Just a quick question, does anyone know how to use regexpr with \"\\$\" ?Essentially, I want to parse out strings and figure out what numeric value came after the \\$ (for example \"Get $50 off on p开
I\'m looking for a Java library that can do Named entity recognition (NER) with a custom controlled vocabulary, without needing labeled training data first. I searched some on SE, but most questions a
I\'m starting to learn Python and I\'m trying to write a program that would import a text file, count the total number of words, count the number of words in a specific paragraph (said by each partici
I have list of strings. (pretty big list of ids and strings scattered in 4-5 big files. around a GB each). These strings are formatted like this:
We are trying to implement a WEKA classifier from inside a Java program. So far so good, everything works well however when building 开发者_C百科the classifier from the training set in Weka GUI we use
I have been using WEKA to do some text classification work and I want to try out R. The problem is I cannot load the String to Vector ARFF files created by
I have a collection of short messages classified as positive or negative which is saved in an ARFF file genereated in WEKA. I would like to move this data to RapidMiner for classification and processi
I did some questions about text-mining a week ago, but I was a bit confused and still, but now I know wgat I want to do.
I\'m just wondering if anyone out there knows of a java implementation of singular value decomposition (SVD) for large sparse matrices? I need this implementation for latent semantic analysis (LSA).
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