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3 months ago

Context-Dependent Sentiment Analysis in User-Generated Videos

{Louis-Philippe Morency Amir Zadeh Soujanya Poria Navonil Majumder Erik Cambria Devamanyu Hazarika}

Context-Dependent Sentiment Analysis in User-Generated Videos

Abstract

Multimodal sentiment analysis is a developing area of research, which involves the identification of sentiments in videos. Current research considers utterances as independent entities, i.e., ignores the interdependencies and relations among the utterances of a video. In this paper, we propose a LSTM-based model that enables utterances to capture contextual information from their surroundings in the same video, thus aiding the classification process. Our method shows 5-10{%} performance improvement over the state of the art and high robustness to generalizability.

Benchmarks

BenchmarkMethodologyMetrics
emotion-recognition-in-conversation-onbc-LSTM+Att
Accuracy: 59.09
Macro-F1: 56.52
Weighted-F1: 58.54
emotion-recognition-in-conversation-on-cpedbcLSTM
Accuracy of Sentiment: 49.65
Macro-F1 of Sentiment: 45.40
emotion-recognition-in-conversation-on-meldbc-LSTM+Att
Accuracy: 57.50
Weighted-F1: 56.44
multimodal-sentiment-analysis-on-mosibc-LSTM
Accuracy: 80.3%

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