On Diverse and Serendipitous item Recommendation: A Reinforced Similarity and Multi-Objective Optimization based Composite Recommendation Framework -- Comparative Analysis of Node Dependent and Node Independent Graph Matrices for Brain Connectivity -- Facial Expression Recognition from low resolution facial segments using Pre-trained networks -- Design and Analysis of Quad Element UWB MIMO Antenna with Mutual Coupling Reduction Techniques -- Enhancing Agriculture Outcome with Multiple Crop Recommendations Using Sequential Forword Feature Selection -- Kernel Level Pruning for CNN.