A. G. Ramakrishnan

ORCID

Publication Activity (10 Years)

Years Active: 2000-2024
Publications (10 Years): 55

Top Venues

Publications

Ritika Jain, A. G. Ramakrishnan
Modality-Specific Feature Selection, Data Augmentation and Temporal Context for Improved Performance in Sleep Staging. IEEE J. Biomed. Health Informatics 28 (2) (2024)
Anish Saha, A. G. Ramakrishnan
Automatic Speech Recognition for Hindi. CoRR (2024)
Anand Sharma, A. G. Ramakrishnan
A Classifier Using Global Character Level and Local Sub-unit Level Features for Hindi Online Handwritten Character Recognition. CoRR (2023)
Anand Sharma, A. G. Ramakrishnan
Structural analysis of Hindi online handwritten characters for character recognition. CoRR (2023)
Chandran Savithri Anoop, A. G. Ramakrishnan
Meta-Learning for Indian Languages: Performance Analysis and Improvements With Linguistic Similarity Measures. IEEE Access 11 (2023)
Anand Sharma, A. G. Ramakrishnan
Histograms of Points, Orientations, and Dynamics of Orientations Features for Hindi Online Handwritten Character Recognition. CoRR (2023)
A. S. Anusha, A. G. Ramakrishnan, A. Adarsh, Kanishka Sharma, G. Pradeep Kumar
Effects of Breathing and Breath-hold on Brain Functional Connectivity. MeMeA (2022)
C. S. Anoop, A. G. Ramakrishnan
Exploring a Unified ASR for Multiple South Indian Languages Leveraging Multilingual Acoustic and Language Models. SLT (2022)
A. S. Anusha, A. G. Ramakrishnan
Midline EEG Functional Connectivity As Biomarker for Conscious States in Sleep and Wakefulness. EMBC (2021)
Jerrin Thomas Panachakel, G. Pradeep Kumar, A. G. Ramakrishnan, Kanishka Sharma
Automated classification of EEG into meditation and non-meditation epochs using common spatial pattern, linear discriminant analysis, and LSTM. TENCON (2021)
Jerrin Thomas Panachakel, Kanishka Sharma, Anusha A. S, A. G. Ramakrishnan
Can we identify the category of imagined phoneme from EEG? EMBC (2021)
A. S. Anusha, A. G. Ramakrishnan
Brain Functional Connectivity as Biomarker for Propofol-Induced Alterations of Consciousness. EMBC (2021)
Anoop C. S., A. G. Ramakrishnan
Investigation of Different G2P Schemes for Speech Recognition in Sanskrit. ICONIP (2) (2021)
Jerrin Thomas Panachakel, A. G. Ramakrishnan
Classification of Phonological Categories in Imagined Speech using Phase Synchronization Measure. EMBC (2021)
Amit Meghanani, Anoop C. S., A. G. Ramakrishnan
An Exploration of Log-Mel Spectrogram and MFCC Features for Alzheimer's Dementia Recognition from Spontaneous Speech. SLT (2021)
Anoop C. S., Prathosh A. P., A. G. Ramakrishnan
Unsupervised Domain Adaptation Schemes for Building ASR in Low-resource Languages. CoRR (2021)
G. Pradeep Kumar, Kanishka Sharma, A. G. Ramakrishnan, A. Adarsh
Increased Entropy of Gamma Oscillations in the Frontal Region during Meditation. EMBC (2021)
Anoop C. S., Prathosh A. P., A. G. Ramakrishnan
Unsupervised Domain Adaptation Schemes for Building ASR in Low-Resource Languages. ASRU (2021)
Amit Meghanani, A. G. Ramakrishnan
Pitch-synchronous Discrete Cosine Transform Features for Speaker Identification and Verification. ICPRAM (2020)
Jerrin Thomas Panachakel, Nandagopal Netrakanti Vinayak, Maanvi Nunna, A. G. Ramakrishnan, Kanishka Sharma
An Improved EEG Acquisition Protocol Facilitates Localized Neural Activation. CoRR (2020)
Jerrin Thomas Panachakel, A. G. Ramakrishnan, T. V. Ananthapadmanabha
A Novel Deep Learning Architecture for Decoding Imagined Speech from EEG. CoRR (2020)
Jerrin Thomas Panachakel, A. G. Ramakrishnan, T. V. Ananthapadmanabha
Decoding Imagined Speech using Wavelet Features and Deep Neural Networks. CoRR (2020)
H. R. Shiva Kumar, A. G. Ramakrishnan
Lipi Gnani: A Versatile OCR for Documents in any Language Printed in Kannada Script. ACM Trans. Asian Low Resour. Lang. Inf. Process. 19 (4) (2020)
Jerrin Thomas Panachakel, A. G. Ramakrishnan, K. P. Manjunath
VR Glasses based Measurement of Responses to Dichoptic Stimuli: A Potential Tool for Quantifying Amblyopia? EMBC (2020)
A. G. Ramakrishnan, A. Adarsh
R-wave Amplitude Changes and Atypical Heart Rate Changes Accompanying Breath Hold During Low Breathing Rates. EMBC (2020)
A. Madhavaraj, A. G. Ramakrishnan
Data-pooling and multi-task learning for enhanced performance of speech recognition systems in multiple low resourced languages. NCC (2019)
Ram Krishna Pandey, A. G. Ramakrishnan, Souvik Karmakar
Effects of Modifying the Input Features and the Loss Function on Improving Emotion Classification. TENCON (2019)
Ram Krishna Pandey, Souvik Karmakar, A. G. Ramakrishnan, Nabagata Saha
Improving Facial Emotion Recognition Systems with Crucial Feature Extractors. ICIAP (1) (2019)
Ram Krishna Pandey, A. G. Ramakrishnan
Improving the Perceptual Quality of Document Images Using Deep Neural Network. ISNN (2) (2019)
A. Madhavaraj, A. G. Ramakrishnan
Scattering transform inspired filterbank learning from raw speech for better acoustic modeling. TENCON (2019)
Ram Krishna Pandey, Harpreet Singh, A. G. Ramakrishnan
Improvement of Image Denoising Algorithms by Preserving the Edges. CAIP (2) (2019)
H. R. Shiva Kumar, A. Madhavaraj, A. G. Ramakrishnan
Splitting Merged Characters of Kannada Benchmark Dataset using Simplified Paired-Valleys and L-Cut. NCC (2019)
Ram Krishna Pandey, Souvik Karmakar, A. G. Ramakrishnan, Nabagata Saha
Improving Facial Emotion Recognition Systems Using Gradient and Laplacian Images. CoRR (2019)
H. R. Shiva Kumar, A. G. Ramakrishnan
Gamma Enhanced Binarization - An Adaptive Nonlinear Enhancement of Degraded Word Images for Improved Recognition of Split Characters. NCC (2019)
A. Madhavaraj, T. V. Ananthapadmanabha, A. G. Ramakrishnan
Subjective and objective experiments on the influence of speaker's gender on the unvoiced segments. CoRR (2018)
K. V. Vijay Girish, A. G. Ramakrishnan, Neeraj Kumar
A system for distributed audio classification using sparse representation over cloud for IOT. COMSNETS (2018)
Ram Krishna Pandey, A. G. Ramakrishnan
A hybrid approach of interpolations and CNN to obtain super-resolution. CoRR (2018)
Ram Krishna Pandey, Nabagata Saha, Samarjit Karmakar, A. G. Ramakrishnan
MSCE: An edge preserving robust loss function for improving super-resolution algorithms. CoRR (2018)
Ram Krishna Pandey, Aswin Vasan, A. G. Ramakrishnan
Segmentation of Liver Lesions with Reduced Complexity Deep Models. CoRR (2018)
Ram Krishna Pandey, K. Vignesh, A. G. Ramakrishnan, Chandrahasa B
Binary Document Image Super Resolution for Improved Readability and OCR Performance. CoRR (2018)
Ram Krishna Pandey, Samarjit Karmakar, A. G. Ramakrishnan
Computationally Efficient Approaches for Image Style Transfer. CoRR (2018)
T. V. Ananthapadmanabha, A. G. Ramakrishnan
Estimation of the Vocal Tract Length of Vowel Sounds Based on the Frequency of the Significant Spectral Valley. INTERSPEECH (2018)
Nazreen P. M., A. G. Ramakrishnan
Using Monte Carlo dropout for non-stationary noise reduction from speech. CoRR (2018)
Nazreen P. M., A. G. Ramakrishnan
DNN Based Speech Enhancement for Unseen Noises Using Monte Carlo Dropout. ICSPCS (2018)
Nazreen P. M., A. G. Ramakrishnan
DNN Based Speech Enhancement for Unseen Noises Using Monte Carlo Dropout. CoRR (2018)
Amit Meghanani, A. G. Ramakrishnan
Pitch-synchronous DCT features: A pilot study on speaker identification. CoRR (2018)
Ram Krishna Pandey, Nabagata Saha, Samarjit Karmakar, A. G. Ramakrishnan
MSCE: An Edge-Preserving Robust Loss Function for Improving Super-Resolution Algorithms. ICONIP (6) (2018)
Ram Krishna Pandey, A. G. Ramakrishnan
Language Independent Single Document Image Super-Resolution using CNN for improved recognition. CoRR (2017)
T. V. Ananthapadmanabha, A. G. Ramakrishnan, Shubham Sharma
An Objective Critical Distance Measure Based on the Relative Level of Spectral Valley. INTERSPEECH (2017)
T. V. Ananthapadmanabha, A. G. Ramakrishnan
Intrinsic-cum-extrinsic normalization of formant data of vowels. CoRR (2016)
K. V. Vijay Girish, A. G. Ramakrishnan, T. V. Ananthapadmanabha
Adaptive dictionary based approach for background noise and speaker classification and subsequent source separation. CoRR (2016)
K. V. Vijay Girish, A. G. Ramakrishnan, T. V. Ananthapadmanabha
Hierarchical Classification of Speaker and Background Noise and Estimation of SNR Using Sparse Representation. INTERSPEECH (2016)
Nazreen P. M., A. G. Ramakrishnan, Prasanta Kumar Ghosh
A Class-Specific Speech Enhancement for Phoneme Recognition: A Dictionary Learning Approach. INTERSPEECH (2016)
A. G. Ramakrishnan, J. V. Satyanarayana
Reconstruction of EEG from limited channel acquisition using estimated signal correlation. Biomed. Signal Process. Control. 27 (2016)
A. P. Prathosh, P. Sujith, A. G. Ramakrishnan, Prasanta Kumar Ghosh
Cumulative Impulse Strength for Epoch Extraction. IEEE Signal Process. Lett. 23 (4) (2016)
Suresh Sundaram, A. G. Ramakrishnan
Bigram Language Models and Reevaluation Strategy for Improved Recognition of Online Handwritten Tamil Words. ACM Trans. Asian Low Resour. Lang. Inf. Process. 14 (2) (2015)
A. P. Prathosh, A. G. Ramakrishnan, T. V. Ananthapadmanabha
Classification of place-of-articulation of stop consonants using temporal analysis. INTERSPEECH (2015)
K. V. Vijay Girish, T. V. Ananthapadmanabha, A. G. Ramakrishnan
A dictionary learning and source recovery based approach to classify diverse audio sources. CoRR (2015)
T. V. Ananthapadmanabha, A. G. Ramakrishnan, Shubham Sharma
Significance of level of spectral valleys of vowel sounds. CoRR (2015)
P. Sujith, A. P. Prathosh, A. G. Ramakrishnan, Prasanta Kumar Ghosh
An error correction scheme for GCI detection algorithms using pitch smoothness criterion. INTERSPEECH (2015)
R. L. Vikram, K. V. Vijay Girish, S. Harshavardhan, A. G. Ramakrishnan, T. V. Ananthapadmanabha
Subband analysis of linear prediction residual for the estimation of glottal closure instants. ICASSP (2014)
A. G. Ramakrishnan, A. P. Prathosh, T. V. Ananthapadmanabha
Threshold-Independent QRS Detection Using the Dynamic Plosion Index. IEEE Signal Process. Lett. 21 (5) (2014)
Rohan Kumar Das, S. Abhiram, S. R. M. Prasanna, A. G. Ramakrishnan
Combining source and system information for limited data speaker verification. INTERSPEECH (2014)
T. V. Ananthapadmanabha, K. V. Vijay Girish, A. G. Ramakrishnan
Detection of transitions between broad phonetic classes in a speech signal. CoRR (2014)
J. V. Satyanarayana, A. G. Ramakrishnan
Compressed EEG Acquisition with Limited Channels using Estimated Signal Correlation. CoRR (2014)
Suresh Sundaram, A. G. Ramakrishnan
Performance enhancement of online handwritten Tamil symbol recognition with reevaluation techniques. Pattern Anal. Appl. 17 (3) (2014)
T. V. Ananthapadmanabha, A. G. Ramakrishnan, Pradeep Balachandran
An Interesting Property of LPCs for Sonorant Vs Fricative Discrimination. CoRR (2014)
Deepak Kumar, A. G. Ramakrishnan
Quadratically constrained quadratic programming for classification using particle swarms and applications. CoRR (2014)
Deepak Kumar, M. N. Anil Prasad, A. G. Ramakrishnan
Evaluation of document binarization using eigen value decomposition. DRR (2013)
Suresh Sundaram, A. G. Ramakrishnan
Attention-Feedback Based Robust Segmentation of Online Handwritten Isolated Tamil Words. ACM Trans. Asian Lang. Inf. Process. 12 (1) (2013)
A. P. Prathosh, T. V. Ananthapadmanabha, A. G. Ramakrishnan
Epoch Extraction Based on Integrated Linear Prediction Residual Using Plosion Index. IEEE ACM Trans. Audio Speech Lang. Process. 21 (12) (2013)
Deepak Kumar, M. N. Anil Prasad, A. G. Ramakrishnan
Multi-script robust reading competition in ICDAR 2013. MOCR@ICDAR (2013)
A. G. Ramakrishnan, K. Bhargava Urala
Global and local features for recognition of online handwritten numerals and Tamil characters. MOCR@ICDAR (2013)
Deepak Kumar, M. N. Anil Prasad, A. G. Ramakrishnan
NESP: Nonlinear enhancement and selection of plane for optimal segmentation and recognition of scene word images. DRR (2013)
Pedamalli Saikrishna, A. G. Ramakrishnan
Script independent detection of bold words in multi font-size documents. NCVPRIPG (2013)
Deepak Kumar, M. N. Anil Prasad, A. G. Ramakrishnan
MAPS: midline analysis and propagation of segmentation. ICVGIP (2012)
Deepak Kumar, M. N. Anil Prasad, A. G. Ramakrishnan
Benchmarking recognition results on camera captured word image data sets. DAR@ICVGIP (2012)
Suresh Sundaram, K. Bhargava Urala, A. G. Ramakrishnan
Language models for online handwritten Tamil word recognition. DAR@ICVGIP (2012)
Deepak Kumar, M. N. Anil Prasad, A. G. Ramakrishnan
Benchmarking recognition results on word image datasets CoRR (2012)
Deepak Kumar, A. G. Ramakrishnan
Recognition of Kannada characters extracted from scene images. DAR@ICVGIP (2012)
Deepak Kumar, A. G. Ramakrishnan
OTCYMIST: Otsu-Canny Minimal Spanning Tree for Born-Digital Images. Document Analysis Systems (2012)
Suresh Sundaram, A. G. Ramakrishnan
Lexicon-Free, Novel Segmentation of Online Handwritten Indic Words. ICDAR (2011)
Rituraj Kunwar, A. G. Ramakrishnan
Online Handwriting Recognition of Tamil Script Using Fractal Geometry. ICDAR (2011)
Rituraj Kunwar, Shashikiran K., A. G. Ramakrishnan
Online Handwritten Kannada Word Recognizer with Unrestricted Vocabulary. ICFHR (2010)
M. Mahadeva Prasad, M. Sukumar, A. G. Ramakrishnan
Orthogonal LDA in PCA Transformed Subspace. ICFHR (2010)
M. Mahadeva Prasad, M. Sukumar, A. G. Ramakrishnan
Divide and conquer technique in online handwritten Kannada character recognition. MOCR@ICDAR (2009)
Amrik Sen, Gopal Ananthakrishnan, Suresh Sundaram, A. G. Ramakrishnan
Dynamic Space Warping of Strokes for Recognition of Online Handwritten Characters. Int. J. Pattern Recognit. Artif. Intell. 23 (5) (2009)
Swapnil Belhe, Srinivasa Chakravarthy, A. G. Ramakrishnan
XML standard for Indic online handwritten database. MOCR@ICDAR (2009)
A. G. Ramakrishnan, Suresh Sundaram
Resolving Ambiguities in Confused Online Tamil Characters with Post Processing Algorithms. PReMI (2009)
Rangarao Muralishankar, Mamindapalli Ravi Shanker, A. G. Ramakrishnan
Perceptual-MVDR based analysis-synthesis of pitch synchronous frames for pitch modification. ICME (2008)
Ritesh Banka, Farshad Nourbakhsh, A. G. Ramakrishnan
Extraction of Handwritten and Signature Regions from Binary Printed. IWCIA Special Track on Applications (2008)
Thotreingam Kasar, A. G. Ramakrishnan
CCD: Connected Component Descriptor for Robust Mosaicing of Camera-Captured Document Images. Document Analysis Systems (2008)
Konakanchi Partha Sarathy, A. G. Ramakrishnan
A research bed for unit selection based text to speech synthesis. SLT (2008)
Peeta Basa Pati, A. G. Ramakrishnan
Word level multi-script identification. Pattern Recognit. Lett. 29 (9) (2008)
K. R. Arvind, Jayant Kumar, A. G. Ramakrishnan
Entropy Based Skew Correction of Document Images. PReMI (2007)
R. Kandan, Nirup Kumar Reddy, K. R. Arvind, A. G. Ramakrishnan
A Robust Two Level Classification Algorithm for Text Localization in Documents. ISVC (2) (2007)
Farshad Nourbakhsh, Peeta Basa Pati, A. G. Ramakrishnan
Automatic Seal Information Reader. ICCTA (2007)
Neelam Sinha, Manojkumar Saranathan, A. G. Ramakrishnan, Juan Zhou, Jagath C. Rajapakse
Ultra-Fast fMRI Imaging with High-Fidelity Activation Map. ICONIP (2) (2006)
Farshad Nourbakhsh, Peeta Basa Pati, A. G. Ramakrishnan
Text Localization and Extraction from Complex Gray Images. ICVGIP (2006)
Peeta Basa Pati, A. G. Ramakrishnan
HVS Inspired System for Script Identification in Indian Multi-script Documents. Document Analysis Systems (2006)

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Publication Activity (10 Years)

Top Topics

Top Venues

A. G. Ramakrishnan