Micro embedded monitoring for security in application specific instruction-set processors. - Roshan G. Ragel; Sri Parameswaran; Sayed Mohammad Kia (CASES, 2005)

Hardware assisted pre-emptive control flow checking for embedded processors to improve reliability. - Roshan G. Ragel; Sri Parameswaran (CODES+ISSS, 2006)

IMPRES: integrated monitoring for processor reliability and security. - Roshan G. Ragel; Sri Parameswaran (DAC, 2006)

Architectural support for security and reliability in embedded processors. - Roshan G. Ragel (2006)

A smart random code injection to mask power analysis based side channel attacks. - Jude Angelo Ambrose; Roshan G. Ragel; Sri Parameswaran (CODES+ISSS, 2007)

RIJID: Random Code Injection to Mask Power Analysis based Side Channel Attacks. - Jude Angelo Ambrose; Roshan G. Ragel; Sri Parameswaran (DAC, 2007)

CUFFS: An instruction count based architectural framework for security of MPSoCs. - Krutartha Patel; Sri Parameswaran; Roshan G. Ragel (DATE, 2009)

Security and Dependability of Embedded Systems: A Computer Architects' Perspective. - Jörg Henkel; Vijaykrishnan Narayanan; Sri Parameswaran; Roshan G. Ragel (VLSI Design, 2009)

RACE: A Rapid, ArChitectural Simulation and Synthesis Framework for Embedded Processors. - Roshan G. Ragel; Jude Angelo Ambrose; Jorgen Peddersen; Sri Parameswaran (DIPES/BICC, 2010)

A Hardware/Software Countermeasure and a Testing Framework for Cache Based Side Channel Attacks. - Ankita Arora; Sri Parameswaran; Roshan G. Ragel; Darshana Jayasinghe (TrustCom, 2011)

Multiprocessor information concealment architecture to prevent power analysis-based side channel attacks. - Jude Angelo Ambrose; Roshan G. Ragel; Sri Parameswaran; Aleksandar Ignjatovic (IET Comput. Digit. Tech., 2011)

A hybrid hardware-software technique to improve reliability in embedded processors. - Roshan G. Ragel; Sri Parameswaran (ACM Trans. Embed. Comput. Syst., 2011)

Architectural Frameworks for Security and Reliability of MPSoCs. - Krutartha Patel; Sri Parameswaran; Roshan G. Ragel (IEEE Trans. Very Large Scale Integr. Syst., 2011)

DIMSim: a rapid two-level cache simulation approach for deadline-based MPSoCs. - Mohammad Shihabul Haque; Roshan G. Ragel; Jude Angelo Ambrose; Swarnalatha Radhakrishnan; Sri Parameswaran (CODES+ISSS, 2012)

Reli: Hardware/software Checkpoint and Recovery scheme for embedded processors. - Tuo Li 001; Roshan G. Ragel; Sri Parameswaran (DATE, 2012)

Randomized Instruction Injection to Counter Power Analysis Attacks. - Jude Angelo Ambrose; Roshan G. Ragel; Sri Parameswaran (ACM Trans. Embed. Comput. Syst., 2012)

Machine learning based search space optimisation for drug discovery. - Upul Senanayake; Rahal Prabuddha; Roshan G. Ragel (CIBCB, 2013)

CSER: HW/SW configurable soft-error resiliency for application specific instruction-set processors. - Tuo Li 001; Muhammad Shafique 001; Semeen Rehman; Swarnalatha Radhakrishnan; Roshan G. Ragel; Jude Angelo Ambrose; Jörg Henkel; Sri Parameswaran (DATE, 2013)

A novel intermittent fault Markov model for deep sub-micron processors. - Babak Saghaie; Roshan G. Ragel; Sri Parameswaran; Aleksandar Ignjatovic (ACM Great Lakes Symposium on VLSI, 2013)

DRMA: dynamically reconfigurable MPSoC architecture. - Lawrance Zhang; Jude Angelo Ambrose; Jorgen Peddersen; Sri Parameswaran; Roshan G. Ragel; Swarnalatha Radhakrishnan; Kewal K. Saluja (ACM Great Lakes Symposium on VLSI, 2013)

A Study on Instruction-set Selection Using Multi-application Based Application Specific Instruction-set Processors. - Roshan G. Ragel; Swarnalatha Radhakrishnan; Jude Angelo Ambrose; Sri Parameswaran (VLSI Design, 2013)

High Throughput Virtual Screening with Data Level Parallelism in Multi-core Processors. - Upul Senanayake; Rahal Prabuddha; Roshan G. Ragel (CoRR, 2013)

Advanced modes in AES: Are they safe from power analysis based side channel attacks? - Darshana Jayasinghe; Roshan G. Ragel; Jude Angelo Ambrose; Aleksandar Ignjatovic; Sri Parameswaran (ICCD, 2014)

A Feasibility Study on Programmer Specific Instruction Set Processors (PSISPs). - T. M. R. L. B. Abeysinghe; N. Hassan; Roshan G. Ragel (CoRR, 2014)

Countermeasures against Bernstein's remote cache timing attack. - Janaka Alawatugoda 001; Darshana Jayasinghe; Roshan G. Ragel (CoRR, 2014)

String Matching with Multicore CPUs: Performing Better with the Aho-Corasick Algorithm. - S. Arudchutha; T. Nishanthy; Roshan G. Ragel (CoRR, 2014)

Axis2UNO: Web Services Enabled Openoffice.org. - B. A. N. M. Bambarasinghe; H. M. S. Huruggamuwa; Roshan G. Ragel; Swarnalatha Radhakrishnan (CoRR, 2014)

Improving the throughput of the AES algorithm with multicore processors. - Angelo Barnes; Ryan Fernando; Kasuni Mettananda; Roshan G. Ragel (CoRR, 2014)

LineCAPTCHA Mobile: A User Friendly Replacement for Unfriendly Reverse Turing Tests for Mobile Devices (ICIAfS14). - C. B. Bulumulla; Roshan G. Ragel (CoRR, 2014)

Accelerating Correlation Power Analysis Using Graphics Processing Units. - Hasindu Gamaarachchi; Roshan G. Ragel; Darshana Jayasinghe (CoRR, 2014)

A Fuzzy Based Model to Identify Printed Sinhala Characters (ICIAfS14). - G. I. Gunarathna; Mahawaga Arachchige Pathum Chamikara; Roshan G. Ragel (CoRR, 2014)

Software implementation level countermeasures against the cache timing attack on advanced encryption standard. - Udyani Herath; Janaka Alawatugoda 001; Roshan G. Ragel (CoRR, 2014)

Accelerating string matching for bio-computing applications on multi-core CPUs. - Damayanthi Herath; C. Lakmali; Roshan G. Ragel (CoRR, 2014)

Constant time encryption as a countermeasure against remote cache timing attacks. - Darshana Jayasinghe; Roshan G. Ragel; Dhammika Elkaduwe (CoRR, 2014)

Plagiarism Detection on Electronic Text based Assignments using Vector Space Model (ICIAfS14). - M. A. C. Jiffriya; M. A. C. Akmal Jahan; Roshan G. Ragel (CoRR, 2014)

AntiPlag: Plagiarism Detection on Electronic Submissions of Text Based Assignments. - M. A. C. Jiffriya; M. A. C. Akmal Jahan; Roshan G. Ragel; Sampath Deegalla (CoRR, 2014)

User Friendly Line CAPTCHAs. - A. K. B. Karunathilake; B. M. D. Balasuriya; Roshan G. Ragel (CoRR, 2014)

Locating Tables in Scanned Documents for Reconstructing and Republishing (ICIAfS14). - M. A. C. Akmal-Jahan; Roshan G. Ragel (CoRR, 2014)

Loop Unrolling in Multi-pipeline ASIP Design. - Rajitha Navarathna; Swarnalatha Radhakrishnan; Roshan G. Ragel (CoRR, 2014)

Heterogeneous processor pipeline for a product cipher application. - I. B. Nawinne; M. S. Wickramasinghe; Roshan G. Ragel; S. Radhakrishnan (CoRR, 2014)

Accelerating motif finding in DNA sequences with multicore CPUs. - P. Perera; Roshan G. Ragel (CoRR, 2014)

Authorship detection of SMS messages using unigrams. - Roshan G. Ragel; P. Herath; Upul Senanayake (CoRR, 2014)

Instruction-set Selection for Multi-application based ASIP Design: An Instruction-level Study. - Roshan G. Ragel; Swarnalatha Radhakrishnan; Jude Angelo Ambrose (CoRR, 2014)

Students Behavioural Analysis in an Online Learning Environment Using Data Mining (ICIAfS). - I. P. Ratnapala; Roshan G. Ragel; Sampath Deegalla (CoRR, 2014)

Register Spilling for Specific Application Domains in Application Specific Instruction-set Processors. - M. G. G. C. R. Salgado; Roshan G. Ragel (CoRR, 2014)

Efficient Switch Architectures for Pre-configured Backup Protection with Sharing in Elastic Optical Networks (EON). - Suthaharan Satkunarajah; Krishanthmohan Ratnam; Roshan G. Ragel (CoRR, 2014)

To Use or Not to Use: Graphics Processing Units for Pattern Matching Algorithms. - Vajira Thambawita; Roshan G. Ragel; Dhammika Elkaduwe (CoRR, 2014)

Hardware software co-design of the Aho-Corasick algorithm: Scalable for protein identification? - S. M. Vidanagamachchi; S. D. Dewasurendra; Roshan G. Ragel (CoRR, 2014)

Hardware accelerated protein inference framework. - S. M. Vidanagamachchi; S. D. Dewasurendra; Roshan G. Ragel (CoRR, 2014)

Tile optimization for area in FPGA based hardware acceleration of peptide identification. - S. M. Vidanagamachchi; S. D. Dewasurendra; Roshan G. Ragel; M. Niranjan (CoRR, 2014)

A Structured Hardware Software Architecture for Peptide Based Diagnosis of Baylisascaris Procyonis Infection (ICIAfS14). - S. M. Vidanagamachchi; S. D. Dewasurendra; Roshan G. Ragel; M. Niranjan (CoRR, 2014)

A Structured Hardware Software Architecture for Peptide Based Diagnosis - Sub-string Matching Problem with Limited Tolerance (ICIAfS14). - S. M. Vidanagamachchi; S. D. Dewasurendra; Roshan G. Ragel; M. Niranjan (CoRR, 2014)

QuadSeal: Quadruple algorithmic symmetrizing countermeasure against power based side-channel attacks. - Darshana Jayasinghe; Aleksandar Ignjatovic; Jude Angelo Ambrose; Roshan G. Ragel; Sri Parameswaran (CASES, 2015)

The A to Z of building a testbed for Power Analysis attacks. - Hasindu Gamaarachchi; Harsha Ganegoda; Roshan G. Ragel (ICIIS, 2015)

Accelerating text-based plagiarism detection using GPUs. - M. A. C. Jiffriya; M. A. C. Akmal Jahan; Hasindu Gamaarachchi; Roshan G. Ragel (ICIIS, 2015)

Pre-configured backup protection with limited resource sharing in elastic optical networks. - Suthaharan Satkunarajah; Krishanthmohan Ratnam; Roshan G. Ragel (ICIIS, 2015)

RotateCAPTCHA a novel interactive CAPTCHA design targeting mobile devices. - N. R. W. W. M. R. D. Wickramasingha; H. B. R. A. K. R. A. M. Keerawella; S. A. N. Samarasinghe; Roshan G. Ragel (ICIIS, 2015)

Side channel attacks in embedded systems: A tale of hostilities and deterrence. - Jude Angelo Ambrose; Roshan G. Ragel; Darshana Jayasinghe; Tuo Li 001; Sri Parameswaran (ISQED, 2015)

SecureD: A Secure Dual Core Embedded Processor. - Roshan G. Ragel; Jude Angelo Ambrose; Sri Parameswaran (CoRR, 2015)

Exploring Multilevel Cache Hierarchies in Application Specific MPSoCs. - Isuru Nawinne; Haris Javaid; Roshan G. Ragel; Swarnalatha Radhakrishnan; Sri Parameswaran (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2015)

Processor Design for Soft Errors: Challenges and State of the Art. - Tuo Li 001; Jude Angelo Ambrose; Roshan G. Ragel; Sri Parameswaran (ACM Comput. Surv., 2016)

Switchable cache: utilising dark silicon for application specific cache optimisations. - Isuru Nawinne; Haris Javaid; Roshan G. Ragel; Sri Parameswaran (IET Comput. Digit. Tech., 2016)

DoSGuard: Protecting pipelined MPSoCs against hardware Trojan based DoS attacks. - Amin Malekpour; Roshan G. Ragel; Aleksandar Ignjatovic; Sri Parameswaran (ASAP, 2017)

TrojanGuard: Simple and Effective Hardware Trojan Mitigation Techniques for Pipelined MPSoCs. - Amin Malekpour; Roshan G. Ragel; Aleksandar Ignjatovic; Sri Parameswaran (DAC, 2017)

Implementing a proven-secure and cost-effective countermeasure against the compression ratio info-leak mass exploitation (CRIME) attack. - Jayamine Alupotha; Sanduni Prasadi; Janaka Alawatugoda 001; Roshan G. Ragel; Mohamed Fawsan (ICIIS, 2017)

Separating tables from text and non-text objects in printed documents for digital reconstruction. - M. A. C. Akmal Jahan; Roshan G. Ragel (ICIIS, 2017)

Burst switching using variable optical splitter based switches with wavelength conversion. - Krishanthmohan Ratnam; Roshan G. Ragel; Dinuka C. A. Wehella (ICIIS, 2017)

Near Real-Time Data Labeling Using a Depth Sensor for EMG Based Prosthetic Arms. - Geesara Prathap; Titus Nanda Kumara; Roshan G. Ragel (IntelliSys (2), 2018)

To Use or Not to Use: CPUs' Cache Optimization Techniques on GPGPUs. - Vajira Thambawita; Roshan G. Ragel; Dhammika Elkaduwe (CoRR, 2018)

An optimized Parallel Failure-less Aho-Corasick algorithm for DNA sequence matching. - Vajira Thambawita; Roshan G. Ragel; Dhammika Elkaduwe (CoRR, 2018)

Hardware Trojan Detection and Recovery in MPSoCs via On-line Application Specific Testing. - Amin Malekpour; Roshan G. Ragel; Daniel Murphy; Aleksandar Ignjatovic; Sri Parameswaran (DDECS, 2019)

Non-contact Infant Sleep Apnea Detection. - Gihan Jayatilaka; Harshana Weligampola; Suren Sritharan; Pankayraj Pathmanathan; Roshan G. Ragel; Isuru Nawinne (ICIIS, 2019)

Named Entity Extraction of Wikidata Items. - Abdul Lathif Fathima Shanaz; Roshan G. Ragel (ICIIS, 2019)

Optical Character Translation Using Spectacles (OCTS). - K. Thiruthanigesan; Roshan G. Ragel (ICIIS, 2019)

An Ensemble Learning Approach for Electrocardiogram Sensor Based Human Emotion Recognition. - Theekshana Dissanayake; Yasitha Rajapaksha; Roshan G. Ragel; Isuru Nawinne (Sensors, 2019)

Wikidata based Location Entity Linking. - Fathima Shanaz; Roshan G. Ragel (ICSCA, 2020)

A Retinex based GAN Pipeline to Utilize Paired and Unpaired Datasets for Enhancing Low Light Images. - Harshana Weligampola; Gihan Jayatilaka; Suren Sritharan; Roshan Godaliyadda; Parakrama Ekanayaka; Roshan G. Ragel; Vijitha R. Herath (CoRR, 2020)

A Framework for Multiple Ground Target Finding and Inspection Using a Multirotor UAS. - Ajmal Hinas; Roshan G. Ragel; Jonathan M. Roberts; Felipe Gonzalez (Sensors, 2020)

FINDER: Find Efficient Parallel Instructions for ASIPs to Improve Performance of Large Applications. - Vikkitharan Gnanasambandapillai; Jorgen Peddersen; Roshan G. Ragel; Sri Parameswaran (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2020)

Hardware Trojan Mitigation in Pipelined MPSoCs. - Amin Malekpour; Roshan G. Ragel; Tuo Li 001; Haris Javaid; Aleksandar Ignjatovic; Sri Parameswaran (ACM Trans. Design Autom. Electr. Syst., 2020)

Study of a Switch Architecture for Survivable Routing in Elastic Optical Networks. - Krishanthmohan Ratnam; Roshan G. Ragel; Suthaharan Satkunarajah; Balakayan Kumaravel (ICIIS, 2021)

Suspicious Object Detection in Environments with Tear Gas. - K. Thiruthanigesan; Ruwan D. Nawarathna; Roshan G. Ragel (ICIIS, 2021)

Part of Speech Tagging for Tamil Language Using Deep Learning. - Hemakasiny Visuwalingam; Ratnasingam Sakuntharaj; Roshan G. Ragel (ICIIS, 2021)

An Optical Physics Inspired CNN Approach for Intrinsic Image Decomposition. - Harshana Weligampola; Gihan Jayatilaka; Suren Sritharan; Parakrama Ekanayake; Roshan G. Ragel; Vijitha R. Herath; Roshan Godaliyadda (ICIP, 2021)

QuadSeal: Quadruple Balancing to Mitigate Power Analysis Attacks with Variability Effects and Electromagnetic Fault Injection Attacks. - Darshana Jayasinghe; Aleksandar Ignjatovic; Roshan G. Ragel; Jude Angelo Ambrose; Sri Parameswaran (ACM Trans. Design Autom. Electr. Syst., 2021)

CNN for Facial Emotion Recognition in Online Learning Platforms to Identify Learner Engagement. - Hashini Vindya Athauda; Upul Jayasinghe; Roshan G. Ragel (ICIIS, 2023)

Machine Learning based Atmospheric Duct Interference Evaluation in TD-LTE Networks. - Rasendram Muralitharan; Upul Jayasinghe; Roshan G. Ragel (ICIIS, 2023)

RV32IMF Five-Stage Pipeline Implementation with Interrupt and Random Number Generation Units. - Dinindu Thilakarathna; Heshan Dissanayake; Buddhi Perera; Roshan G. Ragel; Isuru Dasanayake; Mahanama Wickramasinghe; Isuru Nawinne (ICIIS, 2023)

Enhanced YOLOv4 for Facilitating Public Safety Management amidst Protests and Riots. - K. Thiruthanigesan; Ruwan D. Nawarathna; Roshan G. Ragel (ICIIS, 2023)

A Systematic Approach for Object Detection in Unconstrained Environments. - K. Thiruthanigesan; Ruwan D. Nawarathna; Roshan G. Ragel (ICIIS, 2023)

Privacy vs Utility analysis when applying Differential Privacy on Machine Learning Classifiers. - Mathuranthagaa Selvarathnam; Roshan G. Ragel; Constantino Carlos Reyes-Aldasoro; Muttukrishnan Rajarajan (WiMob, 2023)

Mixed-Reality Based Multi-Agent Robotics Framework for Artificial Swarm Intelligence Experiments. - Dilshani Karunarathna; Nuwan Jaliyagoda; Ganindu Jayalath; Janaka Alawatugoda 001; Roshan G. Ragel; Isuru Nawinne (IEEE Access, 2023)

Cross Layer Design Using HW/SW Co-Design and HLS to Accelerate Chaining in Genomic Analysis. - Kisaru Liyanage; Hasindu Gamaarachchi; Roshan G. Ragel; Sri Parameswaran (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2023)

DeepSelectNet: deep neural network based selective sequencing for oxford nanopore sequencing. - Anjana Senanayake; Hasindu Gamaarachchi; Damayanthi Herath; Roshan G. Ragel (BMC Bioinform., 2023)

Comparative Analysis of Pre-trained Deep Neural Networks for Plant Disease Classification. - Romiyal George; Selvarajah Thuseethan; Roshan G. Ragel (JCSSE, 2024)

Multimodal Deep Convolutional Neural Network Pipeline for AI-Assisted Early Detection of Oral Cancer. - G. A. I. Devindi; D. M. D. R. Dissanayake; S. N. Liyanage; F. B. A. H. Francis; M. B. D. Pavithya; N. S. Piyarathne; P. V. K. S. Hettiarachchi; R. M. S. G. K. Rasnayaka; Ruwan Duminda Jayasinghe; Roshan G. Ragel; Isuru Nawinne (IEEE Access, 2024)

Deep Learning Model for Tamil Part-of-Speech Tagging. - Hemakasiny Visuwalingam; Ratnasingam Sakuntharaj; Janaka Alawatugoda 001; Roshan G. Ragel (Comput. J., 2024)

S2TPVFormer: Spatio-Temporal Tri-Perspective View for temporally coherent 3D Semantic Occupancy Prediction. - Sathira Silva; Savindu Bhashitha Wannigama; Roshan G. Ragel; Gihan Jayatilaka (CoRR, 2024)

Background-Masked Lightweight Approach for Pear Leaf Disease Recognition. - Romiyal George; Selvarajah Thuseethan; Roshan G. Ragel; Sutharshan Rajasegarar; Mamoun Alazab; Hamish Campbell; John Yearwood (IEEE Access, 2025)

Past, present and future of deep plant leaf disease recognition: A survey. - Romiyal George; Selvarajah Thuseethan; Roshan G. Ragel; Kayathiri Mahendrakumaran; Sivaraj Nimishan; Chathrie Wimalasooriya; Mamoun Alazab (Comput. Electron. Agric., 2025)

AI-assisted radiographic analysis in detecting alveolar bone-loss severity and patterns. - Chathura Wimalasiri; Piumal Rathnayake; Shamod Wijerathne; Sumudu Rasnayaka; Dhanushka Leuke Bandara; Roshan G. Ragel; Vajira Thambawita; Isuru Nawinne (CoRR, 2025)

Advancing suspicious object detection in unconstrained environments using computer vision. - Kanagasabai Thiruthanigesan; Ruwan D. Nawarathna; Roshan G. Ragel (Appl. Intell., 2025)