Wei Tsang Ooi
Associate Professor
Works on interactive multimedia systems, including 3D Gaussian Splatting volumetric streaming, and human-AI collaboration such as learning-to-defer and human-drone interaction.
Wei Tsang Ooi's lab at NUS works on human-AI collaboration & trust and 3D vision & neural rendering. 51 papers since 2023, 1 at top venues, mostly TPAMI. 4 PhD students. 38 alumni. Applications close .
At a glance
- papers, 2023–2026
- 13/ year
- at T1 venues
- 2%
- PhD students
- 4
- MS students
- 0
- alumni listed
- 38
Papers by yearfrom the lab homepage, 2023–2026
- 11 papers2026 · T1 0 · collecting
- 19 papers2025 · T1 1
- 11 papers2024 · T1 0
- 10 papers2023 · T1 0
T1 venuesOtherVenues: TPAMI
Research focuspaper titles that use each topic's words
- 3D vision & neural rendering10 papers
- volumetric8 papers
- streaming7 papers
- Human-AI collaboration & trust2 papers
- multimedia systems0 papers
Paper list
From the lab homepage.
202611 papers
- In Proceedings of the Annual Conference on Artificial Intelligence and Statistics (AISTATS'26), Tangier, Morocco, 2 - 5 MayAdversarial Robustness in One-Stage Learning-to-Defer
- In Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR'26), Denver, Colorado, 3 - 7 JuneEventDrive: Event Cameras for Vision-Language Driving Intelligence (opens in a new tab)
- ACM Transactions of Multimedia Computing, Communications and ApplicationsGraph-Based Event and Sub-Event Grouping in User-Generated Videos With Distortion-Aware Keyframe Clustering (opens in a new tab)
- In Proceedings of the AAAI Conference on Artificial Intelligence (AAAI'26), Singapore, 20 - 27 January , 184-6-18414LiDARCrafter: Dynamic 4D World Modeling From LiDAR Sequences (opens in a new tab)
- In Proceedings of the Annual Conference on Artificial Intelligence and Statistics (AISTATS'26), Tangier, Morocco, 2 - 5 MayOnline Learning-to-Defer With Varying Experts
- In Proceedings of the Annual Conference on Artificial Intelligence and Statistics (AISTATS'26), Tangier, Morocco, 2 - 5 MayOptimal Query Allocation in Extractive QA With LLMs: A Learning-to-Defer Framework With Theoretical Guarantees
- In Proceedings of the ACM Multimedia Systems Conference (MMSys'26), Hong Kong, 1 - 4 April , 156-166P-Gsvc: Layered Progressive 2D Gaussian Splatting for Scalable Image and Video (opens in a new tab)
- EuroGraphicsSee4D: Pose-Free 4D Generation via Auto-Regressive Video Inpainting (opens in a new tab)
- In Proceedings of the CHI Conference on Human Factors in Computing Systems (CHI'26), Barcelona, Spain, 13 - 17 April , 231:1-231:18Towards LLM-powered Assistive Drone for Blind and Low Vision Users (opens in a new tab)
- In Proceedings of the Annual Conference on Learning Representation (ICLR'26), Rio de Janeiro, Brazil, 23 - 27 AprilWhy Ask One When You Can Ask $K$? Learning-to-Defer to the Top-$K$ Experts (opens in a new tab)
- In Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR'26), Denver, Colorado, 3 - 7 JuneWorldLens: Full-Spectrum Evaluations of Driving World Models in Real World (opens in a new tab)
202519 papers
- In Proceedings of the International Conference on Machine Learning (ICML'25), Vancouver, Canada, 13 - 19 JulyA Two-Stage Learning-to-Defer Approach for Multi-Task Learning (opens in a new tab)
- In Proceedings of the International Conference on Machine Learning (ICML'25), Vancouver, Canada, 13 - 19 JulyAdversarial Robustness in Two-Stage Learning-to-Defer: Algorithms and Guarantees (opens in a new tab)
- ACM Transactions of Multimedia Computing, Communications and Applications, , , 157:1-157:28Composing Error Concealment Piplines for Dynamic 3D Point Cloud Streaming (opens in a new tab)
- In Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR'25), Nashville, TN, 11 - 15 JuneEventFly: Event Camera Perception From Ground to the Sky
- In Proceedings of the International Conference on Autonomous Agents and Multiagent Systems (AAMAS'25), Detroit, MI, 19 - 23 MayFedRLHF: A Convergence-Guaranteed Federated Framework for Privacy-Preserving and Personalized RLHF (opens in a new tab)
- In Proceedings of the Conference on Neural Information Processing Systems (NeurIPS'25), San Diago, CA, 30 November - 5 DecemberFlexEvent: Towards Flexible Event-Frame Object Detection at Varying Operational Frequencies (opens in a new tab)
- In Proceedings of the Workshop on Network and Operating System Support for Audio and Video (NOSSDAV'25), Stellenbosch, South Africa, 31 March - 4 April , 15-21GSVC: Efficient Video Representation and Compression Through 2D Gaussian Splatting (opens in a new tab)
- In Proceedings of the CHI Conference on Human Factors in Computing Systems (CHI'25), Yokohama, Japan, 26 April - 1 MayHuman Robot Interaction for Blind and Low Vision People: A Systematic Literature Review (opens in a new tab)
- In Proceedings of the International Workshop on IMmersive Mixed and Virtual Environment Systems (MMVE'25), Stellenbosch, South Africa, 31 March - 4 April , 1-7Joint Learning of Point Clouds and Motion Vectors for Volumetric Video (opens in a new tab)
- In Proceedings of the International Conference on 3D Vision (3DV'25), Singapore, 25-28 MarchLapisGS: Layered Progressive 3D Gaussian Splatting for Adaptive Streaming (opens in a new tab)
- In Proceedings of the ACM Multimedia Systems Conference (MMSYS'25), Stellenbosch, South Africa, 31 March - 4 April , 136-147LTS: A DASH Streaming System for Dynamic Multi-Layer 3D Gaussian Splatting Scenes (opens in a new tab)
- TPAMI (T1)Multi-Modal Data-Efficient 3D Scene Understanding for Autonomous Driving
202411 papers
- Multimedia Tools and Applications, 83(10), , 29119-29137A Highly Robust Deep Learning Technique for Overlap Detection Using Audio Fingerprinting.
- In Proceedings of the Workshop on Adaptive and Learning Agents (ALA'24), Auckland, NZ, 6-7 MayCAESAR: Enhancing Federated RL in Heterogeneous MDPs Through Convergence-Aware Sampling With Screening
- In Proceedings of the International ACM SIGACCESS Conference on Computers and Accessibility (ASSET'24), St. John's NL, Canada, 27-30 October , 115:1-115:7, Short PaperDrones for All: Creating an Authentic Programming Experience for Students With Visual Impairments (opens in a new tab)
- In Proceedings of the ACM Conference on Designing Interactive Systems (DIS'24), Copenhagen, Denmark, 1-5 JulyGlassMail: Towards Personalised Wearable Assistant for on-the-Go Email Creation on Smart Glasses (opens in a new tab)
- SIGCOMM WorkshopMulti-Frame Bitrate Allocation of Dynamic 3D Gaussian Splatting Streaming Over Dynamic Networks (opens in a new tab)
- In Proceedings of the Conference on Computer Vision and Pattern Recognition (CVPR'24), Seattle, WA, 17-21 June (Poster (Highlight))OpenESS: Event-Based Semantic Scene Understanding With Open Vocabularies (opens in a new tab)
- In Proceedings of the International Workshop on Immersive Mixed and Virtual Environment Systems (MMVE'24), Bari, Italy, 19 April , 71-74Perceptual Impact of Facial Quality in MPEG v-PCC-Encoded Volumetric Videos (opens in a new tab)
- In Proceedings of the International Workshop on Immersive Mixed and Virtual Environment Systems (MMVE'24), Bari, Italy, 19 April , 64-70Quality Assessment and Modeling for MPEG v-PCC Volumetric Video (opens in a new tab)
- In Proceedings of the ACM Multimedia Systems Conference (MMSYS'24), Bari, Italy, 15-19 AprilQV4: QoE-based Viewpoint-Aware v-PCC-Encoded Volumetric Video Streaming (opens in a new tab)
- In Proceedings of the International Conference on Document Analysis and Recognition (ICDAR'24), Athens, Greece, 30 August - 4 SeptemberSlideCraft: Synthetic Slides Generation for Robust Slide Analysis
- In Proceedings of the International Workshop on Immersive Mixed and Virtual Environment Systems (MMVE'24), Bari, Italy, 19 April , 85-91Volumetric Video Compression Through Neural-Based Representation (opens in a new tab)
202310 papers
- In Proceedings of the ACM Multimedia Systems Conference (MMSYS'23), Vancouver, Canada, 7-10 June , 376-383A Dynamic 3D Point Cloud Dataset for Immersive Applications (opens in a new tab)
- In Proceedings of the IFIP TC13 International Conference on Human-Computer Interaction (INTERACT), York, UK, 28 August - 1 September , 461-481AdaptReview: Towards Effective Video Review Using Text Summaries and Concept Maps (opens in a new tab)
- In Proceedings of the International Conference on Human-Agent Interaction (HAI'23), Gothenburg, Sweden, 4-7 DecemberComparing How a Chatbot References User Utterances From Previous Chatting Sessions: An Investigation of Users’ Privacy Concerns and Perceptions (opens in a new tab)
- In Proceedings of the International Workshop on Chatbot Research (Conversations), Oslo, Norway, 22-23 NovemberConversational Interactions With NPCs in LLM-Driven Gaming: Guidelines From a Content Analysis of Player Feedback (opens in a new tab)
- In Proceedings of the ACM Multimedia Systems Conference (MMSYS'23), Vancouver, Canada, 7-10 June , 108-118Enabling Low Bit-Rate MPEG v-PCC-Encoded Volumetric Video Streaming With 3D Sub-Sampling (opens in a new tab)
- In Proceedings of the International Conference on Human-Agent Interaction (HAI'23), Gothenburg, Sweden, 4-7 December , Short PaperPrompting a Large Language Model to Generate Diverse Motivational Messages: A Comparison With Human-Written Messages
- In Proceedings of the Conference on Neural Information Processing Systems (NeurIPS'23), New Orleans, LA, 12-14 DecemberRoboDepth: Robust Out-of-Distribution Depth Estimation Under Corruptions
- In Proceedings of the International Conference on Human-Agent Interaction (HAI'23), Gothenburg, Sweden, 4-7 December , Short PaperThe Use of Deception in Dementia-Care Robots: Should Robots Tell "White Lies" to Limit Emotional Distress?
- In Proceedings of the International Workshop on Interactive eXtended Reality (IXR'23), Ottawa, Canada, 29 OctoberTowards Volumetric Video Realism in Extended Reality: Challenges and Opportunities
- In Proceedings of the ACM Multimedia Systems Conference (MMSYS'23), Vancouver, Canada, 7-10 June , 357-362VOLVQAD: An MPEG v-PCC Volumetric Video Quality Assessment Dataset. (opens in a new tab)
Where alumni went38 listed
Apply to NUSFall 2027
School of Computing PhD in Computer Science
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