| 2025 | ICASSP | HamaraAwaz: Advancing Low-Latency Streaming TTS for Multilingual Speech in Indian Languages. | Neil Kumar Shah, Parth Khadse, Shirish S. Karande, Sunil Kumar Kopparapu |
| 2025 | Interspeech | EmbedAug: An Augmentation Scheme for End-to-End Automatic Speech Recognition. | Ashish Panda, Sunil Kumar Kopparapu |
| 2024 | COMAD | Joint Class Learning with Self Similarity Projection for EEG Emotion Recognition. | Upasana Tiwari, Rupayan Chakraborty, Sunil Kumar Kopparapu |
| 2024 | HCI | Challenges and Opportunities Designing Voice User Interfaces for Emergent Users. | Pankaj Doke, Sunil Kumar Kopparapu |
| 2024 | ICPR | A Cost Minimization Approach to Fix the Vocabulary Size in a Tokenizer for an End-to-End ASR System. | Sunil Kumar Kopparapu, Ashish Panda |
| 2024 | Interspeech | Reinforcement Learning based Data Augmentation for Noise Robust Speech Emotion Recognition. | Sumit Ranjan, Rupayan Chakraborty, Sunil Kumar Kopparapu |
| 2023 | ICASSP | A Novel Metric For Evaluating Audio Caption Similarity. | Swapnil Bhosale, Rupayan Chakraborty, Sunil Kumar Kopparapu |
| 2021 | ICASSP | Deep Lung Auscultation Using Acoustic Biomarkers for Abnormal Respiratory Sound Event Detection. | Upasana Tiwari, Swapnil Bhosale, Rupayan Chakraborty, Sunil Kumar Kopparapu |
| 2021 | Interspeech | Contrastive Learning of Cough Descriptors for Automatic COVID-19 Preliminary Diagnosis. | Swapnil Bhosale, Upasana Tiwari, Rupayan Chakraborty, Sunil Kumar Kopparapu |
| 2020 | CIKM | CNN based Parkinson's Disease Assessment using Empirical Mode Decomposition. | Ayush Tripathi, Sunil Kumar Kopparapu |
| 2020 | ICASSP | Deep Encoded Linguistic and Acoustic Cues for Attention Based End to End Speech Emotion Recognition. | Swapnil Bhosale, Rupayan Chakraborty, Sunil Kumar Kopparapu |
| 2020 | ICASSP | Multi-Conditioning and Data Augmentation Using Generative Noise Model for Speech Emotion Recognition in Noisy Conditions. | Upasana Tiwari, Meet H. Soni, Rupayan Chakraborty, Ashish Panda, Sunil Kumar Kopparapu |
| 2020 | ICASSP | Improved Speaker Independent Dysarthria Intelligibility Classification Using Deepspeech Posteriors. | Ayush Tripathi, Swapnil Bhosale, Sunil Kumar Kopparapu |
| 2020 | ICASSP | A Novel Approach for Intelligibility Assessment in Dysarthric Subjects. | Ayush Tripathi, Swapnil Bhosale, Sunil Kumar Kopparapu |
| 2020 | ICPR | A Novel Adaptive Minority Oversampling Technique for Improved Classification in Data Imbalanced Scenarios. | Ayush Tripathi, Rupayan Chakraborty, Sunil Kumar Kopparapu |
| 2020 | Interspeech | Effect of Microphone Position Measurement Error on RIR and its Impact on Speech Intelligibility and Quality. | Aditya Raikar, Karan Nathwani, Ashish Panda, Sunil Kumar Kopparapu |
| 2019 | ICASSP | Improving ASR Robustness to Perturbed Speech Using Cycle-consistent Generative Adversarial Networks. | Sri Harsha Dumpala, Imran A. Sheikh, Rupayan Chakraborty, Sunil Kumar Kopparapu |
| 2019 | Interspeech | End-to-End Spoken Language Understanding: Bootstrapping in Low Resource Scenarios. | Swapnil Bhosale, Imran A. Sheikh, Sri Harsha Dumpala, Sunil Kumar Kopparapu |
| 2019 | Interspeech | Front-End Feature Compensation and Denoising for Noise Robust Speech Emotion Recognition. | Rupayan Chakraborty, Ashish Panda, Meghna Pandharipande, Sonal Joshi, Sunil Kumar Kopparapu |
| 2018 | AAAI | Knowledge-Driven Feed-Forward Neural Network for Audio Affective Content Analysis. | Sri Harsha Dumpala, Rupayan Chakraborty, Sunil Kumar Kopparapu |
| 2018 | IJCAI | A Novel Data Representation for Effective Learning in Class Imbalanced Scenarios. | Sri Harsha Dumpala, Rupayan Chakraborty, Sunil Kumar Kopparapu |
| 2018 | Interspeech | Dysarthric Speech Recognition Using Time-delay Neural Network Based Denoising Autoencoder. | Chitralekha Bhat, Biswajit Das, Bhavik Vachhani, Sunil Kumar Kopparapu |
| 2018 | Interspeech | Analysis of the Effect of Speech-Laugh on Speaker Recognition System. | Sri Harsha Dumpala, Ashish Panda, Sunil Kumar Kopparapu |
| 2018 | Interspeech | Data Augmentation Using Healthy Speech for Dysarthric Speech Recognition. | Bhavik Vachhani, Chitralekha Bhat, Sunil Kumar Kopparapu |
| 2017 | ICASSP | Automatic assessment of dysarthria severity level using audio descriptors. | Chitralekha Bhat, Bhavik Vachhani, Sunil Kumar Kopparapu |
| 2017 | IJCNN | Improved speaker recognition system for stressed speech using deep neural networks. | Sri Harsha Dumpala, Sunil Kumar Kopparapu |
| 2017 | Interspeech | MoPAReST - Mobile Phone Assisted Remote Speech Therapy Platform. | Chitralekha Bhat, Anjali Kant, Bhavik Vachhani, Sarita Rautara, Ashok Kumar Sinha, Sunil Kumar Kopparapu |
| 2017 | Interspeech | Deep Autoencoder Based Speech Features for Improved Dysarthric Speech Recognition. | Bhavik Vachhani, Chitralekha Bhat, Biswajit Das, Sunil Kumar Kopparapu |
| 2016 | ICPR | Spontaneous speech emotion recognition using prior knowledge. | Rupayan Chakraborty, Meghna Pandharipande, Sunil Kumar Kopparapu |
| 2016 | IJCAI | Repairing General-Purpose ASR Output to Improve Accuracy of Spoken Sentences in Specific Domains Using Artificial Development Approach. | C. Anantaram, Sunil Kumar Kopparapu, Chiragkumar Patel, Aditya Mittal |
| 2016 | Interspeech | Recognition of Dysarthric Speech Using Voice Parameters for Speaker Adaptation and Multi-Taper Spectral Estimation. | Chitralekha Bhat, Bhavik Vachhani, Sunil Kumar Kopparapu |
| 2016 | KES | Knowledge-based Framework for Intelligent Emotion Recognition in Spontaneous Speech. | Rupayan Chakraborty, Meghna Pandharipande, Sunil Kumar Kopparapu |
| 2016 | PACLIC | Mining Call Center Conversations exhibiting Similar Affective States. | Rupayan Chakraborty, Meghna Pandharipande, Sunil Kumar Kopparapu |
| 2016 | SMC | Validating "Is ECC-ANN combination equivalent to DNN?" for speech emotion recognition. | Rupayan Chakraborty, Sunil Kumar Kopparapu |
| 2015 | Interspeech | Viseme comparison based on phonetic cues for varying speech accents. | Chitralekha Bhat, Sunil Kumar Kopparapu |
| 2013 | Interspeech | Technique for automatic sentence level alignment of long speech and transcripts. | Imran Ahmed, Sunil Kumar Kopparapu |
| 2011 | ACC | Enhanced Quality of Experience through IVR Mashup to Access Same Service Multiple Operator Services. | Imran Ahmed, Sunil Kumar Kopparapu |
| 2011 | ACC | Recognition of Subsampled Speech Using a Modified Mel Filter Bank. | Kiran Kumar Bhuvanagiri, Sunil Kumar Kopparapu |
| 2011 | ACC | Evaluating the Performance of a Speech Recognition Based System. | Vinod Kumar Pandey, Sunil Kumar Kopparapu |
| 2011 | HCI | Readable Image for the Visually Impaired. | Sunil Kumar Kopparapu |
| 2007 | HCI | Minimal Parsing Key Concept Based Question Answering System. | Sunil Kumar Kopparapu, Akhilesh Srivastava, P. V. S. Rao |
| 1999 | ICRA | The Effect of Measurement Noise on Intrinsic Camera Calibration Parameters. | Sunil Kumar Kopparapu, Peter I. Corke |
| 1998 | IVCNZ | The Effect of Measurement Noise on Camera Calibration Matrix. | Sunil Kumar Kopparapu, Peter I. Corke |