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Feifei Yu's Projects

kaggle-stumbleupon2013 icon kaggle-stumbleupon2013

My entry to the Kaggle 2013 StumbleUpon competition. Ranked 4th on the final private leaderboard.

kaggle-tradeshift-winning-solution icon kaggle-tradeshift-winning-solution

This is the 1st place solution of a kaggle machine contest: Tradeshift Text Classification. http://www.kaggle.com/c/tradeshift-text-classification

metrics icon metrics

Machine learning evaluation metrics, implemented in Python, R, Haskell, and MATLAB / Octave

pattern_classification icon pattern_classification

A collection of tutorials and examples for solving and understanding machine learning and pattern classification tasks

py_ml_utils icon py_ml_utils

Some small utility modules to help with pandas, numpy and sklearn usage in other projects

pyensemble icon pyensemble

An implementation of Caruana et al's Ensemble Selection algorithm in Python, based on scikit-learn

titanic icon titanic

My solution to the Kaggle Titanic competition. Achieving accuracy score of (0.77512). Note: running the code may last hours, it took around 2 hours of execution on my macbook pro 2.3Ghz 8 cores machine.

unbalanceddataset icon unbalanceddataset

Python module to perform under sampling and over sampling with various techniques.

vowpal_wabbit icon vowpal_wabbit

Vowpal Wabbit is a machine learning system which pushes the frontier of machine learning with techniques such as online, hashing, allreduce, reductions, learning2search, active, and interactive learning.

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