Publications

Papers

 

23) Katrina Wendel, Outi Väisänen, Jaakko Malmivuo, Nevzat G. Gençer, Bart Vanrumste, Piotr Durka, Ratko Magjarević, Selma Supek, Mihail Lucian Pascu, Hugues Fontenelle, and Rolando Grave de Peralta Menendez, “EEG/MEG Source Imaging: Methods, Challenges, and Open Issues,” Volume 2009 (2009), Article ID 656092.

 

22) K. Ö. Özkan, N. G. Gençer, Low-Frequency Magnetic Subsurface Imaging: Reconstructing Conductivity Images of

Biological Tissues via Magnetic Measurements Source: IEEE Trans. Med. Imag, 28(4), 564-570, APR 2009

 

21) Y. Ataseven Z. Akalın-Acar,  C. E. Acar, Nevzat G. Gençer  , “ Parallel implementation of the accelerated BEM approach

for EMSI of the human brain”, Med. Biol. Eng. Comput.  46(7), 671-679, JUL 2008.

 

20) A. Bülent Usaklı, Nevzat G. Gençer, “USB-Based 256-Channel Electroencephalographic Data

Acquisition System for Electrical Source Imaging of the Human Brain”, Instrumentation Science and Technology,

35: 255–273, 2007.

19) Nevzat G. Gençer,  Zeynep Akalın-Acar, “Use of the isolated problem approach for multi-compartment BEM models of electro-magnetic source imaging”, Phys. Med. Biol., 50, 3007-3022, 2005.

18) Zeynep Akalın-Acar, Nevzat G. Gençer, “An advanced boundary element method implementation for the forward problem of electromagnetic source imaging”, Phys. Med. Biol., 49, No:21, 5011-5028, 2004 

17) Nevzat G. Gençer, Can E. Acar, “Sensitivity of EEG and MEG measurements to tissue conductivity”, Phys. Med. Biol. 49, 701-717, 2004.

16) Başak Ülker Karbeyaz, Nevzat G. Gençer, “Electrical Conductivity Imaging via Contactless Measurements: An Experimental study”, IEEE Transactions on Medical Imaging, Vol. 22, No. 5,  pp. 627-635, May 2003. 

15) Başak Ülker, Nevzat G. Gençer, “Implementation of a Data Acquisition System for Contactless Conductivity Imaging”, IEEE Eng. Med. Biol., pp.152-155, September/October 2002.

14) Nevzat G. Gencer, I. Oguz Tanzer, "Forward Problem Solution of Electro-Magnetic Source Imaging using a new BEM Formulation with High Order Elements,", Phys. Med. Biol. , 44, No: 9, 2275-2287, 1999.

13) Nevzat G. Gencer, M. Nejat Tek, "Electrical Conductivity Imaging Via Contactless Measurements,"IEEE Transactions on Medical Imaging Vol. 18, No:7, pp. 617-627, July 1999.

12) Nevzat G. Gencer, M. Nejat Tek, "Forward Problem Solution for Electrical Conductivity Imaging via Contactless Measurements,"Phys. Med. Biol. Vol. 44, pp. 927-940, April 1999

11) Nevzat G. Gencer, Kemal Ozdemir, Oğuz Tanzer, Can Acar, Mert Sungur, " State of Art in Realistic Head Modeling for Electro-Magnetic Source Imaging of the Human Brain",Turkish Journal of Electrical Engineering -- ELEKTRIK , Vol. 6, No:3, pp. 167-182,199810) Nevzat G. Gencer, Nejat Tek, "Imaging Tissue Conductivity via contactless measurements: A Feasibility Study", Turkish Journal of Electrical Engineering -- ELEKTRIK , Vol. 6, No:3, pp. 183-200,1998.

9) Nevzat G. Gencer, Samuel J. Williamson, "Differential Characterization of EEG and MEG sources with the Bimodal Truncated SVD Pseudoinverse,"IEEE Transactions on Biomedical Engineering Vol. 45, No.7, pp. 827-838, July 1998.

8) Nevzat G. Gencer , Samuel J. Williamson, "Magnetic Source Images of Human Brain Functions," Behavior Research Methods, Instruments, & Computers Vol 29, No. 1, pp. 78-83, February 1997

7) Nevzat G. Gencer, Samuel J. Williamson, A. Gueziec, R. Hummel, "Optimal Reference Electrode Location for Electric Source Imaging,"Electroencephalography and Clinical Neurophysiology Vol. 99, pp 163-173, 1996.

6) Nevzat G. Gencer, Y. Ziya Ider, Samuel J. Williamson, "Electrical Impedance Tomography: Induced Current Imaging Achieved with a Multiple Coil System",IEEE Transactions on Biomedical Engineering, Vol. 43, pp. 139-149, February 1996.

5) Nevzat G. Gencer, Y. Z. Ider, "A Comparative Study of Several Exciting Magnetic Fields for Induced Current EIT", Physiological Measurement, Vol. 15, pp. A51-A57, 1994.

4) Nevzat G. Gencer, M. Kuzuoglu, Y. Ziya Ider, "Electrical Impedance Tomography Using Induced Currents",IEEE Transaction on Medical Imaging, Vol. 13, No.2, pp.338-350, June 1994.

3) Y. Ziya Ider, Bora Nakiboglu, Mustafa Kuzuoglu, Nevzat G. Gencer, "Determination of the Boundary of an Object Inserted into a Water Filled Container",Clinical Physics and Physiological Measurement, Vol 13, Supp. A, pp. 151-154, 1992.

2) Nevzat G. Gencer, Y. Ziya Ider, M. Kuzuoglu, "Electrical Impedance Tomography Using Induced and Injected Currents", Clinical Physics and Physiological Measurement, Vol 13, Supp. A, pp. 95-99, 1992.

1) Y. Ziya Ider, Nevzat G. Gencer, Ergin Atalar, Haluk Tosun, “Electrical Impedance Tomography of  Translationally Uniform Cylindrical Objects with General Cross Sectional Boundaries,”  IEEE Transactions on Medical Imaging, Vol. 9, No.1, pp. 49-59, March 1990.

 

Chapter in a Book 

 

Nevzat G. Gençer, Can E. Acar, Ihsan O. Tanzer, Forward Problem Solution of Magnetic Source Imaging, in Magnetic Source Imaging of the Human Brain, Lawrance Erlbaum Associates, Inc., Publishers, Ed: Zhong-Lin Lu, Lloyd Kaufmann, May 2003.  

 

Nevzat G. Gencer, Induced Current Electrical Impedance Tomography, Wiley Encyclopedia of Biomedical Engineering,  John Wiley & Sons, Inc, 2006

 

Conference Papers

1) Y. Ziya Ider, Cahit Altan, Ergin Atalar, Nevzat G. Gencer, "Electrical Impedance Imaging System Applicable to Objects of Arbitrary but Known Boundary",IEEE-EMBS 9th Annual International Conference Proceedings, Vol. 3, pp. 1427-28, 1987 Boston.

2) Nevzat G.Gencer, Y. Ziya Ider, "Algebraic Reconstruction Techniques for Electrical Impedance Imaging",Proceedings of 2nd National Conference on Electrical Engineering, pp. 402-405, 1987 Ankara, Turkey (Turkish).

3) Y. Ziya Ider, Erkan Dorken, Nevzat G. Gencer , Hayrettin Koymen, "A Dual Modality Imaging System for Impedance Tomography with Ultrasonically Determined Boundaries",IEEE-EMBS 10th Annual International Conference Proceedings, pp. 283-284, 1988 New Orleans.

4) Nevzat G. Gencer, Y. Ziya ider, Haluk Tosun, "Electrical Impedance Tomography of Translationally Uniform Objects", Proceedings of the 30th Anniversary Symposium of the Electrical Engineering Department of METU, pp. 103-106, 1989 Ankara Turkey (Turkish).

5) Y. Ziya Ider, Nevzat G. Gencer, "An Algorithm for Compansating for 3D Effects in Electrical Impedance Tomography",IEEE-EMBS 11th Annual International Conference Proceedings, pp. 465-466, 1989 Seattle.

6) Nevzat G. Gencer, Y. Ziya Ider, "A Simulation Study of the Resolution limits of Electrical impedance Tomography",5th Mediterranean Medical and Biological Engineering Conference Proceedings, pp. 356-357, 1989 Patras Greece.

7) Nevzat G. Gencer, Y. Ziya Ider, Bora Nakiboglu, "An Alternative Solution For the Problem of Electrode Position Determination in Electrical Impedance Tomography",IEEE-EMBS 12th Annual International Conference Proceedings, pp. 128-129, 1990 Philadelphia.

8) Nevzat G. Gencer, Bora Nakiboglu, Y. Ziya Ider, "Use of a Peripheral Layer of Known Conductivity for Electrical Impedance Tomography",Proceedings of Concerted Action on Electrical Impedance Tomography, pp. 76-83 1990 Copenhagen.

9) Nevzat G. Gencer, Y. Ziya Ider, Mustafa Kuzuoglu, " Sensitivity Analysis and Inverse Problem Solution of Electrical Impedance Tomography Using Induced and Injected Currents",IEEE-EMBS 13th Annual International Conference Proceedings, November 1991, Orlando

10) Nevzat G. Gencer, Mustafa Kuzuoglu, Y. Ziya Ider, " Sensitivity Matrix Analysis of the Back-Projection Algorithm in Electrical Impedance Tomography",IEEE-EMBS 14th Annual International Conference Proceedings, October 1992, Paris.

11) Mustafa Kuzuoglu, Kemal Leblebicioglu, Nevzat G. Gencer, " A New Descent Algorithm for Electrical Impedance Tomography",IEEE-EMBS 14th Annual International Conference Proceedings, October 1992, Paris.

12) Nevzat G. Gençer, Mustafa Kuzuoğlu, Y. Ziya İder, "Sensitivity Matrix Approach For Image Reconstruction for Electrical Impedance Tomography", Image Reconstruction in Electrical Impedance Tomography, Proc. CAIT Workshop, Toulouse, 1992.

13) Nevzat. G. Gencer, and Y. Z. Ider, "An Experimental Study for Electrical Impedance Tomography Using Induced Currents",IEEE-EMBS 15th Ann. Int. Conf. Proc., October 1993, San Diego

14) Nevzat. G. Gencer, and Y. Z. Ider, "Electrical Impedance Tomography Using Induced Currents : An Experimental Study",IEEE Trans. Nuc. Sci. Med. Imaging Conf., Vol. 3, pp. 1794-1798, November 1993, San Fransisco.

15) N. G. Gençer, and S. J. Williamson, '' Generalized inverse solution for Bimodal Electro-Magnetic Source Imaging '', Tenth Int. Conf. on Biomag., February 1996, Biomag96, SantaFe

16) Baris Kazar, Nevzat. G. Gencer, "Doku iletkenliklerinin kontak olmadan goruntulenebilmesi icin cevirgec tasarimi", Elektrik-Elektronik Bilgisayar Muhendisligi Konferans Kitapcigi , pp. 142-145, September 1997.

17) Nejat Tek, Nevzat. G. Gencer, "Manyetik uyarimla Doku iletkenligi goruntulemesi icin sonlu elemanlar yontemi ile ileri problem cozumu", Elektrik-Elektronik Bilgisayar Muhendisligi Konferans Kitapcigi , pp. 138-141, September 1997.

18) Kemal Ozdemir, Nevzat. G. Gencer, "Beyin Elektriksel Aktivitelerinin Goruntulenmesi icin Sonlu Elemanlar Yontemi ile Ileri Problem Cozumu", Elektrik-Elektronik Bilgisayar Muhendisligi Konferans Kitapcigi , pp. 158-161, September 1997.

19) Oguz Tanzer, Nevzat. G. Gencer, "Beyin Elektriksel Aktivite lerinin Goruntulenmesi icin Sinir Elemani Yontemi ile Ileri Problem Cozumu",Elektrik-Elektronik Bilgisayar Muhendisligi Konferans Kitapcigi , pp. 154-157, September 1997.

20) Can Acar, Nevzat. G. Gencer, "Sonlu Elemanlar Sayisal Modelinin Cozumu icin Kullanilan Yontemlerin ve Siralama Algoritmalarinin Karsilastirilmasi", Elektrik-Elektronik Bilgisayar Muhendisligi Konferans Kitapcigi , pp. 184-187, September 1997.

21) Ozlem Birgul, Y. Z. Ider, Nevzat. G. Gencer, "MRI-EIT icin Duyarlilik Matrisinin Turetilmesi", Elektrik-Elektronik Bilgisayar Muhendisligi Konferans Kitapcigi , pp. 168-171, September 1997.

22) Nejat Tek, Nevzat. G. Gencer, "A New 3D FEM Formulation for the solution of Potential Fields in Magnetic Induction Problems", 19th Annual International Conference of the IEEE Eng. Med. Biology Society , pp. 2470-2473, 1997

23) Kemal Ozdemir, Nevzat. G. Gencer, "A New Finite Element Method Formulation for the Forward Problem Solution of Electro-magnetic Source Localization", 19th Annual International Conference of the IEEE Eng. Med. Biology Society , pp. 2104-2107,1997.

24) Oguz Tanzer, Nevzat. G. Gencer, "A New Boundary Element Method Formulation for the Forward Problem Solution of Electro-Magnetic Imaging", 19th Annual International Conference of the IEEE Eng. Med. Biology Society , pp. 2100-2103,1997

25)Can E. Acar, Nevzat G. Gencer, "Parallel Solution of the Electro-Magnetic Source Imaging Forward Problem on a network of Workstations", Proceed. Int. Conf. Biomag. BIOMAG 98., 1998

26) Nevzat G. Gencer, I. Oguz Tanzer, "Forward Problem Solution of EMSIs Using BEM with Isoparametric Cubic Elements" 21th Annual International Conference of the IEEE Eng. Med. Biology Society, Atlanta, October 1999.

27)Nevzat G. Gencer, M. Nejat Tek, "Sub-surface Electrical Conductivity Imaging via Contactless Measurements"21th Annual International Conference of the IEEE Eng. Med. Biology Society, Atlanta, October 1999.

28)Can E. Acar, Nevzat G. Gencer, "Forward Problem Solution of ESI using FEM and BEM with Quadratic Isoparametric Elements " 21th Annual International Conference of the IEEE Eng. Med. Biology Society, Atlanta, October 1999.

29) Can. E Acar, Nevzat G. Gencer, "Elektro-Manyetik Kaynak Görüntüleme İleri Probleminin Paralel Bilgisayar Ortamında Çözülmesi: Başarım Arttırımı", Biyomedikal Muhendisligi Ulusal Toplantisi, Kasim 2000.

30) Zeynep Akalin, Nevzat G. Gencer, "MR Kafa   Goruntulerinin Bolutlenmesi" Biyomedikal Muhendisligi Ulusal Toplantisi, Kasim 2000. 

 

31) Tafseer Ahmad, Nevzat G. Gencer, "Biyolojik dokuların elektriksel iletkenliğini  temas olmadan  görüntülemeye yönelik bir alıcı gelişirmek için deneysel çalışmalar" Biyomedikal Muhendisligi Ulusal Toplantisi, Kasim 2000.

 

32) Tafseer Ahmad, Nevzat G. Gencer, “Development of a data acquisition system for electrical conductivity images of biological tissues via contactless measurements”, 23rd Annual International Conference of  IEEE/ EMBS, October 2001, Istanbul, Turkey.

 

33)  Başak Ülker, Nevzat G. Gencer, “Implementation of a Data Acquisition System for contactless conductivity imaging”, 23rd Annual International Conference of  IEEE/ EMBS, October 2001, Istanbul, Turkey (tied for 3rd place in the student paper Competion)

 

34) Zeynep Akalın, Can Erkin Acar, Nevzat G. Gencer,”Development of realistic head models for electromagnetic-source images of the human brain”, ”, 23rd Annual International Conference of  IEEE/ EMBS, October 2001, Istanbul, Turkey

 

35) Can. E. Acar, Nevzat G. Gençer, “Forward Problem Solution of EMSIs with FEM on a network of workstations”, NFSI 2001, pp. 132-134, Innsbruck, Austria.

 

36) Zeynep Akalın, Nevzat G. Gençer, “Forward Problem Solution of EMSIs with BEM Using Realistic Head Models”, NFSI 2001, pp. 135-137, Innsbruck, Austria

 

37) Can E. Acar, Nevzat G. Gençer, “A high performance PC-based Parallel Computing Platform for Electro-magnetic Source Imaging”, The XXIXth International Congress on Electrocardiology and the 4th International Conference on Bioelectromagnetism, July 2002, Montreal, Canada.

 

38) Zeynep Akalın, Nevzat G. Gencer, “Investigating the effects of eye conductivity on EMSI forward problem using a Realistic BEM Head Model”, The XXIXth International Congress on Electrocardiology and the 4th International Conference on Bioelectromagnetism, July 2002, Montreal, Canada.

 

39) Nevzat G. Gençer, Can E. Acar, Use of the reciprocal problems in Electro-magnetic source imaging of the human brain, 25th Annual International Conference of IEEE Engineering in Medicine and Biology Conference, pp. 2667-2670, September 2003.

 

40) Zeynep Akalın, Nevzat G. Gençer, An Accelerated BEM formulation for the formulation of  ESI using realsitic head models, 25th Annual International Conference of IEEE Engineering in Medicine and Biology Conference, pp. 2671-2674, September 2003.

 

41) Can E. Acar, Nevzat G. Gençer, Sensitivity of EEG and MEG to conductivity perturbations, 25th Annual International Conference of IEEE Engineering in Medicine and Biology Conference, pp. 2834-2837, September 2003.

 

42) Serap Kılıç, Nevzat G. Gençer, Buyurman Baykal, Comparison of methods for extraction of evoked potentials, 25th Annual International Conference of IEEE Engineering in Medicine and Biology Conference, pp. 2495-2498, September 2003.

 

43) Yoldaş Ataseven, Can E. Acar, Zeynep Akalın, Nevzat G. Gençer, Insan beyninin elektro-manyetik kaynak görüntülemesinde sınır elemanları yönteminin (SEY) paralel uygulaması, Biyomedikal Mühendisliği ulusal toplantısı, BİYOMUT 2003, 197-201, İstanbul

 

44) Zeynep Akalın, Nevzat G. Gençer, Elektro-manyetik kaynak görüntüleme ileri probleminde gerçekçi kafa modelleri ve iletkenliğe duyarlılık analizi, Biyomedikal Mühendisliği Ulusal Toplantısı, BİYOMUT 2003, 64-67, İstanbul

 

45) Evrim Çolak, Nevzat G. Gençer, Biyolojik doku iletkenliklerinin dokunmasız yöntemlerle görüntülenmesi, Biyomedikal Mühendisliği ulusal toplantısı, BİYOMUT 2003,  38-41, İstanbul

 

46) A. Serkan Şık, Nevzat G. Gençer, X-ışınlı görüntüleme fiziği eğitimi için Java/Flash Tabanlı Benzetim Arabirim Tasarımı, Biyomedikal Mühendisliği ulusal toplantısı, BİYOMUT 2003, 106-109, İstanbul

 

47) Serap Kılıç, Nevzat G. Gençer, Buyurman Baykal, “EBǒden Uyarılmış potansiyellerin kestirimi için üç ayarlanır süzgeç ile altuzay düzenleme yönteminin kıyaslanması”, 11. Sinyal İşleme ve İletişim Uygulamaları Kurultayı, 612-615, Haziran 2003, İstanbul

 

48) Serap Kılıç, Nevzat G. Gençer, Buyurman Baykal, “Uyarılmış potansiyellerin elde edilmesinde altuzay yöntemi ile birleştirilerek etkili kestirim sağlayan iki farklı Wiener süzgeç yaklaşımı”, 11. Sinyal İşleme ve İletişim Uygulamaları Kurultayı, 616-619, Haziran 2003, İstanbul.

 

49) Nevzat G. Gençer, Zeynep Akalın-Acar, “Use of Isolated Problem Approach for multi-compartment BEM models of electric source imaging”, Proceedings of  the BEMNFSI 2005, Minneapolis, 2005.

 

50) Nevzat G. Gençer, Can E. Acar, “Sensitivity of EEG and MEG measurements to tissue conductivity”, Proceedings of  the BEMNFSI 2005, Minneapolis, 2005 (invited regular paper, was also presented in EMBS 2003).