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Books and Theses
- 2002
[b1]Guruge Charith Kanchana Abhayaratne:
Lossless and nearly lossless digital video coding. University of Bath, UK, 2002
Journal Articles
- 2023
- [j21]Shuohan Xue, Charith Abhayaratne
:
Region-of-Interest Aware 3D ResNet for Classification of COVID-19 Chest Computerised Tomography Scans. IEEE Access 11: 28856-28872 (2023) - [j20]Basheer Alwaely, Charith Abhayaratne:
GHOSM: Graph-based Hybrid Outline and Skeleton Modelling for Shape Recognition. ACM Trans. Multim. Comput. Commun. Appl. 19(2s): 86:1-86:23 (2023) - 2022
- [j19]Seyed Mostafa Hejazi, Charith Abhayaratne:
Handcrafted localized phase features for human action recognition. Image Vis. Comput. 123: 104465 (2022) - 2021
- [j18]Salah Al-Obaidi, Hiba Al-Khafaji, Charith Abhayaratne:
Making Sense of Neuromorphic Event Data for Human Action Recognition. IEEE Access 9: 82686-82700 (2021) - 2020
- [j17]Basheer Alwaely, Charith Abhayaratne:
AGSF: Adaptive Graph Formulation and Hand-Crafted Graph Spectral Features for Shape Representation. IEEE Access 8: 182260-182272 (2020) - [j16]Salah Al-Obaidi, Hiba Al-Khafaji, Charith Abhayaratne:
Modeling Temporal Visual Salience for Human Action Recognition Enabled Visual Anonymity Preservation. IEEE Access 8: 213806-213824 (2020) - [j15]Deepayan Bhowmik, Charith Abhayaratne:
Embedding Distortion Analysis in Wavelet-domain Watermarking. ACM Trans. Multim. Comput. Commun. Appl. 15(4): 108:1-108:24 (2020) - 2019
- [j14]Basheer Alwaely, Charith Abhayaratne:
Graph Spectral Domain Feature Learning With Application to in-Air Hand-Drawn Number and Shape Recognition. IEEE Access 7: 159661-159673 (2019) - [j13]Wattanit Hotrakool, Charith Abhayaratne:
Referenced compressed sensing for accurate and fast spatio-temporal signal reconstruction. J. Electronic Imaging 28(4): 043010 (2019) - 2016
- [j12]Deepayan Bhowmik, Matthew Oakes, Charith Abhayaratne:
Visual Attention-Based Image Watermarking. IEEE Access 4: 8002-8018 (2016) - [j11]Matthew Oakes, Deepayan Bhowmik, Charith Abhayaratne:
Global motion compensated visual attention-based video watermarking. J. Electronic Imaging 25(6): 61624 (2016) - [j10]Deepayan Bhowmik, Charith Abhayaratne:
Quality Scalability Aware Watermarking for Visual Content. IEEE Trans. Image Process. 25(11): 5158-5172 (2016) - 2014
- [j9]Deepayan Bhowmik, Charith Abhayaratne:
On robustness against JPEG2000: a performance evaluation of wavelet-based watermarking techniques. Multim. Syst. 20(2): 239-252 (2014) - 2013
- [j8]Charith Abhayaratne, Deepayan Bhowmik:
Scalable watermark extraction for real-time authentication of JPEG 2000 images. J. Real Time Image Process. 8(3): 307-325 (2013) - 2012
- [j7]Deepayan Bhowmik, Charith Abhayaratne:
2D+t Wavelet Domain Video Watermarking. Adv. Multim. 2012: 973418:1-973418:19 (2012) - [j6]Muhammad Majid, Charith Abhayaratne:
Redundancy controllable scalable unbalanced multiple description bitstream generation for peer-to-peer video streaming. Signal Process. Image Commun. 27(5): 496-512 (2012) - 2011
- [j5]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): 253-269 (2011) - [j4]Charith Abhayaratne:
Reversible wavelet filter banks with side informationless spatially adaptive low-pass filters. J. Electronic Imaging 20(3): 033012 (2011) - 2009
- [j3]Charith Abhayaratne, Ebroul Izquierdo, Marta Mrak, Stefano Tubaro:
Special issue on scalable coded media beyond compression. Signal Process. Image Commun. 24(6): 415-416 (2009) - 2007
- [j2]G. Charith K. Abhayaratne:
Reversible integer-to-integer mapping of N-point orthonormal block transforms. Signal Process. 87(5): 950-969 (2007) - 2006
- [j1]G. Charith K. Abhayaratne:
Scalable near-lossless image coding. J. Electronic Imaging 15(4): 043008 (2006)
Conference and Workshop Papers
- 2023
- [c44]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: 110:1-110:6 - [c43]Qingdong Cai, Charith Abhayaratne:
SSDB-Net: A Single-Step Dual Branch Network for Weakly Supervised Semantic Segmentation of Food Images. MMSP 2023: 1-6 - [c42]Ziyong Wang, Charith Abhayaratne:
WCBnet: Weighted Convolutional Block Modelling of Signed-Value Error Levels for Image-Wise Copy-Move and Splicing Detection. MMSP 2023: 1-6 - 2022
- [c41]Sanka Mohottala, Pradeepa Samarasinghe, Dharshana Kasthurirathna, Charith Abhayaratne:
Graph Neural Network based Child Activity Recognition. ICIT 2022: 1-8 - 2021
- [c40]Shuohan Xue, Charith Abhayaratne:
Covid-19 Diagnostic Using 3d Deep Transfer Learning for Classification of Volumetric Computerised Tomography Chest Scans. ICASSP 2021: 8573-8577 - 2019
- [c39]Basheer Alwaely, Charith Abhayaratne:
Graph Spectral Domain Features for Static Hand Gesture Recognition. EUSIPCO 2019: 1-5 - [c38]Basheer Alwaely, Charith Abhayaratne:
Adaptive Graph Formulation for 3D Shape Representation. ICASSP 2019: 1947-1951 - [c37]Salah Al-Obaidi, Charith Abhayaratne:
Temporal Salience Based Human Action Recognition. ICASSP 2019: 2017-2021 - [c36]Hiba Al-Khafaji, Charith Abhayaratne:
Graph Spectral Domain Blind Watermarking. ICASSP 2019: 2492-2496 - 2018
- [c35]Tian Feng, Charith Abhayaratne:
Visual Saliency Guided High Dynamic Range Image Compression. EUSIPCO 2018: 166-170 - [c34]Basheer Alwaely, Charith Abhayaratne:
Graph Spectral Domain Shape Representation. EUSIPCO 2018: 598-602 - [c33]Deepayan Bhowmik, Ambarish Natu, Takaaki Ishikawa, Tian Feng, Charith Abhayaratne:
The Jpeg-Blockchain Framework For Glam Services. ICME Workshops 2018: 1-6 - 2017
- [c32]Basheer Alwaely, Charith Abhayaratne:
Graph spectral domain feature representation for in-air drawn number recognition. EUSIPCO 2017: 370-374 - [c31]Hiba Al-Khafaji, Charith Abhayaratne:
Graph spectral domain watermarking for unstructured data from sensor networks. DSP 2017: 1-5 - [c30]Wattanit Hotrakool, Charith Abhayaratne:
Towards baseline-independent analysis of compressive sensed functional magnetic resonance image data. DSP 2017: 1-5 - 2015
- [c29]Tian Feng, Sandipan Pal, Charith Abhayaratne:
Mapping-free high dynamic range image compression. ICCE-Berlin 2015: 172-175 - [c28]Sandipan Pal, Tian Feng, Charith Abhayaratne:
Real-time recognition of activity levels for ambient assisted living. ICCE-Berlin 2015: 485-488 - [c27]Sandipan Pal, Charith Abhayaratne:
Video-based activity level recognition for assisted living using motion features. ICDSC 2015: 62-67 - 2014
- [c26]Yanxiang Wang, Charith Abhayaratne, Rajitha Weerakkody, Marta Mrak:
Multi-scale dithering for contouring artefacts removal in compressed UHD video sequences. GlobalSIP 2014: 1014-1018 - [c25]Wattanit Hotrakool, Charith Abhayaratne:
Running Gaussian reference-based reconstruction for video compressed sensing. ICASSP 2014: 2001-2005 - [c24]Yanxiang Wang, Charith Abhayaratne, Rajitha Weerakkody, Marta Mrak:
Colour space transforms for improved video compression. IWSSIP 2014: 219-222 - [c23]Matthew Oakes, Charith Abhayaratne:
A New Saliency Model Using Intra Coded High Efficiency Video Coding (HEVC) Frames. MMM (1) 2014: 580-592 - 2013
- [c22]Muhammad Asad, Charith Abhayaratne:
Kinect depth stream pre-processing for hand gesture recognition. ICIP 2013: 3735-3739 - 2012
- [c21]Matthew Oakes, Charith Abhayaratne:
Visual saliency estimation for video. WIAMIS 2012: 1-4 - 2011
- [c20]Matthew Oakes, Deepayan Bhowmik, Charith Abhayaratne:
Visual attention-based watermarking. ISCAS 2011: 2653-2656 - 2010
- [c19]Deepayan Bhowmik, Charith Abhayaratne, Matthew Oakes:
Robustness analysis of blind watermarking for quality scalable image compression. EUSIPCO 2010: 810-814 - [c18]Deepayan Bhowmik, Charith Abhayaratne:
Video watermarking using motion compensated 2D+t+2D filtering. MM&Sec 2010: 127-136 - [c17]Muhammad Majid, Charith Abhayaratne:
Successive refinement of overlapped cell side quantizers for scalable multiple description coding. PCS 2010: 286-289 - [c16]Muhammad Majid, Charith Abhayaratne:
Scalable multiple description video coding using successive refinement of side quantizers. PCS 2010: 602-605 - 2009
- [c15]Muhammad Majid, Charith Abhayaratne:
Multiple description scalar quantization with successive refinement. EUSIPCO 2009: 2268-2272 - [c14]Deepayan Bhowmik, Charith Abhayaratne:
The effect of quality scalable image compression on robust watermarking. DPS 2009: 1-8 - [c13]Charith Abhayaratne, Farooq Muzammil:
Robust Visual Content Representation Using Compression Modes Driven Low-level Visual Descriptors. MMM 2009: 322-332 - [c12]Muhammad Majid, Charith Abhayaratne:
Distributed multiple description image coding. MMSP 2009: 1-5 - [c11]Muhammad Majid, Charith Abhayaratne:
Fully scalable multiple description image coding. MMSP 2009: 1-6 - 2008
- [c10]Deepayan Bhowmik, Charith Abhayaratne:
A Generalised Model for Distortion Performance Analysis of Wavelet Based Watermarking. IWDW 2008: 363-378 - 2007
- [c9]Deepayan Bhowmik, G. Charith K. Abhayaratne:
Morphological wavelet domain watermarking. EUSIPCO 2007: 2539-2543 - 2005
- [c8]G. Charith K. Abhayaratne:
Reducing aliasing in wavelets based downsampling for improved resolution scalability. ICIP (2) 2005: 898-901 - [c7]G. Charith K. Abhayaratne, Ian H. Jermyn, Josiane Zerubia:
Texture-adaptive mother wavelet selection for texture analysis. ICIP (2) 2005: 1290-1293 - 2004
- [c6]G. Charith K. Abhayaratne, Ian Jermyn, Josiane Zerubia:
Texture analysis using adaptive biorthogonal wavelet packets. ICIP 2004: 1197-1200 - 2003
- [c5]Béatrice Pesquet-Popescu, Henk J. A. M. Heijmans, G. Charith K. Abhayaratne, Gemma Piella:
Quantization of adaptive 2D wavelet decompositions. ICIP (3) 2003: 209-212 - [c4]G. Charith K. Abhayaratne:
Discrete wavelet transforms that have an adaptive low pass filter. ISSPA (2) 2003: 487-490 - [c3]G. Charith K. Abhayaratne:
Modifying integer wavelet transforms for scalable near-lossless image coding. VCIP 2003: 1697-1708 - [c2]G. Charith K. Abhayaratne:
Orthonormal integer block transforms for lossless coding: design and performance analysis. VCIP 2003: 1719-1729 - 2001
- [c1]G. Charith K. Abhayaratne, Donald M. Monro:
Embedded-to-lossless coding of motion-compensated prediction residuals in lossless video coding. VCIP 2001: 175-185
Informal and Other Publications
- 2022
- [i2]Sanka Mohottala, Pradeepa Samarasinghe, Dharshana Kasthurirathna, Charith Abhayaratne:
Graph Neural Network based Child Activity Recognition. CoRR abs/2212.09013 (2022) - [i1]Sanka Mohottala, Sandun Abeygunawardana, Pradeepa Samarasinghe, Dharshana Kasthurirathna, Charith Abhayaratne:
2D Pose Estimation based Child Action Recognition. CoRR abs/2212.09027 (2022)
Coauthor Index
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