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Synthesizing novel views for urban environments is crucial for tasks like autonomous driving and virtual tours. Compared to object-level or indoor situations, outdoor settings present unique challenges, such as inconsistency across frames…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Mreenav Shyam Deka , Lu Sang , Daniel Cremers

We aim for domestic robots to perform long-term indoor service. Under the object-level scene dynamics induced by daily human activities, a robot needs to robustly localize itself in the environment subject to scene uncertainties. Previous…

机器人学 · 计算机科学 2022-09-13 Xiao Li , Yidong Du , Zhen Zeng , Odest Chadwicke Jenkins

Vision is one of the primary sensing modalities in autonomous driving. In this paper we look at the problem of estimating the velocity of road vehicles from a camera mounted on a moving car. Contrary to prior methods that train end-to-end…

计算机视觉与模式识别 · 计算机科学 2021-09-17 Robert McCraith , Lukas Neumann , Andrea Vedaldi

We present a method that achieves state-of-the-art results for synthesizing novel views of complex scenes by optimizing an underlying continuous volumetric scene function using a sparse set of input views. Our algorithm represents a scene…

计算机视觉与模式识别 · 计算机科学 2020-08-05 Ben Mildenhall , Pratul P. Srinivasan , Matthew Tancik , Jonathan T. Barron , Ravi Ramamoorthi , Ren Ng

This paper addresses the problem of novel view synthesis by means of neural rendering, where we are interested in predicting the novel view at an arbitrary camera pose based on a given set of input images from other viewpoints. Using the…

计算机视觉与模式识别 · 计算机科学 2020-09-23 Phong Nguyen-Ha , Lam Huynh , Esa Rahtu , Janne Heikkila

We design a multiscopic vision system that utilizes a low-cost monocular RGB camera to acquire accurate depth estimation. Unlike multi-view stereo with images captured at unconstrained camera poses, the proposed system controls the motion…

计算机视觉与模式识别 · 计算机科学 2021-08-21 Weihao Yuan , Rui Fan , Michael Yu Wang , Qifeng Chen

We introduce SceneNet RGB-D, expanding the previous work of SceneNet to enable large scale photorealistic rendering of indoor scene trajectories. It provides pixel-perfect ground truth for scene understanding problems such as semantic…

计算机视觉与模式识别 · 计算机科学 2017-01-31 John McCormac , Ankur Handa , Stefan Leutenegger , Andrew J. Davison

Numerous applications require robots to operate in environments shared with other agents, such as humans or other robots. However, such shared scenes are typically subject to different kinds of long-term semantic scene changes. The ability…

机器人学 · 计算机科学 2023-07-13 Samuel Looper , Javier Rodriguez-Puigvert , Roland Siegwart , Cesar Cadena , Lukas Schmid

Visual scene understanding is an important capability that enables robots to purposefully act in their environment. In this paper, we propose a novel approach to object-class segmentation from multiple RGB-D views using deep learning. We…

计算机视觉与模式识别 · 计算机科学 2017-12-06 Lingni Ma , Jörg Stückler , Christian Kerl , Daniel Cremers

Dynamic novel view synthesis aims to capture the temporal evolution of visual content within videos. Existing methods struggle to distinguishing between motion and structure, particularly in scenarios where camera poses are either unknown…

计算机视觉与模式识别 · 计算机科学 2024-01-12 Chaoyang Wang , Peiye Zhuang , Aliaksandr Siarohin , Junli Cao , Guocheng Qian , Hsin-Ying Lee , Sergey Tulyakov

Traffic speed prediction is the key to many valuable applications, and it is also a challenging task because of its various influencing factors. Recent work attempts to obtain more information through various hybrid models, thereby…

机器学习 · 计算机科学 2022-07-25 Pengyu Fu , Liang Chu , Zhuoran Hou , Jincheng Hu , Yanjun Huang , Yuanjian Zhang

We have developed a new method to estimate a Next Viewpoint (NV) which is effective for pose estimation of simple-shaped products for product display robots in retail stores. Pose estimation methods using Neural Networks (NN) based on an…

机器人学 · 计算机科学 2025-04-25 Tomoki Mizuno , Kazuya Yabashi , Tsuyoshi Tasaki

In this work, we propose a framework whereby flow imaging data is leveraged to extract relevant information from flowfield visualizations. To this end, a vision transformer (ViT) model is developed to predict the unsteady pressure…

流体动力学 · 物理学 2023-05-10 Renato F. Miotto , William R. Wolf

Vision-based path following allows robots to autonomously repeat manually taught paths. Stereo Visual Teach and Repeat (VT\&R) accomplishes accurate and robust long-range path following in unstructured outdoor environments across changing…

机器人学 · 计算机科学 2020-03-09 Mona Gridseth , Timothy D. Barfoot

We present a novel trajectory traversability estimation and planning algorithm for robot navigation in complex outdoor environments. We incorporate multimodal sensory inputs from an RGB camera, 3D LiDAR, and the robot's odometry sensor to…

机器人学 · 计算机科学 2023-05-18 Kasun Weerakoon , Adarsh Jagan Sathyamoorthy , Jing Liang , Tianrui Guan , Utsav Patel , Dinesh Manocha

Novel view synthesis for dynamic $3$D scenes poses a significant challenge. Many notable efforts use NeRF-based approaches to address this task and yield impressive results. However, these methods rely heavily on sufficient motion parallax…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Huiqiang Sun , Xingyi Li , Juewen Peng , Liao Shen , Zhiguo Cao , Ke Xian , Guosheng Lin

Intelligent Transportation Systems (ITS) require reliable environmental perception to support safe and efficient transportation. With the rapid development of Vehicle-to-everything (V2X), roadside perception has become an effective means to…

机器人学 · 计算机科学 2026-05-08 Yuhan Xia , Runxin Zhao , Hanyang Zhuang , Chunxiang Wang , Ming Yang

Vector graphics (VG) have been ubiquitous in our daily life with vast applications in engineering, architecture, designs, etc. The VG recognition process of most existing methods is to first render the VG into raster graphics (RG) and then…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Ruoxi Shi , Xinyang Jiang , Caihua Shan , Yansen Wang , Dongsheng Li

This paper presents two variations of a novel stochastic prediction algorithm that enables mobile robots to accurately and robustly predict the future state of complex dynamic scenes. The proposed algorithm uses a variational autoencoder to…

机器人学 · 计算机科学 2023-10-17 Zhanteng Xie , Philip Dames

In the immediate aftermath of natural disasters, rapid situational awareness is critical. Traditionally, satellite observations are widely used to estimate damage extent. However, they lack the ground-level perspective essential for…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Yifan Yang , Lei Zou , Wendy Jepson