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Predicting User Purchase in E-commerce by Comprehensive Feature Engineering and Decision Boundary Focused Under-Sampling.
Chanyoung Park
Dong Hyun Kim
Jinoh Oh
Hwanjo Yu
Published in:
RecSys Challenge (2015)
Keyphrases
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decision boundary
feature engineering
pattern classification
hyperplane
support vector machine
dependency parsing
machine learning
data points
natural language processing
labeled data
training set
nearest neighbor
data distribution