Preface 1 Introduction and Motivation Research Challenges in Text-Based Sentiment Analysis Research Challenges in Multimodal Sentiment Analysis Overview of the Proposed Framework Contributions of this Book Book Organisation 2 Background Affective Computing Sentiment Analysis Pattern Recognition Feature Selection Model Evaluation Techniques Model Validation Techniques Classification Techniques Feature-Based Text Representation Conclusion 3 Literature Survey and Datasets Introduction Available Datasets Visual, Audio Features for Affect Recognition Multimodal Affect Recognition Available APIs Discussion Conclusion 4 Concept Extraction from Natural Text for Concept Level Text Analysis Introduction The patterns for concept extraction Experiments and Results Conclusion 5 EmoSenticSpace: Dense concept-based affective features with common-sense knowledge Introduction Lexical Resources Used Features Used for Classification Fuzzy Clustering Hard Clustering Implementation Direct Evaluation Of The Assigned Emotion Labels Construction Of Emosenticspace Performance on Applications Summary of Lexical Resources and Features Used Conclusion 6 Sentic Patterns: Sentiment Data Flow Analysis by Means of Dynamic Linguistic Patterns Introduction General rules Combining sentic patterns with machine learning for text-based sentiment analysis Evaluation Conclusion 7 Combining Textual Clues with Audio-Visual Information for Multimodal Sentiment Analysis Introduction Extracting Features from Textual Data Extracting Features from Visual Data Extracting Features from Audio Data Experimental Results Speeding up the computational time: The role of ELM Improved multimodal sentiment analysis: Deep learning-based visual feature extraction Convolutional Recurrent Multiple Kernel Learning (CRMKL) Experimental Results and Discussion Conclusion 8 Conclusion and Future Work Social Impact Advantages Limitations Future Work Index.