The Stanford NLP, demo d here, gives an output like this: Colorless/JJ green/JJ ideas/NNS sleep/VBP furiously/RB ./. What do the Part of Speech tags mean? I am unable to find an official list. Is it ...

I m using the Stanford NLP Parsing toolkit. Given a word in the lexicon, how can I find its frequency*? Or, given a frequency rank, how can I determine the corresponding word? *in the entire language,...

I am looking for an open source Natural Language Processing library for c/c++ and especially i am interested in Part of speech tagging.

How can I tell NLTK to treat the text in a particular language? Once in a while I write a specialized NLP routine to do POS tagging, tokenizing and etc. on a non-english (but still hindo-European) ...

I need to cluster some text documents and have been researching various options. It looks like LingPipe can cluster plain text without prior conversion (to vector space etc), but it s the only tool I ...

When do I use each ? Also...is the NLTK lemmatization dependent upon Parts of Speech? Wouldn t it be more accurate if it was?

Does anyone know of an off-the-shelf database that provides phonetic (kana) readings for Japanese words?

Do you know any frameworks that implement natural language rendering concept ? I ve found several NLP oriented frameworks like Anthelope or Open NLP but they have only parsers but not renderers or ...