Part 1: Soft Computing and Machine Learning -- Chapter 1. Performance Analysis of Clustering Using Modified Grey Wolf Optimization -- Chapter 2. Designing of Advanced Machine Learning based Predictive Model for Maternal Mortality -- Chapter 3. Multi-Criteria based Page Ranking using Metaheuristic Swarm Optimization -- Chapter 4. k-NN-SSc: An Effective Similarity Score for k-NN Classifier -- Chapter 5. Password Management System using Blockchain -- Chapter 6. Deep Reinforcement Learning Algorithms for D2D Communications: A Comparative Analysis -- Chapter 7. AI-enabled IDS for Identifying Malicious Traffics in Cloud Systems -- Chapter 8. NITSDN: Development of SDN dataset for ML-based Intrusion Detection System -- Chapter 9. Association Rule Mining in Distributed Environment: A Survey -- Chapter 10. Performance Analysis of the AdaGrad Family of Algorithms -- Chapter 11. Time-Related Natural Language Query Handling to Extract Autism Spectrum Disorder Information from Temporal Database -- Chapter12. Emotion-Based Music Recommendation -- Chapter 13. A Comprehensive Study on Natural Language Processing, It's Techniques and Advancements in Nepali Language -- Chapter 14. Quality Evaluation of Enterprise Architecture Frameworks -- Chapter 15. Natural Language Query Processing System to Extract Autism Spectrum Disorder Information from Database. etc.