Prof. Irena Jekova, PhD | Publications

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Selected publications in peer-reviewed journals

  1. Jekova I., Krasteva V., Leber R., Schmid R., Twerenbold R., Reichlin T., Müller C., Abächerli R., 2017, “A real-time quality monitoring system for optimal recording of 12-lead resting ECG”, Biomedical Signal Processing and Control, vol. 34, pp. 126-133, IF(2017) = 2.783).Krasteva V, Jekova I, Abächerli R, 2017, “Biometric verification by cross-correlation analysis of 12-lead ECG patterns: Ranking of the most reliable peripheral and chest leads”, Journal of Electrocardiology, vol. 50, pp. 847-854, IF(2017) = 1.421.
  2. Jekova I., Stoyanov T, Dotsinsky I, 2017, “Arrhythmia Classification via Time and Frequency Domain Analyses of Ventricular and Atrial Contractions”, Computing in Cardiology, vol. 44, ISSN: 2325-887X DOI:10.22489/CinC.2017.345-029, SJR(2017) = 0.191.
  3. Krasteva V., Jekova I., Schmid R., 2017, “Biometrics via Spatial P-QRS-T Loop Features: Effect of different VCG Transformations”, Computing in Cardiology, vol. 44, ISSN: 2325-8861, DOI:10.22489/CinC.2017.297-134, 1-4, SJR(2017) = 0.191.
  4. Matveev M, Christov I, Krasteva V, Bortolan G, Simov D, Mudrov N, Jekova I, 2017, “Assessment of the stability of morphological ECG features and their potential for person verification/identification”, MATEC Web of Conferences vol.125, 02004, https://www.matec-conferences.org/articles/matecconf/pdf/2017/39/matecconf_cscc2017_02004.pdf DOI: https://doi.org/10.1051/matecconf/201712502004, SJR(2017) = 0.13
  5. Jekova I., Krasteva V., Schmid R., 2018, “Human identification by cross-correlation and pattern matching of personalized heartbeat: Influence of ECG leads and reference database size”, Sensors, vol. 18, 372; doi:10.3390/s18020372, IF(2018) = 3.031.
  6. Krasteva V, Jekova I, Schmid R., 2018, “Perspectives of human verification via binary QRS template matching of single-lead and 12-lead electrocardiogram”, PLoS ONE, 13, 5, 2018, ISSN:1932-6203, DOI:10.1371/journal.pone.0197240, e0197240-25 pages, IF(2018) = 2.776.
  7. Jekova I., Krasteva V., Leber R., Schmid R., Twerenbold R., Müller C., Reichlin T., Abächerli R., 2016, “Inter-lead correlation analysis for automated detection of cable reversals in 12/16-lead ECG”, Computer Methods and Programs in Biomedicine, vol. 134, pp. 31-41, IF=1.862.
  8. Jekova I., Krasteva V., Leber R., Schmid R., Twerenbold R., Müller C., Reichlin T., Abächerli R., 2016, “Intersubject variability and intrasubject reproducibility of 12-lead ECG metrics: Implications for human verification”, Journal of Electrocardiology, (accepted for publication), IF=1.290.
  9. Krasteva V., Jekova I., Leber R., Schmid R., Abächerli R., 2016, “Real-time arrhythmia detection with supplementary ECG quality and pulse wave monitoring for reduction of false alarms in ICU”, Physiol. Meas., (accepted for publication), IF=1.808.
  10. Jekova I., Krasteva V., Leber R., Schmid R., Abächerli R., 2015, “Detection of Electrode Interchange in Right Precordial and Posterior ECG Leads”, Computing in Cardiology, vol. 42, pp. 1149–1152,  ISSN: 2325-8861.
  11. Krasteva V., Jekova I., Leber R., Schmid R., Abächerli R., 2015, “Validation of Arrhythmia Detection Library on Bedside Monitor Data for Triggering Alarms in Intensive Care”, Computing in Cardiology, vol. 42, pp. 737-740,  ISSN: 2325-8861.
  12. Jekova I., Christov I., Krasteva V., Bortolan G., Matveev M., 2015, “Assessment of the Potential of Morphological ECG Features for Person Identification”, Computing in Cardiology, vol. 42, pp. 921-924, ISSN: 2325-8861.
  13. Simova I., Christov I., Bortolan G., Abächerli R., Kambova L., Jekova I., 2015, “Hemodialysis-induced ST-segment deviation”, Computing in Cardiology, vol. 42, pp. 1133-1136,  ISSN: 2325-8861.
  14. Jekova I., 2015, “Potential of the peripheral electrocardiogram for personal verification/identification”, Comptes rendus de l’Acad´emie bulgare des Sciences, vol. 68(4), pp. 497-504, ISSN 1310-1331, IF=0.211.
  15. Jekova I., Bortolan G., 2015, “Personal verification/identification via analysis of the peripheral ECG leads. Influence of the personal health status on the accuracy”, Biomedical Research International, Volume 2015, Article ID 135676, 13 pages, http://dx.doi.org/10.1155/2015/135676, ISSN: 2314-6133 (Print), ISSN: 2314-6141 (Online), IF= 2.134.
  16. Krasteva V., Jekova I., Leber R., Schmid R., Abächerli R., 2015, “Superiority of Classification Tree versus Cluster, Fuzzy and Discriminant Models in a Heartbeat Classification System”, PLoS ONE 10(10): e0140123. doi:10.1371/journal.pone.0140123, ISSN:1932-6203 (Electronic), IF=3.234.
  17. Jekova I., Leber R., Krasteva V., Schmid R., Abächerli R., 2014, “Lead Quality Monitoring for Detection of the Optimal Snapshot Time to Record Resting ECG”, Computing in Cardiology, vol. 41, pp. 573-576, SJR=0.244.
  18. Krasteva V., Leber R., Jekova I., Schmid R., Abächerli R., 2014, “Classification of Supraventricular and Ventricular Beats by QRS Template Matching and Decision Tree”, Computing in Cardiology, vol. 41, pp. 349-352, SJR=0.244.
  19. Abächerli R., Leber R., Jekova I., Krasteva V., Schmid R., Schmid J-J, Müller C., 2014, “Detection performance of an automatic lead reversal detection module”, Journal of Electrocardiology Volume 47(6), p. 907, IF = 1.363.
  20. TsibulkoV., Iliev I., Jekova I., 2014, “A Review on Pacemakers: Device Types, Operating Modes and Pacing Pulses. Problems Related to the Pacing Pulses Detection”, International Journal Bioautomation, vol. 18(2), pp. 89-100, SJR=0.134.
  21. Jekova I., TsibulkoV., Iliev I., 2014, “ECG Database Applicable for Development and Testing of Pace Detection Algorithms”, International Journal Bioautomation, vol. 18(4), pp. 377-388, SJR=0.134..
  22. TsibulkoV., Iliev I., Jekova I., 2014, “Methods for Detecting Pacemaker Pulses in ECG Signal: A Review”, Annual Journal of Electronics, vol. 8, pp. 77-80.
  23. Jekova I., Krasteva V., Kalaydjiev A., Mudrov Ts., Ménétré S., Didon JP, “Respiration Detection Implemented in Multichannel ECG Front End Module: A Preliminary Study”, Annual Journal of Electronics, vol. 8, pp. 70-73.
  24. Krasteva V., Jekova I., Stoyanov T., Ménétré S., Didon JP., 2013, “Performance of Heart Rhythm Analysis during Chest Compressions in Out-of-Hospital Cardiac Arrest”, Computing in Cardiology, vol. 40, pp. 1091-1094, SJR=0.244.
  25. Jekova I., Krasteva V, Abächerli R., 2013, “Detection of Electrode Interchange in Precordial and Orthogonal ECG Leads”, Computing in Cardiology, vol. 40, pp. 519-522, SJR=0.244.
  26. Todorova L., Vassilev P., Matveev M., Krasteva V., Jekova I., Hadjitodorov S., Georgiev G., Milanov S., 2013, “Generalized net model of a protocol for weaning from mechanical ventilation”, Comptes rendus de l’Acad´emie bulgare des Sciences, vol. 66(10), pp. 1385-1392, IF = 0.198.
  27. Jekova I., Krasteva V., Georgiev G., Todorova L., Vassilev P., Matveev M., 2013, “Decision Support System for Prediction of the Weaning Outcome from Mechanical Ventilation”, Annual Journal of Electronics, vol. 7 (1), pp. 60-63.
  28. Bortolan G., Christov I., Simova I., Dimitrov N., Jekova I., Krasteva V., 2012, “Clinical Characterization by Principal Component Analysis of ECG in Stress Test”, Computing in Cardiology, vol. 39, pp. 613-616, SJR=0.244.
  29. Matveev M., Krasteva V., Jekova I., Georgiev G., Milanov S., Prokopova R., Todorova L.., 2012, “Profile of the Autonomic Cardiac Control in Patients Who Are not Considered Ready for Weaning from Mechanical Ventilation”, Computing in Cardiology, vol. 39, pp. 625-628, SJR=0.244.
  30. Iliev I., Nenova B., Jekova I., Krasteva V., 2012, “Algorithm for Real-Time Pulse Wave Detection Dedicated to Non-Invasive Pulse Sensing”, Computing in Cardiology, vol. 39, pp. 777-780, SJR=0.244.
  31. Jekova I., Krasteva V., Christov I., Abächerli R., 2012, “Threshold-based system for noise detection in multilead ECG recordings”, Physiol. Meas., vol. 33, pp. 1463-1477, IF=1.617.
  32. Krasteva V., Jekova I., Trendafilova E., Ménétré S., Mudrov Ts., Didon JP., 2012, “Study of Transthoracic Impedance Cardiogram for Assessment of Cardiac Hemodynamics in Atrial Fibrillation Patents”, International Journal Bioautomation, vol. 16(3), pp. 203-210, SJR=0.134.
  33. Matveev M., Krasteva V., Jekova I., Georgiev G., Todorova L., Prokopova R., 2012, “Monitoring of the weaning process in patients with successful outcome after mechanical ventilation”, Intensive Care Medicine, vol. 38 (S1), IF=5.544.
  34. Didon JP., Jekova I., Ménétré S., Krasteva V., 2012, “Transthoracic impedance patterns during systole reveal changes in cardiac hemodynamics using external defibrillators”, Circulation, vol. 126, A193, IF=15.202.
  35. Jekova I., Krasteva V., Georgiev G., Todorova L., Vassilev P., Matveev M., 2012, “Measurements on Ventilatory Signals during Volume Controlled and Pressure Support Ventilation to Predict the Weaning Outcome”, Annual Journal of Electronics, vol. 6 (1), pp. 27-30.
  36. Krasteva V., Jekova I., Trendafilova E., Ménétré S., Mudrov Ts., Didon JP., 2012, “Transthoracic Impedance Cardiogram Indicates for Compromised Cardiac Hemodynamics in Different Supraventricular and Ventricular Arrhythmias”, Annual Journal of Electronics, vol. 6(1), pp. 23-26.
  37. Didon JP, Krasteva V., Ménétré S., Stoyanov T., Jekova I., 2011, “Shock advisory system with minimal delay triggering after end of chest compressions: Accuracy and gained hands-off time”, Resuscitation, vol. 82S, pp. S8-S15, IF=3.960.
  38. Jekova I., Krasteva V., Dotsinsky I., Christov I., Abächerli R., 2011, “Recognition of Diagnostically Useful ECG Recordings: Alert for Corrupted or Interchanged Leads”, Computing in Cardiology, vol. 38, pp. 429-432, SJR=0.244.
  39. Krasteva V., Jekova I., Ménétré S, Stoyanov T., Didon JP, 2011, “Influence of Analysis Duration on the Accuracy of a Shock Advisory System”, Computing in Cardiology, vol. 38, pp. 537-540, SJR=0.244.
  40. Krasteva V., Jekova I., Didon J.P., 2011, “An audiovisual feedback device for compression depth, rate and complete chest recoil can improve the CPR performance of lay persons during self-training on a manikin”, Physiol. Meas., vol. 32, pp. 687-699, IF=1.617.
  41. Jekova I., Krasteva V., Todorova L., Vassilev P., Georgiev G., Matveev M., 2011, “Monitoring of the Patient Feedback during Weaning Procedure from Mechanical Ventilation”, Annual Journal of Electronics, vol. 5(2), pp. 68-72.
  42. Didon J.P., Jekova I., Krasteva V., 2010, “Evaluation of a Shock Advisory System with Non-Shockable Pediatric Rhythms”, Computing in Cardiology, vol. 37, pp. 525-528, SJR=0.244.
  43. Krasteva V, Jekova I, Dotsinsky I, Didon JP, 2010, “Shock advisory system for heart rhythm analysis during cardiopulmonary resuscitation using a single ECG input of automated external defibrillators”, Annals on Biomedical Engineering, vol.38, pp. 1326-1336, IF=3.231.
  44. Didon J.P., Ménétré S., Jekova I., Krasteva V., 2010, “Method for Minimal Delay Triggering of VF Detection During Cardio Pulmonary Resuscitation”, Circulation, vol. 122: A253, IF=15.202.
  45. Jekova I., Krasteva V., Mudrov Ts., 2010, “Assessment of the Cardiac Hemodynamics During Cardioversion Using Impedance Measurements: Preliminary results”, Annual Journal of Electronics, vol. 4(2), pp. 146-149.
  46. Mudrov Ts., Krasteva V., Jekova I., Mudrov N., Matveev M., Stoyanov T., 2010, “Device for data collection during cardioversion”, Annual Journal of Electronics, vol. 4(2), pp. 142-145.
  47. Stoyanov T., Christov I., Jekova I. , Krasteva V, 2010, “Online adaptive filter for mains interference suppression in diagnostic electrocardiographs: Cases of amplitude and frequency deviation”, Annual Journal of Electronics, vol. 4(2), pp. 150-153.
  48. Didon J.P., Dotsinsky I., Jekova I., Krasteva V.,2009, “Detection of Shockable and Non-Shockable Rhythms in Presence of CPR Artifacts by Time-Frequency ECG Analysis”, Computers in Cardiology, vol. 36 pp. 817-820, SJR=0.244.
  49. Jekova I., Krasteva V., Ménétré S., Stoyanov T., Christov I., Fleischhackl R., Schmid J.J., Didon J.P., 2009, “Bench study of the accuracy of a commercial AED arrhythmia analysis algorithm in the presence of electromagnetic interference”, Physiol. Meas., vol. 30 pp. 695-705, IF=1.617.
  50. Krasteva V, Jekova I, Ménétré S, Stoyanov T, Dotsinsky I, Didon JP, 2009, “A new VF detection method during Cardio Pulmonary Resuscitation that minimizes hands-off time”, Circulation, vol. 120, pp. S640, IF=15.202.
  51. Jekova I., Krasteva V., Dotsinsky I., 2009, “Filtering of chest compression artefacts in the electrocardiogram”, International Journal Bioautomation, vol. 13(4), pp. 19-28.
  52. Krasteva V., Jekova I., Stoyanov T., Didon J.P., 2009, “Hands-off intervals during cardiopulmonary resuscitation: duration and effect on the ECG analysis”, International Journal Bioautomation, vol. 13(4), pp. 29-38.
  53. Jekova I, Krasteva V, Neycheva T, Mudrov N, Kostov Z, Didon JP, 2009, “Cardio Compression Control Device: Development, calibration and testing”, International Journal Bioautomation, vol. 13(3), pp. 83-96.
  54. Jekova I, Krasteva V, Dobreva T, Mudrov N, Kostov Z, Didon JP, 2009, “Cardio Compression Control Device”, Annual Journal of Electronics, vol. 3(1), pp. 24-27.
  55. Christov I, Jekova I, Krasteva V, Dotsinsky I, Stoyanov T, 2009, “Rhythm analysis by heartbeat classification in the electrocardiogram”, International Journal Bioautomation, vol. 13 (2), pp. 84-96.
  56. Кръстева В, Жекова И, Мудров Н, Стоянов Т, 2009, “Автоматични външни дефибрилатори”, Списание на БАН, бр. 4, pp. 13-17.
  57. Didon JP., Fontaine G., White R., Jekova I., Schmid JJ., Cansell A., 2008, “Clinical Experience with a Low Energy Pulsed Biphasic Waveform in Out-of-Hospital Cardiac Arrest”, Resuscitation, vol. 76/3, pp. 350-353, IF=3.960.
  58. Jekova I., Bortolan G., Christov. I., 2008, “Assessment and comparison of different methods for heartbeat classification”, Med. Eng. & Phys., vol. 30/2 pp. 248-257, IF=1.839.
  59. Lejeune C., Fontaine G., Valance A., Frey J., Jekova I. , Didon J.P., 2008, “Value of pulsed biphasic defibrillation shocks for the treatment of Out-of-Hospital Cardiac Arrest”, Journal of Interventional Cardiac Electrophysiology, vol. 22: p.83, IF=1.552.
  60. Доцински И., Кръстева В., Жекова И., Христов И., Стоянов Т., 2008, “Разпознаване на екстрасистоли в електрокардиограмата: обзор на методи и алгоритми приложими в квазиреално време”, Автоматика и Информатика, бр. 4, pp.25-30.
  61. Jekova I., Didon J.P. , Krasteva V. , Fontaine G. , Contini M. , Schmid J.J., 2008, “Assessment of the efficacy of pulsed biphasic defibrillation shocks for treatment of out-of-hospital cardiac arrest”, International Journal Bioautomation, vol. 10, pp. 59-70.
  62. Krasteva V., Jekova I., 2007, “QRS template matching for recognition of ventricular ectopic beats”, Annals on Biomedical Engineering, vol. 35/12 pp. 2065-2076, IF=3.231.
  63. Jekova I., 2007, “Shock advisory tool: Detection of life-threatening cardiac arrhythmias and shock success prediction by means of a common parameter set”, Biomedical Signal Processing & Control, vol. 2 pp. 25-33, IF=1.532.
  64. Didon J.P., Fontaine G., Jekova I., Schmid J.J., 2007, “Efficiency of 90 Joules vs. 130 Joules pulsed biphasic shocks in out-of-hospital cardiac arrest”, Journal of Interventional Cardiac Electrophysiology, vol. 18: p.104, IF=1.552.
  65. Gómez-Herrero G., Jekova I., Krasteva V., Christov. I., Gotchev A., Egiazarian K., 2006, “Relative Estimation of the Karhunen-Loève Transform Basis Functions for Detection of Ventricular Ectopic Beats”, Computers in Cardiology, vol. 33 pp. 569-572, SJR=0.244.
  66. Christov. I., Gómez-Herrero G., Krasteva V., Jekova I., Gotchev A., Egiazarian K., 2006, “Comparative study of morphological and time-frequency ECG descriptors for heartbeat classification”, Med. Eng. & Phys., vol. 28 pp. 876-887, IF=1.839.
  67. Krasteva V., Jekova I., Christov I., 2006, “Algorithm for automatic detection of premature atrial contractions in the electrocardiogram”, Електроника и Електротехника vol. 9-10 pp 49-55.
  68. Jekova I., 2006, “Assessment of the efficiencies of two defibrillation shock sequences”, Електроника и Електротехника vol.11-12 pp 21-26.
  69. Bortolan G., Jekova I., Christov I., 2005, “Comparison of four methods for premature ventricular contractions and normal beats clustering”, Computers in Cardiology, vol.32, pp. 921-924, SJR=0.244.
  70. Jekova I., Krasteva V., 2005, “Subtraction of 16.7 Hz railroad net interference from the electrocardiogram: Application for automatic external defibrillators”, Physiol. Meas. vol.26 pp. 987-1003, IF=1.617.
  71. Krasteva V., Jekova I., 2005, “Assessment of ECG frequency and morphology parameters for automatic classification of life-threatening cardiac arrhythmias”, Physiol. Meas. vol.26 pp. 707-723, IF=1.617.
  72. Christov I., Jekova I., Bortolan G., 2005, “Premature ventricular contraction classification by the K-th nearest neighbours rule”, Physiol. Meas. vol.26 pp. 123-130, IF=1.617.
  73. Jekova I., Krasteva V., 2005, “Fast Algorithm for Vectorcardiogram and Interbeat Intervals Analysis: Application for Premature Ventricular Contractions Classification”, Bioautomation, vol. 3., pp. 82-93.
  74. Jekova I., Krasteva V., 2004, “Real time detection of ventricular fibrillation and tachycardia”, Physiol. Meas.vol.25, pp 1167-1178, IF=1.617.
  75. Jekova I., Mougeolle F., Valance A., 2004, “Defibrillation shock success estimation by a set of six parameters derived from the electrocardiogram”, Physiol. Meas.vol.25, pp. 1179-1188, IF=1.617.
  76. Jekova I., Bortolan G., Christov I., 2004, “Pattern recognition and optimal parameter selection in premature ventricular contraction classification”, Computers in Cardiology, vol.31, pp. 357-360, SJR=0.244.
  77. Jekova I., 2003, “Estimation of Electrocardiogram Peak Frequency and Periodicity During Ventricular Fibrillation”, Computers in Cardiology, vol.30, pp.225-228, SJR=0.244.
  78. Jekova I. and Mitev P., 2002, “Detection of ventricular fibrillation and tachycardia from the surface ECG by a set of parameters acquired from four methods” Physiol. Meas.vol.23, pp 629-634, IF=1.617.
  79. Jekova I., Dushanova J., Popivanov D., 2002, “Method for ventricular fibrillation detection in the external electrocardiogram using nonlinear prediction”, Physiol. Meas.vol.23, pp 337-345, IF=1.617.
  80. Жекова И., Митев П., 2002, “Детектиране на ЕКГ сигнали при камерна фибрилация и тахикардия”, Електроника и Електротехника vol.1/2 pp 39-43.
  81. Jekova I., Cansell A., Dotsinsky I., 2001, “Noise sensitivity of three surface ECG fibrillation detection algorithms”, Physiol. Meas.vol.22, pp 287-297, IF=1.617.
  82. Jekova I., 2000, “Comparison of five algorithms for the detection of ventricular fibrillation from the surface ECG”, Physiol. Meas.vol.21, pp 429-439, IF=1.617.

* The presented IF and SJR indexes are the officially published for the journals’ rank in 2013.

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