Charith Abhayaratne

Publication Activity (10 Years)

Years Active: 2008-2023
Publications (10 Years): 29

Top Topics

High Dynamic Range

Spectral Domain

Action Recognition

Blind Watermarking

Top Venues

Publications

Abdulaziz Alrashidi, Peter Cudd, Charith Abhayaratne, Yoshihiko Gotoh
Exploration of verbal descriptions and dynamic indoors environments for people with sight loss. CHI Extended Abstracts (2023)
Shuohan Xue, Charith Abhayaratne
Region-of-Interest Aware 3D ResNet for Classification of COVID-19 Chest Computerised Tomography Scans. IEEE Access 11 (2023)
Qingdong Cai, Charith Abhayaratne
SSDB-Net: A Single-Step Dual Branch Network for Weakly Supervised Semantic Segmentation of Food Images. MMSP (2023)
Ziyong Wang, Charith Abhayaratne
WCBnet: Weighted Convolutional Block Modelling of Signed-Value Error Levels for Image-Wise Copy-Move and Splicing Detection. MMSP (2023)
Basheer Alwaely, Charith Abhayaratne
GHOSM: Graph-based Hybrid Outline and Skeleton Modelling for Shape Recognition. ACM Trans. Multim. Comput. Commun. Appl. 19 (2s) (2023)
Sanka Mohottala, Pradeepa Samarasinghe, Dharshana Kasthurirathna, Charith Abhayaratne
Graph Neural Network based Child Activity Recognition. CoRR (2022)
Sanka Mohottala, Pradeepa Samarasinghe, Dharshana Kasthurirathna, Charith Abhayaratne
Graph Neural Network based Child Activity Recognition. ICIT (2022)
Sanka Mohottala, Sandun Abeygunawardana, Pradeepa Samarasinghe, Dharshana Kasthurirathna, Charith Abhayaratne
2D Pose Estimation based Child Action Recognition. CoRR (2022)
Seyed Mostafa Hejazi, Charith Abhayaratne
Handcrafted localized phase features for human action recognition. Image Vis. Comput. 123 (2022)
Salah Al-Obaidi, Hiba Al-Khafaji, Charith Abhayaratne
Making Sense of Neuromorphic Event Data for Human Action Recognition. IEEE Access 9 (2021)
Shuohan Xue, Charith Abhayaratne
Covid-19 Diagnostic Using 3d Deep Transfer Learning for Classification of Volumetric Computerised Tomography Chest Scans. ICASSP (2021)
Salah Al-Obaidi, Hiba Al-Khafaji, Charith Abhayaratne
Modeling Temporal Visual Salience for Human Action Recognition Enabled Visual Anonymity Preservation. IEEE Access 8 (2020)
Deepayan Bhowmik, Charith Abhayaratne
Embedding Distortion Analysis in Wavelet-domain Watermarking. ACM Trans. Multim. Comput. Commun. Appl. 15 (4) (2020)
Basheer Alwaely, Charith Abhayaratne
AGSF: Adaptive Graph Formulation and Hand-Crafted Graph Spectral Features for Shape Representation. IEEE Access 8 (2020)
Basheer Alwaely, Charith Abhayaratne
Adaptive Graph Formulation for 3D Shape Representation. ICASSP (2019)
Basheer Alwaely, Charith Abhayaratne
Graph Spectral Domain Feature Learning With Application to in-Air Hand-Drawn Number and Shape Recognition. IEEE Access 7 (2019)
Basheer Alwaely, Charith Abhayaratne
Graph Spectral Domain Features for Static Hand Gesture Recognition. EUSIPCO (2019)
Hiba Al-Khafaji, Charith Abhayaratne
Graph Spectral Domain Blind Watermarking. ICASSP (2019)
Wattanit Hotrakool, Charith Abhayaratne
Referenced compressed sensing for accurate and fast spatio-temporal signal reconstruction. J. Electronic Imaging 28 (4) (2019)
Salah Al-Obaidi, Charith Abhayaratne
Temporal Salience Based Human Action Recognition. ICASSP (2019)
Deepayan Bhowmik, Ambarish Natu, Takaaki Ishikawa, Tian Feng, Charith Abhayaratne
The Jpeg-Blockchain Framework For Glam Services. ICME Workshops (2018)
Tian Feng, Charith Abhayaratne
Visual Saliency Guided High Dynamic Range Image Compression. EUSIPCO (2018)
Basheer Alwaely, Charith Abhayaratne
Graph Spectral Domain Shape Representation. EUSIPCO (2018)
Basheer Alwaely, Charith Abhayaratne
Graph spectral domain feature representation for in-air drawn number recognition. EUSIPCO (2017)
Hiba Al-Khafaji, Charith Abhayaratne
Graph spectral domain watermarking for unstructured data from sensor networks. DSP (2017)
Wattanit Hotrakool, Charith Abhayaratne
Towards baseline-independent analysis of compressive sensed functional magnetic resonance image data. DSP (2017)
Deepayan Bhowmik, Matthew Oakes, Charith Abhayaratne
Visual Attention-Based Image Watermarking. IEEE Access 4 (2016)
Deepayan Bhowmik, Charith Abhayaratne
Quality Scalability Aware Watermarking for Visual Content. IEEE Trans. Image Process. 25 (11) (2016)
Matthew Oakes, Deepayan Bhowmik, Charith Abhayaratne
Global motion compensated visual attention-based video watermarking. J. Electronic Imaging 25 (6) (2016)
Tian Feng, Sandipan Pal, Charith Abhayaratne
Mapping-free high dynamic range image compression. ICCE-Berlin (2015)
Sandipan Pal, Tian Feng, Charith Abhayaratne
Real-time recognition of activity levels for ambient assisted living. ICCE-Berlin (2015)
Sandipan Pal, Charith Abhayaratne
Video-based activity level recognition for assisted living using motion features. ICDSC (2015)
Yanxiang Wang, Charith Abhayaratne, Rajitha Weerakkody, Marta Mrak
Colour space transforms for improved video compression. IWSSIP (2014)
Wattanit Hotrakool, Charith Abhayaratne
Running Gaussian reference-based reconstruction for video compressed sensing. ICASSP (2014)
Yanxiang Wang, Charith Abhayaratne, Rajitha Weerakkody, Marta Mrak
Multi-scale dithering for contouring artefacts removal in compressed UHD video sequences. GlobalSIP (2014)
Matthew Oakes, Charith Abhayaratne
A New Saliency Model Using Intra Coded High Efficiency Video Coding (HEVC) Frames. MMM (1) (2014)
Deepayan Bhowmik, Charith Abhayaratne
On robustness against JPEG2000: a performance evaluation of wavelet-based watermarking techniques. Multim. Syst. 20 (2) (2014)
Muhammad Asad, Charith Abhayaratne
Kinect depth stream pre-processing for hand gesture recognition. ICIP (2013)
Charith Abhayaratne, Deepayan Bhowmik
Scalable watermark extraction for real-time authentication of JPEG 2000 images. J. Real Time Image Process. 8 (3) (2013)
Muhammad Majid, Charith Abhayaratne
Redundancy controllable scalable unbalanced multiple description bitstream generation for peer-to-peer video streaming. Signal Process. Image Commun. 27 (5) (2012)
Matthew Oakes, Charith Abhayaratne
Visual saliency estimation for video. WIAMIS (2012)
Deepayan Bhowmik, Charith Abhayaratne
2D+t Wavelet Domain Video Watermarking. Adv. Multim. 2012 (2012)
Charith Abhayaratne
Reversible wavelet filter banks with side informationless spatially adaptive low-pass filters. J. Electronic Imaging 20 (3) (2011)
Matthew Oakes, Deepayan Bhowmik, Charith Abhayaratne
Visual attention-based watermarking. ISCAS (2011)
Fabien Cardinaux, Deepayan Bhowmik, Charith Abhayaratne, Mark S. Hawley
Video based technology for ambient assisted living: A review of the literature. J. Ambient Intell. Smart Environ. 3 (3) (2011)
Deepayan Bhowmik, Charith Abhayaratne
Video watermarking using motion compensated 2D+t+2D filtering. MM&Sec (2010)
Muhammad Majid, Charith Abhayaratne
Scalable multiple description video coding using successive refinement of side quantizers. PCS (2010)
Deepayan Bhowmik, Charith Abhayaratne, Matthew Oakes
Robustness analysis of blind watermarking for quality scalable image compression. EUSIPCO (2010)
Muhammad Majid, Charith Abhayaratne
Successive refinement of overlapped cell side quantizers for scalable multiple description coding. PCS (2010)
Deepayan Bhowmik, Charith Abhayaratne
The effect of quality scalable image compression on robust watermarking. DPS (2009)
Muhammad Majid, Charith Abhayaratne
Fully scalable multiple description image coding. MMSP (2009)
Muhammad Majid, Charith Abhayaratne
Multiple description scalar quantization with successive refinement. EUSIPCO (2009)
Charith Abhayaratne, Farooq Muzammil
Robust Visual Content Representation Using Compression Modes Driven Low-level Visual Descriptors. MMM (2009)
Muhammad Majid, Charith Abhayaratne
Distributed multiple description image coding. MMSP (2009)
Charith Abhayaratne, Ebroul Izquierdo, Marta Mrak, Stefano Tubaro
Special issue on scalable coded media beyond compression. Signal Process. Image Commun. 24 (6) (2009)
Deepayan Bhowmik, Charith Abhayaratne
A Generalised Model for Distortion Performance Analysis of Wavelet Based Watermarking. IWDW (2008)