Charith Abhayaratne

68 papers B 3C 8Misc 5Journal 30Unranked 22

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	An Approximate Computing-Based Spiking Neural Networks Neuron Model and STDP Learning. IEEE Trans. Circuits Syst. I Regul. Pap. Haihang Xia, Haotian Liu, Yuqin Zhao, John Goodenough, Charith Abhayaratne, Sichen Liu, Sizhao Li, Tiantai Deng
2026	J	`jnl`	Retraction notice to "Handcrafted localized phase features for human action recognition" [Image and Vision Computing 123 (2022) 104465]. Image Vis. Comput. Seyed Mostafa Hejazi, Charith Abhayaratne
2025	—	`conf`	A High Accuracy and Hardware Efficient Approximate Computing based Leaky integrate-and-fire Neuron Model. SOCC Haihang Xia, Shengdi Wang, Yuqin Zhao, Haotian Liu, Charith Abhayaratne, Tiantai Deng
2025	B	`conf`	AW-GATCN: Adaptive Weighted Graph Attention Convolutional Network for Event Camera Data Joint Denoising and Object Recognition. IJCNN Haiyu Li, Charith Abhayaratne
2025	J	`jnl`	AW-GATCN: Adaptive Weighted Graph Attention Convolutional Network for Event Camera Data Joint Denoising and Object Recognition. CoRR Haiyu Li, Charith Abhayaratne
2025	J	`jnl`	NLS: Natural-Level Synthesis for Hardware Implementation Through GenAI. CoRR Kaiyuan Yang, Huang Ouyang, Xinyi Wang, Bingjie Lu, Yanbo Wang, Charith Abhayaratne, Sizhao Li, Long Jin, Tiantai Deng
2025	J	`jnl`	On the Adversarial Robustness of Hand-Crafted Features and Their Role in Defending Adversarial Examples. IEEE Access Shuohan Xue, Lihui Wu, Charith Abhayaratne
2025	J	`jnl`	Region-CAM: Toward Accurate Object Regions in Class Activation Maps for Weakly Supervised Learning Tasks. IEEE Access Qingdong Cai, Charith Abhayaratne
2025	J	`jnl`	Region-CAM: Towards Accurate Object Regions in Class Activation Maps for Weakly Supervised Learning Tasks. CoRR Qingdong Cai, Charith Abhayaratne
2025	J	`jnl`	Spatio-temporal graph neural network based child action recognition using data-efficient methods: A systematic analysis. Comput. Vis. Image Underst. Sanka Mohottala, Asiri Gawesha, Dharshana Kasthurirathna, Pradeepa Samarasinghe, Charith Abhayaratne
2025	J	`jnl`	Weakly-supervised Localization of Manipulated Image Regions Using Multi-resolution Learned Features. CoRR Ziyong Wang, Charith Abhayaratne
2024	—	`conf`	Weakly-supervised Localization of Manipulated Image Regions Using Multi-resolution Learned Features. BMVC Workshops Ziyong Wang, Charith Abhayaratne
2023	—	`conf`	Exploration of verbal descriptions and dynamic indoors environments for people with sight loss. CHI Extended Abstracts Abdulaziz Alrashidi, Peter Cudd, Charith Abhayaratne, Yoshihiko Gotoh
2023	J	`jnl`	GHOSM: Graph-based Hybrid Outline and Skeleton Modelling for Shape Recognition. ACM Trans. Multim. Comput. Commun. Appl. Basheer Alwaely, Charith Abhayaratne
2023	J	`jnl`	Region-of-Interest Aware 3D ResNet for Classification of COVID-19 Chest Computerised Tomography Scans. IEEE Access Shuohan Xue, Charith Abhayaratne
2023	C	`conf`	SSDB-Net: A Single-Step Dual Branch Network for Weakly Supervised Semantic Segmentation of Food Images. MMSP Qingdong Cai, Charith Abhayaratne
2023	C	`conf`	WCBnet: Weighted Convolutional Block Modelling of Signed-Value Error Levels for Image-Wise Copy-Move and Splicing Detection. MMSP Ziyong Wang, Charith Abhayaratne
2022	J	`jnl`	2D Pose Estimation based Child Action Recognition. CoRR Sanka Mohottala, Sandun Abeygunawardana, Pradeepa Samarasinghe, Dharshana Kasthurirathna, Charith Abhayaratne
2022	—	`conf`	Graph Neural Network based Child Activity Recognition. ICIT Sanka Mohottala, Pradeepa Samarasinghe, Dharshana Kasthurirathna, Charith Abhayaratne
2022	J	`jnl`	Graph Neural Network based Child Activity Recognition. CoRR Sanka Mohottala, Pradeepa Samarasinghe, Dharshana Kasthurirathna, Charith Abhayaratne
2022	J	`jnl`	Handcrafted localized phase features for human action recognition. Image Vis. Comput. Seyed Mostafa Hejazi, Charith Abhayaratne
2021	Misc	`conf`	Covid-19 Diagnostic Using 3d Deep Transfer Learning for Classification of Volumetric Computerised Tomography Chest Scans. ICASSP Shuohan Xue, Charith Abhayaratne
2021	J	`jnl`	Making Sense of Neuromorphic Event Data for Human Action Recognition. IEEE Access Salah Al-Obaidi, Hiba Al-Khafaji, Charith Abhayaratne
2020	J	`jnl`	AGSF: Adaptive Graph Formulation and Hand-Crafted Graph Spectral Features for Shape Representation. IEEE Access Basheer Alwaely, Charith Abhayaratne
2020	J	`jnl`	Embedding Distortion Analysis in Wavelet-domain Watermarking. ACM Trans. Multim. Comput. Commun. Appl. Deepayan Bhowmik, Charith Abhayaratne
2020	J	`jnl`	Modeling Temporal Visual Salience for Human Action Recognition Enabled Visual Anonymity Preservation. IEEE Access Salah Al-Obaidi, Hiba Al-Khafaji, Charith Abhayaratne
2019	Misc	`conf`	Adaptive Graph Formulation for 3D Shape Representation. ICASSP Basheer Alwaely, Charith Abhayaratne
2019	Misc	`conf`	Graph Spectral Domain Blind Watermarking. ICASSP Hiba Al-Khafaji, Charith Abhayaratne
2019	J	`jnl`	Graph Spectral Domain Feature Learning With Application to in-Air Hand-Drawn Number and Shape Recognition. IEEE Access Basheer Alwaely, Charith Abhayaratne
2019	—	`conf`	Graph Spectral Domain Features for Static Hand Gesture Recognition. EUSIPCO Basheer Alwaely, Charith Abhayaratne
2019	J	`jnl`	Referenced compressed sensing for accurate and fast spatio-temporal signal reconstruction. J. Electronic Imaging Wattanit Hotrakool, Charith Abhayaratne
2019	Misc	`conf`	Temporal Salience Based Human Action Recognition. ICASSP Salah Al-Obaidi, Charith Abhayaratne
2018	—	`conf`	Graph Spectral Domain Shape Representation. EUSIPCO Basheer Alwaely, Charith Abhayaratne
2018	—	`conf`	The Jpeg-Blockchain Framework For Glam Services. ICME Workshops Deepayan Bhowmik, Ambarish Natu, Takaaki Ishikawa, Tian Feng, Charith Abhayaratne
2018	—	`conf`	Visual Saliency Guided High Dynamic Range Image Compression. EUSIPCO Tian Feng, Charith Abhayaratne
2017	—	`conf`	Graph spectral domain feature representation for in-air drawn number recognition. EUSIPCO Basheer Alwaely, Charith Abhayaratne
2017	—	`conf`	Graph spectral domain watermarking for unstructured data from sensor networks. DSP Hiba Al-Khafaji, Charith Abhayaratne
2017	—	`conf`	Towards baseline-independent analysis of compressive sensed functional magnetic resonance image data. DSP Wattanit Hotrakool, Charith Abhayaratne
2016	J	`jnl`	Global motion compensated visual attention-based video watermarking. J. Electronic Imaging Matthew Oakes, Deepayan Bhowmik, Charith Abhayaratne
2016	J	`jnl`	Quality Scalability Aware Watermarking for Visual Content. IEEE Trans. Image Process. Deepayan Bhowmik, Charith Abhayaratne
2016	J	`jnl`	Visual Attention-Based Image Watermarking. IEEE Access Deepayan Bhowmik, Matthew Oakes, Charith Abhayaratne
2015	—	`conf`	Mapping-free high dynamic range image compression. ICCE-Berlin Tian Feng, Sandipan Pal, Charith Abhayaratne
2015	—	`conf`	Real-time recognition of activity levels for ambient assisted living. ICCE-Berlin Sandipan Pal, Tian Feng, Charith Abhayaratne
2015	—	`conf`	Video-based activity level recognition for assisted living using motion features. ICDSC Sandipan Pal, Charith Abhayaratne
2014	—	`conf`	A New Saliency Model Using Intra Coded High Efficiency Video Coding (HEVC) Frames. MMM (1) Matthew Oakes, Charith Abhayaratne
2014	—	`conf`	Colour space transforms for improved video compression. IWSSIP Yanxiang Wang, Charith Abhayaratne, Rajitha Weerakkody, Marta Mrak
2014	—	`conf`	Multi-scale dithering for contouring artefacts removal in compressed UHD video sequences. GlobalSIP Yanxiang Wang, Charith Abhayaratne, Rajitha Weerakkody, Marta Mrak
2014	J	`jnl`	On robustness against JPEG2000: a performance evaluation of wavelet-based watermarking techniques. Multim. Syst. Deepayan Bhowmik, Charith Abhayaratne
2014	Misc	`conf`	Running Gaussian reference-based reconstruction for video compressed sensing. ICASSP Wattanit Hotrakool, Charith Abhayaratne
2013	B	`conf`	Kinect depth stream pre-processing for hand gesture recognition. ICIP Muhammad Asad, Charith Abhayaratne
2013	J	`jnl`	Scalable watermark extraction for real-time authentication of JPEG 2000 images. J. Real Time Image Process. Charith Abhayaratne, Deepayan Bhowmik
2012	J	`jnl`	2D+t Wavelet Domain Video Watermarking. Adv. Multim. Deepayan Bhowmik, Charith Abhayaratne
2012	J	`jnl`	Redundancy controllable scalable unbalanced multiple description bitstream generation for peer-to-peer video streaming. Signal Process. Image Commun. Muhammad Majid, Charith Abhayaratne
2012	—	`conf`	Visual saliency estimation for video. WIAMIS Matthew Oakes, Charith Abhayaratne
2011	J	`jnl`	Reversible wavelet filter banks with side informationless spatially adaptive low-pass filters. J. Electronic Imaging Charith Abhayaratne
2011	J	`jnl`	Video based technology for ambient assisted living: A review of the literature. J. Ambient Intell. Smart Environ. Fabien Cardinaux, Deepayan Bhowmik, Charith Abhayaratne, Mark S. Hawley
2011	C	`conf`	Visual attention-based watermarking. ISCAS Matthew Oakes, Deepayan Bhowmik, Charith Abhayaratne
2010	—	`conf`	Robustness analysis of blind watermarking for quality scalable image compression. EUSIPCO Deepayan Bhowmik, Charith Abhayaratne, Matthew Oakes
2010	C	`conf`	Scalable multiple description video coding using successive refinement of side quantizers. PCS Muhammad Majid, Charith Abhayaratne
2010	C	`conf`	Successive refinement of overlapped cell side quantizers for scalable multiple description coding. PCS Muhammad Majid, Charith Abhayaratne
2010	—	`conf`	Video watermarking using motion compensated 2D+t+2D filtering. MM&Sec Deepayan Bhowmik, Charith Abhayaratne
2009	C	`conf`	Distributed multiple description image coding. MMSP Muhammad Majid, Charith Abhayaratne
2009	C	`conf`	Fully scalable multiple description image coding. MMSP Muhammad Majid, Charith Abhayaratne
2009	—	`conf`	Multiple description scalar quantization with successive refinement. EUSIPCO Muhammad Majid, Charith Abhayaratne
2009	B	`conf`	Robust Visual Content Representation Using Compression Modes Driven Low-level Visual Descriptors. MMM Charith Abhayaratne, Farooq Muzammil
2009	J	`jnl`	Special issue on scalable coded media beyond compression. Signal Process. Image Commun. Charith Abhayaratne, Ebroul Izquierdo, Marta Mrak, Stefano Tubaro
2009	—	`conf`	The effect of quality scalable image compression on robust watermarking. DPS Deepayan Bhowmik, Charith Abhayaratne
2008	C	`conf`	A Generalised Model for Distortion Performance Analysis of Wavelet Based Watermarking. IWDW Deepayan Bhowmik, Charith Abhayaratne