Computers in Cardiology

Computers in Cardiology 2009 Preprints

Computers in Cardiology 2009, Volume 36

This page contains links to the latest versions of a selection of papers submitted to CinC 2009. The authors of these papers have allowed them to be posted here as preprints, for the personal use of registered CinC attendees only. Please note that these preprints may be revised prior to publication, and that they may not be redistributed.

To see if the author of a specific paper has chosen to make it available as a preprint here, find it in the program below and click on its title. If a preprint of the paper is available, it will begin downloading immediately.

If you submitted a paper and wish to make it available as a preprint here, please find your paper in the program below and click on its title for instructions on how to make it available.




Monday, September 14, 2009
 09:00    Rosanna Degani Young Investigator Award
 11:00    Parallel Sessions
   Ultrasound
   Heart Rate Variability I
   Cellular Models
   Monitoring
14:00-23:30    Social Event

Tuesday, September 15, 2009
 08:00    Parallel Sessions
   Ischemia
   AF Detection and Analysis
   Heart Rate Variability II
   ECG Imaging
 09:45    Parallel Sessions
   Monitoring
   Whole Heart Models
   Arrhythmia Mapping and Informatics
   Phonocardiography
 11:15    Nanotechnology
 14:00    Parallel Sessions
   Database I
   Cardiac MRI
   ECG Lead Systems
   Brugada Syndrome/Repolarization
 16:00    Parallel Sessions
   Ventricular Arrhythmias
   Databases II
   Physiological Oscillations I
   Mechanical Modeling
 17:30    Poster Session
   Heart Rate Variability
   Autonomic Reflex
   Cellular Modeling
   Cardiac Modeling
   Monitoring
   QRS Morphology I
   Cardiac Mapping
   Databases

Wednesday, September 16, 2009
 08:00    Parallel Sessions
   PhysioNet/CinC Challenge I
   ECG and Ambulatory Monitoring
   QT Intervals
   Cardiovascular Imaging
 10:00    Parallel Sessions
   PhysioNet/CinC Challenge II
   Coronary Artery Imaging
   Ischemia and Bidomain Modeling
   Physiological Oscillations II
 11:30    Poster Session
   Ischemia
   Repolarization
   ECG
   ECG Leads
   Apnea
   Hemodynamics
   Imaging
   Physionet/CinC Challenge
   QRS Morphology II
 13:45    Closing Plenary Session

M1: Rosanna Degani Young Investigator Award
Monday, September 14, 2009, 09:00

Support Vector Machine Based Conformal Predictors for Risk of Complications following a Coronary Drug Eluting Stent Procedure
VN Balasubramanian*, G Ramkiran, S Panchanathan, J Vermillion,
A Bhaskaran, RM Siegel

Spatial Projection of Tachycardia Electrograms for Morphology Discrimination in Implantable Cardioverter Defibrillators
P Bouchet*, R Dubois, C Henry, P Roussel, G Dreyfus

Computational Assessment of Spatio-Temporal Heterogeneity of Human Left Ventricular Contractions in Normal and Ischemic Heart
T Chumarnaya*, O Solovyova, SV Sukhareva, VS Markhasin

Effect of Respiration on the Solutions of Forward and Inverse Electrocardiographic Problems: A Simulation Study
Y Jiang*, Y Meng, D Farina, O Dössel

A Comparison of 2D and 3D Edge Detectors in Semi-Automated Measurements of Chamber Volumes Using 3D Echocardiographic Laboratory Phantom Images
K Wang*, AJ Sims, A Murray

Automated Blood Pressure Measurement: Reasons for Measurement Variability Uncovered
D Zheng*, JN Amoore, S Mieke, FE Smith,
ST King, A Murray

S21: Ultrasound
Monday, September 14, 2009, 11:00

Quantitative Evaluation of Regional Left Ventricular Function Using Three-Dimensional Speckle Tracking Echocardiography
F Maffessanti*, HJ Nesser, L Weinert, R Steringer-Mascherbauer,
J Niel, W Gorissen, EG Caiani, RM Lang, V Mor-Avi

Multimodality Comparison of Quantitative Volumetric Analysis of the Right Ventricle
L Sugeng, HJ Nesser, L Weinert, J Niel, C Ebner,
R Steringer-Mascherbauer, R Bartolles, R Baumanm,
G Schummers, RM Lang, V Mor-Avi*

Quantitative Assessment of Changes in Left Ventricular Shape following Mitral Valve Repair
F Maffessanti*, G Tamborini, F Muratori, M Zanobini, V Mor-Avi,
L Sugeng, F Alamanni, RM Lang, M Pepi, EG Caiani

Quantification of Aortic Valve Stenosis Using Transesophageal Real-Time 3D Echocardiographic Images
F Veronesi, C Corsi, V Mor-Avi, L Sugeng,
L Wienert, RM Lang, C Lamberti*

A Computational Tool for Quantitative Assessment of Peripheral Arteries in Ultrasound Images
M Higa*, PE Pilon, SG Lage, MA Gutierrez

S22: Heart Rate Variability I
Monday, September 14, 2009, 11:00

High Frequency Component of HRV-Respiratory Frequency Continuous Relationship during Postural Change
S Carrasco-Sosa, A Guillén-Mandujano*, P Coello-Caballero

Dynamic Cardiovagal Response to Motion Sickness: A Point-Process Heart Rate Variability Study
L LaCount*, V Napadow, B Kuo, K Park,
J Kim, E Brown, R Barbieri

Novel Feature for Quantifying Temporal Variability of Poincaré Plot: A Case Study
C Karmakar*, J Gubbi, A Khandoker, M Palaniswami

Rhythmometric Analysis of Heart Rate Variability Indices during Long Term Monitoring
R Goya-Esteban*, I Mora-Jiménez, JL Rojo-Álvarez, O Barquero-Pérez, S Manzano-Martínez,
F Pastor-Pérez, D Pascual-Figal, A García-Alberola

Applications of Novel HRV Techniques to PGC1a-Deficient and Wild Type Mice
PK Stein*, DW Lee, J Lehman, A Gupta

S23: Cellular Models
Monday, September 14, 2009, 11:00

A Modified FitzHugh-Nagumo Model that Allows Control of Action Potential Upstroke Velocity and Conduction Velocity
J Li*, S Inada, H Dobrzynski, H Zhang, M Boyett

Ensuring Stability in Models of Atrial Kinetics
A van Oosterom*

Systems Biology in Safety Assessment: Use of a Recalibrated Hund-Rudy Model to Predict the Effect of Novel Drug Compounds on Action Potential Duration
MR Davies*, H Mistry, N Abi-Gerges, C Pollard, J Swinton

Adaptation of an Action Potential Minimal Model to Acute Ischemia
F Gasperini, C Lamberti, JM Ferrero*

Mathematical Models of Human Sinus and Atrioventricular Node Action Potentials
S Inada*, MR Boyett, H Dobrzynski

Cardiac Memory in Human Atria and Relation to Arrhythmogenesis
C Sánchez*, E Pueyo, P Laguna, B Rodríguez

S24: Monitoring
Monday, September 14, 2009, 11:00

An Open Source Toolkit for Managing Patient Monitoring Device Alarms Based on the IHE Alarm Communication Management Profile
MJB van Ettinger*, JA Lipton, KJ Fuchs, TB van Dam,
RJ Barendse, NHJJ van der Putten, SP Nelwan

Evaluation of a Long-Term Continuous Full Disclosure Archiving System for Multi-Parameter Patient Monitoring Devices
SP Nelwan, MCJ de Wijs, TB van Dam, W Scholz, KJ Fuchs,
MJB van Ettinger, SH Meij, NHJJ van der Putten, J Lipton

A New Simple Multimodal Platform for Home Monitoring of Cardiac Patients through Textile Technology
P Meriggi*, F Rizzo, A Faini, F Chiarugi, I Karatzanis,
G Zacharioudakis, M Valentini, G Parati, P Castiglioni, M Di Rienzo

Validation of a Flexible and Innovative Home Platform for the Monitoring of Heart Failure Patients: First Results
A Sciacqua, A Gualtieri, F Perticone, M Valentini, A Faini,
G Parati, G Zacharioudakis, F Chiarugi*, C Assimakopoulou,
M Stratakis, P Meriggi, M Di Rienzo

Early Experiences of the Use of Remote Patient Monitoring for the Long Term Management of Chronic Disease
M Clarke*, J Fursse, RW Jones

Combining Multiple Cardiac Output Estimators to Reduce Error
OT Abdala*, T Chen, GD Clifford

S31: Ischemia
Tuesday, September 15, 2009, 08:00

Electrocardiographic Response of the Heart to Myocardial Ischemia
KK Aras*, S Shome, DJ Swenson, JG Stinstra, RS MacLeod

Validation of New Enhanced ACC/ESC STEMI Criteria on a Population of Patients with Suspected Acute Coronary Syndrome
JJ Wang*, GS Wagner, TN Martin, JW Warren,
M Mirmoghisi, BM Horácek

Spatial Characterization of Ischemia in 12-Lead ECG Recordings during PCI Using Both Depolarization and Repolarization Indices
D Romero*, E Pueyo, M Ringborn, P Laguna

Effectiveness of ECG Interpretation Programs in the Ambulance Setting
E Clark*, M Sejersten, P Clemmensen, PW Macfarlane

Detection of Myocardial Ischemia with Hidden Semi Markovian Models
J Dumont*, G Carrault, P Gomis, GS Wagner, AI Hernandez

Beat-to-Beat Variation of Three-Dimensional QRS-T Angle Measures during Exercise Test
M Karsikas*, K Noponen, M Tulppo, H Huikuri, T Seppänen

S32: AF Detection and Analysis
Tuesday, September 15, 2009, 08:00

Quantitative Analysis of Circadian Variation in Atrial Fibrillation Frequency
F Sandberg*, A Bollmann, D Husser, M Stridh, L Sörnmo

Non-Invasive Estimates of Left Atrial Activation in a Patient with Dissociated Left Atrial Tachycardia following Ablation of Atrial Fibrillation
PG Platonov*, I Nault, M Stridh, F Holmqvist, M Haissaguerre

A Statistical Approach for Accurate Detection of Atrial Fibrillation and Flutter
S Dash*, E Raeder, S Merchant, K Chon

Significance of Mixing Matrix Structure on Principal Component Based Analysis of Atrial Fibrillation Body Surface Potential Maps
P Bonizzi*, M Guillem, F Castells, AM Climent,
V Zarzoso, O Meste

In-Vivo Measurements of Atrial Repolarization Alternans Based on Standard Pacemaker Technology
F Jousset*, JM Vesin, P Pascale, P Ruchat,
M Fromer, E Pruvot

Stability and Correlation of Electrogram Organization and Synchronization Indices during Atrial Fibrillation
F Simón*, A Arenal, P Laguna, JP Martínez

S33: Heart Rate Variability II
Tuesday, September 15, 2009, 08:00

Heart Rate Turbulence Detection Using Mean Shape Information
D Smith*, K Solem, P Laguna, JP Martínez, L Sörnmo

Characterizing Histograms of Heartbeat Interval Differences with Gaussian Mixture Densities
R Sassi*

RSA Component Extraction from Heart Rate Signal by Independent Component Analysis
S Tiinanen*, M Tulppo, T Seppänen

Long Memory and Volatility in HRV: An ARFIMA-GARCH Approach
A Leite, AP Rocha*, ME Silva

Modified Elhers’ Index for Improved Detection of Heart Rate Asymmetry in Poincaré Plot
C Karmakar*, J Gubbi, A Khandoker, M Palaniswami

S34: ECG Imaging
Tuesday, September 15, 2009, 08:00

Non-Invasive Cardiac Imaging Based on Just the Standard 12-Lead Signals?
PM van Dam*, TF Oostendorp, A van Oosterom

Evaluation of Approaches to Solving Electrocardiographic Imaging Problem
M Milanic, V Jazbinsek, DF Wang, J Sinstra,
R Macleod, DH Brooks, R Hren*

Evaluation of Rule-Based Approaches for the Incorporation of Skeletal Muscle Fiber Orientation in Patient-Specific Anatomy
DUJ Keller*, O Dössel, G Seemann

Reconstruction from Experimental Data of a Mathematical Model of Cardiac Tissue: A Feasibility Study
T Bakir, B Xu, S Jacquir, S Binczak*

Methods for Initialization of Activation-Based Inverse Electrocardiography Using Graphs Derived from Heart Surface Geometry
B Erem*, PM van Dam, A Keely, JG Stinstra,
TF Oostendorp, DH Brooks

Finite Element Refinements for Inverse Electrocardiography: Hybrid-Shaped Elements, High-Order Element Truncation and Variational Gradient Operator
DF Wang*, RM Kirby, CR Johnson

S41: Monitoring
Tuesday, September 15, 2009, 09:45

The Effect of Signal Quality on Six Cardiac Output Estimators
T Chen*, GD Clifford, RG Mark

Blood Pressure Tracking Capabilities of Pulse Transit Times in Different Arterial Segments: A Clinical Evaluation
C Douniama*, CU Sauter, R Couronne

A Distributed Algorithm for Real Time Analysis of Heart Rate Variability Using Low Power Wireless Monitors
E Ertin*, L Wittmers, M al'Absi, S Kumar

A Novel Single-Channel Real-Time Event Monitoring Software for Extremely Hardware-Limited ECG Devices
R Petrovic, A Khawaja*, J Steininger, TK Zywietz

S42: Whole Heart Models
Tuesday, September 15, 2009, 09:45

A Mesh-Less Method for Estimation of Left Ventricle Electrophysiological Activation Time
A Pashaei*, R Sebastian, V Zimmerman, BH Bijnens, AF Frangi

Grid Computing Simulations of Ion Channel Block Effects on the ECG Using 3D Anatomically-Based Models
MO Bernabeu*, A Corrias, J Pitt-Francis, B Rodriguez, B Bethwaite, C Enticott,
S Garic, T Peachey, J Tan, D Abramson, D Gavaghan

Wave Equation Based Interpolation on Volumetric Cardiac Electrical Potentials
DJ Swenson*, JG Stinstra, BM Burton, KK Aras, RS MacLeod

Activity Level of an Atrial Ectopic Focus Observed through the Equivalent Dipole: A Biophysical Model
M Lemay, V Jacquemet, C Duchęne*, A van Oosterom,
R Abaecherli, JM Vesin

S43: Arrhythmia Mapping and Informatics
Tuesday, September 15, 2009, 09:45

Differential Electrograms Computed from Unipolar Endocardial Recordings Improve Purkinje Activation Identification
DJ Dosdall*, J Huang, RE Ideker

A Method for Assessing the Sampling Bandwidth for Activation Time and Voltage Maps in Cardiac Navigators
JL Rojo-Alvarez*, FJ Sáiz-Rodríguez, CA Ruiz-Villa, F Alonso-Atienza, A García-Alberola

An XML Format for Storing Body Surface Potential Map Recordings
R Bond*, D Finlay, C Nugent, G Moore

A Smart Phone Based Telemedicine System for Recording Limited Lead Body Surface Potential Maps
DD Finlay*, CD Nugent, CJ Breen

S44: Phonocardiography
Tuesday, September 15, 2009, 09:45

Heart Sound Extraction to Enable Remote Auscultation of Patients
N Mahmood*, T Syeda-Mahmood

Stationary Wavelet-Domain Phonocardiogram Segmentation Based on a Dissimilarity Measure
C Guarnizo-Lemus*, E Delgado-Trejos

ODySSY: An on-Demand Stethoscope System for Remote Auscultation
T Syeda-Mahmood*, N Mahmood, T Zimmerman, S Oakley,
G Carraro, N Bhatnagar

M5: Nanotechnology
Tuesday, September 15, 2009, 11:15

Relationship between Local Hemodynamics and Inflammatory Protein Expression in the Mouse Aorta
WR Taylor*, J Oshinski, J Suo, N Willett, M Consolini,
I Campbell, S Nie, DP Giddens

Nanoparticles for Drug Delivery to Atherosclerotic Plaques
JW Smith*

Assessment of Natriuretic Peptide Clearance Receptor with Positron Emission Tomography in a Cardiovascular Disease Model
Y Liu*, R Rossin, D Abendschein, GE Woodard, J Zheng,
K McCommis, PK Woodard, MJ Welch

Engineering Molecular Imaging Probes for Nanocardiology
G Bao*

S61: Database I
Tuesday, September 15, 2009, 14:00

Increasing Patient Safety in Drug Trials with Computer Based ECG Analysis and Classification: A Study with 13,000 Resting ECGs
TK Zywietz*, A Khawaja, R Petrovic, R Fischer, J Reinstaedtler

Long-Time Experience with a Dedicated Database for a Chest Pain Observation Unit
T Hilbel*, D Lossnitzer, HA Katus, E Giannitsis

A Database for Cardiac MRI and CT Reporting and Scientific Work
D Lossnitzer*, E Giannitsis, HA Katus, T Hilbel

Alarming Data from the Intensive Cardiac Care Unit
JA Lipton*, MJB van Ettinger, RJ Barendse, TB van Dam,
NHJJ van der Putten, SP Nelwan

EPOCH: A Web-Based Platform for Integrating Outcomes Research and Healthcare Delivery
GE Soto*, JA Spertus

S62: Cardiac MRI
Tuesday, September 15, 2009, 14:00

Visualization of Lesion Transmurality following Radio-Frequency Ablation of Atrial Fibrillation
JJE Blauer*, D Swenson, C Gloschat, J Stinstra,
NF Marrouche, RS MacLeod

Patient-Specific Cardiac Anatomical Models from Short-and Long-Axis MRI Slices
P Prior*, R Casero Canas, B Rodriguez, V Grau

Toward an Imaging-Based Atlas of the Mouse Myocardial Fiber Structure
LJ Healy, S Joshi, O Abdullah, EW Hsu*

Local Indices of Aortic Stiffness: A Magnetic Resonance Imaging Study
A Dogui*, A De Cesare, N Kachenoura, F Frouin,
M Lefort, E Mousseaux, A Herment

Evaluation of Magnetic Resonance First-Pass Contrast-Enhanced Data Registration as a Basis for Quantification of Myocardial Perfusion
N Kachenoura*, P Cluzel, CA Cuenod, P Grenier,
F Frouin, D Balvay

A Semi-Automatic Software Package for Analysis of Dynamic Contrast-Enhanced MRI Myocardial Perfusion Studies
NA Pack*, S Vijayakumar, TH Kim, CJ McGann, EVR DiBella

S63: ECG Lead Systems
Tuesday, September 15, 2009, 14:00

Assessing QT Interval Hysteresis from Standard 12-Lead ECG Measurements
V Varadarajan *, VN Polotski, CP Danford, JM Starobin

Individually Improved VCG Synthesis
S Man*, EW van Zwet, AC Maan, MJ Schalij, CA Swenne

Effects of Electrode Misplacement on the Reconstruction of the 12-Lead ECG
DD Finlay*, SP Nelwan, CD Nugent

Stability Analysis of the 12-Lead ECG Morphology in Different Physiological Conditions: Of Interest for Biometric Applications
F Porée, JY Bansard, G Kervio, G Carrault*

Multi-Lead Wavelet-Based ECG Delineation on a Wearable Embedded Sensor Platform
N Boichat, V Barbero, N Khaled, F Rincon*, D Atienza

Optimization of Electrode Positions of a Wearable ECG Monitoring System for Efficient and Effective Detection of Acute Myocardial Infarction
Y Jiang*, C Qian, R Hanna, D Farina, O Dössel

S64: Brugada Syndrome/Repolarization
Tuesday, September 15, 2009, 14:00

Automatic Assessment of Right Ventricular Repolarisation Heterogeneity during Diagnostic Ajmaline Test for Suspected Brugada Syndrome
VN Batchvarov, II Christov, G Bortolan*, M Govindan, ER Behr

The E1784K Mutation in SCN5A and Phenotypic Overlap of Type 3 Long QT Syndrome and Brugada Syndrome: A Simulation Study
KQ Wang, YF Yuan*, S Kharche, HG Zhang

QRS&T Wave Alternans and Beat-to-Beat Ventricular Repolarization Variability Assessed from 12-Lead Holters in Patients with Suspected Brugada Syndrome
G Bortolan*, II Ivaylo, VN Batchvarov, ER Behr

Dynamically-Induced Spatial Dispersion of Repolarization and the Development of Conduction Block and VF in an Animal Model of Sudden Death
ARM Gelzer, NF Otani, ML Koller, MW Enyeart,
NS Moise, RF Gilmour Jr*

Efficient Modeling of ECG Waves for Morphology Tracking
R Dubois*, P Roussel, M Vaglio, F Extramiana,
F Badilini, P Maison-Blanche, G Dreyfus

Relative Prolongation of the Terminal Part of the QT Segment Is Associated with Sudden Death in the Elderly
DW Lee*, PK Stein, EP Lundequam, N Sotoodehnia

S71: Ventricular Arrhythmias
Tuesday, September 15, 2009, 16:00

Modifications on Regularity and Spectrum of Ventricular Fibrillation Signal Induced by Physical Training
JF Guerrero, A Rosado*, M Bataller, AJ Serrano,
FJ Chorro, A Alberola, L Such

Analysis of Spatial and Temporal Evolution of Regularity Maps during Ventricular Fibrillation
JF Guerrero, A Rosado*, M Bataller, AJ Serrano,
FJ Chorro, A Alberola, L Such

Computer Algorithm for Tracking ECG Spectral Dynamics in Ventricular Tachyarrhythmias
P Langley*, A Murray

Cardiac Arrhythmia Spectral Analysis of Electrogram Signals Using Fourier Organization Analysis
O Barquero-Pérez*, JL Rojo-Álvarez, J Requena-Carrión,
F Alonso-Atienza, E Everss, R Goya-Esteban, JJ Sánchez-Muńoz, A García-Alberola

Risk Stratification in Congestive Heart Failure Patients Using a Model-Based Approach to Heart Rate Turbulence Characterization
JP Martínez, D Smith, A Bayés de Luna, P Laguna*, L Sörnmo

Circadian Pattern to Ventricular Arrhythmias in Mouse Models of Heart Failure and Arrhythmia
V Shusterman*, CF McTiernan, H Mehdi, B London

S72: Databases II
Tuesday, September 15, 2009, 16:00

Ranking Predictors of Complications following a Drug Eluting Stent Procedure Using Support Vector Machines
RK Gouripeddi*, VN Balasubramanian, J Harris, A Bhaskaran,
RM Siegel, S Panchanathan

Integration of Standard Myocardial and Epicardial Segmentation: Validation by CT and Autopsy Studies
G Szabó, L Balkay, R Veisz, P Gergely, Z Koszegi*

Controlling True Positive Rate in ROC Analysis
T Eftestřl*

Artificial Neural Network Based ‘Continuous Feedback Loop’ Platform to Support Multicenter Cardiac Clinical Trials
S Jacob, D Bhandare, C Bhandare, R Aravindhakshan*

S73: Physiological Oscillations I
Tuesday, September 15, 2009, 16:00

Time Varying Heart Rate Variability Analysis of Active Orthostatic and Cold Face Tests Applied Both Independently and Simultaneously
AR Mejía-Rodríguez, MJ Gaitán-González*, S Carrasco-Sosa, A Guillén-Mandujano

Heart Rate Variability Analysis in Normal Infants and Infants with Single Ventricle Anatomy Using Power Spectral Density
ER Wathen, RL Smith, P Cetin Abaci, NH Von Bergen, IH Law,
M Dick, CE Connor, EL Dove*

Time Frequency Relationships between Heart Rate and Respiration: A Diagnosis Tool for Late Onset Sepsis in Sick Premature Infants
G Carrault*, A Beuchee, P Pladys, L Senhadji, A Hernandez

Cardiac Autonomic Neuropathy Associated Alteration of Sympatho-Vagal Balance through the Tone-Entropy Analysis of Heart Periods
AH Khandoker*, HF Jelinek, M Palaniswami

S74: Mechanical Modeling
Tuesday, September 15, 2009, 16:00

An Anisotropic Fluid-Solid Model of the Mouse Heart
JP Carson*, AP Kuprat, X Jiao, F del Pin, DR Einstein

Modeling Effects of Strain-Modulated Membrane Capacitance and Conductance of K+ Inward-Rectifier on Conduction Velocity in Cardiac Tissue
TG McNary*, FB Sachse

Multi-Scale Modeling of Hypertension
AI Veress*, GM Raymond, GT Gullberg, JB Bassingthwaighte

Hemodynamic Assessment of Virtual Surgery Options for a Failing Fontan Using Lumped Parameter Simulation
CM Haggerty*, DA de Zelicourt, KS Sundareswaran, K Pekkan,
MA Fogel, AP Yoganathan

A Cardiovascular Model for the Analysis of Pacing Configurations in Cardiac Resynchronization Therapy
K Tse Ve Koon, V Le Rolle, G Carrault*, AI Hernandez

Transmural Heterogeneity in Ion Channel Properties in the Left Ventricle Optimizes Pump Function during Natural Electrical Activation
E Hermeling*, TM Verhagen, FW Prinzen, NHL Kuijpers

P81: Heart Rate Variability
Tuesday, September 15, 2009, 17:30

Analysis of Cardiac Cells Field Potentials Using Wavelet Transform
S Jacquir*, B Xu, T Bakir, JM Bilbault, S Binczak

Detrended Fluctuation Analysis of Heart Rate by Means of Symbol Series
JF Valencia*, M Vallverdú, R Schroeder, A Voss, I Cygankiewicz,
R Vázquez, A Bayés de Luna, P Caminal

Evidence for Respiration Influence on the Heart Rate Variability after Human Heart Transplantation: Effect of Observation Model
G Laouini*, A Cabasson, G Blain, P Bonizzi,
O Meste, S Bermon

The Estimation Method of Physical Activity Energy Expenditure considering Heart Rate Variability
DH Kim*, JS Cho, HS Oh, YJ Chee, IY Kim

Multifractal Properties of the Heart Rate Dynamics during Acute Myocardial Ischemia
R Magrans, P Gomis*, P Caminal, G Wagner

Comparative Study of Approximate Entropy and Sample Entropy Performance Applied to RR Interval Records
D Cuesta-Frau, P Miro-Martinez, S Oltra Crespo, M Aboy,
D Austin, JL Rodríguez-Sotelo*

Modifications in the Heart Dynamics of Patients with Cardiac Disease
FMHS Pereira da Silva*, AC Silva Filho, OF Souza, L Gallo Jr

P82: Autonomic Reflex
Tuesday, September 15, 2009, 17:30

On Exact Number of Baroreflex Sequences in Surrogate Data Sets
T Loncar Turukalo, N Japundzic Zigon, O Sarenac, D Bajic*

Blood Pressure and Impedance Cardiography during Tilt Table Test
P Jurak*, J Halamek, V Vondra, M Plachy,
P Frana, P Leinveber

P83: Cellular Modeling
Tuesday, September 15, 2009, 17:30

Ionic Basis of Arrhythmic Risk Biomarkers on Simulated Rabbit Ventricular Myocytes
L Romero, B Carbonell*, B Trénor, JM Ferrero

Positive Correlation between Heart Rate Variability and Stochastic Nervous Modulation: A Computer Simulation Study
H Zhang*, AV Holden

Potentiation of Dofetilide LQT-Related Effects by Late Sodium Current Enhancement: A Simulation Study
K Cardona, J Saíz, L Romero, B Carbonell,
JM Ferrero, B Trenor*

Combined Effects of Acquired LQT Syndrome by Dofetilide and Reduced Repolarization Reserve on Human Ventricular Action Potential: A Simulation Study
R Gonzalez*, L Romero, J Gomis-Tena, B Trenor,
JM Ferrero, FJ Sáiz-Rodríguez

P84: Cardiac Modeling
Tuesday, September 15, 2009, 17:30

Effect of the Ectopic Beat Location on Vulnerability to Reentries in a Three-Dimensional Realistic Model of Human Atrium
C Tobón, C Ruiz, E Heidenreich, F Hornero, J Saíz*

Parametric Modeling of the Beating Heart with Respiratory Motion Extracted from MR Images
G Pons Moll, G Crosas Cano, G Tadmor, RS MacLeod,
B Rosenhahn, DH Brooks*

Influence of Atrial Dilatation in the Generation of Re-Entries Caused by Ectopic Activity in the Left Atrium
CA Ruiz-Villa, C Tobón, JF Rodriguez, JM Ferrero,
F Hornero, J Saíz*

Modeling the Purkinje Conduction System with a Non Deterministic Rule Based Iterative Method
V Zimmerman, R Sebastian*, BH Bijnens, AF Frangi

Canine Left Ventricular Purkinje Fiber Network Construction Using Manifold Learning
J Li, KQ Wang*, WM Zuo, HG Zhang, YF Yuan

Suppression of Spiral Waves by Electric Stimulation: A Simulation Study
B Xu, S Jacquir, S Binczak*, G Laurent, JM Bilbault

Measuring Implantable Cardioverter Defibrillators (ICD) during Implantation Surgery for Simulation Verification
JT Tate*, JG Stinstra, TA Pilcher, RS MacLeod

Simulation of Effects of Ischemia in 3D Human Ventricle
WG Lu, TJ Liu, WM Zuo*, KQ Wang, HG Zhang

P85: Monitoring
Tuesday, September 15, 2009, 17:30

Design of Bioimpedance Monitor and Its Application to Atrioventricular Delay Optimization
V Vondra*, I Viscor, J Halamek, P Jurak

Automatic Emergency Detection Using Commercial Accelerometers and Knowledge-Based Methods
M Struck*

An Autonomic Mobile Computing System for Cardiac Parameter Monitoring
E Ramírez-Islas*, PV Morales-Montańes, A García-Avelar, E Moyao-Chamorro, U Ravelo-Antonio,
C Morales-Torres, Y Terán-Salgado, DA González-Perales

Noise Reduction for Non-Contact Electrocardiogram Measurement in Daily Life
KM Lee*, SM Lee, KS Sim, KK Kim, KS Park

A New Fuzzy Controlled ECSS-System: First Results of an In-Vitro Investigation
U Schreiber*, S Eichhorn, A Mendoza, B Baumgartner, R Bauernschmitt,
R Lange, A Knoll, M Krane

P86: QRS Morphology I
Tuesday, September 15, 2009, 17:30

A Wavelet Transform for Atrial Fibrillation Cycle Length Measurements
R Dubois*, P Roussel, M Hocini, F Sacher,
M Haissaguerre, G Dreyfus

Adaptive Multiple Frequency Tracking Algorithm: Detection of Stable Atrial Fibrillation Sources from Standard 12-Lead ECG
C Duchęne*, M Lemay, V Jacquemet, R Abaecherli,
JM Vesin, A van Oosterom

Organization Tracking of Long-Term Atrial Fibrillation Recordings: Differences between Paroxysmal and Persistent Episodes
R Alcaraz*, F Sandberg, L Sörnmo, JJ Rieta

Detecting and Discriminating Premature Atrial and Ventricular Contractions: Application to Prediction of Paroxysmal Atrial Fibrillation
A Ghaffari, MR Homaeinezhad*, M Akraminia, M Atarod, Y Ahmadi

Comparative Study of Non-Invasive Organization Estimation Strategies to Predict Spontaneous Termination of Atrial Fibrillation
R Alcaraz*, JJ Rieta

Dynamic Properties of QT Intervals
J Halamek*, P Jurak, V Vondra, J Lipoldova,
P Leinveber, M Plachy

P87: Cardiac Mapping
Tuesday, September 15, 2009, 17:30

Using Image Registration to Reconstruct Spatiotemporal Electrical Activity in Cardiac Optical Mapping Studies
M Svrcek*, S Rutheford, AYT Chen, I Provaznik

Influence of Ischemia and Reperfusion Duration on Left Ventricular Depolarization in Isolated Rabbit Hearts Registered by Optical Method
J Kolárová*, O Janoušek, I Provazník, M Nováková, K Fialová

Model of Preconditioning in Guinea Pig and Rabbit Isolated Hearts Loaded with Voltage-Sensitive Dye Di-4-ANEPPS
K Fialova*, J Kolárová, I Provaznik, M Novakova

P88: Databases
Tuesday, September 15, 2009, 17:30

The Clinical Application of an XML-Based 12-Lead ECG Structure Report System
JC Hsieh*, CC Hung, HJ Chuan, KC Yu, HC Lo

A New Approach to Affordable and Reliable Cardiology PACS Architecture Using Open-Source Technology
P Marcheschi*, A Ciregia, A Mazzarisi, G Augiero, A Gori

S91: PhysioNet/CinC Challenge I
Wednesday, September 16, 2009, 08:00

Predicting Acute Hypotensive Episodes: The 10th Annual PhysioNet/Computers in Cardiology Challenge
GB Moody*, LH Lehman

Forecasting Acute Hypotensive Episodes in Intensive Care Patients Based on a Peripheral Arterial Blood Pressure Waveform
X Chen*, D Xu, G Zhang, R Mukkamala

PhysioNet/CinC Challenge
JH Henriques*

Predicting Acute Hypotensive Episodes from Mean Arterial Pressure
P Langley*, S King, D Zheng, EJ Bowers,
K Wang, J Allen, A Murray

An RPS-NN Approach toward the Prediction of Acute Hypotensive Episodes
MA Mneimneh*, RJ Povinelli

S92: ECG and Ambulatory Monitoring
Wednesday, September 16, 2009, 08:00

Analysis of Multi Domain Features for ECG Classification
M Llamedo*, JP Martínez

Electrocardiographic Prediction of Arrhythmias
Z Syed*, BM Scirica, CM Stultz, JV Guttag

Nonparametric Density-Based Clustering for Cardiac Arrhythmia Analysis
JL Rodriguez-Sotelo*, D Peluffo-Ordońez, D Cuesta-Frau, G Castellanos-Dominguez

ECG Events Segmentation via Discrete-Wavelet Transform: Modified Detection-Delineation of Premature Contractions
A Ghaffari, MR Homaeinezhad*, M Atarod, M Akraminia, M Davaeeha

A New Method for Atrial Electrical Activity Analysis from Surface ECG Signals Using an Energy Ratio Measure
N Weissman*, A Katz, Y Zigel

Non-Linear 12-Lead ECG Synthesis from Two Intracardiac Recordings
A Kachenoura, F Porée*, G Carrault, AI Hernandez

S93: QT Intervals
Wednesday, September 16, 2009, 08:00

Impact of Different Autonomic Balances on Early and Late Cardiac Repolarization Duration
R Handzel*, JP Couderc

Short-Term QT Variability: A Marker for Reduced Repolarization Reserve in Anthracyclin Therapy
HJ Ritsema van Eck*, FJ Broeyer, G van Herpen, J Burggraaf, JA Kors

Potential Confounding Effect of Heart Rate on T-Wave Morphology Can Affect the Measurement of Ventricular Instability
JP Couderc*

T-Wave Morphology as a Covariate in Drug-Induced QTc Prolongation
JJ Struijk*, C Graff, J Matz, MP Andersen, JK Kanters,
J Nielsen, JQ Xue, E Toft

Are 2 ECG Leads Enough for Multilead Wave Boundary Location and QT Measuring?
R Almeida*, JP Martínez, AP Rocha, P Laguna

Transmural Differences in Rate Adaptation of Repolarization Duration Quantified from ECG Repolarization Interval Dynamics
A Mincholé*, E Pueyo, P Laguna

S94: Cardiovascular Imaging
Wednesday, September 16, 2009, 08:00

Volumetric Quantification of Myocardial Perfusion Using Analysis of Multi-Detector Computed Tomography 3D Datasets
N Kachenoura*, F Veronesi, JA Lodato, C Corsi, R Mehta,
B Newby, RM Lang, V Mor-Avi

2D-3D Registration of Cardiac Images Using Catheter Constraints
MVN Truong*, A Aslam, CA Rinaldi, R Rezavi,
G Penney, K Rhode

Dense Motion Estimation of the Heart Using Gram-Charlier Based Mutual Information
M Rubeaux*, JC Nunes, L Albera, M Garreau

Data Fusion of Left Ventricle Electro-Anatomic Mapping and Multislice Computerized Tomography for Cardiac Resynchronisation Therapy Optimization
F Tavard, A Simon*, C Leclercq, P Mabo,
A Hernandez, M Garreau

Use of Ultrasound Imaging to Map Propagating Action Potential Waves in the Heart
NF Otani, S Luther, R Singh*, RF Gilmour Jr

Numerical Modeling of Current Distribution in and near the Tips of Cardiac Pacemaker Electrodes during Magnetic Resonance Imaging
SA Seitz*, O Dössel

SA1: PhysioNet/CinC Challenge II
Wednesday, September 16, 2009, 10:00

Predicting the Occurrence of Acute Hypotensive Episodes: The PhysioNet Challenge
F Chiarugi*, I Karatzanis, V Sakkalis, I Tsamardinos,
M Foukarakis, A Dermitzakis, G Vrouchos

Acute Hypotension Episode Prediction Using Information Divergence for Feature Selection and Non-Parametric Methods for Classification
PA Fournier*, JF Roy

Predicting Critical Situations of High Risk Cardiac Patients by Hemodynamic Monitoring
D Hayn*, A Kollmann, G Schreier

Smoothing and Discriminating MAP Data
K Jin*, NL Stockbridge

Predicting Acute Hypotensive Episodes
F Jousset*, M Lemay, JM Vesin

SA2: Coronary Artery Imaging
Wednesday, September 16, 2009, 10:00

Coronary Sinus Lead Tracking for Its 3D Dynamic Position Assessment in Cardiac Resynchronization Therapy
C Corsi*, F Veronesi, M Mosconi, C Tomasi,
S Severi, C Lamberti

Estimation of Coronary Atherosclerotic Plaque Composition Based Only on Grey-Scale Intravascular Ultrasound Images
FJR Sales*, JLAA Falcao, BAA Falcao, SS Furuie, PA Lemos

A New Tool for Automated Border Detection and Characterization of Atherosclerotic Plaque Composition in IVUS Images
A Taki*, A Roodaki, A Bigdelou, G Unal,
SK Setarehdan, N Navab

Evaluation of the Spatial Changes of the Coronary Morphology Due to Stent Implantation with 3D Angiography
T Ungvári, J Sánta, Z Béres, B Tar,
P Sánta, P Lugosi, Z Koszegi*

A Method towards Automated Thrombolysis in Myocardial Infarction (TIMI) Frame Counting Using 3D Reconstruction
GA ten Brinke*, CH Slump, CJ Storm

SA3: Ischemia and Bidomain Modeling
Wednesday, September 16, 2009, 10:00

Comparison of Microscopic and Bidomain Models of Anisotropic Conduction
JG Stinstra*, CS Henriquez, RS MacLeod

Increasing the Effective Interstitial Resistivity Promotes the Escape of Premature Beats
ML Hubbard*, CS Henriquez

Development of a Two-Dimensional Model of the Whole Rabbit Heart
J Higham*, H Dobrzynski, MR Boyett, HG Zhang

Electrical Propagation Patterns in a 3D Regionally Ischemic Human Heart: A Simulation Study
E Heidenreich, JF Rodriguez, M Doblare, B Trenor, JM Ferrero*

An Electrophysiological Cardiac Model with Applications to Ischemia Detection and Infarction Localization
MA Mneimneh*, RJ Povinelli

Mathematical Modeling of Dynamic Subcellular Calcium Alternans
SA Gaeta, G Bub, GW Abbott, DJ Christini*

SA4: Physiological Oscillations II
Wednesday, September 16, 2009, 10:00

Analyzing Heart Rate Variability in Infants Using Non-Linear Poincaré Techniques
RL Smith*, ER Wathen, P Cetin Abaci, NH Von Bergen, IH Law,
M Dick II, C Connor, EL Dove

Modified Wavelet Bicoherence as a Diagnostic Tool for Very High Frequency Peaks in Cardiovascular Signals of Heart Transplant Patients
K Keissar*, O Gilad, S Akselrod

Avoiding Pitfalls with Approximate and Sample Entropy: A Computational Recipe
R Sassi*, G Manis

Continuous Quantification of Spectral Coherence Using Quadratic Time-Frequency Distributions: Error Analysis and Application
M Orini*, R Bailón, L Mainardi, A Mincholé, P Laguna

Does Sample Entropy Reflect Nonlinear Characteristics of Cardiovascular Murmurs?
SE Schmidt*, M Grćbe, J Hansen, E Toft, JJ Struijk

PB1: Ischemia
Wednesday, September 16, 2009, 11:30

Analysis of T Wave Morphology Parameters with Signal Averaging during Ischemia Induced by Percutaneous Transluminal Coronary Angioplasty
FH Baglivo, PD Arini*, JP Martínez, P Laguna

Study of Morphological Parameters of QRS Loop Using Singular Value Decomposition during Ischemia Induced by Coronary Angioplasty
R Correa, PD Arini*, E Laciar, P Laguna, R Jané

A Comparative Study of Abnormal Intra-QRS Potentials and High-Frequency Components in Signal-Averaged Electrocardiogram
CC Lin, WC Hu*

Reliability of the Prediction of the Location of the Culprit Lesion from the ECG in Totally Occluded Arteries in Case of Single Vessel Disease
WA Dijk*, NHJJ van der Putten, R Hoekema, ET van der Velde,
AC Maan, CA Swenne, WRM Dassen

PB2: Repolarization
Wednesday, September 16, 2009, 11:30

Detecting and Quantifying T-Wave Alternans in Patients with Heart Failure and Non-Ischemic Cardiomyopathy via Modified Spectral Method
A Ghaffari, MR Homaeinezhad, M Atarod, M Akraminia, M Davaeeha, B Hejrati*

Vectorcardiographic Representation of Concordant and Discordant T-Wave Alternans
D Janusek*, Z Pawlowski, M Kania, S Karczmarewicz,
A Przybylski, R Maniewski

PB3: ECG
Wednesday, September 16, 2009, 11:30

A Computer Model for Generating Artificial Abnormal Multi-Lead Electrocardiographic Phenomena
A Ghaffari, MR Homaeinezhad*, Y Ahmadi, M Rahnavard, M Atarod

Automated Identification of Abnormal Fetuses Using Fetal ECG and Doppler Ultrasound Signals
AH Khandoker*, Y Kimura, M Palaniswami

A Robust Electrocardiogram Delineation Algorithm Based on FIR Filter Bank
A Ghaffari, MR Homaeinezhad*, M Akraminia, M Atarod, M Davaeeha

Convolutive Multiband Blind Separation to Dissociate Atrial from Ventricular Activity in Atrial Fibrillation
C Vayá, JJ Rieta, R Alcaraz*

PB4: ECG Leads
Wednesday, September 16, 2009, 11:30

Calculating Optimal Virtual Lead from Multichannel ECG by Minimizing Morphological Beat-to-Beat Variability
K Noponen*, T Seppänen

Waveform Phase Shift Study on Extremities to Compute the Relation between the Mason-Likar and the Standard Limb Lead Electrode Placement
M Sagiroglu*, S Thiagarajan

Image Processing on ECG Chart for ECG Signal Recovery
TW Shen*, TF Laio

PB5: Apnea
Wednesday, September 16, 2009, 11:30

Support Vector Regression Model for Assessing Respiratory Effort during Central Apnea Events Using ECG Signals
AH Khandoker*, M Palaniswami

Quantification of Obstructive Sleep Apnea in HRV Signals Using Quadratic Time-Frequency Distributions, Dynamic Features and PLS Analysis
AF Quiceno-Manrique, LD Avendano-Valencia, JL Rodriguez-Sotelo*, CG Castellanos-Dominguez

Classification of Obstructive and Central Sleep Apnea Using Wavelet Packet Analysis of ECG Signals
J Gubbi*, A Khandoker, M Palaniswami

PB6: Hemodynamics
Wednesday, September 16, 2009, 11:30

Mean Arterial Pressure Estimation Method Using Morphological Changes in Oscillometric Waveform
SH Song*, DH Kim, JS Lee, YJ Chee, IY Kim

Estimation of Blood Pressure Using Photoplethysmography on the Wrist
SH Song*, JS Cho, HS Oh, JS Lee, IY Kim

Detection of Mean Arterial Pressure Dropping Regimes during Acute Hypotensive Episodes
A Ghaffari, MR Homaeinezhad*, M Atarod, M Akraminia, R Rahmani

Evaluation of Blood Pulse Wave Velocity and Arterial Relaxation Time Constant
WC Hu*, JJ Wang, LY Shyu, HM Cheng,
CH Chen, YT Shih, YJ Sun

Stroke Volume during Mueller Maneuver Measured by Impedance Cardiography in Patients with Mitral Regurgitation
I Viscor*, P Jurak, V Vondra, J Halamek, P Leinveber

Evaluate the Relationship between Coronary Artery Calcification (CAC) and Arterial Compliance
LY Shyu, GY Lan, WC Hu*

Comparative Analysis of Infrasonic Cardiac Signals
K Tavakolian*, B Ngai, A Akhbardeh, B Kaminska, AP Blaber

PB7: Imaging
Wednesday, September 16, 2009, 11:30

Latest Technical Advances in the Cathlab through 3D Arteriography and 3D Coronary Angiography
T Hilbel*, D Lossnitzer, R Becker, W Rottbauer, HA Katus

Delineation of Tumor Volume in Cardiac Gated PET Images
J Gubbi*, M Palaniswami, K Tomas, D Binns

Volumetric Measurement of the Anatomic Regurgitant Orifice Area in Mitral Regurgitation
S Chandra, L Weinert, L Sugeng, IS Salgo, SH Settlemier,
JX Shen, RM Lang, V Mor-Avi*

Similarity Measures Evaluation in Contrast Enhanced Echocardiography Motion Detection and Registration
EP Rodrigues, LO Murta*

Epicardial Coronary Angiography from Microbubble-Based Tridimensional Echocardiography: A Feasibility Study
DM Lage*, JM Tsutsui, SS Furuie

Cardiac Function Estimation Using MSCT: A Comparison to Speckle Tracking Imaging
A Simon*, R Delaunay, C Leclercq, E Donal, M Garreau

A Validation Study of Left Ventricular Contraction and Relaxation Model
WC Hu*, JJ Wang, LY Shyu, CC Lin, HM Tsao

Visualization of Segmented Cardiac Anatomy with Accelerated Rendering Method
F Yang, WM Zuo*, KQ Wang, HG Zhang

Mapping Myocardial Elasticity Changes after RF-Ablation Using Supersonic Shear Imaging
M Pernot, E Macé, R Dubois*, M Couade,
M Fink, M Tanter

PB8: Physionet/CinC Challenge
Wednesday, September 16, 2009, 11:30

Utilizing Histogram to Identify Patients Using Pressors for Acute Hypotension
CT Ho*, X Chen

PB9: QRS Morphology II
Wednesday, September 16, 2009, 11:30

Arrhythmia Detection Using Image Representation of Electrocardiogram
F Wang, T Syeda-Mahmood*, D Beymer

Quality Evaluation and Effect of Time Synchronization on the Digital Recovery of Intracardiac Electrograms
M Sanroman-Junquera, I Mora-Jimenez*, E Everss, J Almendral-Garrote, A Garcia-Alberola,
F Atienza, L Castilla-SanJose, JL Rojo-Alvarez

Noise Effect Analysis in the Non-Invasive Organization Estimation of Atrial Fibrillation
R Alcaraz*, JJ Rieta

Optimal Basis Function Study in Wavelet Sample Entropy for Electrical Cardioversion Outcome Prediction of Persistent Atrial Fibrillation
R Alcaraz*, JJ Rieta

Ventricular Activity Residual Reduction in Remainder ECGs Based on Short-Term Autoregressive Model Interpolation
P Bonizzi*, M Stridh, L Sörnmo, O Meste

Detection of Shockable and Non-Shockable Rhythms in Presence of CPR Artifacts by Time-Frequency ECG Analysis
JP Didon*, I Dotsinsky, I Jekova, V Krasteva

MC: Closing Plenary Session
Wednesday, September 16, 2009, 13:45

Finding Cardiac Disease Correlations through Time-Varying Disease Modeling for Decision Support
T Syeda-Mahmood*, S Adelman, A Hobbs, J Terdiman, M London,
A Amir, H Greenspan, D Gruhl

Non-Invasive Potassium Measurements from ECG Analysis during Hemodialysis Sessions
S Severi, C Corsi*, M Haigney, J DeBie, D Mortara

Ability of Heart Rate Variability as Screening Tool for Heart Diseases in Men
A Heitmann, T Huebner, R Schroeder, S Perz, A Voss*

Gated Intravascular Ultrasound Reduces the Population Size in Clinical Trials: A Computer Simulation Study
SA De Winter*, R Hamers, JRTC Roelandt, PWJC Serruys, N Bruining

Enhanced Software Based Detection of Implanted Cardiac Pacemaker Stimuli
M Jennings, B Devine*, S Luo, PW Macfarlane