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Karthikeyan Umapathy
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Publications
- 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) - 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) - 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 - 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) - [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) - 2014
- [c35]Lakshmi Sugavaneswaran, Mohammadreza Balouchestani, Karthikeyan Umapathy, Sridhar Krishnan:
Discriminative kernel learning in ambiguity domain. CSNDSP 2014: 261-265 - [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
- [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 - 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
- [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 - [c21]Lakshmi Sugavaneswaran, Karthikeyan Umapathy, Sridhar Krishnan:
Discriminative time-frequency kernels for gait analysis for amyotrophic lateral sclerosis. EMBC 2011: 2683-2686 - 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) - 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) - 2007
- [j9]Karthikeyan Umapathy, Sridhar Krishnan:
Perceptual Coding of Audio Signals Using Adaptive Time-Frequency Transform. EURASIP J. Audio Speech Music. Process. 2007 (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) - 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) - 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
- [c5]Karthikeyan Umapathy, Sridhar Krishnan:
Modified local discriminant bases and its applications in signal classification [biomedical signal examples]. ICASSP (2) 2004: 745-748 - 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
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last updated on 2024-04-22 22:50 CEST by the dblp team
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