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相关论文: Lighting in Motion: Spatiotemporal HDR Lighting Es…

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Indoor lighting estimation from a single image or video remains a challenge due to its highly ill-posed nature, especially when the lighting condition of the scene varies spatially and temporally. We propose a method that estimates from an…

图形学 · 计算机科学 2025-08-13 Mutian Tong , Rundi Wu , Changxi Zheng

Estimating scene lighting from a single image or video remains a longstanding challenge in computer vision and graphics. Learning-based approaches are constrained by the scarcity of ground-truth HDR environment maps, which are expensive to…

图形学 · 计算机科学 2025-09-05 Ruofan Liang , Kai He , Zan Gojcic , Igor Gilitschenski , Sanja Fidler , Nandita Vijaykumar , Zian Wang

We present a simple yet effective technique to estimate lighting in a single input image. Current techniques rely heavily on HDR panorama datasets to train neural networks to regress an input with limited field-of-view to a full environment…

We introduce a simple yet effective technique for estimating lighting from a single low-dynamic-range (LDR) image by reframing the task as a chrome ball inpainting problem. This approach leverages a pre-trained diffusion model, Stable…

计算机视觉与模式识别 · 计算机科学 2026-02-02 Worameth Chinchuthakun , Pakkapon Phongthawee , Amit Raj , Varun Jampani , Pramook Khungurn , Supasorn Suwajanakorn

LiDAR point cloud is essential for autonomous vehicles, but motion distortions from dynamic objects degrade the data quality. While previous work has considered distortions caused by ego motion, distortions caused by other moving objects…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Qingwen Zhang , Ajinkya Khoche , Yi Yang , Li Ling , Sina Sharif Mansouri , Olov Andersson , Patric Jensfelt

We propose an automatic method to infer high dynamic range illumination from a single, limited field-of-view, low dynamic range photograph of an indoor scene. In contrast to previous work that relies on specialized image capture, user…

计算机视觉与模式识别 · 计算机科学 2017-11-22 Marc-André Gardner , Kalyan Sunkavalli , Ersin Yumer , Xiaohui Shen , Emiliano Gambaretto , Christian Gagné , Jean-François Lalonde

We propose a physically-motivated deep learning framework to solve a general version of the challenging indoor lighting estimation problem. Given a single LDR image with a depth map, our method predicts spatially consistent lighting at any…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Zhengqin Li , Li Yu , Mikhail Okunev , Manmohan Chandraker , Zhao Dong

We present a learning-based method to infer plausible high dynamic range (HDR), omnidirectional illumination given an unconstrained, low dynamic range (LDR) image from a mobile phone camera with a limited field of view (FOV). For training…

计算机视觉与模式识别 · 计算机科学 2019-04-03 Chloe LeGendre , Wan-Chun Ma , Graham Fyffe , John Flynn , Laurent Charbonnel , Jay Busch , Paul Debevec

Prior masked modeling motion generation methods predominantly study text-to-motion. We present DiMo, a discrete diffusion-style framework, which extends masked modeling to bidirectional text--motion understanding and generation. Unlike…

计算机视觉与模式识别 · 计算机科学 2026-02-09 Ning Zhang , Zhengyu Li , Kwong Weng Loh , Mingxi Xu , Qi Wang , Zhengyu Wen , Xiaoyu He , Wei Zhao , Kehong Gong , Mingyuan Zhang

In this work, we propose a step towards a more accurate prediction of the environment light given a single picture of a known object. To achieve this, we developed a deep learning method that is able to encode the latent space of indoor…

计算机视觉与模式识别 · 计算机科学 2018-08-14 Henrique Weber , Donald Prévost , Jean-François Lalonde

We propose a real-time method to estimate spatiallyvarying indoor lighting from a single RGB image. Given an image and a 2D location in that image, our CNN estimates a 5th order spherical harmonic representation of the lighting at the given…

计算机视觉与模式识别 · 计算机科学 2019-06-11 Mathieu Garon , Kalyan Sunkavalli , Sunil Hadap , Nathan Carr , Jean-François Lalonde

The estimation of uncertainty in robotic vision, such as 3D object detection, is an essential component in developing safe autonomous systems aware of their own performance. However, the deployment of current uncertainty estimation methods…

计算机视觉与模式识别 · 计算机科学 2022-07-27 Matthew Pitropov , Chengjie Huang , Vahdat Abdelzad , Krzysztof Czarnecki , Steven Waslander

This paper addresses the task of estimating the light arriving from all directions to a 3D point observed at a selected pixel in an RGB image. This task is challenging because it requires predicting a mapping from a partial scene…

计算机视觉与模式识别 · 计算机科学 2019-06-19 Shuran Song , Thomas Funkhouser

Because of the diversity in lighting environments, existing illumination estimation techniques have been designed explicitly on indoor or outdoor environments. Methods have focused specifically on capturing accurate energy (e.g., through…

计算机视觉与模式识别 · 计算机科学 2023-08-23 Mohammad Reza Karimi Dastjerdi , Jonathan Eisenmann , Yannick Hold-Geoffroy , Jean-François Lalonde

Accurate estimation of motion information is crucial in diverse computational imaging and computer vision applications. Researchers have investigated various methods to extract motion information from a single blurred image, including blur…

计算机视觉与模式识别 · 计算机科学 2025-10-31 Wontae Choi , Jaelin Lee , Hyung Sup Yun , Byeungwoo Jeon , Il Yong Chun

Diffusion models have achieved great progress in image animation due to powerful generative capabilities. However, maintaining spatio-temporal consistency with detailed information from the input static image over time (e.g., style,…

计算机视觉与模式识别 · 计算机科学 2024-07-24 Xin Ma , Yaohui Wang , Gengyun Jia , Xinyuan Chen , Yuan-Fang Li , Cunjian Chen , Yu Qiao

We introduce Lumina-DiMOO, an open-source foundational model for seamless multi-modal generation and understanding. Lumina-DiMOO sets itself apart from prior unified models by utilizing a fully discrete diffusion modeling to handle inputs…

Depth sensing is an important problem for 3D vision-based robotics. Yet, a real-world active stereo or ToF depth camera often produces noisy and incomplete depth which bottlenecks robot performances. In this work, we propose D3RoMa, a…

机器人学 · 计算机科学 2024-09-26 Songlin Wei , Haoran Geng , Jiayi Chen , Congyue Deng , Wenbo Cui , Chengyang Zhao , Xiaomeng Fang , Leonidas Guibas , He Wang

We advance the field of HDR environment map estimation from a single-view image by establishing a novel approach leveraging the Latent Diffusion Model (LDM) to produce high-quality environment maps that can plausibly light mirror-reflective…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Jack Hilliard , Adrian Hilton , Jean-Yves Guillemaut

Preference optimization for diffusion models aims to align them with human preferences for images. Previous methods typically use Vision-Language Models (VLMs) as pixel-level reward models to approximate human preferences. However, when…

计算机视觉与模式识别 · 计算机科学 2025-10-03 Tao Zhang , Cheng Da , Kun Ding , Huan Yang , Kun Jin , Yan Li , Tingting Gao , Di Zhang , Shiming Xiang , Chunhong Pan
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