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Reasons for low coherence of LDA results
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Classroom Contents
NLP in Feedback Analysis
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- 1 Intro
- 2 Agenda
- 3 Feedback collection through surveys
- 4 How can NLP help?
- 5 What do you expect from the answers?
- 6 What options do we have?
- 7 LDA result on hotel reviews
- 8 Reasons for low coherence of LDA results
- 9 Alternative approaches
- 10 Semantic relationships in vectors
- 11 Semantic Clustering
- 12 Topic Coherence Improvements
- 13 Topic Distribution Improvements
- 14 Improved Results
- 15 SENTIMENT ANALYSIS
- 16 Examples
- 17 Challenges
- 18 Neural Network Based Approaches
- 19 Convolutional Neural Network
- 20 Recurrent Neural Network/LSTM
- 21 Sentiment Results
- 22 Other related problems Opinion Extraction
- 23 Learnings
