible, but it can be useful.

  3. Qualrus wasn't initially intended for essays on Computer Program Makes Essay Grading Easier · · Score: 2, Interesting

    Just wanted to point out that the software was created originally for the purpose of qualitative coding. Grading essays is one of several other applications it has proved capable of addressing.

  4. Re:Cheating on Computer Program Makes Essay Grading Easier · · Score: 5, Informative

    Qualrus doesn't operate using a set grading criteria, but trains based on the users' grading markups. Therefore, you'd need the teacher's copy (complete with its "learned" patterns) to fool the system. Actually Ed Brent encourages the students to use Qualrus to write rough drafts, as it gives instant feedback - arguably a better learning technique from a usability standpoint (faster feedback == more retention).

  5. Professor BRENT on Computer Program Makes Essay Grading Easier · · Score: 1

    Edward BRENT, not Bent. Cripes, get the man's name right.

  6. Re:Doomed to fail? on Metafor: Translating Natural Language to Code · · Score: 2, Insightful

    A lot of work has been on explicitly and unambiguously coding / capturing the semantics in natural language. True natural language programming might be impossible, but by chasing this Quixiotic goal, other more limited purposes might be enabled on the way.

  7. Changing Demographics? on 30 Years Of Dungeons And Dragons · · Score: 5, Interesting

    I've seen sailors in the USN play D&D, lawyers play D&D, children play D&D with their parents. I've seen sysadmins play, financial advisors play, even a high school teacher or two.
    D&D has left the basement rec room geek nirvana of the early '80s and gone elsewhere, as the article (barely) alluded to.

  8. Conspiracies? Give me a break... on The Underground History of American Education · · Score: 4, Insightful
    Our society doesn't care about education. Education is considered worthwhile if it:
    1. keeps kids locked up so their parents don't have to pay daycare
    2. insures our kids get jobs so that we don't have to support them anymore
    3. is cheap. No one likes property tax increases

    In the end, we get what we (as a market) ask for. If you think our system sucks, look at yourself and your neighbors to find the reason, not to some silly conspiracy.
  9. Drinkin' and Codin' on Live Nightclub Hacking · · Score: 2, Funny

    Not sure about hacking Perl in nightclubs, but I did drink a fifth of gin while trying to debug a friend's Perl script.
    Kind of like a Dantean descent into hell it was...

  10. Different how? on Microsoft faces Monopoly Lawsuit (again) · · Score: 5, Informative

    "This lawsuit appears to differ from earlier challenges to MicroSoft's marketplace dominance by entertaining the possibility of a Class-Action lawsuit." Um, RTFA? At least 16 other states have had similar lawsuits, including the recent settlement here in Minnesota.

  11. Re:Whose spaceflight? on Van Allen Questions Human Spaceflight · · Score: 1

    Speak for yourself.

    As long as my tax dollars go to support government spaceflight, I have an interest in the manner in which it is conducted.

  12. Right on Open Source a National Security Threat · · Score: 1

    Of course, tricky agents of foriegn governments would never slip purposeful bugs into closed source software, only open source, since no one foriegn works on closed source, erm. Uh, Nevermind.

  13. Programming Organisms? on Synthetic Life In The Lab · · Score: 3, Funny

    Does this mean we'll also see bio-pop ups for pr0n, bio-spy ware, and viruses? Considering the amount of bad software churned out by business, perhaps we don't want them 'programming' organisms? Maybe this is something to leave locked in the lab and not try to find applications.

  14. Re:Quicksilver on Salon Interviews Neal Stephenson · · Score: 1

    I found the use of the ancestors of the characters from Cryptnomicon to be irritating and distracting, though not as irritating as the recurrence of Enoch Root.I found myself enjoying the book much more if I put Cryptnomicon completely out of my mind and read this as tabula rasa as I could manage. Seriously - the book has both pirates and science!
    Immortal agents of the gods (or whatever) named Enoch Root are just silly.
    But Pirates are cool! The history of science is cool! So I have to give the book a thumbs up in the last analysis. Pirates and science beat irritating recurring characters (or even recurring families).

  15. Re:/. sums it up nicely for once on Corbis, DMCA, And John Kerry Photos · · Score: 4, Insightful

    Well, Kerry probably qualifies as one of the "rich people" who are in power, and he did vote for the DMCA.

    He helped pass a draconian law, and when someone tried to slander him, that law's being used to help nail the people who did the forgery.

    Where's the irony?

  16. Ternary Logic is Used in GIS on Intuitive Bug-less Software? · · Score: 3, Informative

    A form of ternary logic is used to establish whether two lines/arcs intersect in some GIS implementations. This was introduced several decades ago. Usually its called Fuzzy Tolerance. So actually, ternary logic is useful and in use.