Alan V. Sahakian

Alan V. Sahakian

Alan V. Sahakian

Professor, Bette and Neison Harris Professor of Teaching Excellence,
Joint appointment with Electrical Engineering and Computer Science
PhD, Electrical Engineering, University of Wisconsin

Tech M394

Phone:  (847) 491-7007
Fax:  (847) 491-4928
E-mail: sahakian@ece.northwestern.edu

Website(s):  http://www.ece.northwestern.edu/~sahakian/


Research Interests

Cardiac electrophysiology (especially atrial fibrillation and its treatment by automatic implanted devices), Diagnostic instrumentation for medical and aerospace applications.

Selected Publications

  1. H. al Angari and A.V. Sahakian, Use of Sample Entropy Approach to Study Heart Rate Variability in Obstructive Sleep Apnea Syndrome, TO APPEAR IN IEEE Transactions on Biomedical Engineering, 2007.
  2. S. Petrutiu, A.V. Sahakian and S. Swiryn, Short-Term Dynamics in Fibrillatory Wave Characteristics at the Onset of Paroxysmal Atrial Fibrillation in Humans, TO APPEAR in The Journal of Electrocardiology, 2007.
  3. M. Ruffolo, M.S. Daskin, A.V. Sahakian and R. Berry, Design of a Large Network for Radiological Image Data, IEEE Transactions on Information Technology in Biomedicine, 11(1) pp. 25-39, 2007.
  4. A. Heifetz, K. Huang, A.V. Sahakian, X. Li, A. Taflove and V. Backman, Experimental Confirmation of Backscattering Enhancement Induced by a Photonic Jet, Applied Physics Letters, 89(221118), pp. 2006.
  5. S. Petrutiu, J. Ng, G. M. Nijm, H. al-Angari, S. Swiryn and A.V. Sahakian, Atrial fibrillation and waveform characterization in the surface ECG a time domain perpective, (Invited Paper), IEEE EMBS Magazine, 25(6) pp. 24-30, Nov.2006.
  6. J. Ng, A.V. Sahakian, W.G. Fisher and S. Swiryn, Atrial Flutter Loops Derived from the Surface ECG: Does the Plane of the Loop Correspond Anatomically to the Macro-reentrant Circuit, The Journal of Electrocardiology, 2005.
  7. Q. Xi, A.V. Sahakian, T.G. Frohlich, J. Ng, S.Swiryn, The relationship between the pattern of occurrence of atrial fibrillation and surface ECG fibrillatory wave characteristics, Heart Rhythm, 1, pp. 656-663, 2004.
  8. J. Ng, A.V. Sahakian, W.G. Fisher and S. Swiryn, Surface ECG vector characteristics of organized and disorganized atrial activity during atrial fibrillation, Journal of Electrocardiology, 37(supplement), pp. 91-97, 2004.
  9. Q. Xi, A.V. Sahakian, J. Ng, and S. Swiryn, Atrial fibrillatory wave characteristics in the surface electrocardiogram: consistency over twenty-four hours in clinically stable patients, Journal of Cardiovascular Electrophysiology, 15(8), pp. 1-7, August 2004.
  10. J. Ng, A.V. Sahakian and S. Swiryn, Accelerometer-Based Body-Position Sensing for Ambulatory Electrocardiographic Monitoring, Biomedical Instrumentation and Technology, 37(5), pp. 338-346, 2003.
  11. Q. Xi, A.V. Sahakian and S. Swiryn, The effect of QRS cancellation on atrial fibrillatory wave signal characteristics in the surface electrocardiogram,: The Journal of Electrocardiology, 36(3), pp. 243-249, 2003.
  12. A.V. Sahakian, M.-S. Lee-Peterson, S. Shkurovich, M. Hamer, T. Votapka, T. Ji and S. Swiryn, A simultaneous multichannel monophasic action potential electrode array for in vivo epicardial repolarization mapping, IEEE Transactions on Biomedical Engineering, 48(3), pp. 345-353, 2001.
  13. S.M. Shors, A.V. Sahakian, H.J. Sih and S. Swiryn, "A method for determining high-resolution activation time delays in cardiac mapping," TO APPEAR in the IEEE Transactions on Biomedical Engineering, December, 1996.
  14. A.T. Schoenwald, A.V. Sahakian and S. Swiryn, "Detecting atrial fibrillation using spatial precision," IEEE EMBS Magazine (invited) Vol. 15(3), pp. 45-51, 1996.
  15. C.L. Chan, A.K. Katsaggelos and A.V. Sahakian, "Linear-quadratic noise-smoothing filters for quantum-limited images," IEEE Transactions on Image Processing, IEEE Trans. Image Processing, 4(9), pp. 1328-1333, 1995.
  16. H.J. Sih, A.V. Sahakian, C.E. Arentzen and S.Swiryn, "A frequency domain analysis of epicardial maps," IEEE Transactions on Biomedical Engineering, 42(7), pp. 718-727, 1995.

Honors & Awards

For additional information, visit http://www.ece.northwestern.edu/~sahakian/