machine learning

A good representation should be able to separate different instances and cluster similar instances.

Hierarchical Classification Problem Hierarchical classification labels involves hierarchical class …

Tutorials on machine learning and data science productivity articles

To generate complicated distributions step by step from a simple and interpretable distribution.

Word2vec produces two embedding spaces, the in-embedding and out-embedding.

During feature engineering, we have to deal with missing values.

A collection of my wiki articles related to data.