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Robustness is a fundamental aspect for developing safe and trustworthy models, particularly when they are deployed in the open world. In this work we analyze the inherent capability of one-stage object detectors to robustly operate in the…

计算机视觉与模式识别 · 计算机科学 2025-02-06 Aitor Martinez-Seras , Javier Del Ser , Aitzol Olivares-Rad , Alain Andres , Pablo Garcia-Bringas

We study the problem of unsupervised discovery and segmentation of object parts, which, as an intermediate local representation, are capable of finding intrinsic object structure and providing more explainable recognition results. Recent…

计算机视觉与模式识别 · 计算机科学 2021-05-27 Shilong Liu , Lei Zhang , Xiao Yang , Hang Su , Jun Zhu

While supervised object detection and segmentation methods achieve impressive accuracy, they generalize poorly to images whose appearance significantly differs from the data they have been trained on. To address this when annotating data is…

计算机视觉与模式识别 · 计算机科学 2020-11-12 Isinsu Katircioglu , Helge Rhodin , Victor Constantin , Jörg Spörri , Mathieu Salzmann , Pascal Fua

Many offline unsupervised change point detection algorithms rely on minimizing a penalized sum of segment-wise costs. We extend this framework by proposing to minimize a sum of discrepancies between segments. In particular, we propose to…

机器学习 · 计算机科学 2020-09-04 Aurélien Serre , Didier Chételat , Andrea Lodi

This paper is devoted to the detection of objects on a road, performed with a combination of two methods based on both the use of depth information and video analysis of data from a stereo camera. Since neither the time of the appearance of…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Oleg Perezyabov , Mikhail Gavrilenkov , Ilya Afanasyev

This paper presents a robust roll angle estimation algorithm, which is developed from our previously published work, where the roll angle was estimated from a dense disparity map by minimizing a global energy using golden section search…

机器人学 · 计算机科学 2019-06-06 Rui Fan , Lujia Wang , Ming Liu , Ioannis Pitas

Finding automatically multiple lesions in large images is a common problem in medical image analysis. Solving this problem can be challenging if, during optimization, the automated method cannot access information about the location of the…

计算机视觉与模式识别 · 计算机科学 2020-03-23 Florian Dubost , Hieab Adams , Pinar Yilmaz , Gerda Bortsova , Gijs van Tulder , M. Arfan Ikram , Wiro Niessen , Meike Vernooij , Marleen de Bruijne

Accurate assessment of post-disaster damage is essential for prioritizing emergency response, yet current practices rely heavily on manual interpretation of satellite imagery.This approach is time-consuming, subjective, and difficult to…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Sreesritha Sai , Sai Venkata Suma Sreeja , Sai Sri Deepthi , Nikhil

Road rutting is a severe road distress that can cause premature failure of road incurring early and costly maintenance costs. Research on road damage detection using image processing techniques and deep learning are being actively conducted…

计算机视觉与模式识别 · 计算机科学 2023-02-01 Poonam Kumari Saha , Deeksha Arya , Ashutosh Kumar , Hiroya Maeda , Yoshihide Sekimoto

This work presents an unsupervised and semi-automatic image segmentation approach where we formulate the segmentation as a inference problem based on unary and pairwise assignment probabilities computed using low-level image cues. The…

计算机视觉与模式识别 · 计算机科学 2023-05-16 Ayelet Heimowitz , Yosi Keller

Out-of-Distribution (OoD) detection aims to justify whether a given sample is from the training distribution of the classifier-under-protection, i.e., In-Distribution (InD), or from OoD. Diffusion Models (DMs) are recently utilized in OoD…

计算机视觉与模式识别 · 计算机科学 2024-11-20 Kun Fang , Qinghua Tao , Zuopeng Yang , Xiaolin Huang , Jie Yang

In autonomous Vehicles technology Image segmentation was a major problem in visual perception. This image segmentation process is mainly used in medical applications. Here we adopted an image segmentation process to visual perception tasks…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Tirumalapudi Raviteja , Rajay Vedaraj . I. S

We present a weakly-supervised approach to segmenting proposed drivable paths in images with the goal of autonomous driving in complex urban environments. Using recorded routes from a data collection vehicle, our proposed method generates…

机器人学 · 计算机科学 2017-11-20 Dan Barnes , Will Maddern , Ingmar Posner

Current unsupervised anomaly localization approaches rely on generative models to learn the distribution of normal images, which is later used to identify potential anomalous regions derived from errors on the reconstructed images. However,…

图像与视频处理 · 电气工程与系统科学 2021-10-29 Julio Silva-Rodríguez , Valery Naranjo , Jose Dolz

Unsupervised lesion detection is a challenging problem that requires accurately estimating normative distributions of healthy anatomy and detecting lesions as outliers without training examples. Recently, this problem has received increased…

图像与视频处理 · 电气工程与系统科学 2020-05-04 Xiaoran Chen , Suhang You , Kerem Can Tezcan , Ender Konukoglu

Dealing with atypical traffic scenarios remains a challenging task in autonomous driving. However, most anomaly detection approaches cannot be trained on raw sensor data but require exposure to outlier data and powerful semantic…

计算机视觉与模式识别 · 计算机科学 2024-10-02 Daniel Bogdoll , Noël Ollick , Tim Joseph , Svetlana Pavlitska , J. Marius Zöllner

Most classification and segmentation datasets assume a closed-world scenario in which predictions are expressed as distribution over a predetermined set of visual classes. However, such assumption implies unavoidable and often unnoticeable…

计算机视觉与模式识别 · 计算机科学 2018-10-02 Petra Bevandić , Ivan Krešo , Marin Oršić , Siniša Šegvić

LiDAR is used in autonomous driving to provide 3D spatial information and enable accurate perception in off-road environments, aiding in obstacle detection, mapping, and path planning. Learning-based LiDAR semantic segmentation utilizes…

计算机视觉与模式识别 · 计算机科学 2024-09-02 Kasi Viswanath , Peng Jiang , Sujit PB , Srikanth Saripalli

Maintaining roads is crucial to economic growth and citizen well-being because roads are a vital means of transportation. In various countries, the inspection of road surfaces is still done manually, however, to automate it, research…

计算机视觉与模式识别 · 计算机科学 2024-07-22 Linh Trinh , Ali Anwar , Siegfried Mercelis

Most previous works of outdoor instance segmentation for images only use color information. We explore a novel direction of sensor fusion to exploit stereo cameras. Geometric information from disparities helps separate overlapping objects…

计算机视觉与模式识别 · 计算机科学 2024-01-18 Cho-Ying Wu , Xiaoyan Hu , Michael Happold , Qiangeng Xu , Ulrich Neumann