To use or not to use: Feature selection for sentiment analysis of highly imbalanced data.

Sandra Kübler Can Liu Zeeshan Ali Sayyed

Published in: Nat. Lang. Eng. (2018)

Keyphrases

sentiment analysis
data sets
feature selection
product reviews
small number
opinion mining
database
training data
data points
support vector
data analysis
pairwise
knowledge discovery
learning algorithm
dimensionality reduction
text classification
information retrieval
original data