Re: Plotting cluster quality

2013-02-24 Thread David Murgatroyd
What does color mean here? What about width of the box? FWIW, I infer color is solely for visual distinction -- rotating through orange, red, yellow, pink from left to right. I infer width is proportional to count of items in each cluster, though apparently not linearly. I agree that a single

Re: Plotting cluster quality

2013-02-24 Thread Ted Dunning
I spoke off-line to Dan and he confirmed your inference. Color was just there for visual esthetics. On Sun, Feb 24, 2013 at 6:18 AM, David Murgatroyd dmu...@gmail.com wrote: What does color mean here? What about width of the box? FWIW, I infer color is solely for visual distinction --

Re: Cross recommendation

2013-02-24 Thread Sean Owen
I may not be 100% following the thread, but: Similarity metrics won't care whether some items are really actions and some items are items. The math is the same. The problem which you may be alluding to is the one I mentioned earlier -- there is no connection between item and item-action in the

Re: Naive Bayes Classifier - Scores

2013-02-24 Thread Seetha
Ramprakash Ramamoorthy youngestachiever at gmail.com writes: Dear all, I am performing a sentiment analysis using the naive bayes classifier on apache mahout. Every time when I get the result, I get a category and a score corresponding to the score. Can some