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Diffusion MRI (dMRI) is a valuable tool to map brain microstructure and connectivity by analyzing water molecule diffusion in tissue. However, acquiring dMRI data requires to capture multiple 3D brain volumes in a short time, often leading…

图像与视频处理 · 电气工程与系统科学 2025-08-29 Sedigheh Dargahi , Sylvain Bouix , Christian Desrosiers

Many standard robotic platforms are equipped with at least a fixed 2D laser range finder and a monocular camera. Although those platforms do not have sensors for 3D depth sensing capability, knowledge of depth is an essential part in many…

计算机视觉与模式识别 · 计算机科学 2016-11-08 Yiyi Liao , Lichao Huang , Yue Wang , Sarath Kodagoda , Yinan Yu , Yong Liu

Mobile robots that manipulate their environments require high-accuracy scene understanding at close range. Typically this understanding is achieved with RGBD cameras, but the evaluation process for selecting an appropriate RGBD camera for…

计算机视觉与模式识别 · 计算机科学 2019-03-25 Michele Pratusevich , Jason Chrisos , Shreyas Aditya

Diffusion Magnetic Resonance Imaging (dMRI) plays a critical role in studying microstructural changes in the brain. It is, therefore, widely used in clinical practice; yet progress in learning general-purpose representations from dMRI has…

计算机视觉与模式识别 · 计算机科学 2026-03-30 Gustavo Chau Loo Kung , Mohammad Abbasi , Camila Blank , Juze Zhang , Alan Q. Wang , Sophie Ostmeier , Akshay Chaudhari , Kilian Pohl , Ehsan Adeli

The availability of large-scale multimodal datasets and advancements in diffusion models have significantly accelerated progress in 4D content generation. Most prior approaches rely on multiple image or video diffusion models, utilizing…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Hanwen Liang , Yuyang Yin , Dejia Xu , Hanxue Liang , Zhangyang Wang , Konstantinos N. Plataniotis , Yao Zhao , Yunchao Wei

General object grasping is an important yet unsolved problem in the field of robotics. Most of the current methods either generate grasp poses with few DoF that fail to cover most of the success grasps, or only take the unstable depth image…

机器人学 · 计算机科学 2021-03-04 Minghao Gou , Hao-Shu Fang , Zhanda Zhu , Sheng Xu , Chenxi Wang , Cewu Lu

Generative diffusion models have achieved remarkable success in producing high-quality images. However, these models typically operate in continuous intensity spaces, diffusing independently across pixels and color channels. As a result,…

图形学 · 计算机科学 2025-05-20 Javier E. Santos , Agnese Marcato , Roman Colman , Nicholas Lubbers , Yen Ting Lin

In this paper, we address the problem of monocular depth estimation when only a limited number of training image-depth pairs are available. To achieve a high regression accuracy, the state-of-the-art estimation methods rely on CNNs trained…

计算机视觉与模式识别 · 计算机科学 2019-08-07 Rongrong Ji , Ke Li , Yan Wang , Xiaoshuai Sun , Feng Guo , Xiaowei Guo , Yongjian Wu , Feiyue Huang , Jiebo Luo

Monocular depth estimation is a fundamental yet challenging task in computer vision, especially under complex conditions such as textureless surfaces, transparency, and specular reflections. Recent diffusion-based approaches have…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Rongjia Yu , Tong Jia , Hao Wang , Xiaofang Li , Xiao Yang , Zinuo Zhang , Cuiwei Liu

Monocular depth estimation can play an important role in addressing the issue of deriving scene geometry from 2D images. It has been used in a variety of industries, including robots, self-driving cars, scene comprehension, 3D…

计算机视觉与模式识别 · 计算机科学 2022-12-23 Ruilin Ma , Shiyao Chen , Qin Zhang

Technological development aims to produce generations of increasingly efficient robots able to perform complex tasks. This requires considerable efforts, from the scientific community, to find new algorithms that solve computer vision…

计算机视觉与模式识别 · 计算机科学 2018-09-06 Mirco Planamente , Mohammad Reza Loghmani , Barbara Caputo

Standard Latent Diffusion Models rely on a complex, three-part architecture consisting of a separate encoder, decoder, and diffusion network, which are trained in multiple stages. This modular design is computationally inefficient, leads to…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Xiyuan Wang , Muhan Zhang

We present a novel diffusion-based approach for coherent 3D scene reconstruction from a single RGB image. Our method utilizes an image-conditioned 3D scene diffusion model to simultaneously denoise the 3D poses and geometries of all objects…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Manuel Dahnert , Angela Dai , Norman Müller , Matthias Nießner

Recovering metric depth from a single image remains a fundamental challenge in computer vision, requiring both scene understanding and accurate scaling. While deep learning has advanced monocular depth estimation, current models often…

计算机视觉与模式识别 · 计算机科学 2024-12-06 Ansh Shah , K Madhava Krishna

We propose a novel 3d colored shape reconstruction method from a single RGB image through diffusion model. Diffusion models have shown great development potentials for high-quality 3D shape generation. However, most existing work based on…

计算机视觉与模式识别 · 计算机科学 2023-02-14 Bo Li , Xiaolin Wei , Fengwei Chen , Bin Liu

Visual imitation learning is effective for robots to learn versatile tasks. However, many existing methods rely on behavior cloning with supervised historical trajectories, limiting their 3D spatial and 4D spatiotemporal awareness.…

机器人学 · 计算机科学 2025-07-15 Zhenyang Liu , Yikai Wang , Kuanning Wang , Longfei Liang , Xiangyang Xue , Yanwei Fu

Due to their text-to-image synthesis feature, diffusion models have recently seen a rise in visual perception tasks, such as depth estimation. The lack of good-quality datasets makes the extraction of a fine-grain semantic context…

计算机视觉与模式识别 · 计算机科学 2024-10-04 Nischal Khanal , Shivanand Venkanna Sheshappanavar

Monocular depth estimation aims at estimating a pixelwise depth map for a single image, which has wide applications in scene understanding and autonomous driving. Existing supervised and unsupervised methods face great challenges.…

计算机视觉与模式识别 · 计算机科学 2018-08-21 Xiaoyang Guo , Hongsheng Li , Shuai Yi , Jimmy Ren , Xiaogang Wang

Current approaches to 3D scene graph generation rely on dedicated depth sensors, such as LiDAR or RGB-D cameras, for metric 3D reconstruction. This limits deployment to specialized robotic platforms and excludes settings where only RGB…

机器人学 · 计算机科学 2026-05-19 Giorgia Modi , Davide Buoso , Giuseppe Averta , Daniele De Martini

Controlling illumination in images is essential for photography and visual content creation. While closed-source models have demonstrated impressive illumination control, open-source alternatives either require heavy control inputs like…

计算机视觉与模式识别 · 计算机科学 2026-04-29 Nishit Anand , Manan Suri , Christopher Metzler , Dinesh Manocha , Ramani Duraiswami
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