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On The Positive Definiteness of Polarity Coincidence Correlation Coefficient Matrix.
Farzan Haddadi
Mohammad Mahdi Nayebi
Mohammad Reza Aref
Published in:
IEEE Signal Process. Lett. (2008)
Keyphrases
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coefficient matrix
positive or negative
positive and negative
linear systems
sentiment analysis
interior point methods
negative matrix factorization
correlation coefficient
machine learning
information retrieval
optimal solution
sentiment classification
pairwise
special case
np hard