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相关论文: Learning Domain Adaptive Object Detection with Pro…

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Visual anomaly detection is a highly challenging task, often categorized as a one-class classification and segmentation problem. Recent studies have demonstrated that the student-teacher (S-T) framework effectively addresses this challenge.…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Shixuan Song , Hao Chen , Shu Hu , Xin Wang , Jinrong Hu , Xi Wu

We present a novel approach to perform the unsupervised domain adaptation for object detection through forward-backward cyclic (FBC) training. Recent adversarial training based domain adaptation methods have shown their effectiveness on…

计算机视觉与模式识别 · 计算机科学 2020-02-04 Siqi Yang , Lin Wu , Arnold Wiliem , Brian C. Lovell

Anomaly detection is critical in domains such as cybersecurity and finance, especially when working with large-scale tabular data. Yet, unsupervised anomaly detection-where no labeled anomalies are available-remains challenging because…

机器学习 · 计算机科学 2025-11-19 Spencer King , Zhilu Zhang , Ruofan Yu , Baris Coskun , Wei Ding , Qian Cui

We analyze the DETR-based framework on semi-supervised object detection (SSOD) and observe that (1) the one-to-one assignment strategy generates incorrect matching when the pseudo ground-truth bounding box is inaccurate, leading to training…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Jiacheng Zhang , Xiangru Lin , Wei Zhang , Kuo Wang , Xiao Tan , Junyu Han , Errui Ding , Jingdong Wang , Guanbin Li

3D object detection networks tend to be biased towards the data they are trained on. Evaluation on datasets captured in different locations, conditions or sensors than that of the training (source) data results in a drop in model…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Deepti Hegde , Vishal M. Patel

Personalized federated learning algorithms have shown promising results in adapting models to various distribution shifts. However, most of these methods require labeled data on testing clients for personalization, which is usually…

机器学习 · 计算机科学 2023-10-31 Wenxuan Bao , Tianxin Wei , Haohan Wang , Jingrui He

We propose a framework for learning calibrated uncertainties under domain shifts, where the source (training) distribution differs from the target (test) distribution. We detect such domain shifts via a differentiable density ratio…

机器学习 · 计算机科学 2024-02-07 Haoxuan Wang , Zhiding Yu , Yisong Yue , Anima Anandkumar , Anqi Liu , Junchi Yan

Semi-supervised 3D object detection from point cloud aims to train a detector with a small number of labeled data and a large number of unlabeled data. The core of existing methods lies in how to select high-quality pseudo-labels using the…

计算机视觉与模式识别 · 计算机科学 2023-12-19 ChuXin Wang , Wenfei Yang , Tianzhu Zhang

Recent deep learning-based methods for medical image registration achieve results that are competitive with conventional optimization algorithms at reduced run times. However, deep neural networks generally require plenty of labeled…

计算机视觉与模式识别 · 计算机科学 2022-07-04 Alexander Bigalke , Lasse Hansen , Mattias P. Heinrich

Semi-supervised object detection (SSOD) aims to boost detection performance by leveraging extra unlabeled data. The teacher-student framework has been shown to be promising for SSOD, in which a teacher network generates pseudo-labels for…

计算机视觉与模式识别 · 计算机科学 2022-12-07 Honggyu Choi , Zhixiang Chen , Xuepeng Shi , Tae-Kyun Kim

To alleviate the cost of obtaining accurate bounding boxes for training today's state-of-the-art object detection models, recent weakly supervised detection work has proposed techniques to learn from image-level labels. However, requiring…

计算机视觉与模式识别 · 计算机科学 2018-11-27 Keren Ye , Mingda Zhang , Wei Li , Danfeng Qin , Adriana Kovashka , Jesse Berent

Unknown Object Detection (UOD) aims to identify objects of unseen categories, differing from the traditional detection paradigm limited by the closed-world assumption. A key component of UOD is learning a generalized representation, i.e.…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Haomiao Liu , Hao Xu , Chuhuai Yue , Bo Ma

Existing 2D human pose estimation research predominantly concentrates on well-lit scenarios, with limited exploration of poor lighting conditions, which are a prevalent aspect of daily life. Recent studies on low-light pose estimation…

计算机视觉与模式识别 · 计算机科学 2024-07-24 Yihao Ai , Yifei Qi , Bo Wang , Yu Cheng , Xinchao Wang , Robby T. Tan

We aim to improve the performance of regressing hand keypoints and segmenting pixel-level hand masks under new imaging conditions (e.g., outdoors) when we only have labeled images taken under very different conditions (e.g., indoors). In…

计算机视觉与模式识别 · 计算机科学 2022-07-15 Takehiko Ohkawa , Yu-Jhe Li , Qichen Fu , Ryosuke Furuta , Kris M. Kitani , Yoichi Sato

Domain Adaptation methodologies have shown to effectively generalize from a labeled source domain to a label scarce target domain. Previous research has either focused on unlabeled domain adaptation without any target supervision or…

机器学习 · 计算机科学 2022-02-14 Jonas Sonntag , Gunnar Behrens , Lars Schmidt-Thieme

What sorts of structure might enable a learner to discover classes from unlabeled data? Traditional approaches rely on feature-space similarity and heroic assumptions on the data. In this paper, we introduce unsupervised learning under…

机器学习 · 计算机科学 2022-12-02 Manley Roberts , Pranav Mani , Saurabh Garg , Zachary C. Lipton

Localizing keypoints of an object is a basic visual problem. However, supervised learning of a keypoint localization network often requires a large amount of data, which is expensive and time-consuming to obtain. To remedy this, there is an…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Can Wang , Sheng Jin , Yingda Guan , Wentao Liu , Chen Qian , Ping Luo , Wanli Ouyang

Self-supervision can dramatically cut back the amount of manually-labelled data required to train deep neural networks. While self-supervision has usually been considered for tasks such as image classification, in this paper we aim at…

计算机视觉与模式识别 · 计算机科学 2018-04-06 David Novotny , Samuel Albanie , Diane Larlus , Andrea Vedaldi

Universal anomaly detection still remains a challenging problem in machine learning and medical image analysis. It is possible to learn an expected distribution from a single class of normative samples, e.g., through epistemic uncertainty…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Johanna P. Müller , Matthew Baugh , Jeremy Tan , Mischa Dombrowski , Bernhard Kainz

Domain shift is a well known problem where a model trained on a particular domain (source) does not perform well when exposed to samples from a different domain (target). Unsupervised methods that can adapt to domain shift are highly…

计算机视觉与模式识别 · 计算机科学 2021-08-04 Botos Csaba , Xiaojuan Qi , Arslan Chaudhry , Puneet Dokania , Philip Torr