A Framework for Building Logical Schema and Query Decomposition in Data Warehouse Federations. - Rafal Kern; Krzysztof Ryk; Ngoc Thanh Nguyen 001 (ICCCI (1), 2011)

A formal framework for query decomposition and knowledge integration in data warehouse federations. - Rafal Kern; Tomasz Stolarczyk; Ngoc Thanh Nguyen 001 (Expert Syst. Appl., 2013)

A Method for Response Integration in Federated Data Warehouses. - Rafal Kern; Grzegorz Dobrowolski; Ngoc Thanh Nguyen 001 (New Trends in Computational Collective Intelligence, 2015)

Data Warehouses Federation as a Single Data Warehouse. - Rafal Kern (ICCCI (1), 2016)

The Impact of Data Dispersion on the Accuracy of the Data Warehouse Federation's Response. - Rafal Kern (ICCCI (1), 2018)

The Impact of Constant Field of Attention on Properties of Contextual Neural Networks. - Erik Dawid Burnell; Krzysztof Wolk; Krzysztof Waliczek; Rafal Kern (ACIIDS (2), 2020)

The data richness estimation framework for federated data warehouse integration. - Rafal Kern; Adrianna Kozierkiewicz; Marcin Pietranik (Inf. Sci., 2020)

Contextual Soft Dropout Method in Training of Artificial Neural Networks. - Nga Ly-Tu; Rafal Kern; Khanindra Pathak; Krzysztof Wolk; Erik Dawid Burnell (ACIIDS, 2021)