Publications

Journals

  1. V. Abrol and P. Sharma, "Learning Hierarchy Aware Embedding from Raw Audio for Acoustic Scene Classification", IEEE/ACM Transactions on Audio Speech and Language Processing, vol. 28, pp. 1964-1973, 2020. PDF

  2. V. Abrol, P. Sharma and A. Patra, "Improving Generative Modelling in VAEs using Multimodal Prior", IEEE Transactions on Multimedia, 2020. PDF

  3. P. Sharma, A. Manandhar, P. Thomson, J. Katuva, R. Hope and D. A. Clifton, "Combining Multi-Modal Statistics for Welfare Prediction using Deep Learning", Sustainability, vol. 11, 2019. PDF

  4. F. E. Shamout, T. Zhu, P. Sharma, P. J. Watkinson and D. A. Clifton, "Deep Interpretable Early Warning System for the Detection of Clinical Deterioration," IEEE Journal of Biomedical and Health Informatics, 2019. PDF

  5. A. Thakur, V. Abrol, P. Sharma and P. Rajan, “ Compressed Convex Spectral Embedding for bird species classification.”, The Journal of the Acoustical Society of America, vol. 143, 2018. PDF

  6. P. Sharma, V. Abrol, Nivedita and A. K. Sao, "Reducing footprint in unit selection based text-to-speech system using compressed sensing and sparse representation'', Computer Speech and Language, Elsevier, 2018. PDF

  7. P. Sharma, V. Abrol, A. D. Dileep and A. K. Sao, "Sparse coding based features for speech units classification", , Computer Speech and Language, Elsevier, vol. 47, pp. 333-350, 2018. PDF

  8. P. Sharma, V.Abrol, and A. K. Sao, "Deep sparse representation based features for speech recognition", IEEE/ACM Transactions on Audio Speech and Language Processing, vol. 25, pp. 2162-2175, 2017. PDF

  9. V. Abrol, P. Sharma and A. K. Sao, "Greedy double sparse dictionary for sparse representation of speech signals", Speech Communication, Elsevier vol. 85, pp 71-82, 2016. PDF

  10. V. Abrol, P. Sharma and A. K. Sao, "Greedy dictionary learning for kernel sparse representation based classifier", PR Letters, Elsevier vol. 78, pp. 64 - 69, 2016. PDF Code

  11. V. Abrol, P. Sharma and A. K. Sao, "Voiced/Nonvoiced detection in compressively sensed speech signals", Speech Communication, Elsevier vol. 72, pp. 194 - 207, 2015. PDF


Conferences/Workshops

  1. V. Abrol and P. Sharma, "A Geometric Approach to Archetypal Analysis via Sparse Projections" in Proc. 37th International Conference on Machine Learning (ICML), 2020, Vienna, Austria. PDF

  2. P. Sharma, F. E. Shamout and D. A. Clifton, "Preserving patient privacy while training a predictive model of in-hospital mortality," in AI for Social Good Workshop NeurIPS, 2019, Vancouver, Canada.

  3. A. Thakur, P. Sharma, V. Abrol and P. Rajan, "Conv-Codes: Audio Hashing for bird species classification"in Proc. IEEE 44th International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2019, Brighton, UK.

  4. P. Sharma, V. Abrol and A. Thakur, "ASe: Acoustic scene embedding using Deep archetypal analysis and GMM", in Proc. ISCA 19th Annual Conference (INTERSPEECH), 2018, Hyderabad, India.

  5. A. Thakur, V. Abrol, P. Sharma and P. Rajan, "Deep Convex Representations: Feature Representations for Bioacoustics Classification", in Proc. ISCA 19th Annual Conference (INTERSPEECH), 2018, Hyderabad, India.

  6. A. Thakur, V. Abrol, P. Sharma and P. Rajan, “ Compressed Convex Spectral Embedding for bird species classification”, in Proc. IEEE 43rd International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2018, Calgary, Canada.

  7. V. Abrol, P. Sharma, and A. Thakur, "Gaussian mixture modeling and archetypal analysis (GMM-AA) based system for acoustic scene classification", Tech report DCASE 2017.

  8. A. Thakur, V. Abrol, P. Sharma, and P. Rajan, "Renyi entropy based mutual information for bird vocalization segmentation", MLSP 2017, Tokyo, Japan.

  9. V. Abrol, P. Sharma, A. Thakur, P. Rajan, A. D. Dileep and A. K. Sao, "Archetypal analysis based sparse convex sequence kernel for bird activity detection", in Proc. EURASIP 25 th European Signal Processing Conference (EUSIPCO), 2017, Kos Island, Greece.

  10. P. Sharma, V. Abrol, A. D. Dileep and A. K. Sao, "Class specific GMM based sparse feature for speech unit classification", in Proc. EURASIP 25 th European Signal Processing Conference (EUSIPCO), 2017, Kos Island, Greece.

  11. V. Abrol, P. Sharma and A. K. Sao, "Finding Archetypes by Exploiting Sparsity of Convex Representations", in Proc. 6th Signal Processing with Adaptive Sparse Structured Representations (SPARS) workshop ", 2017, Lisbon, Portugal.

  12. V. Abrol, P. Sharma and A. K. Sao, "Fast exemplar selection algorithm for matrix approximation and representation: A variant oASIS algorithm", in Proc. 42nd International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2017, New Orleans, USA. PDF Code

  13. V. Abrol, P. Sharma, Shahrooz F. Roohi, A. K. Sao and Ashraf A. Kassim, "Fast and robust fMRI unmixing using hierarchical dictionary learning", in Proc. 23rd International Conference on Image Processing (ICIP), 2016, Phoenix, USA. PDF

  14. V. Abrol, P. Sharma and A. K. Sao, "Making Sense of Randomness: Fast Signal Recovery from Compressive Samples", in Proc. 24th European Signal Processing Conference (EUSIPCO), 2016, Budapest, Hungary. PDF

  15. P. Sharma and V. Abrol and A. Sachdev and A. D. Dileep and A. K. Sao, "Speech emotion recognition using kernel sparse representation based classifier", in Proc. 24th European Signal Processing Conference (EUSIPCO), 2016, Budapest, Hungary. PDF

  16. V. Abrol, P. Sharma and A. K. Sao, "Randomness is sufficient! Approximate recovery from CS samples", in Proc. 3rd International Traveling Workshop on Interactions between Sparse Models and technology (iTWIST), 2016, Aalborg, Denmark.

  17. P. Sharma, V. Abrol and A. K. Sao, "Learned dictionaries for sparse representation based unit selection speech synthesis", in Proc. 22nd IEEE National Conference on Communication (NCC), 2016, Guwahati, India. PDF

  18. P. Sharma, V. Abrol, A. D. Dileep and A. K. Sao, "Sparse coding based features for speech units classification", in Proc. ISCA 16th Annual Conference (INTERSPEECH), 2015, Dresden, Germany. PDF

  19. P. Sharma, V. Abrol and A. K. Sao, "Compressed sensing for unit selection based Speech Synthesis", in Proc. 23rd European Signal Processing Conference (EUSIPCO), 2015, Nice, France. PDF

  20. P. Sharma, V. Abrol and A. K. Sao, "Supervised speech enhancement using compressed sensing", in Proc. 21st IEEE National Conference on Communication (NCC), 2015, Mumbai, India. PDF

  21. V. Abrol, P. Sharma and A. K. Sao, "Speech enhancement using compressed sensing", in Proc. ISCA 14th Annual Conference (INTERSPEECH), August, 2013, Lyon, France. PDF