Section 1_Soft Computing based Recommender Systems.- Chapter 1. Context-Similarity Measure Based on Genetic Algorithm for Improved Recommendations.- Chapter 2. Enhanced Multi-Criteria Recommender System based on AHP.- Chapter 3. An Integrated Approach for Book Recommendation using Opinion Mining and Soft Computing.- Chapter 4. Use of Soft Computing techniques for Recommender Systems: An Overview.- Section 2_Soft Computing based Online Documents Summarization.- Chapter 5. Hierarchical News Summarization on Twitter. Section 3_Soft Computing based Web Data Extraction.- Chapter 6. Web Data Extraction using Fuzzy-based Techniques. Section 4_Soft Computing based Question Answering Systems. Chapter 7. An Opinion Mining Framework for Answering Imprecise Query.- Section 5_Soft Computing based Online Health Care Systems.- Chapter 8. Web application using Soft Computing Techniques for Gynaecology Disease Diagnosis. Section 6_Soft Computing based Online Documents Clustering. Chapter 9. A Hybrid Approach of Fuzzy C Means Clustering Using Neutrosophic Logic.- Section 7_Soft Computing based Web Security Applications.- Chapter 10. Fuzzy Game Theory for Web Security.- Section 8_Soft Computing based Online Market Intelligence.- Chapter 11. Fuzzy models in business intelligence and predictability.- Section 9_Soft Computing based Internet of Things Applications.- Chapter 12. Multi-objective nature inspired technique to solve K-connected and M-coverage node deployment problem in wireless sensor networks. Chapter 13. Utilizing Soft Computing Application through QOS Optimization in MANET by Meta heuristic based Genetic Approach.- Section 10_Other Emerging Soft Computing Techniques & Applications.- Chapter 14. Variable Flight Mosquito Flying Optimization.