@InProceedings{RUdayKiran:2021, author = {R Uday Kiran, Pradeep Pallikila, JM Luna, Philippe Fournier-Viger, Masashi Toyoda, P Krishna Reddy}, title = {Discovering Relative High Utility Itemsets in Very Large Transactional Databases Using Null-Invariant Measure}, booktitle = {2021 IEEE International Conference on Big Data (Big Data)}, year = {2021}, pages = {252-262}, }