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Detection of opinion spam based on anomalous rating deviation.
David Savage
Xiuzhen Zhang
Xinghuo Yu
Pauline Lienhua Chou
Qingmai Wang
Published in:
Expert Syst. Appl. (2015)
Keyphrases
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anomaly detection
spam detection
email
detection method
automatic detection
sentiment analysis
false alarms
false positives
detection rate
detection accuracy
anomalous behavior
detecting anomalous
genetic algorithm
positive or negative
detection scheme
spam filtering
object recognition