Soft Methods in Trend Detection. - Piotr Ladyzynski; Przemyslaw Grzegorzewski (SMPS, 2010)

Retrieving Informative Content from Web Pages with Conditional Learning of Support Vector Machines and Semantic Analysis. - Piotr Ladyzynski; Przemyslaw Grzegorzewski (ICAISC (2), 2012)

Stock Trading with Random Forests, Trend Detection Tests and Force Index Volume Indicators. - Piotr Ladyzynski; Kamil Zbikowski; Przemyslaw Grzegorzewski (ICAISC (2), 2013)

Particle swarm intelligence tunning of fuzzy geometric protoforms for price patterns recognition and stock trading. - Piotr Ladyzynski; Przemyslaw Grzegorzewski (Expert Syst. Appl., 2013)

Direct marketing campaigns in retail banking with the use of deep learning and random forests. - Piotr Ladyzynski; Kamil Zbikowski; Piotr Gawrysiak (Expert Syst. Appl., 2019)