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It has been shown that the majority of existing adversarial defense methods achieve robustness at the cost of sacrificing prediction accuracy. The undesirable severe drop in accuracy adversely affects the reliability of machine learning…

密码学与安全 · 计算机科学 2020-11-05 Jiawei Du , Hanshu Yan , Vincent Y. F. Tan , Joey Tianyi Zhou , Rick Siow Mong Goh , Jiashi Feng

Rotation invariance has been an important topic in computer vision tasks. Ideally, robot grasp detection should be rotation-invariant. However, rotation-invariance in robotic grasp detection has been only recently studied by using rotation…

计算机视觉与模式识别 · 计算机科学 2019-09-19 Dongwon Park , Yonghyeok Seo , Se Young Chun

We propose a novel approach to video anomaly detection: we treat feature vectors extracted from videos as realizations of a random variable with a fixed distribution and model this distribution with a neural network. This lets us estimate…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Jakub Micorek , Horst Possegger , Dominik Narnhofer , Horst Bischof , Mateusz Kozinski

Scene inference under low-light is a challenging problem due to severe noise in the captured images. One way to reduce noise is to use longer exposure during the capture. However, in the presence of motion (scene or camera motion), longer…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Bhavya Goyal , Jean-François Lalonde , Yin Li , Mohit Gupta

One of the most important problems in regression-based error model is modeling the complex representation error caused by various corruptions and environment changes in images. For example, in robust face recognition, images are often…

计算机视觉与模式识别 · 计算机科学 2020-09-24 Miaohua Zhang , Yongsheng Gao , Jun Zhou

In this paper we present a novel approach to global localization using an RGB-D camera in maps of visual features. For large maps, the performance of pure image matching techniques decays in terms of robustness and computational cost.…

计算机视觉与模式识别 · 计算机科学 2015-02-03 Miguel Heredia , Felix Endres , Wolfram Burgard , Rafael Sanz

Advances in autonomous driving are inseparable from sensor fusion. Heterogeneous sensors are widely used for sensor fusion due to their complementary properties, with radar and camera being the most equipped sensors. Intrinsic and extrinsic…

机器人学 · 计算机科学 2023-07-31 Lei Cheng , Arindam Sengupta , Siyang Cao

Popular rotated detection methods usually use five parameters (coordinates of the central point, width, height, and rotation angle) to describe the rotated bounding box and l1-loss as the loss function. In this paper, we argue that the…

计算机视觉与模式识别 · 计算机科学 2019-12-23 Wen Qian , Xue Yang , Silong Peng , Yue Guo , Junchi Yan

Recent advancements in diffusion models (DMs) have greatly advanced remote sensing image super-resolution (RSISR). However, their iterative sampling processes often result in slow inference speeds, limiting their application in real-time…

图像与视频处理 · 电气工程与系统科学 2025-03-26 Xiaohui Sun , Jiangwei Mo , Hanlin Wu , Jie Ma

In robotic inspection of aviation parts, achieving accurate pairwise point cloud registration between scanned and model data is essential. However, noise and outliers generated in robotic scanned data can compromise registration accuracy.…

机器人学 · 计算机科学 2024-07-25 Lingjie Su , Wei Xu , Wenlong Li

We consider the problem of building visual anomaly detection systems for mobile robots. Standard anomaly detection models are trained using large datasets composed only of non-anomalous data. However, in robotics applications, it is often…

计算机视觉与模式识别 · 计算机科学 2022-09-21 Dario Mantegazza , Alessandro Giusti , Luca Maria Gambardella , Jérôme Guzzi

In this paper, we introduce a challenging task: extracting a fundamental matrix from a single motion blurred image. For a camera moving in 3D during exposure, the smear paths in the blurry image contain cues and constraints on this motion.…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Bao-Long Tran , Per-Erik Forssén , Fredrik Viksten

The minimum error entropy (MEE) criterion has been verified as a powerful approach for non-Gaussian signal processing and robust machine learning. However, the implementation of MEE on robust classification is rather a vacancy in the…

机器学习 · 计算机科学 2025-08-07 Yuanhao Li , Badong Chen , Natsue Yoshimura , Yasuharu Koike

Collision detection via visual fences can significantly enhance the safety of collaborative robotic arms. Existing work typically performs such detection based on pre-deployed stationary cameras outside the robotic arm's workspace. These…

机器人学 · 计算机科学 2024-03-12 Xian Huang , Yuanjiong Ying , Wei Dong

Event cameras are emerging vision sensors and their advantages are suitable for various applications such as autonomous robots. Contrast maximization (CMax), which provides state-of-the-art accuracy on motion estimation using events, may…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Shintaro Shiba , Yoshimitsu Aoki , Guillermo Gallego

In this paper, we introduce a novel formulation for camera motion estimation that integrates RGB-D images and inertial data through scene flow. Our goal is to accurately estimate the camera motion in a rigid 3D environment, along with the…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Samuel Cerezo , Javier Civera

Erroneous feature matches have severe impact on subsequent camera pose estimation and often require additional, time-costly measures, like RANSAC, for outlier rejection. Our method tackles this challenge by addressing feature matching and…

计算机视觉与模式识别 · 计算机科学 2023-09-12 Barbara Roessle , Matthias Nießner

Accurate and robust trajectory predictions of road users are needed to enable safe automated driving. To do this, machine learning models are often used, which can show erratic behavior when presented with previously unseen inputs. In this…

人工智能 · 计算机科学 2023-04-05 Manuel Muñoz Sánchez , Emilia Silvas , Jos Elfring , René van de Molengraft

Traditional visual-inertial state estimation targets absolute camera poses and spatial landmark locations while first-order kinematics are typically resolved as an implicitly estimated sub-state. However, this poses a risk in velocity-based…

计算机视觉与模式识别 · 计算机科学 2024-01-18 Wanting Xu , Xin Peng , Laurent Kneip