Publications

Frame by Familiar Frame: Understanding Replication in Video Diffusion Models
A. Rahman*, M. V. Perera*, and V. M. Patel.
IEEE/CVF Winter Conference on Applications of Computer Vision (WACV) 2025 [paper]

Analyzing Bias in Diffusion-based Face Generation Models
M. V. Perera, and V. M. Patel.
IEEE International Joint Conference on Biometrics (IJCB) 2023 [paper]

SAR Despeckling using a Denoising Diffusion Probabilistic Model
M. V. Perera, N. G. Nair, W. G. C. Bandara, and V. M. Patel.
IEEE Geoscience and Remote Sensing Letters 2023 [paper], [code]

Transformer-based SAR Image Despeckling
M. V. Perera, W. G. C. Bandara, J. M. J. Valanarasu, and V. M. Patel. IEEE International Geoscience and Remote Sensing Symposium (IGARSS) 2022 [paper], [code]

SAR Despeckling using Overcomplete Convolutional Networks
M. V. Perera, W. G. C. Bandara, J. M. J. Valanarasu, and V. M. Patel. IEEE International Geoscience and Remote Sensing Symposium (IGARSS) 2022 [paper], [code]

Real-Time Hand Gesture Recognition Using Temporal Muscle Activation Maps of Multi-Channel SEMG Signals
Ashwin De Silva*, Malsha V. Perera*, Kithmin Wickramasinghe, Asma M. Naim , Thilina Dulantha Lalitharatne and Simon L. Kappel. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Barcelona, Spain, 2020. [pdf]

Low-Cost Active Dry-Contact Surface EMG Sensor for Bionic Arms
Asma M. Naim, Kithmin Wickramasinghe, Ashwin De Silva, Malsha V. Perera, Thilina Dulantha Lalitharatne and Simon L. Kappel. IEEE International Conference on Systems, Man and Cybernetics (SMC), Toronto, Canada, 2020. [pdf]

A Joint Convolutional and Spatial Quad-Directional LSTM Network for Phase Unwrapping
Malsha V. Perera*, Ashwin De Silva*. Accepted to IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) 2021. [pdf]

A Thickness Sensitive Vessel Extraction Framework for Retinal and Conjunctival Vascular Tortuosity Analysis
Ashwin De Silva*, Malsha V. Perera*, N. Wijethilake, S. Jayasinghe, N. Dayananda, and A. C. De Silva. Submitted to IEEE Transactions on Biomedical Engineering. [pdf]

[* denotes equal contribution]