Pushpendu Kar is an Assistant Professor in the School of Computer Science at the University of Nottingham Ningbo, China (China campus of the University of Nottingham UK). Before this, he was a Research Fellow in the Department of ICT and Natural Sciences at the Norwegian University of Science and Technology (NTNU), Norway; the Department of Electrical & Computer Engineering at the National University of Singapore (NUS); and the Energy Research Institute at Nanyang Technological University (NTU), Singapore. Dr. Kar completed his Ph.D., Master of Engineering, and Bachelor of Technology in Computer Science and Engineering from IIT Kharagpur, Jadavpur University, and University of Kalyani, respectively. Dr. Kar is an IEEE Senior Member. He received four research grants, three of them as Principal Investigator for conducting research-based projects. Dr. Kar has more than 12 years of teaching and research experience as well as one and a half years of industrial experience at IBM. Dr. Kar hasover 53 scholarly research papers and 05 patents published to his credit. His research areas are wireless sensor networks, IoT, content-centric networking, machine learning, and blockchain.Monideepa Roy earned her Bachelor and Master degrees in Mathematics from IIT Kharagpur and her Ph.D. in CSE from Jadavpur University. Currently, she is Associate Professor at KIIT Deemed University, Bhubaneswar. Her areas of interest include remote health care, mobile computing, cognitive WSNs, remote sensing, recommender systems, sparse approximations, and artificial neural networks. At present, she has seven research scholars working with her in the above areas, and two more have successfully defended their theses under her guidance. She has several publications in reputed conferences and journals. She also has several book chapter publications and has also edited a book.Sujoy Datta completed his M.Tech. from IIT Kharagpur. Currently, he is an Assistant Professor in theSchool of Computer Engineering at KIIT Deemed University. His research areas are wireless networks, computer security, elliptic curve cryptography and neural networks, remote health care, and recommender systems. He has published several papers in conferences and journals of international repute. He also has several book chapter publications and has also edited a book.

• Introduction.- Overview of  Recommendtion system Algorithms.- Collaborative Filtering.-  Matrix decomposition for Recommendtion.-  Clustering.

Pushpendu Kar is an Assistant Professor in the School of Computer Science at the University of Nottingham Ningbo, China (China campus of the University of Nottingham UK). Before this, he was a Research Fellow in the Department of ICT and Natural Sciences at the Norwegian University of Science and Technology (NTNU), Norway; the Department of Electrical & Computer Engineering at the National University of Singapore (NUS); and the Energy Research Institute at Nanyang Technological University (NTU), Singapore. Dr. Kar completed his Ph.D., Master of Engineering, and Bachelor of Technology in Computer Science and Engineering from IIT Kharagpur, Jadavpur University, and University of Kalyani, respectively. Dr. Kar is an IEEE Senior Member. He received four research grants, three of them as Principal Investigator for conducting research-based projects. Dr. Kar has more than 12 years of teaching and research experience as well as one and a half years of industrial experience at IBM. Dr. Kar hasover 53 scholarly research papers and 05 patents published to his credit. His research areas are wireless sensor networks, IoT, content-centric networking, machine learning, and blockchain.Monideepa Roy earned her Bachelor and Master degrees in Mathematics from IIT Kharagpur and her Ph.D. in CSE from Jadavpur University. Currently, she is Associate Professor at KIIT Deemed University, Bhubaneswar. Her areas of interest include remote health care, mobile computing, cognitive WSNs, remote sensing, recommender systems, sparse approximations, and artificial neural networks. At present, she has seven research scholars working with her in the above areas, and two more have successfully defended their theses under her guidance. She has several publications in reputed conferences and journals. She also has several book chapter publications and has also edited a book.Sujoy Datta completed his M.Tech. from IIT Kharagpur. Currently, he is an Assistant Professor in theSchool of Computer Engineering at KIIT Deemed University. His research areas are wireless networks, computer security, elliptic curve cryptography and neural networks, remote health care, and recommender systems. He has published several papers in conferences and journals of international repute. He also has several book chapter publications and has also edited a book.

• Introduction.- Overview of  Recommendtion system Algorithms.- Collaborative Filtering.-  Matrix decomposition for Recommendtion.-  Clustering.

Pushpendu Kar is an Assistant Professor in the School of Computer Science at the University of Nottingham Ningbo, China (China campus of the University of Nottingham UK). Before this, he was a Research Fellow in the Department of ICT and Natural Sciences at the Norwegian University of Science and Technology (NTNU), Norway; the Department of Electrical & Computer Engineering at the National University of Singapore (NUS); and the Energy Research Institute at Nanyang Technological University (NTU), Singapore. Dr. Kar completed his Ph.D., Master of Engineering, and Bachelor of Technology in Computer Science and Engineering from IIT Kharagpur, Jadavpur University, and University of Kalyani, respectively. Dr. Kar is an IEEE Senior Member. He received four research grants, three of them as Principal Investigator for conducting research-based projects. Dr. Kar has more than 12 years of teaching and research experience as well as one and a half years of industrial experience at IBM. Dr. Kar hasover 53 scholarly research papers and 05 patents published to his credit. His research areas are wireless sensor networks, IoT, content-centric networking, machine learning, and blockchain.Monideepa Roy earned her Bachelor and Master degrees in Mathematics from IIT Kharagpur and her Ph.D. in CSE from Jadavpur University. Currently, she is Associate Professor at KIIT Deemed University, Bhubaneswar. Her areas of interest include remote health care, mobile computing, cognitive WSNs, remote sensing, recommender systems, sparse approximations, and artificial neural networks. At present, she has seven research scholars working with her in the above areas, and two more have successfully defended their theses under her guidance. She has several publications in reputed conferences and journals. She also has several book chapter publications and has also edited a book.Sujoy Datta completed his M.Tech. from IIT Kharagpur. Currently, he is an Assistant Professor in theSchool of Computer Engineering at KIIT Deemed University. His research areas are wireless networks, computer security, elliptic curve cryptography and neural networks, remote health care, and recommender systems. He has published several papers in conferences and journals of international repute. He also has several book chapter publications and has also edited a book.

• Introduction.- Overview of  Recommendtion system Algorithms.- Collaborative Filtering.-  Matrix decomposition for Recommendtion.-  Clustering.