Evaluation of PNN pattern-layer activation function approximations in different training setups. - Nikolay T. Dukov; Todor D. Ganchev; Michael N. Vrahatis (Int. J. Speech Technol., 2019)

An Approach for Development of a Physical Breast Phantom for X-ray Imaging Using an Inkjet Printer: Preliminary Results. - Tihomir Georgiev; Kristina Bliznakova; Iliyan Kolev; Nikolay T. Dukov; Zhivko Bliznakov (BioInfoMed, 2020)

Design and Use of a Custom Phantom for Regular Tests of Radiography Apparatus: A Feasibility Study. - Nikolay T. Dukov; Vanessa-Mery Valkova; Mariana Yordanova; Virginia Tsapaki; Kristina Bliznakova (J. Imaging, 2024)