NLP in Feedback Analysis

NLP in Feedback Analysis

Devoxx via YouTube Direct link

Topic Distribution Improvements

13 of 23

13 of 23

Topic Distribution Improvements

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NLP in Feedback Analysis

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

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