Sentiment analysis using sklearn
qrious
mittra at juno.com
Sun Jan 28 01:53:24 EST 2018
On Saturday, January 27, 2018 at 2:45:30 PM UTC-8, Terry Reedy wrote:
> On 1/27/2018 4:05 PM, qrious wrote:
> > I am attempting to understand how scikit learn works for sentiment analysis and came across this blog post:
> >
> > https://marcobonzanini.wordpress.com/2015/01/19/sentiment-analysis-with-python-and-scikit-learn
> >
> > The corresponding code is at this location:
> >
> > https://gist.github.com/bonzanini/c9248a239bbab0e0d42e
> >
> > My question is while trying to predict, why does the curr_class in Line 44 of the code need a classification (pos or neg) for the test data? After all, am I not trying to predict it? Without any initial value of curr_class, the program has a run time error.
>
> In order for the 'bot' to classify new samples, by learning the
> difference between positive and negative samples, it needs to be trained
> on existing samples that are 'correctly' classified.
>
>
> --
> Terry Jan Reedy
The training samples already do that. I think Dan's reply below makes sense.
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