Ravi Prakash Ramachandran

Orcid: 0000-0003-0011-4561

According to our database1, Ravi Prakash Ramachandran authored at least 81 papers between 1986 and 2023.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2023
Transformers in Time-Series Analysis: A Tutorial.
Circuits Syst. Signal Process., December, 2023

Revisiting the fragility of influence functions.
Neural Networks, May, 2023

Deployment of a Robust and Explainable Mortality Prediction Model: The COVID-19 Pandemic and Beyond.
CoRR, 2023

Multimodal Data Integration for Oncology in the Era of Deep Neural Networks: A Review.
CoRR, 2023

EvalAttAI: A Holistic Approach to Evaluating Attribution Maps in Robust and Non-Robust Models.
IEEE Access, 2023

Targeted Background Removal Creates Interpretable Feature Visualizations.
Proceedings of the 66th IEEE International Midwest Symposium on Circuits and Systems, 2023

A Comparison of Feature Selection Techniques for First-day Mortality Prediction in the ICU.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2023

2022
Robust Explainability: A tutorial on gradient-based attribution methods for deep neural networks.
IEEE Signal Process. Mag., 2022

2021
The Case Against Sentiment Analysis for Natural Text.
Proceedings of the International Joint Conference on Neural Networks, 2021

2020
Towards an Explainable Mortality Prediction Model.
Proceedings of the 30th IEEE International Workshop on Machine Learning for Signal Processing, 2020

Using Deep Speech Recognition to Evaluate Speech Enhancement Methods.
Proceedings of the 2020 International Joint Conference on Neural Networks, 2020

2019
A Primer on Deep Learning Architectures and Applications in Speech Processing.
Circuits Syst. Signal Process., 2019

Guest Editorial: Algorithms and Architectures for Machine Learning Based Speech Processing.
Circuits Syst. Signal Process., 2019

Introducing Undergraduates to Pattern Recognition and Machine Learning through Speech Processing.
Proceedings of the IEEE International Conference on Acoustics, 2019

2017
Blind Signal-to-Noise Ratio Estimation of Speech Based on Vector Quantizer Classifiers and Decision Level Fusion.
J. Signal Process. Syst., 2017

Robust speaker verification with a two classifier format and feature enhancement.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2017

2016
Robust speaker identification under noisy conditions using feature compensation and signal to noise ratio estimation.
Proceedings of the IEEE 59th International Midwest Symposium on Circuits and Systems, 2016

2015
Distinguishing medical drugs from a large set of side effects using a distributed genetic algorithm on a PC cluster.
Proceedings of the 2015 IEEE International Symposium on Circuits and Systems, 2015

Robust L_2E Parameter Estimation of Gaussian Mixture Models: Comparison with Expectation Maximization.
Proceedings of the Neural Information Processing - 22nd International Conference, 2015

A Comparison of Facial Features and Fusion Methods for Emotion Recognition.
Proceedings of the Neural Information Processing - 22nd International Conference, 2015

Rank-based frame classification for usable speech detection in speaker identification systems.
Proceedings of the 2015 IEEE International Conference on Digital Signal Processing, 2015

2014
Speech based emotion recognition using spectral feature extraction and an ensemble of kNN classifiers.
Proceedings of the 9th International Symposium on Chinese Spoken Language Processing, 2014

2013
A freshman level module in biometric systems.
Proceedings of the 2013 IEEE International Symposium on Circuits and Systems (ISCAS2013), 2013

Automated human behavioral analysis framework using facial feature extraction and machine learning.
Proceedings of the 2013 Asilomar Conference on Signals, 2013

2012
Detection of anomalies in network traffic using L2E for accurate speaker recognition.
Proceedings of the 55th IEEE International Midwest Symposium on Circuits and Systems, 2012

Open-ended design and performance evaluation of a biometric speaker identification system.
Proceedings of the 2012 IEEE International Symposium on Circuits and Systems, 2012

Feature and Signal Enhancement for Robust Speaker Identification of G.729 Decoded Speech.
Proceedings of the Neural Information Processing - 19th International Conference, 2012

2011
Vertical Integration of System-on-Chip Concepts in the Digital Design Curriculum.
IEEE Trans. Educ., 2011

Opportunistic spectrum access in multi-user multi-channel cognitive radio networks.
Proceedings of the 19th European Signal Processing Conference, 2011

2010
Creating an Agile ECE Learning Environment Through Engineering Clinics.
IEEE Trans. Educ., 2010

Blind channel estimation based robust physical layer key generation in MIMO networks.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2010), May 30, 2010

The affine transform and feature fusion for robust speaker identification in the presence of speech coding distortion.
Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems, 2010

Fusion methods for boosting performance of speaker identification systems.
Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems, 2010

2009
Neural Network Classifiers and Principal Component Analysis for Blind Signal to Noise Ratio Estimation of Speech Signals.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2009), 2009

2008
New Z-Domain Continued Fraction Expansions Based on an Infinite Number of Mirror-Image and Anti-Mirror-Image Polynomial Decompositions.
J. Circuits Syst. Comput., 2008

2007
Two-Dimensional Digital Filters with Variable Magnitude Characteristics Obtained from a 1-D Monotonic Response.
J. Comput., 2007

2006
Nonylphenol biodegradation kinetics estimation using neural networks.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

A vector quantizer classifier for blind signal to noise ratio estimation of speech signals.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

Blind Determination of the Signal to Noise Ratio of Speech Signals Based on Estimation Combination of Multiple Features.
Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems 2006, 2006

On the Properties And Design of Stable IIR Transfer Functions Generated Using Fibonnaci Numbers.
Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems 2006, 2006

2004
Vehicle Reidentification using multidetector fusion.
IEEE Trans. Intell. Transp. Syst., 2004

An Alternative Approach For Obtaining 2D Discrete Filters By Cascading Sections Each Having Unity Degree In Each Variable.
J. Circuits Syst. Comput., 2004

Fast adaptive component weighted cepstrum pole filtering for speaker identification.
Proceedings of the 2004 International Symposium on Circuits and Systems, 2004

Fusion of wavelet transform and color information features for automatic vehicle reidentification in intelligent transportation systems.
Proceedings of the 2004 IEEE International Conference on Acoustics, 2004

2003
The competitive assessment laboratory: introducing engineering design via consumer product benchmarking.
IEEE Trans. Educ., 2003

System observability and nonlinear parameter identification of nonylphenol biodegradation kinetics.
Proceedings of the 2003 International Symposium on Circuits and Systems, 2003

VLSI architecture for the efficient computation of line spectral frequencies.
Proceedings of the 2003 International Symposium on Circuits and Systems, 2003

2002
Real-world design as a one-semester undergraduate project: example of a robust and low-cost solar lantern.
IEEE Trans. Educ., 2002

Speaker recognition - general classifier approaches and data fusion methods.
Pattern Recognit., 2002

A pattern recognition and feature fusion formulation for vehicle reidentification in Intelligent Transportation Systems.
Proceedings of the IEEE International Conference on Acoustics, 2002

2001
Cochannel speaker count labelling based on the use of cepstral and pitch prediction derived features.
Pattern Recognit., 2001

Some properties of the z-domain continued fraction expansions of 1-D discrete reactance functions.
Proceedings of the 2001 International Symposium on Circuits and Systems, 2001

Generation of a class of two-dimensional (2-D) transfer functions yielding variable magnitude and contour characteristics.
Proceedings of the 2001 International Symposium on Circuits and Systems, 2001

2000
Fast pole filtering for speaker recognition.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2000

1999
An invariance transformation technique for interpreting images obtained from unknown operational conditions.
Proceedings of the 1999 International Symposium on Circuits and Systems, ISCAS 1999, Orlando, Florida, USA, May 30, 1999

Restoration of three dimensional microscopic images using the row action projection method.
Proceedings of the 1999 International Symposium on Circuits and Systems, ISCAS 1999, Orlando, Florida, USA, May 30, 1999

1998
Speaker identification based on the use of robust cepstral features obtained from pole-zero transfer functions.
IEEE Trans. Speech Audio Process., 1998

An analysis of data fusion methods for speaker verification.
Proceedings of the 1998 IEEE International Conference on Acoustics, 1998

1997
A fast algorithm for finding the adaptive component weighted cepstrum for speaker recognition.
IEEE Trans. Speech Audio Process., 1997

1996
Complex coefficient nonrecursive digital filter design using a least-squares method.
IEEE Trans. Signal Process., 1996

Robust speaker recognition: a feature-based approach.
IEEE Signal Process. Mag., 1996

1995
A comparative study of robust linear predictive analysis methods with applications to speaker identification.
IEEE Trans. Speech Audio Process., 1995

A two codebook format for robust quantization of line spectral frequencies.
IEEE Trans. Speech Audio Process., 1995

Design of two-dimensional linear-phase nonrecursive filters using a least-squares criterion.
Signal Process., 1995

1994
Least-squares design of higher order nonrecursive differentiators.
IEEE Trans. Signal Process., 1994

Interpolation of the pitch-predictor parameters in analysis-by-synthesis speech coders.
IEEE Trans. Speech Audio Process., 1994

A unified and efficient least-squares design of linear-phase nonrecursive filters.
Signal Process., 1994

An Efficient Least-Squares Approach for the Design of Two-Dimensional Linear-Phase Nonrecursive Filters.
Proceedings of the 1994 IEEE International Symposium on Circuits and Systems, ISCAS 1994, London, England, UK, May 30, 1994

1993
Frequency domain adaptive postfiltering for enhancement of noisy speech.
Speech Commun., 1993

A least-squares design of nonrecursive filters satisfying prescribed magnitude and phase specifications.
Proceedings of the 1993 IEEE International Symposium on Circuits and Systems, 1993

1992
Bandwidth efficient transmultiplexers. II. Subband complements and performance aspects.
IEEE Trans. Signal Process., 1992

Bandwidth efficient transmultiplexers. I. Synthesis.
IEEE Trans. Signal Process., 1992

Generalized analysis-by-synthesis coding and its application to pitch prediction.
Proceedings of the 1992 IEEE International Conference on Acoustics, 1992

1990
Transmultiplexers: Perfect reconstruction and compensation of channel distortion.
Signal Process., 1990

Synthesis of bandwidth efficient OQAM and VSB transmultiplexers.
Proceedings of the 1990 International Conference on Acoustics, 1990

1989
Pitch prediction filters in speech coding.
IEEE Trans. Acoust. Speech Signal Process., 1989

Joint optimization of linear predictors in speech.
IEEE Trans. Acoust. Speech Signal Process., 1989

Minimax design of factorable Nyquist filters.
Proceedings of the IEEE International Conference on Acoustics, 1989

1988
Joint solutions for formant and pitch predictors in speech processing.
Proceedings of the IEEE International Conference on Acoustics, 1988

1987
Stability and performance analysis of pitch filters in speech coders.
IEEE Trans. Acoust. Speech Signal Process., 1987

1986
The computation of line spectral frequencies using Chebyshev polynomials.
IEEE Trans. Acoust. Speech Signal Process., 1986


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