Acoustic spectrum analysis of genuine and counterfeit euro coinsGavrijaševa, Alina; Märtens, Olev; Land, RaulElektronika ir elektrotechnika = Electronics and electrical engineering2015 / p. 54-57 : ill Adaptive-rate inductive impedance based coin validationMärtens, Olev; Land, Raul; Gavrijaševa, Alina; Mõlder, Ago2011 IEEE 7th International Symposium on Intelligent Signal Processing (WISP) : Floriana, Malta, September 19-21, 2011 : proceedings2011 / p. 122-125: ill Coin recognition using line scan cameraGavrijaševa, Alina; Märtens, Olev; Land, Raul; Reidla, MarkoBEC 2014 : 2014 14th Biennial Baltic Electronics Conference : proceedings of the 14th Biennial Baltic Electronics Conference : Tallinn University of Technology, October 6-8, 2014, Tallinn, Estonia2014 / p. 161-164 : ill Coin validation by electromagnetic, acoustic and visual features = Mündi valideerimine elektromagnetiliste, akustiliste ja visuaalsete tunnuste järgiGavrijaševa, Alina2015 https://digi.lib.ttu.ee/i/?2408 Cross-correlation-based image matching of coinsGavrijaševa, Alina; Mõlder, Ago; Märtens, Olev; Kyrkou, C.; Theocharides, T.BEC 2012 : 2012 13th Biennial Baltic Electronics Conference : proceedings of the 13th Biennial Baltic Electronics Conference : October 3-5, 2012, Tallinn, Estonia2012 / p. 319-322 : ill Cross-correlation-based image matching of coinsGavrijaševa, Alina; Mõlder, Ago; Märtens, OlevInfo- ja kommunikatsioonitehnoloogia doktorikooli IKTDK kuuenda aastakonverentsi artiklite kogumik : 3.-5. oktoobril 2012, Laulasmaa2012 / p. 17-20 : ill Eddy current validation of Euro-coinsGordon, Rauno; Märtens, Olev; Land, Raul; Min, Mart; Rist, Marek; Gavrijaševa, Alina; Pokatilov, Andrei; Kolyshkin, AndreiLecture notes on impedance spectroscopy : measurement, modeling and applications. Vol. 32012 / p. 47-63 : ill Experimental modal analysis of maritime composite panelGavrijaševa, Alina; Märtens, Olev; Land, Raul; Saar, Tõnis; Herranen, Henrik; Majak, Jüri; Reidla, Marko; Kuusik, AlarBEC 2016 : 2016 15th Biennial Baltic Electronics Conference : proceedings of the 15th Biennial Baltic Electronics Conference : Tallinn University of Technology, October 3-5, 2016, Tallinn, Estonia2016 / p. 143-146 : ill http://www.ester.ee/record=b2150914*est Image based counterfeit coin validationGavrijaševa, Alina; Märtens, OlevBEC 2014 : 2014 14th Biennial Baltic Electronics Conference : proceedings of the 14th Biennial Baltic Electronics Conference : Tallinn University of Technology, October 6-8, 2014, Tallinn, Estonia2014 / p. 153-156 : ill Pidevsignaalide töötlemineArro, Ilmar; Gavrijaševa, Alina2004 http://www.ester.ee/record=b1884792*est Sidescan sonar with high resolutionGavrijaševa, AlinaBEC 2004 : proceedings of the 9th Biennial Baltic Electronics Conference : October 3-6, 2004, Tallinn, Estonia2004 / p. 269-272 : ill Simple acoustical signature based coin validationMärtens, Olev; Gavrijaševa, Alina; Land, Raul; Min, Mart2015 IEEE 9th International Symposium on Intelligent Signal Processing (WISP 2015) : Siena, Italy, 15-17 May 2015 : [proceedings]2015 / p. 120-123 : ill Variable-resolution image processing for validation of coinsMärtens, Olev; Saar, Tõnis; Gavrijaševa, Alina; Mõlder, Ago2011 IEEE 7th International Symposium on Intelligent Signal Processing (WISP) : Floriana, Malta, September 19-21, 2011 : proceedings2011 / p. 176-179: ill https://ieeexplore.ieee.org/document/6051711