Sunil Kumar Kopparapu

ORCID

Publication Activity (10 Years)

Years Active: 1998-2024
Publications (10 Years): 84

Top Venues

Publications

Sunil Kumar Kopparapu, Ashish Panda
A cost minimization approach to fix the vocabulary size in a tokenizer for an End-to-End ASR system. CoRR (2024)
Pankaj Doke, Sunil Kumar Kopparapu
Challenges and Opportunities Designing Voice User Interfaces for Emergent Users. HCI (5) (2024)
Upasana Tiwari, Rupayan Chakraborty, Sunil Kumar Kopparapu
Joint Class Learning with Self Similarity Projection for EEG Emotion Recognition. COMAD/CODS (2024)
Sunil Kumar Kopparapu
A Novel Scheme to Classify Read and Spontaneous Speech. SPECOM (2) (2023)
Meghna Pandharipande, Sunil Kumar Kopparapu
Candidate Speech Extraction from Multi-speaker Single-Channel Audio Interviews. SPECOM (1) (2023)
Meghna Pandharipande, Rupayan Chakraborty, Sunil Kumar Kopparapu
Modeling of Olfactory Brainwaves for Odour Independent Biometric Identification. EUSIPCO (2023)
Swapnil Bhosale, Rupayan Chakraborty, Sunil Kumar Kopparapu
A Novel Metric For Evaluating Audio Caption Similarity. ICASSP (2023)
Meghna Pandharipande, Upasana Tiwari, Rupayan Chakraborty, Sunil Kumar Kopparapu
Tempo-Spectral EEG Biomarkers for Odour Identification. EMBC (2023)
Rajul Acharya, Ashish Panda, Sunil Kumar Kopparapu
Selective Data Augmentation for Robust Speech Translation. CoRR (2023)
Ashish Panda, Rajul Acharya, Sunil Kumar Kopparapu
Oral Fluency Classification for Speech Assessment. EUSIPCO (2023)
Sunil Kumar Kopparapu
A Novel Scheme to classify Read and Spontaneous Speech. CoRR (2023)
Monisankha Pal, Aditya Raikar, Ashish Panda, Sunil Kumar Kopparapu
Synthetic speech detection using meta-learning with prototypical loss. CoRR (2022)
Swapnil Bhosale, Rupayan Chakraborty, Sunil Kumar Kopparapu
Automatic Audio Captioning using Attention weighted Event based Embeddings. CoRR (2022)
Upasana Tiwari, Rupayan Chakraborty, Sunil Kumar Kopparapu
Spectro Temporal EEG Biomarkers For Binary Emotion Classification. CoRR (2022)
Aditya Raikar, Meet H. Soni, Ashish Panda, Sunil Kumar Kopparapu
Acoustic Model Adaptation In Reverberant Conditions Using Multi-task Learned Embeddings. EUSIPCO (2022)
Karan Nathwani, Bhavya Dixit, Sunil Kumar Kopparapu
Using Performance of ASR to Compute Optimal Location of Microphone. SPCOM (2022)
Karan Nathwani, Bhavya Dixit, Sunil Kumar Kopparapu
Computing Optimal Location of Microphone for Improved Speech Recognition. CoRR (2022)
Kaustuv Mukherji, Meghna Pandharipande, Sunil Kumar Kopparapu
Improved Language Models for ASR using Written Language Text. NCC (2022)
Swapnil Bhosale, Rupayan Chakraborty, Sunil Kumar Kopparapu
Text-to-Audio Grounding Based Novel Metric for Evaluating Audio Caption Similarity. CoRR (2022)
Swapnil Bhosale, Rupayan Chakraborty, Sunil Kumar Kopparapu
Calibration free meta learning based approach for subject independent EEG emotion recognition. Biomed. Signal Process. Control. 72 (Part) (2022)
Swapnil Bhosale, Upasana Tiwari, Rupayan Chakraborty, Sunil Kumar Kopparapu
Contrastive Learning of Cough Descriptors for Automatic COVID-19 Preliminary Diagnosis. Interspeech (2021)
Aarti Bakshi, Sunil Kumar Kopparapu
Improving Indian Spoken-Language Identification by Feature Selection in Duration Mismatch Framework. SN Comput. Sci. 2 (6) (2021)
F. Amal Jude Ashwin, V. Srinivasa Chakravarthy, Sunil Kumar Kopparapu
An AI-Based Detection System for Mudrabharati: A Novel Unified Fingerspelling System for Indic Scripts. TDS (2021)
Swapnil Bhosale, Rupayan Chakraborty, Sunil Kumar Kopparapu
Semi Supervised Learning For Few-shot Audio Classification By Episodic Triplet Mining. CoRR (2021)
Ayush Tripathi, Swapnil Bhosale, Sunil Kumar Kopparapu
Automatic speaker independent dysarthric speech intelligibility assessment system. Comput. Speech Lang. 69 (2021)
Ayush Tripathi, Rupayan Chakraborty, Sunil Kumar Kopparapu
A Novel Adaptive Minority Oversampling Technique for Improved Classification in Data Imbalanced Scenarios. CoRR (2021)
Karan Nathwani, Sunil Kumar Kopparapu
Impact of Microphone position Measurement Error on Multi Channel Distant Speech Recognition & Intelligibility. ICON (2021)
Ayush Tripathi, Swapnil Bhosale, Sunil Kumar Kopparapu
Automatic Speaker Independent Dysarthric Speech Intelligibility Assessment System. CoRR (2021)
Upasana Tiwari, Swapnil Bhosale, Rupayan Chakraborty, Sunil Kumar Kopparapu
Deep Lung Auscultation Using Acoustic Biomarkers for Abnormal Respiratory Sound Event Detection. ICASSP (2021)
Aditya Raikar, Karan Nathwani, Ashish Panda, Sunil Kumar Kopparapu
Effect of Microphone Position Measurement Error on RIR and its Impact on Speech Intelligibility and Quality. INTERSPEECH (2020)
Upasana Tiwari, Meet H. Soni, Rupayan Chakraborty, Ashish Panda, Sunil Kumar Kopparapu
Multi-Conditioning and Data Augmentation Using Generative Noise Model for Speech Emotion Recognition in Noisy Conditions. ICASSP (2020)
Ayush Tripathi, Rupayan Chakraborty, Sunil Kumar Kopparapu
A Novel Adaptive Minority Oversampling Technique for Improved Classification in Data Imbalanced Scenarios. ICPR (2020)
Bhavik Vachhani, Chitralekha Bhat, Sunil Kumar Kopparapu
Robust Phonetic Segmentation Using Spectral Transition measure for Non-Standard Recording Environments. CoRR (2020)
Ayush Tripathi, Swapnil Bhosale, Sunil Kumar Kopparapu
A Novel Approach for Intelligibility Assessment in Dysarthric Subjects. ICASSP (2020)
Ayush Triapthi, Rupayan Chakraborty, Sunil Kumar Kopparapu
Dementia Classification using Acoustic Descriptors Derived from Subsampled Signals. EUSIPCO (2020)
Ayush Tripathi, Sunil Kumar Kopparapu
CNN based Parkinson's Disease Assessment using Empirical Mode Decomposition. CIKM (Workshops) (2020)
Ayush Tripathi, Swapnil Bhosale, Sunil Kumar Kopparapu
Improved Speaker Independent Dysarthria Intelligibility Classification Using Deepspeech Posteriors. ICASSP (2020)
Rupayan Chakraborty, Meghna Pandharipande, Chitralekha Bhat, Sunil Kumar Kopparapu
Identification of Dementia Using Audio Biomarkers. CoRR (2020)
Swapnil Bhosale, Rupayan Chakraborty, Sunil Kumar Kopparapu
Deep Encoded Linguistic and Acoustic Cues for Attention Based End to End Speech Emotion Recognition. ICASSP (2020)
Swapnil Bhosale, Imran Sheikh, Sri Harsha Dumpala, Sunil Kumar Kopparapu
End-to-End Spoken Language Understanding: Bootstrapping in Low Resource Scenarios. INTERSPEECH (2019)
Meet H. Soni, Imran Sheikh, Sunil Kumar Kopparapu
Label-Driven Time-Frequency Masking for Robust Speech Command Recognition. TSD (2019)
Chitralekha Bhat, Sunil Kumar Kopparapu
Identification of Alzheimer's Disease using Non-linguistic Audio Descriptors. EUSIPCO (2019)
Meghna Pandharipande, Rupayan Chakraborty, Ashish Panda, Biswajit Das, Sunil Kumar Kopparapu
Front-End Feature Compensation for Noise Robust Speech Emotion Recognition. EUSIPCO (2019)
Sri Harsha Dumpala, Imran Sheikh, Rupayan Chakraborty, Sunil Kumar Kopparapu
Improving ASR Robustness to Perturbed Speech Using Cycle-consistent Generative Adversarial Networks. ICASSP (2019)
Rupayan Chakraborty, Ashish Panda, Meghna Pandharipande, Sonal Joshi, Sunil Kumar Kopparapu
Front-End Feature Compensation and Denoising for Noise Robust Speech Emotion Recognition. INTERSPEECH (2019)
Imran Sheikh, Balamallikarjuna Garlapati, Srinivas Chalamala, Sunil Kumar Kopparapu
A Fuzzy Approach to Mute Sensitive Information in Noisy Audio Conversations. Computación y Sistemas 23 (3) (2019)
Bansi Shah, Sunil Kumar Kopparapu
A Deep Learning approach for Hindi Named Entity Recognition. CoRR (2019)
Sri Harsha Dumpala, Imran Sheikh, Rupayan Chakraborty, Sunil Kumar Kopparapu
A Cycle-GAN Approach to Model Natural Perturbations in Speech for ASR Applications. CoRR (2019)
Meghna Pandharipande, Rupayan Chakraborty, Ashish Panda, Sunil Kumar Kopparapu
Robust Front-End Processing For Emotion Recognition In Noisy Speech. ISCSLP (2018)
Bhavik Vachhani, Chitralekha Bhat, Sunil Kumar Kopparapu
Data Augmentation Using Healthy Speech for Dysarthric Speech Recognition. INTERSPEECH (2018)
Sri Harsha Dumpala, Rupayan Chakraborty, Sunil Kumar Kopparapu
Knowledge-Driven Feed-Forward Neural Network for Audio Affective Content Analysis. AAAI Workshops (2018)
Sri Harsha Dumpala, Ashish Panda, Sunil Kumar Kopparapu
Analysis of the Effect of Speech-Laugh on Speaker Recognition System. INTERSPEECH (2018)
Ishan Bhardwaj, Narendra D. Londhe, Sunil Kumar Kopparapu
User attitude towards novel biometric system and usability analysis. Int. J. Biom. 10 (3) (2018)
Meghna Pandharipande, Rupayan Chakraborty, Ashish Panda, Sunil Kumar Kopparapu
An Unsupervised frame Selection Technique for Robust Emotion Recognition in Noisy Speech. EUSIPCO (2018)
Chitralekha Bhat, Sunil Kumar Kopparapu
FEMH Voice Data Challenge: Voice disorder Detection and Classification using Acoustic Descriptors. IEEE BigData (2018)
Sri Harsha Dumpala, Rupayan Chakraborty, Sunil Kumar Kopparapu
A Novel Data Representation for Effective Learning in Class Imbalanced Scenarios. IJCAI (2018)
Chitralekha Bhat, Biswajit Das, Bhavik Vachhani, Sunil Kumar Kopparapu
Dysarthric Speech Recognition Using Time-delay Neural Network Based Denoising Autoencoder. INTERSPEECH (2018)
Sri Harsha Dumpala, Imran Sheikh, Rupayan Chakraborty, Sunil Kumar Kopparapu
Sentiment Classification on Erroneous ASR Transcripts: A Multi View Learning Approach. SLT (2018)
Bhavik Vachhani, Chitralekha Bhat, Biswajit Das, Sunil Kumar Kopparapu
Deep Autoencoder Based Speech Features for Improved Dysarthric Speech Recognition. INTERSPEECH (2017)
Meghna Pandharipande, Rupayan Chakraborty, Sunil Kumar Kopparapu
Methods and challenges for creating an emotional audio-visual database. O-COCOSDA (2017)
Bhavik Vachhani, Chitralekha Bhat, Sunil Kumar Kopparapu
Phonetic Segmentation Using Knowledge from Visual and Perceptual Domain. TSD (2017)
Sri Harsha Dumpala, Rupayan Chakraborty, Sunil Kumar Kopparapu
A Novel Approach for Effective Learning in Low Resourced Scenarios. CoRR (2017)
Sunil Kumar Kopparapu, C. Anantaram
Correcting General Purpose ASR Errors using Posteriors. ICON (2017)
Sri Harsha Dumpala, Ashish Panda, Sunil Kumar Kopparapu
Improved I-vector-based Speaker Recognition for Utterances with Speaker Generated Non-speech sounds. CoRR (2017)
Sri Harsha Dumpala, Sunil Kumar Kopparapu
Improved speaker recognition system for stressed speech using deep neural networks. IJCNN (2017)
Chitralekha Bhat, Bhavik Vachhani, Sunil Kumar Kopparapu
Automatic assessment of dysarthria severity level using audio descriptors. ICASSP (2017)
Sri Harsha Dumpala, Rupayan Chakraborty, Sunil Kumar Kopparapu
k-FFNN: A priori knowledge infused Feed-forward Neural Networks. CoRR (2017)
C. Anantaram, Sunil Kumar Kopparapu
Adapting general-purpose speech recognition engine output for domain-specific natural language question answering. CoRR (2017)
Chitralekha Bhat, Anjali Kant, Bhavik Vachhani, Sarita Rautara, Ashok Kumar Sinha, Sunil Kumar Kopparapu
MoPAReST - Mobile Phone Assisted Remote Speech Therapy Platform. INTERSPEECH (2017)
Ishan Bhardwaj, Narendra D. Londhe, Sunil Kumar Kopparapu
A spoof resistant multibiometric system based on the physiological and behavioral characteristics of fingerprint. Pattern Recognit. 62 (2017)
Ishan Bhardwaj, Narendra D. Londhe, Sunil Kumar Kopparapu
Study of Imposter Attacks on Novel Fingerprint Dynamics Based Verification System. IEEE Access 5 (2017)
C. Anantaram, Sunil Kumar Kopparapu, Chiragkumar Patel, Aditya Mittal
Repairing General-Purpose ASR Output to Improve Accuracy of Spoken Sentences in Specific Domains Using Artificial Development Approach. IJCAI (2016)
Vinod Kumar Pandey, Sunil Kumar Kopparapu
Evaluating the Performance of a Speech Recognition based System. CoRR (2016)
Rupayan Chakraborty, Sunil Kumar Kopparapu
Improved speech emotion recognition using error correcting codes. ICME Workshops (2016)
Bhavik Vachhani, Chitralekha Bhat, Sunil Kumar Kopparapu
Robust phonetic segmentation using multi-taper spectral estimation for noisy and clipped speech. EUSIPCO (2016)
Rupayan Chakraborty, Meghna Pandharipande, Sunil Kumar Kopparapu
Knowledge-based Framework for Intelligent Emotion Recognition in Spontaneous Speech. KES (2016)
Ishan Bhardwaj, Narendra D. Londhe, Sunil Kumar Kopparapu
Feature selection for novel fingerprint dynamics biometric technique based on PCA. ICACCI (2016)
Rupayan Chakraborty, Meghna Pandharipande, Sunil Kumar Kopparapu
Spontaneous speech emotion recognition using prior knowledge. ICPR (2016)
Rupayan Chakraborty, Sunil Kumar Kopparapu
Validating "Is ECC-ANN combination equivalent to DNN?" for speech emotion recognition. SMC (2016)
Sunil Kumar Kopparapu, Arijit De
Automatic ranking of essays using structural and semantic features. ICACCI (2016)
Vinod Kumar Pandey, Arun Pande, Sunil Kumar Kopparapu
A Mobile Phone based Speech Therapist. CoRR (2016)
Rupayan Chakraborty, Meghna Pandharipande, Sunil Kumar Kopparapu
Mining Call Center Conversations exhibiting Similar Affective States. PACLIC (2016)
Chitralekha Bhat, Bhavik Vachhani, Sunil Kumar Kopparapu
Improving Recognition of Dysarthric Speech Using Severity Based Tempo Adaptation. SPECOM (2016)
Chitralekha Bhat, Bhavik Vachhani, Sunil Kumar Kopparapu
Recognition of Dysarthric Speech Using Voice Parameters for Speaker Adaptation and Multi-Taper Spectral Estimation. INTERSPEECH (2016)
Sunil Kumar Kopparapu, Devanuj, Akhilesh Srivastava, P. V. S. Rao
Knowledge driven Offline to Online Script Conversion. CoRR (2015)
Sunil Kumar Kopparapu, Saurabh Bhatnagar, K. Sahana, Sathyanarayana, Akhilesh Srivastava, P. V. S. Rao
A Metric to Classify Style of Spoken Speech. CoRR (2015)
Sunil Kumar Kopparapu, Lajish V. L.
On-line Handwritten Devanagari Character Recognition using Fuzzy Directional Features. CoRR (2015)
Lajish V. L., Sunil Kumar Kopparapu
Online Handwritten Devanagari Stroke Recognition Using Extended Directional Features. CoRR (2015)
Rupayan Chakraborty, Avinash Kumar Maurya, Meghna Pandharipande, Ehtesham Hassan, Hiranmay Ghosh, Sunil Kumar Kopparapu
TCS-ILAB - MediaEval 2015: Affective Impact of Movies and Violent Scene Detection. MediaEval (2015)
Chiragkumar Patel, Sunil Kumar Kopparapu
A Multi-criteria Text Selection Approach for Building a Speech Corpus. TSD (2015)
Arijit De, Sunil Kumar Kopparapu
A Rule-Based Short Query Intent Identification System. CoRR (2015)
Lajish V. L., Sunil Kumar Kopparapu
Mobile Phone Based Vehicle License Plate Recognition for Road Policing. CoRR (2015)
Chitralekha Bhat, Sunil Kumar Kopparapu
Viseme comparison based on phonetic cues for varying speech accents. INTERSPEECH (2015)
Sunil Kumar Kopparapu
Voice based self help System: User Experience Vs Accuracy. CoRR (2015)
Sunil Kumar Kopparapu, Lajish V. L.
A Framework for On-Line Devanagari Handwritten Character Recognition. CoRR (2014)
Sunil Kumar Kopparapu, M. Satish
Optimal Gaussian Filter for Effective Noise Filtering. CoRR (2014)
Sunil Kumar Kopparapu, Meghna Pandharipande, G. Sita
Music and Vocal Separation Using Multi-Band Modulation Based Features. CoRR (2014)
Chitralekha Bhat, Apeksha Chaplot, Anjali Kant, Sunil Kumar Kopparapu
Digitization of Hindi photo articulation test for speech sound disorders. PervasiveHealth (2014)
Sapna Soni, Imran Ahmed, Sunil Kumar Kopparapu
Automatic Segmentation of Broadcast News Audio using Self Similarity Matrix. CoRR (2014)
Kiran Kumar Bhuvanagiri, Sunil Kumar Kopparapu
Modified Mel Filter Bank to Compute MFCC of Subsampled Speech. CoRR (2014)

Sunil Kumar Kopparapu.css-eqlu8i{font-size:small;padding-left:4px;}

Publication Activity (10 Years)

Top Topics

Top Venues

Sunil Kumar Kopparapu