Koushik Maharatna

83 papers B 1C 11Misc 2Journal 45Unranked 24
YearRankTypeTitle / Venue / Authors
2022 J jnl
Low-Complex and Low-Power n-dimensional Gram-Schmidt Orthogonalization Architecture Design Methodology.
Circuits Syst. Signal Process.
Swati Bhardwaj, Shashank Raghuraman, Jayesh B. Yerrapragada, Agathya Jagirdar, Koushik Maharatna, Amit Acharyya
2022 J jnl
Prediction and classification of ventricular arrhythmia based on phase-space reconstruction and fuzzy c-means clustering.
Comput. Biol. Medicine
Hanjie Chen, Saptarshi Das, John M. Morgan, Koushik Maharatna
2021 J jnl
A new algorithm to reduce T-wave over-sensing based on phase space reconstruction in S-ICD system.
Comput. Biol. Medicine
Hanjie Chen, Benedict M. Wiles, Paul R. Roberts, John M. Morgan, Koushik Maharatna
2021 J jnl
An effective PSR-based arrhythmia classifier using self-similarity analysis.
Biomed. Signal Process. Control.
Hanjie Chen, Saptarshi Das, John M. Morgan, Koushik Maharatna
2021 J jnl
Classification of Autism Spectrum Disorder From EEG-Based Functional Brain Connectivity Analysis.
Neural Comput.
Noura Alotaibi, Koushik Maharatna
2021 J jnl
Linear and nonlinear analysis of intrinsic mode function after facial stimuli presentation in children with autism spectrum disorder.
Comput. Biol. Medicine
Dalal Bakheet, Koushik Maharatna
2021 J jnl
Prediction of Cerebral Palsy in Newborns With Hypoxic-Ischemic Encephalopathy Using Multivariate EEG Analysis and Machine Learning.
IEEE Access
Dalal Bakheet, Noura Alotaibi, Daniel Konn, Brigitte Vollmer, Koushik Maharatna
2020 J jnl
An Automatic R and T Peak Detection Method Based on the Combination of Hierarchical Clustering and Discrete Wavelet Transform.
IEEE J. Biomed. Health Informatics
Hanjie Chen, Koushik Maharatna
2020 — conf
An automated toolchain for quantitative characterisation of structural connectome from MRI based on non-anatomical cortical parcellation.
EMBC
Sarbani Das, Koushik Maharatna
2019 — conf
A phase lag index hardware calculation for real-time electroencephalography studies.
EMBC
Rafael Angel Gutierrez Nuno, Koushik Maharatna
2019 — conf
An Automatic R-peak Detection Method Based on Hierarchical Clustering.
BioCAS
Hanjie Chen, Koushik Maharatna
2019 J jnl
Rehab-Net: Deep Learning Framework for Arm Movement Classification Using Wearable Sensors for Stroke Rehabilitation.
IEEE Trans. Biomed. Eng.
Madhuri Panwar, Dwaipayan Biswas, Harsh Bajaj, Michael Jöbges, Ruth Turk, Koushik Maharatna, Amit Acharyya
2018 C conf
CORDIC Framework for Quaternion-based Joint Angle Computation to Classify Arm Movements.
ISCAS
Dwaipayan Biswas, Zixuan Ye, Evangelos B. Mazomenos, Michael Jöbges, Koushik Maharatna
2018 — conf
Developing a Framework for Studying Brain Networks in Neonatal Hypoxic-Ischemic Encephalopathy.
MIUA
Finn Lennartsson, Angela Darekar, Koushik Maharatna, Daniel Konn, David Allen, Jacques-Donald Tournier, John Broulidakis, Brigitte Vollmer
2018 J jnl
Hybrid Wavelet and EMD/ICA Approach for Artifact Suppression in Pervasive EEG.
CoRR
Valentina Bono, Saptarshi Das, Wasifa Jamal, Koushik Maharatna
2018 J jnl
Low-complexity hardware design methodology for reliable and automated removal of ocular and muscular artifact from EEG.
Comput. Methods Programs Biomed.
Amit Acharyya, Pranit Jadhav, Valentina Bono, Koushik Maharatna, Ganesh R. Naik
2018 J jnl
Multimodal Functional and Structural Brain Connectivity Analysis in Autism: A Preliminary Integrated Approach With EEG, fMRI, and DTI.
IEEE Trans. Cogn. Dev. Syst.
Bogdan Alexandru Cociu, Saptarshi Das, Lucia Billeci, Wasifa Jamal, Koushik Maharatna, Sara Calderoni, Antonio Narzisi, Filippo Muratori
2017 C conf
Architecture for complex network measures of brain connectivity.
ISCAS
Chandrajit Pal, Dwaipayan Biswas, Koushik Maharatna, Amlan Chakrabarti
2017 — conf
CNN based approach for activity recognition using a wrist-worn accelerometer.
EMBC
Madhuri Panwar, Sristi Ram Dyuthi, Konkimalla Chandra Prakash, Dwaipayan Biswas, Amit Acharyya, Koushik Maharatna, Arvind Gautam, Ganesh R. Naik
2017 J jnl
Comparison of Decision Tree Based Classification Strategies to Detect External Chemical Stimuli from Raw and Filtered Plant Electrical Response.
CoRR
Shre Kumar Chatterjee, Saptarshi Das, Koushik Maharatna, Elisa Masi, Luisa Santopolo, Ilaria Colzi, Stefano Mancuso, Andrea Vitaletti
2017 J jnl
Coordinate Rotation-Based Low Complexity K-Means Clustering Architecture.
IEEE Trans. Very Large Scale Integr. Syst.
Bhagyaraja Adapa, Dwaipayan Biswas, Swati Bhardwaj, Shashank Raghuraman, Amit Acharyya, Koushik Maharatna
2017 J jnl
Fast approximate Bayesian computation for estimating parameters in differential equations.
Stat. Comput.
Sanmitra Ghosh, Srinandan Dasmahapatra, Koushik Maharatna
2017 J jnl
Low-Complexity Framework for Movement Classification Using Body-Worn Sensors.
IEEE Trans. Very Large Scale Integr. Syst.
Dwaipayan Biswas, Koushik Maharatna, Goran Panic, Evangelos B. Mazomenos, Josy Achner, Jasmin Klemke, Michael Jöbges, Steffen Ortmann
2016 — conf
Analysing wireless EEG based functional connectivity measures with respect to change in environmental factors.
BHI
Dwaipayan Biswas, Valentina Bono, Michael Scott-South, Shre Kumar Chatterjee, Anna Soska, Steve Snow, Catherine J. Noakes, Janet F. Barlow, Koushik Maharatna, m. c. schraefel
2016 — conf
Classification Methodology of CVD with Localized Features Analysis Using Phase Space Reconstruction Targeting Personalized Remote Health Monitoring.
CinC
Naresh Vemishetty, Amit Acharyya, Saptarshi Das, Shivteja Ayyagari, Soumya Jana, Koushik Maharatna, Paolo Emilio Puddu
2016 — conf
Classifying human emotional states using wireless EEG based ERP and functional connectivity measures.
BHI
Valentina Bono, Dwaipayan Biswas, Saptarshi Das, Koushik Maharatna
2016 J jnl
Control Strategy for Anaesthetic Drug Dosage with Interaction Among Human Physiological Organs Using Optimal Fractional Order PID Controller.
CoRR
Saptarshi Das, Sourav Das, Koushik Maharatna
2016 J jnl
Detecting Elementary Arm Movements by Tracking Upper Limb Joint Angles With MARG Sensors.
IEEE J. Biomed. Health Informatics
Evangelos B. Mazomenos, Dwaipayan Biswas, Andy Cranny, Amal Rajan, Koushik Maharatna, Josy Achner, Jasmin Klemke, Michael Jobges, Steffen Ortmann, Peter Langendörfer
2016 J jnl
Drift Removal in Plant Electrical Signals via IIR Filtering Using Wavelet Energy.
CoRR
Saptarshi Das, Barry Juans Ajiwibawa, Shre Kumar Chatterjee, Sanmitra Ghosh, Koushik Maharatna, Srinandan Dasmahapatra, Andrea Vitaletti, Elisa Masi, Stefano Mancuso
2016 J jnl
On the Existence of Synchrostates in Multichannel EEG Signals during Face-perception Tasks.
CoRR
Wasifa Jamal, Saptarshi Das, Koushik Maharatna, Fabio Apicella, Georgia Chronaki, Federico Sicca, David Cohen, Filippo Muratori
2016 J jnl
Robust and accurate personalised reconstruction of standard 12-lead system from Frank vectorcardiographic system.
Comput. methods Biomech. Biomed. Eng. Imaging Vis.
Sidharth Maheshwari, Amit Acharyya, Paolo Emilio Puddu, Evangelos B. Mazomenos, Michele Schiariti, Koushik Maharatna
2015 J jnl
A CORDIC-Based Low-Power Statistical Feature Computation Engine for WSN Applications.
Circuits Syst. Signal Process.
Dwaipayan Biswas, Koushik Maharatna
2015 J jnl
Drift removal in plant electrical signals via IIR filtering using wavelet energy.
Comput. Electron. Agric.
Saptarshi Das, Barry Juans Ajiwibawa, Shre Kumar Chatterjee, Sanmitra Ghosh, Koushik Maharatna, Srinandan Dasmahapatra, Andrea Vitaletti, Elisa Masi, Stefano Mancuso
2015 J jnl
Dynamical System Approach for Edge Detection Using Coupled FitzHugh-Nagumo Neurons.
IEEE Trans. Image Process.
Shaobai Li, Srinandan Dasmahapatra, Koushik Maharatna
2015 J jnl
Prediction of Synchrostate Transitions in EEG Signals Using Markov Chain Models.
IEEE Signal Process. Lett.
Wasifa Jamal, Saptarshi Das, Ioana-Anastasia Oprescu, Koushik Maharatna
2015 C conf
Real-time arm movement recognition using FPGA.
ISCAS
Dwaipayan Biswas, Gerry Juans Ajiwibawa, Koushik Maharatna, Andy Cranny, Josy Achner, Jasmin Klemke, Michael Jobges
2014 Misc conf
Artifact reduction in multichannel pervasive EEG using hybrid WPT-ICA and WPT-EMD signal decomposition techniques.
ICASSP
Valentina Bono, Wasifa Jamal, Saptarshi Das, Koushik Maharatna
2014 J jnl
Artifact reduction in multichannel pervasive EEG using hybrid WPT-ICA and WPT-EMD signal decomposition techniques.
CoRR
Valentina Bono, Wasifa Jamal, Saptarshi Das, Koushik Maharatna
2014 J jnl
Classification of Autism Spectrum Disorder Using Supervised Learning of Brain Connectivity Measures Extracted from Synchrostates.
CoRR
Wasifa Jamal, Saptarshi Das, Ioana-Anastasia Oprescu, Koushik Maharatna, Fabio Apicella, Federico Sicca
2014 J jnl
Development of an Automated Updated Selvester QRS Scoring System Using SWT-Based QRS Fractionation Detection and Classification.
IEEE J. Biomed. Health Informatics
Valentina Bono, Evangelos B. Mazomenos, Taihai Chen, James Rosengarten, Amit Acharyya, Koushik Maharatna, John M. Morgan, Nick Curzen
2014 — conf
On the sensor choice and data analysis for classification of elementary upper limb movements.
BHI
Dwaipayan Biswas, Andy Cranny, Ahmed Rahim, Nayaab Gupta, Nick R. Harris, Koushik Maharatna, Steffen Ortmann
2014 — conf
Recognition of Elementary Upper Limb Movements in an Activity of Daily Living Using Data from Wrist Mounted Accelerometers.
ICHI
Dwaipayan Biswas, Andy Cranny, Nayaab Gupta, Koushik Maharatna, Steffen Ortmann
2013 J jnl
A Low-Complexity ECG Feature Extraction Algorithm for Mobile Healthcare Applications.
IEEE J. Biomed. Health Informatics
Evangelos B. Mazomenos, Dwaipayan Biswas, Amit Acharyya, Taihai Chen, Koushik Maharatna, James Rosengarten, John M. Morgan, Nick Curzen
2013 J jnl
Design of a Low-Power On-Body ECG Classifier for Remote Cardiovascular Monitoring Systems.
IEEE J. Emerg. Sel. Topics Circuits Syst.
Taihai Chen, Evangelos B. Mazomenos, Koushik Maharatna, Srinandan Dasmahapatra, Mahesan Niranjan
2013 — conf
Detection of myocardial scar from the VCG using a supervised learning approach.
EMBC
Christos Panagiotou, Sofia-Maria Dima, Evangelos B. Mazomenos, James Rosengarten, Koushik Maharatna, John V. Gialelis, John M. Morgan
2013 — conf
Existence of millisecond-order stable states in time-varying phase synchronization measure in EEG signals.
EMBC
Wasifa Jamal, Saptarshi Das, Koushik Maharatna
2013 J jnl
Fractional dynamical model for the generation of ECG like signals from filtered coupled Van-der Pol oscillators.
Comput. Methods Programs Biomed.
Saptarshi Das, Koushik Maharatna
2013 J jnl
On the Detection of Myocadial Scar Based on ECG/VCG Analysis.
IEEE Trans. Biomed. Eng.
Sofia-Maria Dima, Christos Panagiotou, Evangelos B. Mazomenos, James Rosengarten, Koushik Maharatna, John V. Gialelis, Nick Curzen, John M. Morgan
2012 — conf
ECG compression for remote healthcare systems using selective thresholding based on energy compaction.
ISSSE
Dwaipayan Biswas, Evangelos B. Mazomenos, Koushik Maharatna
2012 — conf
On the Trade-Off of Accuracy and Computational Complexity for Classifying Normal and Abnormal ECG in Remote CVD Monitoring Systems.
SiPS
Taihai Chen, Evangelos B. Mazomenos, Koushik Maharatna, Srinandan Dasmahapatra, Mahesan Niranjan
2012 C conf
Towards the development of next-generation remote healthcare system: Some practical considerations.
ISCAS
Koushik Maharatna, Evangelos B. Mazomenos, John M. Morgan, Silvio Bonfiglio
2011 J jnl
Algorithm and Architecture for N-D Vector Cross-Product Computation.
IEEE Trans. Signal Process.
Amit Acharyya, Koushik Maharatna, Bashir M. Al-Hashimi
2011 J jnl
Coordinate Rotation Based Low Complexity N-D FastICA Algorithm and Architecture.
IEEE Trans. Signal Process.
Amit Acharyya, Koushik Maharatna, Bashir M. Al-Hashimi, Jeffrey S. Reeve
2011 J jnl
On the VLSI Implementation of Adaptive-Frequency Hopf Oscillator.
IEEE Trans. Circuits Syst. I Regul. Pap.
Arash Ahmadi, Eduardo Mangieri, Koushik Maharatna, Srinandan Dasmahapatra, Mark Zwolinski
2011 J jnl
Pseudo-Parallel Datapath Structure for Power Optimal Implementation of 128-pt FFT/IFFT for WPAN.
Circuits Syst. Signal Process.
Jimson Mathew, Koushik Maharatna, Babita R. Jose, Hafizur Rahaman, Dhiraj K. Pradhan
2011 C conf
Simplified logic design methodology for fuzzy membership function based robust detection of maternal modulus maxima location: A low complexity Fetal ECG extraction architecture for mobile health monitoring systems.
ISCAS
Amit Acharyya, Koushik Maharatna, Bashir M. Al-Hashimi, Hasitha Tudugalle
2010 — conf
A low-power simplified-MEWS scoring device for patient monitoring.
PervasiveHealth
Dirk De Jager, Evangelos B. Mazomenos, Anindo K. Banerjee, Koushik Maharatna, Jeffrey S. Reeve
2010 C conf
Design metrics for RTL level estimation of delay variability due to intradie (random) variations.
ISCAS
Michael Merrett, Yangang Wang, Mark Zwolinski, Koushik Maharatna, Massimo Alioto
2010 — conf
Effects of CNT diameter variability on a CNFET-based SRAM.
APCCAS
Hamed Shahidipour, Yue Zhong, Arash Ahmadi, Koushik Maharatna
2009 J jnl
50 Years of CORDIC: Algorithms, Architectures, and Applications.
IEEE Trans. Circuits Syst. I Regul. Pap.
Pramod Kumar Meher, Javier Valls, Tso-Bing Juang, K. Sridharan, Koushik Maharatna
2009 — conf
Hardware efficient fixed-point VLSI architecture for 2D Kurtotic FastICA.
ECCTD
Amit Acharyya, Koushik Maharatna, Jinhong Sun, Bashir M. Al-Hashimi, Steve R. Gunn
2009 — conf
Hardware reduction methodology for 2-dimensional kurtotic fastica based on algorithmic analysis and architectural symmetry.
SiPS
Amit Acharyya, Koushik Maharatna, Bashir M. Al-Hashimi
2009 J jnl
Memory Reduction Methodology for Distributed-Arithmetic-Based DWT/IDWT Exploiting Data Symmetry.
IEEE Trans. Circuits Syst. II Express Briefs
Amit Acharyya, Koushik Maharatna, Bashir M. Al-Hashimi, Steve R. Gunn
2008 — conf
Hardware development for pervasive healthcare systems: Current status and future directions.
APCCAS
Amit Acharyya, Koushik Maharatna, Bashir M. Al-Hashimi
2008 J jnl
Low-Power VLSI Implementation of the Inner Receiver for OFDM-Based WLAN Systems.
IEEE Trans. Circuits Syst. I Regul. Pap.
Alfonso Troya, Koushik Maharatna, Milos Krstic, Eckhard Grass, Ulrich Jagdhold, Rolf Kraemer
2008 C conf
Reduced Z-datapath Cordic Rotator.
ISCAS
Koushik Maharatna, Karim El-Shabrawy, Bashir M. Al-Hashimi
2007 J jnl
Efficient Inner Receiver Design for OFDM-Based WLAN Systems: Algorithm and Architecture.
IEEE Trans. Wirel. Commun.
Alfonso Troya, Koushik Maharatna, Milos Krstic, Eckhard Grass, Ulrich Jagdhold, Rolf Kraemer
2007 C conf
Impact of strain on the design of low-power high-speed circuits.
ISCAS
Hiran Ramakrishnan, Koushik Maharatna, Sanatan Chattopadhyay, Alexandre Yakovlev
2007 C conf
On the Hardware Reduction of z-Datapath of Vectoring CORDIC.
ISCAS
R. Stapenhurst, Koushik Maharatna, Jimson Mathew, José L. Núñez-Yáñez, Dhiraj K. Pradhan
2006 C conf
A low-power geometric mapping co-processor for high-speed graphics application.
ISCAS
Selwyn Leeke, Koushik Maharatna
2006 C conf
MIMO detection in analog VLSI.
ISCAS
Josep Soler Garrido, Robert J. Piechocki, Koushik Maharatna, Darren P. McNamara
2006 Misc conf
On the Implementation of a Low-Power IEEE 802.11a Compliant Viterbi Decoder.
VLSI Design
Koushik Maharatna, Alfonso Troya, Milos Krstic, Eckhard Grass
2005 J jnl
Modified virtually scaling-free adaptive CORDIC rotator algorithm and architecture.
IEEE Trans. Circuits Syst. Video Technol.
Koushik Maharatna, Swapna Banerjee, Eckhard Grass, Milos Krstic, Alfonso Troya
2005 — conf
On the implementation of 128-pt FFT/IFFT for high-performance WPAN.
ISCAS (6)
C. Huggett, Koushik Maharatna, K. Paul
2004 B conf
A 16-bit CORDIC rotator for high-speed wireless LAN.
PIMRC
Koushik Maharatna, Alfonso Troya, Swapna Banerjee, Eckhard Grass, Milos Krstic
2004 J jnl
A 64-point Fourier transform chip for high-speed wireless LAN application using OFDM.
IEEE J. Solid State Circuits
Koushik Maharatna, Eckhard Grass, Ulrich Jagdhold
2004 — conf
A CORDIC like processor for computation of arctangent and absolute magnitude of a vector.
ISCAS (2)
Koushik Maharatna, Alfonso Troya, Milos Krstic, Eckhard Grass, Ulrich Jagdhold
2003 — conf
A novel 64-point FF/IFFT processor for IEEE 802.11(a) standard.
ICASSP (2)
Koushik Maharatna, Eckhard Grass, Ulrich Jagdhold
2003 — conf
Optimized low-power synchronizer design for the IEEE 802.11a standard.
ICASSP (2)
Milos Krstic, Alfonso Troya, Koushik Maharatna, Eckhard Grass
2002 — conf
A Dual-Mode Synchronous/Asynchronous CORDIC Processor.
ASYNC
Eckhard Grass, Bodhisatya Sarker, Koushik Maharatna
2001 J jnl
A VLSI array architecture for Hough transform.
Pattern Recognit.
Koushik Maharatna, Swapna Banerjee
2001 J jnl
A VLSI array architecture for realization of DFT, DHT, DCT and DST.
Signal Process.
Koushik Maharatna, A. S. Dhar, Swapna Banerjee
2001 J jnl
On the single-chip implementation of a Hiperlan/2 and IEEE 802.11a capable modem.
IEEE Wirel. Commun.
Eckhard Grass, Klaus Tittelbach-Helmrich, Ulrich Jagdhold, Alfonso Troya, Gunther Lippert, Olaf Krüger, Jens Lehmann, Koushik Maharatna, Kai F. Dombrowski, Norbert Fiebig, Rolf Kraemer, Petri Mähönen