WSEAS Transactions on Circuits and Systems Print ISSN: 1109-2734, E-ISSN: 2224-266X Volume 26, 2027 Roman Melnyk, Oleh Ivaniuk, "Contacts Detection and Machine Learning for Classification of Defects in PCB Images", WSEAS Transactions on Circuits and Systems, vol. 26, pp. 1-12, 2027 Journal Contents