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Top posts (20) All Questions Answers | Votes Newest

60 What is dimensionality reduction? What is the difference between feature selection and extraction? May 18 '14
52 Latent Dirichlet Allocation vs Hierarchical Dirichlet Process May 18 '14
19 What does the alpha and beta hyperparameters contribute to in Latent Dirichlet allocation? May 23 '14
13 Number of epochs in Gensim Word2Vec implementation Jan 17 '16
10 Dimensionality and Manifold May 5 '15
9 What to do when testing data has less features than training data? Nov 18 '15
9 What is generative and discriminative model? How are they used in Natural Language Processing? May 18 '14
7 Why do we need to add START <s> + END </s> symbols when using Recurrent Neural Nets for Sequence-to-Sequence Models? Jan 23 '18
6 Which tribe does Probabilistic Graphical Models fall under? Jul 26 '16
4 How to get phrase tables from word alignments? May 31 '14
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