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In this paper, we introduce a new technique that combines two popular methods to estimate uncertainty in object detection. Quantifying uncertainty is critical in real-world robotic applications. Traditional detection models can be ambiguous…

计算机视觉与模式识别 · 计算机科学 2021-06-30 Zongyao Lyu , Nolan B. Gutierrez , William J. Beksi

Event cameras provide high temporal resolution, high dynamic range, and low latency, offering significant advantages over conventional frame-based cameras. In this work, we introduce an uncertainty-aware refinement network called URNet for…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Yifeng Cheng , Alois Knoll , Hu Cao

We consider the problem of unsupervised camera pose estimation. Given an input video sequence, our goal is to estimate the camera pose (i.e. the camera motion) between consecutive frames. Traditionally, this problem is tackled by placing…

计算机视觉与模式识别 · 计算机科学 2020-01-20 Seyed Shahabeddin Nabavi , Mehrdad Hosseinzadeh , Ramin Fahimi , Yang Wang

We propose a novel method to reliably estimate the pose of a camera given a sequence of images acquired in extreme environments such as deep seas or extraterrestrial terrains. Data acquired under these challenging conditions are corrupted…

计算机视觉与模式识别 · 计算机科学 2022-07-14 Yang Zheng , Tolga Birdal , Fei Xia , Yanchao Yang , Yueqi Duan , Leonidas J. Guibas

We introduce an improved solution to the neural image-based rendering problem in computer vision. Given a set of images taken from a freely moving camera at train time, the proposed approach could synthesize a realistic image of the scene…

计算机视觉与模式识别 · 计算机科学 2023-11-09 Nishant Jain , Suryansh Kumar , Luc Van Gool

Monocular depth estimation has been increasingly adopted in robotics and autonomous driving for its ability to infer scene geometry from a single camera. In self-supervised monocular depth estimation frameworks, the network jointly…

计算机视觉与模式识别 · 计算机科学 2025-09-18 Tae-Wook Um , Ki-Hyeon Kim , Hyun-Duck Choi , Hyo-Sung Ahn

Localizing the camera in a known indoor environment is a key building block for scene mapping, robot navigation, AR, etc. Recent advances estimate the camera pose via optimization over the 2D/3D-3D correspondences established between the…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Siyan Dong , Qingnan Fan , He Wang , Ji Shi , Li Yi , Thomas Funkhouser , Baoquan Chen , Leonidas Guibas

Being uncertain when facing the unknown is key to intelligent decision making. However, machine learning algorithms lack reliable estimates about their predictive uncertainty. This leads to wrong and overly-confident decisions when…

机器学习 · 计算机科学 2021-07-14 Mohamed Ishmael Belghazi , David Lopez-Paz

In Visual Place Recognition (VPR) the pose of a query image is estimated by comparing the image to a map of reference images with known reference poses. As is typical for image retrieval problems, a feature extractor maps the query and…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Mubariz Zaffar , Liangliang Nan , Julian F. P. Kooij

This article proposes a general optimization framework for solving hand-eye calibration problem. Unlike traditional methods, an iterative algorithm based on Lie algebra that achieves approximately global optimal solutions is developed.…

机器人学 · 计算机科学 2026-05-07 Yanjia Chen , Xiangfei Li , Huan Zhao , Yiyuan Hong , Guanxiao Xia , Jiexin Zhang , Han Ding

We propose an automatic method for pose and motion estimation against a ground surface for a ground-moving robot-mounted monocular camera. The framework adopts a semi-dense approach that benefits from both a feature-based method and an…

机器人学 · 计算机科学 2023-03-10 Masahiro Hirano , Taku Senoo , Norimasa Kishi , Masatoshi Ishikawa

Camera-to-robot calibration is crucial for vision-based robot control and requires effort to make it accurate. Recent advancements in markerless pose estimation methods have eliminated the need for time-consuming physical setups for…

机器人学 · 计算机科学 2024-09-17 Jingpei Lu , Zekai Liang , Tristin Xie , Florian Ritcher , Shan Lin , Sainan Liu , Michael C. Yip

Many important computer vision applications are naturally formulated as regression problems. Within medical imaging, accurate regression models have the potential to automate various tasks, helping to lower costs and improve patient…

机器学习 · 计算机科学 2023-11-08 Fredrik K. Gustafsson , Martin Danelljan , Thomas B. Schön

This paper introduces a novel approach for image and video orientation estimation by leveraging depth distribution in natural images. The proposed method estimates the orientation based on the depth distribution across different quadrants…

计算机视觉与模式识别 · 计算机科学 2026-04-16 Muhammad Z. Alam , Larry Stetsiuk , M. Umair Mukati , Zeeshan Kaleem

Determining extrinsic calibration parameters is a necessity in any robotic system composed of actuators and cameras. Once a system is outside the lab environment, parameters must be determined without relying on outside artifacts such as…

机器人学 · 计算机科学 2018-12-21 Steve McGuire , Christoffer Heckman , Daniel Szafir , Simon Julier , Nisar Ahmed

We present a robust, real-time RGB SLAM system that handles dynamic environments by leveraging differentiable Uncertainty-aware Bundle Adjustment. Traditional SLAM methods typically assume static scenes, leading to tracking failures in the…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Moyang Li , Zihan Zhu , Marc Pollefeys , Daniel Barath

Deploying deep learning (DL) models in medical applications relies on predictive performance and other critical factors, such as conveying trustworthy predictive uncertainty. Uncertainty estimation (UE) methods provide potential solutions…

图像与视频处理 · 电气工程与系统科学 2024-03-26 Kudaibergen Abutalip , Numan Saeed , Ikboljon Sobirov , Vincent Andrearczyk , Adrien Depeursinge , Mohammad Yaqub

Deep unrolling is an emerging deep learning-based image reconstruction methodology that bridges the gap between model-based and purely deep learning-based image reconstruction methods. Although deep unrolling methods achieve…

图像与视频处理 · 电气工程与系统科学 2022-12-21 Canberk Ekmekci , Mujdat Cetin

Currently, there are no learning-free or neural techniques for real-time recalibration of infrared multi-camera systems. In this paper, we address the challenge of real-time, highly-accurate calibration of multi-camera infrared systems, a…

计算机视觉与模式识别 · 计算机科学 2024-10-21 Benyamin Mehmandar , Reza Talakoob , Charalambos Poullis

Monocular metric depth estimation (MMDE) is a core challenge in computer vision, playing a pivotal role in real-world applications that demand accurate spatial understanding. Although prior works have shown promising zero-shot performance…

计算机视觉与模式识别 · 计算机科学 2026-04-09 Girish Chandar Ganesan , Yuliang Guo , Liu Ren , Xiaoming Liu