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2020 – today
- 2024
[j31]Karl Magtibay
, Stéphane Massé, Kumaraswamy Nanthakumar, Karthikeyan Umapathy:
Effects of spatially dense adrenergic stimulation to rotor behaviour in simulated atrial sheets. Comput. Biol. Medicine 182: 109195 (2024)- [j30]Karl Magtibay, Karthikeyan Umapathy:
A Review of Tools and Methods for Detection, Analysis, and Prediction of Allostatic Load Due to Workplace Stress. IEEE Trans. Affect. Comput. 15(1): 357-375 (2024) - [j29]Garima Sharma, Karthikeyan Umapathy, Sridhar Krishnan:
Time-Frequency Scattergrams for Biomedical Audio Signal Representation and Classification. IEEE ACM Trans. Audio Speech Lang. Process. 32: 564-576 (2024) - [c55]Karl Magtibay, Yusuf Abderrahman, Stéphane Massé, Kumaraswamy Nanthakumar, Karthikeyan Umapathy:
Electrophysiological Changes in Simulated Atrial Sheets Due to Sympathetic Hyperactivity. EMBC 2024: 1-4 - [c54]Ryan Tan, Thanh Hong-Phuoc, Lei Gao, Randy Tan, Sagarjit Aujla, Adel Mohamed, Ling Guan, Karthikeyan Umapathy, Naimul Mefraz Khan:
Enhancement of Neonatal Lung Pathology Classification Using Multi-view Feature Representation. MIPR 2024: 190-195 - 2023
- [c53]Joyner Johnson, Adhithyan Rangarajan, Thomas Hunt, Payal Agarwal, Mahmoud Elbatouty, Karthikeyan Umapathy, Dan Richard, Leah Nash:
Finding Insights in Florida Voter Participation. ACR 2023: 44-55 - [c52]Prajwol Lamichhane, Indika Kahanda, Xudong Liu, Karthikeyan Umapathy, Sandeep Reddivari, Catherine Christie, Andrea Arikawa, Jenifer Ross:
Poster: BioFactCheck: Exploring the Feasibility of Explainable Automated Inconsistency Detection in Biomedical and Health Literature. CHASE 2023: 196-197 - [c51]Khashayar Bayati, Karthikeyan Umapathy, Soosan Beheshti:
Granger Causality Pattern Learning Equipped with Noise Invalidation Soft Thresholding. EUSIPCO 2023: 2028-2032 - 2022
- [j28]Garima Sharma, Karthikeyan Umapathy, Sri Krishnan:
Audio texture analysis of COVID-19 cough, breath, and speech sounds. Biomed. Signal Process. Control. 76: 103703 (2022) - [j27]Nikhil Valsan Kulangareth, Karl Magtibay, Stéphane Massé, Krishnakumar Nair, Paul Dorian, Kumaraswamy Nanthakumar, Karthikeyan Umapathy:
An In-Silico model for evaluating the directional shock vectors in terminating and modulating rotors. Comput. Biol. Medicine 146: 105665 (2022) - [c50]Karl Magtibay, Xavier Fernando, Karthikeyan Umapathy:
Enhancement of Physiological Stress Classification using Psychometric Features. HEALTHINF 2022: 430-437 - [c49]Swapnoneel Roy, O. Patrick Kreidl, Karthikeyan Umapathy, Zornitza Genova Prodanoff, Iman Vakilinia:
Building Framework and Infrastructure to Assist a Minority Serving Institution (MSI) in Cybersecurity Program Development. CSCI 2022: 2137-2139 - [c48]Sagarjit Aujla, Adel Mohamed, Naimul Khan, Karthikeyan Umapathy:
Multi-Level Classification of Lung Pathologies in Neonates using Recurrence Features. EMBC 2022: 1531-1535 - 2021
- [j26]Garima Sharma, Xiao-Ping Zhang, Karthikeyan Umapathy, Sridhar Krishnan:
Audio texture and age-wise analysis of disordered speech in children having specific language impairment. Biomed. Signal Process. Control. 66: 102471 (2021) - [j25]Zhen Xu, Albert D. Ritzhaupt, Karthikeyan Umapathy, Yang Ning, Chin-Chung Tsai:
Exploring college students' conceptions of learning computer science: a draw-a-picture technique study. Comput. Sci. Educ. 31(1): 60-82 (2021) - [c47]Joseph Allen, Xudong Liu, Karthikeyan Umapathy, Sandeep Reddivari:
Clustering Partial Lexicographic Preference Trees (Student Abstract). AAAI 2021: 15751-15752 - [c46]Nauman Baig, Himar Fabelo, Samuel Ortega, Gustavo M. Callicó, Javad Alirezaie, Karthikeyan Umapathy:
Empirical Mode Decomposition Based Hyperspectral Data Analysis for Brain Tumor Classification. EMBC 2021: 2274-2277 - [c45]Nikhil Valsan Kulangareth, Karthikeyan Umapathy:
Effect of Shock Vector Orientation in Modulating and Terminating Rotors - a Simulation Study. EMBC 2021: 5488-5491 - [c44]Lucas Welch, Xudong Liu, Indika Kahanda, Sandeep Reddivari, Karthikeyan Umapathy:
Vegetation Coverage in Marsh Grass Photography Using Convolutional Neural Networks. FLAIRS 2021 - 2020
- [c43]Garima Sharma, Deepak Prasad, Karthikeyan Umapathy, Sridhar Krishnan:
Screening and analysis of specific language impairment in young children by analyzing the textures of speech signal. EMBC 2020: 964-967 - [c42]Joseph Allen, Xudong Liu, Karthikeyan Umapathy, Sandeep Reddivari:
Clustering Partial Lexicographic Preference Trees. FLAIRS 2020: 172-175
2010 – 2019
- 2019
- [j24]Matthew Hotradat, Krishnanand Balasundaram, Stéphane Massé, Krishnakumar Nair, Kumaraswamy Nanthakumar, Karthikeyan Umapathy:
Empirical mode decomposition based ECG features in classifying and tracking ventricular arrhythmias. Comput. Biol. Medicine 112 (2019) - [j23]Zhen Xu, Albert D. Ritzhaupt, Fengchun Tian, Karthikeyan Umapathy:
Block-based versus text-based programming environments on novice student learning outcomes: a meta-analysis study. Comput. Sci. Educ. 29(2-3): 177-204 (2019) - [c41]Hibah Khalil, Karthikeyan Umapathy, Lakshmi C. Goel, Sandeep Reddivari:
Exploring Relationships Between e-Tailing Website Quality and Purchase Intention. HCI (23) 2019: 238-256 - 2018
- [c40]Matthew Hotradat, Krishnanand Balasundaram, Stéphane Massé, Krishnakumar Nair, Kumaraswamy Nanthakumar, Karthikeyan Umapathy:
Instantaneous Time-Frequency Features in Characterizing Ventricular Arrhythmias Using Empirical Mode Decomposition. ACSSC 2018: 1225-1229 - 2017
- [j22]Krishnanand Balasundaram, Stéphane Massé, Talha Farid, Krishnakumar Nair, John Asta, Robert J. Cusimano, Edward J. Vigmond, Kumaraswamy Nanthakumar, Karthikeyan Umapathy:
Morphologically constrained signal subspace characterization of electrograms during ventricular fibrillation. Biomed. Signal Process. Control. 38: 379-387 (2017) - [j21]Karthikeyan Umapathy, Albert D. Ritzhaupt:
A Meta-Analysis of Pair-Programming in Computer Programming Courses: Implications for Educational Practice. ACM Trans. Comput. Educ. 17(4): 16:1-16:13 (2017) - 2016
- [j20]Karl Magtibay, Mohammadali Beheshti, Farbod Hosseyndoust Foomany, Stéphane Massé, Patrick F. H. Lai, Nima Zamiri, John Asta, Kumaraswamy Nanthakumar, David A. Jaffray, Sridhar Krishnan, Karthikeyan Umapathy:
Feature-based MRI data fusion for cardiac arrhythmia studies. Comput. Biol. Medicine 72: 13-21 (2016) - [c39]Mareh Al-Sammarraie, Karthikeyan Umapathy:
A Research Plan to Study Impact of a Collaborative Web Search Tool on Novice's Query Behavior. CTS 2016: 539-544 - [c38]Timothy Liang, Mark I. Boulos, Brian J. Murray, Sridhar Krishnan, Hans Katzberg, Karthikeyan Umapathy:
Detection of myasthenia gravis using electrooculography signals. EMBC 2016: 896-899 - 2015
- [j19]M. Rasooli, Farbod Hosseyndoust Foomany, Krishnanand Balasundaram, Stéphane Massé, Nima Zamiri, Andrew Ramadeen, X. Hu, Paul Dorian, Kumaraswamy Nanthakumar, Sridhar Krishnan, Soosan Beheshti, Karthikeyan Umapathy:
Analysis of electrocardiogram pre-shock waveforms during ventricular fibrillation. Biomed. Signal Process. Control. 21: 26-33 (2015) - [c37]Iman Kalaji, Krishnanand Balasundaram, Karthikeyan Umapathy:
Discriminative sparse coding of ECG during ventricular arrhythmias using LC-K-SVD approach. EMBC 2015: 5211-5214 - [c36]Karthikeyan Umapathy, Sandeep Purao, John W. Bagby:
Investigating IT Standardization Process Through the Lens of Theory of Communicative Action. WEB 2015: 40-53 - 2014
- [c35]Lakshmi Sugavaneswaran, Mohammadreza Balouchestani, Karthikeyan Umapathy, Sridhar Krishnan:
Discriminative kernel learning in ambiguity domain. CSNDSP 2014: 261-265 - [c34]Raghad Abdulmajeed, Andrew Ramadeen, Stéphane Massé, Farbod Hosseyndoust Foomany, Krishnanand Balasundaram, Xudong Hu, Kumaraswamy Nanthakumar, Paul Dorian, Karthikeyan Umapathy:
The effects of long chain polyunsaturated fatty acids on local activation properties in dogs vulnerable to atrial fibrillation. EMBC 2014: 1067-1070 - [c33]Farbod Hosseyndoust Foomany, Mohammad T. H. Beheshti, Karl Magtibay, Stéphane Massé, Patrick F. Lai, John Asta, Nima Zamiri, David A. Jaffray, Sridhar Krishnan, Kumaraswamy Nanthakumar, Karthikeyan Umapathy:
A novel approach to quantification of real and artifactual components of current density imaging for phantom and live heart. EMBC 2014: 1075-1078 - [c32]Karl Magtibay, Mohammad T. H. Beheshti, Farbod Hosseyndoust Foomany, Krishnanand Balasundaram, Stéphane Massé, Patrick F. Lai, John Asta, Nima Zamiri, David A. Jaffray, Kumaraswamy Nanthakumar, Sridhar Krishnan, Karthikeyan Umapathy:
Fusion of structural and functional cardiac magnetic resonance imaging data for studying Ventricular Fibrillation. EMBC 2014: 5579-5582 - 2013
- [j18]Krishnanand Balasundaram, Stéphane Massé, Krishnakumar Nair, Karthikeyan Umapathy:
A classification scheme for ventricular arrhythmias using wavelets analysis. Medical Biol. Eng. Comput. 51(1-2): 153-164 (2013) - [c31]Ben Miller, Ayush Shrestha, Jason Derby, Jennifer Olive, Karthikeyan Umapathy, Fuxin Li, Yanjun Zhao:
Digging into human rights violations: Data modelling and collective memory. IEEE BigData 2013: 37-45 - [c30]Ben Miller, Fuxin Li, Ayush Shrestha, Karthikeyan Umapathy:
Digging into Human Rights Violations: phrase mining and trigram visualization. DH 2013: 309-313 - [c29]Krishnanand Balasundaram, Stéphane Massé, Krishnakumar Nair, Karthikeyan Umapathy:
Automated signal pattern detection in ECG during human ventricular arrhythmias. EMBC 2013: 1029-1032 - [c28]Farbod Hosseyndoust Foomany, Mohammad T. H. Beheshti, Karl Magtibay, Stéphane Massé, W. Foltz, Elias Sevaptsidis, Patrick F. Lai, David A. Jaffray, Sridhar Krishnan, Kumaraswamy Nanthakumar, Karthikeyan Umapathy:
Analysis of reliability metrics and quality enhancement measures in current density imaging. EMBC 2013: 4394-4397 - [c27]M. Rasooli, Farbod Hosseyndoust Foomany, Krishnanand Balasundaram, Stéphane Massé, Nima Zamiri, Andrew Ramadeen, X. Hu, Paul Dorian, Kumaraswamy Nanthakumar, Soosan Beheshti, Karthikeyan Umapathy:
Blind source separation in characterizing ECG pre-shock waveforms during ventricular fibrillation. EMBC 2013: 5833-5836 - [c26]Farbod Hosseyndoust Foomany, Karthikeyan Umapathy:
Classification of music instruments using wavelet-based time-scale features. ICME Workshops 2013: 1-4 - 2012
- [j17]Albert D. Ritzhaupt, Karthikeyan Umapathy, Lisa Jamba:
A Study on Services Motivating Computing Professional Association Membership. Int. J. Hum. Cap. Inf. Technol. Prof. 3(1): 54-70 (2012) - [j16]Karthikeyan Umapathy, Sandeep Purao, John W. Bagby:
Empirical analysis of anticipatory standardization processes: a case study. Inf. Syst. E Bus. Manag. 10(3): 325-350 (2012) - [j15]Lakshmi Sugavaneswaran, Shengkun Xie, Karthikeyan Umapathy, Sridhar Krishnan:
Time-Frequency Analysis via Ramanujan Sums. IEEE Signal Process. Lett. 19(6): 352-355 (2012) - 2011
- [c25]Enrique Caliz, Karthikeyan Umapathy, Arturo J. Sánchez-Ruíz, Sherif A. Elfayoumy:
Analyzing Web Service Choreography Specifications Using Colored Petri Nets. DESRIST 2011: 412-426 - [c24]J. Jeyaratnam, Karthikeyan Umapathy, Stéphane Massé, Krishnakumar Nair, Talha Farid, Sridhar Krishnan, Kumaraswamy Nanthakumar:
Relating spatial heterogeneities to rotor formation in studying human ventricular fibrillation. EMBC 2011: 231-234 - [c23]E. Afatmirni, Kumaraswamy Nanthakumar, Stéphane Massé, Krishnakumar Nair, Talha Farid, Sridhar Krishnan, Paul Dorian, Karthikeyan Umapathy:
Predicting refibrillation from pre-shock waveforms in optimizing cardiac resuscitation. EMBC 2011: 251-254 - [c22]Krishnanand Balasundaram, Stéphane Massé, Krishnakumar Nair, Talha Farid, Kumaraswamy Nanthakumar, Karthikeyan Umapathy:
Wavelet-based features for characterizing ventricular arrhythmias in optimizing treatment options. EMBC 2011: 969-972 - [c21]Lakshmi Sugavaneswaran, Karthikeyan Umapathy, Sridhar Krishnan:
Discriminative time-frequency kernels for gait analysis for amyotrophic lateral sclerosis. EMBC 2011: 2683-2686 - [c20]Karthikeyan Umapathy, Albert D. Ritzhaupt:
Role of professional associations in preparing, recruiting, and retaining computing professionals. CPR 2011: 49-57 - 2010
- [j14]Karthikeyan Umapathy, Sandeep Purao:
Systems Integration and Web Services. Computer 43(11): 91-94 (2010) - [j13]Karthikeyan Umapathy, Behnaz Ghoraani, Sridhar Krishnan:
Audio Signal Processing Using Time-Frequency Approaches: Coding, Classification, Fingerprinting, and Watermarking. EURASIP J. Adv. Signal Process. 2010 (2010)
2000 – 2009
- 2009
- [j12]Arturo J. Sánchez-Ruíz, Karthikeyan Umapathy, Patrick J. Hayes:
Toward Generic, Immersive, and Collaborative Solutions to the Data Interoperability Problem which Target End-Users. J. Comput. Sci. Eng. 3(2): 127-141 (2009) - [j11]Karthikeyan Umapathy, Stéphane Massé, Elias Sevaptsidis, John Asta, Sridhar Krishnan, Kumaraswamy Nanthakumar:
Spatiotemporal Frequency Analysis of Ventricular Fibrillation in Explanted Human Hearts. IEEE Trans. Biomed. Eng. 56(2): 328-335 (2009) - [c19]Karthikeyan Umapathy:
From Service Conversation Models to WS-CDL. AMCIS 2009: 542 - [c18]Karthikeyan Umapathy, Sandeep Purao, John W. Bagby:
Analyzing Processes behind Web Service Standards Development. WEB 2009: 137-146 - 2008
- [j10]Karthikeyan Umapathy, Sandeep Purao, Russell R. Barton:
Designing enterprise integration solutions: effectively. Eur. J. Inf. Syst. 17(5): 518-527 (2008) - [c17]Karthikeyan Umapathy, Sandeep Purao:
Representing and Accessing Design Knowledge for Service Integration. IEEE SCC (1) 2008: 67-74 - [c16]Arturo J. Sánchez-Ruíz, Karthikeyan Umapathy, Patrick J. Hayes:
Toward generic, immersive, and collaborative solutions to the data interoperability problem which target end-users. ONISW 2008: 83-88 - [c15]Arturo J. Sánchez-Ruíz, Karthikeyan Umapathy, Jonathan Beckham, Patrick Welsh:
The Data Interoperability Problem as an Exemplary Case Study in the Development of Software Collaboration Environments. CollaborateCom 2008: 379-389 - [c14]Sandeep Purao, John W. Bagby, Karthikeyan Umapathy:
Standardizing Web Services: Overcoming 'Design by Committee'. SERVICES I 2008: 223-230 - 2007
- [j9]Karthikeyan Umapathy, Sridhar Krishnan:
Perceptual Coding of Audio Signals Using Adaptive Time-Frequency Transform. EURASIP J. Audio Speech Music. Process. 2007 (2007) - [j8]Karthikeyan Umapathy, Sandeep Purao:
A theoretical investigation of the emerging standards for web services. Inf. Syst. Frontiers 9(1): 119-134 (2007) - [j7]Karthikeyan Umapathy, Sridhar Krishnan, R. K. Rao:
Audio Signal Feature Extraction and Classification Using Local Discriminant Bases. IEEE Trans. Speech Audio Process. 15(4): 1236-1246 (2007) - [j6]Karthikeyan Umapathy, Sridhar Krishnan:
Time-Width Versus Frequency Band Mapping of Energy Distributions. IEEE Trans. Signal Process. 55(3): 978-989 (2007) - [c13]Karthikeyan Umapathy, Sandeep Purao:
Towards A Theoretical Foundation for Web Services - The Language-Action Perspective (LAP) Approach. IEEE SCC 2007: 252-255 - [c12]Karthikeyan Umapathy:
A Study of Language-Action Perspective as a Theoretical Framework for Web Services. IEEE SCW 2007: 364-367 - [c11]Karthikeyan Umapathy, Sandeep Purao:
Exploring Alternatives for Representing and Accessing Design Knowledge About Enterprise Integration. ER 2007: 470-484 - [c10]Karthikeyan Umapathy:
Towards Co-Design of Business Processes and Information Systems Using Web Services. HICSS 2007: 172 - 2006
- [j5]Karthikeyan Umapathy, Sridhar Krishnan:
Modified local discriminant bases algorithm and its application in analysis of human knee joint vibration signals. IEEE Trans. Biomed. Eng. 53(3): 517-523 (2006) - [c9]Karthikeyan Umapathy, Sandeep Purao:
Designing Enterprise Solutions with Web Services and Integration Patterns. IEEE SCC 2006: 111-118 - [c8]Karthikeyan Umapathy, Sandeep Purao:
Designing Under the Influence of Speech Acts: A Strategy for Composing Enterprise Integration Solutions. ER 2006: 586 - 2005
- [j4]Karthikeyan Umapathy, Sridhar Krishnan:
Feature analysis of pathological speech signals using local discriminant bases technique. Medical Biol. Eng. Comput. 43(4): 457-464 (2005) - [j3]Karthikeyan Umapathy, Sridhar Krishnan, Vijay Parsa, Donald G. Jamieson:
Discrimination of pathological voices using a time-frequency approach. IEEE Trans. Biomed. Eng. 52(3): 421-430 (2005) - [j2]Karthikeyan Umapathy, Sridhar Krishnan, Shihab Jimaa:
Multigroup classification of audio signals using time-frequency parameters. IEEE Trans. Multim. 7(2): 308-315 (2005) - [c7]Karthikeyan Umapathy, Sridhar Krishnan:
A signal classification approach using time-width vs frequency band sub-energy distributions. ICASSP (5) 2005: 477-480 - 2004
- [c6]Xiaocong Fan, Karthikeyan Umapathy, John Yen, Sandeep Purao:
An Agent-Based Approach for Interleaved Composition and Execution of Web Services. ER 2004: 582-595 - [c5]Karthikeyan Umapathy, Sridhar Krishnan:
Modified local discriminant bases and its applications in signal classification [biomedical signal examples]. ICASSP (2) 2004: 745-748 - [c4]Xiaocong Fan, Karthikeyan Umapathy, John Yen, Sandeep Purao:
Team-based Agents for Proactive Failure Handling in Dynamic Composition of Web Services. ICWS 2004: 782- - 2003
- [j1]Timothy W. Simpson, Karthikeyan Umapathy, Jyotirmaya Nanda, Sachin Halbe, Barry Hodge:
Development of a Framework for Web-Based Product Platform Customization. J. Comput. Inf. Sci. Eng. 3(2): 119-129 (2003) - 2002
- [c3]Karthikeyan Umapathy, Sridhar Krishnan, Vijay Parsa, Donald G. Jamieson:
Discrimination of pathological voices using an adaptive time-frequency approach. ICASSP 2002: 3852-3855 - [c2]Karthikeyan Umapathy, Sridhar Krishnan, Shihab Jimaa:
Audio signal classification using time-frequency parameters. ICME (2) 2002: 249-252 - 2001
- [c1]Sridhar Krishnan, Rangaraj M. Rangayyan, Karthikeyan Umapathy:
A time-frequency approach for auditory display of time-varying signals. SIP 2001: 236-241
Coauthor Index
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