Are there existing libraries for SVM, KNN, and Naive Bayes classifiers that I can use to classify TEXT. I need such libraries in my senior project and I don't have time to implement all of them.
You may try something like
I guess they are free for educational projects, better make sure license is not an issue for you.
Edit: Adding few more (Credit goes to Arun A K)
4) LIBSVM (for SVM)