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From Mat Kelcey <>
Subject Re: one vector or many vectors?
Date Thu, 01 Nov 2012 14:45:08 GMT
>    I am using sgd classifier for our articles classification.I want to
> train a new model,but there is a problem.I can provide the learner a large
> article or some small articles, but i extract only one vector for one
> article.Then i don't know is  there any difference between one vector and
> many vectors for learner when training? Should i provide the learner one
> large article or many small articles?

i'm not sure i understand your question, but i guess you're saying that
each article is a separate training example?

in terms of differing  lengths you might want to try some different
normalisation approaches but i'd try without anything first.
a good place to start


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