UT
Uthayasanker Thayasivam
cs.CLcs.LGcs.CVcs.AIcs.CRECGElectrocardiographyPrivacySignal Processing, Computer-AssistedAnonymization
On Valency
published · living versionsW_y2eg2z37·v1 · currentpublished
Embedding Semantic Entropy: NLI-Free Semantic Uncertainty Estimation with Geometry-Aware Clustering
with Akshiya Raveendran, Praveenasarma Baskarakurukkal, Pragatheeswaran Vipulanandan, Kamal Premaratne
1 version
Preprints & journals
22 papers in the corpus · 2013–2026Embedding Graph Kernel Entropy (EGKE): Fine-grained Hallucination Detection for LLMs from Embeddings2610.14214v1 · Dilrangi Sankalpana, Pragatheeswaran Vipulanandan, Uthayasanker Thayasivam et al.2026 · 0 citationsarXiv
Do LLMs Understand Context? A Knowledge Graph-Based Evaluation Framework2609.30484v1 · Subavarshana Arumugam, Mamta Nallaretnam, Kithuni Wickramasinghe et al.2026 · 0 citationsarXiv
Evaluation of Contextual Understanding in Large Language Models2609.09004v1 · Subavarshana Arumugam, Mamta Nallaretnam, Kithuni Wickramasinghe et al.2026 · 0 citationsarXiv
EnSiTa - A Trilingual Multi-Domain Parallel Dataset and Benchmark for Domain-Specific Machine Translation2609.29511v1 · Surangika Ranathunga, Nisansa de Silva, Aloka Fernando et al.2026 · 0 citationsarXiv
OasisSimp: An Open-source Asian-English Sentence Simplification Dataset2603.14111v1 · Hannah Liu, Muxin Tian, Iqra Ali et al.2026 · 0 citationsarXiv
Interpretable evaluation of physiological signals for biometric identification.41812367 · Senthuran, Vithurabiman, Thayasivam, Uthayasanker, Natgunanathan, Iynkaran et al.2026 · 1 citationComputers in biology and medicine. 2026;206:111616
Adapting Multimodal Foundation Models for Few-Shot Learning: A Comprehensive Study on Contrastive Captioners2512.12824v1 · N.K.B.M.P.K.B. Narasinghe, Uthayasanker Thayasivam2025 · 0 citationsarXiv
TBT-Former: Learning Temporal Boundary Distributions for Action Localization2512.01298v1 · Thisara Rathnayaka, Uthayasanker Thayasivam2025 · 0 citationsarXiv
Pushing the Boundaries of Interpretability: Incremental Enhancements to the Explainable Boosting Machine2512.00528v1 · Isara Liyanage, Uthayasanker Thayasivam2025 · 0 citationsarXiv
Attack-Specialized Deep Learning with Ensemble Fusion for Network Anomaly Detection2510.12455v2 · Nisith Dissanayake, Uthayasanker Thayasivam2025 · 0 citationsarXiv
A Novel Multi-branch ConvNeXt Architecture for Identifying Subtle Pathological Features in CT Scans2510.09107v2 · Irash Perera, Uthayasanker Thayasivam2025 · 1 citationarXiv
A Framework to Prevent Biometric Data Leakage in the Immersive Technologies Domain2505.04123v1 · Keshav Sood, Iynkaran Natgunanathan, Uthayasanker Thayasivam et al.2025 · 0 citationsarXiv
Balancing privacy and health integrity: A novel framework for ECG signal analysis in immersive environments.40315720 · Senthuran, Vithurabiman, Thayasivam, Uthayasanker, Natgunanathan, Iynkaran et al.2025 · 9 citationsComputers in biology and medicine. 2025;192(Pt A):110234
GPS-2-GTFS: A Python package to process and transform raw GPS data of public transit to GTFS format2412.15221v1 · Shiveswarran Ratneswaran, Uthayasanker Thayasivam, Sivakumar Thillaiambalam2024 · 2 citationsarXiv
FlowChroma -- A Deep Recurrent Neural Network for Video Colorization2305.13704v1 · Thejan Wijesinghe, Chamath Abeysinghe, Chanuka Wijayakoon et al.2023 · 2 citationsarXiv
Improving English to Sinhala Neural Machine Translation using Part-of-Speech Tag2202.08882v1 · Ravinga Perera, Thilakshi Fonseka, Rashmini Naranpanawa et al.2022 · 3 citationsarXiv
Adapting the Tesseract Open-Source OCR Engine for Tamil and Sinhala Legacy Fonts and Creating a Parallel Corpus for Tamil-Sinhala-English2109.05952v3 · Charangan Vasantharajan, Laksika Tharmalingam, Uthayasanker Thayasivam2021 · 8 citationsarXiv
Towards Offensive Language Identification for Tamil Code-Mixed YouTube Comments and Posts2108.10939v2 · Charangan Vasantharajan, Uthayasanker Thayasivam2021 · 50 citationsarXiv
Data-Driven Simulation of Ride-Hailing Services using Imitation and Reinforcement Learning2104.02661v1 · Haritha Jayasinghe, Tarindu Jayatilaka, Ravin Gunawardena et al.2021 · 0 citationsarXiv
Exploring Deep Neural Networks and Transfer Learning for Analyzing Emotions in Tweets2012.06025v1 · Yasas Senarath, Uthayasanker Thayasivam2020 · 0 citationsarXiv
Concept Discovery through Information Extraction in Restaurant Domain1906.05039v1 · Nadeesha Pathirana, Sandaru Seneviratne, Rangika Samarawickrama et al.2019 · 1 citationarXiv
Speeding up Batch Alignment of Large Ontologies Using MapReduce.25401166 · Thayasivam, Uthayasanker, Doshi, Prashant2020 · 7 citationsProceedings. IEEE International Conference on Semantic Computing. 2013;2013:110-113
Career total: 129 works. 22 are in this corpus.
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