BEGIN:VCALENDAR VERSION:2.0 PRODID:Linklings LLC BEGIN:VTIMEZONE TZID:Asia/Tokyo X-LIC-LOCATION:Asia/Tokyo BEGIN:STANDARD TZOFFSETFROM:+0900 TZOFFSETTO:+0900 TZNAME:JST DTSTART:18871231T000000 END:STANDARD END:VTIMEZONE BEGIN:VEVENT DTSTAMP:20250110T023309Z LOCATION:Hall B5 (2)\, B Block\, Level 5 DTSTART;TZID=Asia/Tokyo:20241203T130000 DTEND;TZID=Asia/Tokyo:20241203T131400 UID:siggraphasia_SIGGRAPH Asia 2024_sess104_papers_722@linklings.com SUMMARY:InfNeRF: Towards Infinite Scale NeRF Rendering with O(log n) Space Complexity DESCRIPTION:Technical Papers\n\nJiabin Liang and Lanqing Zhang (Sea AI Lab ), Zhuoran Zhao (National University of Singapore), and Xiangyu Xu (Xi'an Jiaotong University)\n\nThe conventional mesh-based Level of Detail (LoD) technique, exemplified by applications such as Google Earth and many game engines, exhibits the capability to holistically represent a large scene e ven the Earth, and achieves rendering with a space complexity of O(log n). \nThis constrained data requirement not only enhances rendering efficiency but also facilitates dynamic data fetching, thereby enabling a seamless 3 D navigation experience for users.\nIn this work, we extend this proven Lo D technique to Neural Radiance Fields (NeRF) by introducing an octree stru cture to represent the scenes in different scales. \nThis innovative appro ach provides a mathematically simple and elegant representation with a ren dering space complexity of O(log n), aligned with the efficiency of mesh-b ased LoD techniques.\nWe also present a novel training strategy that maint ains a complexity of O(n). \nThis strategy allows for parallel training wi th minimal overhead, ensuring the scalability and efficiency of our propos ed method. \nOur contribution is not only in extending the capabilities of existing techniques but also in establishing a foundation for scalable an d efficient large-scale scene representation using NeRF and octree structu res.\n\nRegistration Category: Full Access, Full Access Supporter\n\nLangu age Format: English Language\n\nSession Chair: Bernhard Kerbl (Technical U niversity of Vienna) URL:https://asia.siggraph.org/2024/program/?id=papers_722&sess=sess104 END:VEVENT END:VCALENDAR