no code implementations • 28 Mar 2024 • Aimon Rahman, Malsha V. Perera, Vishal M. Patel
In our paper, we present a systematic investigation into the phenomenon of sample replication in video diffusion models.
no code implementations • 10 May 2023 • Malsha V. Perera, Vishal M. Patel
Diffusion models are becoming increasingly popular in synthetic data generation and image editing applications.
1 code implementation • 9 Jun 2022 • Malsha V. Perera, Nithin Gopalakrishnan Nair, Wele Gedara Chaminda Bandara, Vishal M. Patel
The despeckled image is recovered by a reverse process which iteratively predicts the added noise using a noise predictor which is conditioned on the speckled image.
1 code implementation • 31 May 2022 • Malsha V. Perera, Wele Gedara Chaminda Bandara, Jeya Maria Jose Valanarasu, Vishal M. Patel
We show that the proposed network improves despeckling performance compared to recent despeckling methods on synthetic and real SAR images.
1 code implementation • 23 Jan 2022 • Malsha V. Perera, Wele Gedara Chaminda Bandara, Jeya Maria Jose Valanarasu, Vishal M. Patel
Synthetic Aperture Radar (SAR) images are usually degraded by a multiplicative noise known as speckle which makes processing and interpretation of SAR images difficult.
no code implementations • 2 Jan 2021 • Ashwin De Silva, Malsha V. Perera, Navodini Wijethilake, Saroj Jayasinghe, Nuwan D. Nanayakkara, Anjula De Silva
In addition, the proposed framework was utilized to determine the association of diabetes with retinal and conjunctival vascular tortuosity.
no code implementations • 26 Oct 2020 • Malsha V. Perera, Ashwin De Silva
Phase unwrapping is a classical ill-posed problem which aims to recover the true phase from wrapped phase.