Pattern Recognition: An Algorithm for Human Lip Feature Extraction -- Feature Selection using Particle Swarm Optimization for Thermal Face Recognition -- Algorithm for Retina Recognition -- An Algorithm for Human Iris Recognition -- Imaging and Healthcare Applications: An Automatic Non-invasive System for Diagnosis of Tuberculosis -- Automated Vertebra Segmentation from CT Images for Computation of Lumbolumbar Angle -- An Approach for Micro Tomography Obtained Medical Image Segmentation -- Flexible Cloud Architecture for Healthcare Applications -- Wireless Sensor Networking: An Overlay Cognitive Radio Model Exploiting the Polarization Diversity and Relay Cooperation -- Effect of Source Selection, Deployment Pattern and Forwarding Technique on Lifetime of Data Aggregating Multi-Sink Wireless Sensor Network -- Power Optimized Real Time Communication through the Mobile Sink in WSNs -- Performance of Incremental Redundancy based Data Transmission in Randomly Deployed Wireless Sensor Network -- Trust based Routing for Vehicular Ad hoc Network -- Study on Handover Mechanism in Cellular Network: An Experimental Approach.