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Dense depth estimation from a single image is a key problem in computer vision, with exciting applications in a multitude of robotic tasks. Initially viewed as a direct regression problem, requiring annotated labels as supervision at…

计算机视觉与模式识别 · 计算机科学 2019-11-20 Vitor Guizilini , Jie Li , Rares Ambrus , Sudeep Pillai , Adrien Gaidon

We propose an optimal control framework for persistent monitoring problems where the objective is to control the movement of mobile nodes to minimize an uncertainty metric in a given mission space. For multi agent in a one-dimensional…

系统与控制 · 计算机科学 2012-02-29 Christos. G. Cassandras , Xuchao Lin , Xu Chu Ding

Deep metric learning aims to learn features relying on the consistency or divergence of class labels. However, in monocular depth estimation, the absence of a natural definition of class poses challenges in the leveraging of deep metric…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Chunpu Liu , Guanglei Yang , Wangmeng Zuo , Tianyi Zan

Monocular depth estimation is known as an ill-posed task in which objects in a 2D image usually do not contain sufficient information to predict their depth. Thus, it acts differently from other tasks (e.g., classification and segmentation)…

计算机视觉与模式识别 · 计算机科学 2023-08-11 Wencheng Han , Junbo Yin , Jianbing Shen

An event camera is a novel vision sensor that can capture per-pixel brightness changes and output a stream of asynchronous ``events''. It has advantages over conventional cameras in those scenes with high-speed motions and challenging…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Junyu Zhu , Lina Liu , Bofeng Jiang , Feng Wen , Hongbo Zhang , Wanlong Li , Yong Liu

Recently, suboptimality estimates for model predictive controllers (MPC) have been derived for the case without additional stabilizing endpoint constraints or a Lyapunov function type endpoint weight. The proposed methods yield a posteriori…

最优化与控制 · 数学 2015-03-19 Thomas Jahn , Jürgen Pannek

Observer-based methods are widely used to estimate the disturbances of different dynamic systems. However, a drawback of the conventional disturbance observers is that they all assume persistent excitation (PE) of the systems. As a result,…

系统与控制 · 电气工程与系统科学 2023-06-07 Zengjie Zhang , Fangzhou Liu , Tong Liu , Jianbin Qiu , Martin Buss

Modern end-to-end learning systems can learn to explicitly infer control from perception. However, it is difficult to guarantee stability and robustness for these systems since they are often exposed to unstructured, high-dimensional, and…

机器人学 · 计算机科学 2023-04-07 Tsun-Hsuan Wang , Wei Xiao , Makram Chahine , Alexander Amini , Ramin Hasani , Daniela Rus

Deep Learning based techniques have been adopted with precision to solve a lot of standard computer vision problems, some of which are image classification, object detection and segmentation. Despite the widespread success of these…

计算机视觉与模式识别 · 计算机科学 2016-11-21 Vikram Mohanty , Shubh Agrawal , Shaswat Datta , Arna Ghosh , Vishnu Dutt Sharma , Debashish Chakravarty

Monocular object detection and tracking have improved drastically in recent years, but rely on a key assumption: that objects are visible to the camera. Many offline tracking approaches reason about occluded objects post-hoc, by linking…

计算机视觉与模式识别 · 计算机科学 2020-12-16 Tarasha Khurana , Achal Dave , Deva Ramanan

We present GLNet, a self-supervised framework for learning depth, optical flow, camera pose and intrinsic parameters from monocular video - addressing the difficulty of acquiring realistic ground-truth for such tasks. We propose three…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Yuhua Chen , Cordelia Schmid , Cristian Sminchisescu

Medical imaging systems are commonly assessed and optimized by use of objective measures of image quality (IQ). The Ideal Observer (IO) performance has been advocated to provide a figure-of-merit for use in assessing and optimizing imaging…

信号处理 · 电气工程与系统科学 2020-07-16 Weimin Zhou , Hua Li , Mark A. Anastasio

Self-supervised video Object-Centric Learning (OCL) aims to discover distinct objects and associate them across time, whereas self-supervised Multi-Object Tracking (MOT) focuses on associating pre-defined object detections or segmentations.…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Rongzhen Zhao , Zhiyuan Li , Ruonan Wei , Juho Kannala , Joni Pajarinen

In this paper we consider the problem of single monocular image depth estimation. It is a challenging problem due to its ill-posedness nature and has found wide application in industry. Previous efforts belongs roughly to two families:…

计算机视觉与模式识别 · 计算机科学 2018-01-16 Yiran Wu , Sihao Ying , Lianmin Zheng

This paper addresses the problem of scale estimation in monocular SLAM by estimating absolute distances between camera centers of consecutive image frames. These estimates would improve the overall performance of classical (not deep) SLAM…

计算机视觉与模式识别 · 计算机科学 2019-09-04 Danila Rukhovich , Daniel Mouritzen , Ralf Kaestner , Martin Rufli , Alexander Velizhev

In this work, we propose a monocular visual odometry framework, which allows exploiting the best attributes of edge feature for illumination-robust camera tracking, while at the same time ameliorating the performance degradation of edge…

机器人学 · 计算机科学 2020-03-18 Xiaolong Wu , Patricio Vela , Cedric Pradalier

Unmanned vehicles usually rely on Global Positioning System (GPS) and Light Detection and Ranging (LiDAR) sensors to achieve high-precision localization results for navigation purpose. However, this combination with their associated costs…

机器人学 · 计算机科学 2024-07-15 Jinhao He , Huaiyang Huang , Shuyang Zhang , Jianhao Jiao , Chengju Liu , Ming Liu

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

计算机视觉与模式识别 · 计算机科学 2020-01-24 Weihao Yuan , Rui Fan , Michael Yu Wang , Qifeng Chen

This paper presents a methodology to predict metric depth from monocular RGB images and an inertial measurement unit (IMU). To enable collision avoidance during autonomous flight, prior works either leverage heavy sensors (e.g., LiDARs or…

机器人学 · 计算机科学 2025-09-11 Steven Yang , Xiaoyu Tian , Kshitij Goel , Wennie Tabib

We study Imitation Learning (IL) from Observations alone (ILFO) in large-scale MDPs. While most IL algorithms rely on an expert to directly provide actions to the learner, in this setting the expert only supplies sequences of observations.…

机器学习 · 计算机科学 2019-06-12 Wen Sun , Anirudh Vemula , Byron Boots , J. Andrew Bagnell