Category: scikit-learn
#pca #principal components analysis #scikit-learn #sparse pca #SparsePCA #spca
I am happy to announce that the Sparse PCA code has been reviewed and
merged into the main scikits.learn repository.
You can use it if you install the bleeding edge scikits.learn git
version, by first downloading the source code as explained in the
user’s guide, and then …
Category: scikit-learn
#dictionary learning #pca #sparse pca #SparsePCA #spca #scikit-learn
I have been working on the integration into the scikits.learn codebase of a sparse principal components analysis (SparsePCA) algorithm coded by Gaël and Alexandre and based on [[1]][]. Because the name “sparse PCA” has some inherent ambiguity, I will describe in greater depth what problem we are actually solving …
Category: nlp
#alternations #computational linguistics #infinitives #pca #principal components analysis #nlp #scikit-learn
One of the problems we tackled here at my university is one as old as the modern Romanian language. It is a problem for linguists, as well as for foreigners trying to learn the language. We call it the root alternations problem.
Similar to French and other languages, Romanian verbs …