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In recent years, supervised person re-identification (re-ID) models have received increasing studies. However, these models trained on the source domain always suffer dramatic performance drop when tested on an unseen domain. Existing…

计算机视觉与模式识别 · 计算机科学 2021-02-24 Hao Feng , Minghao Chen , Jinming Hu , Dong Shen , Haifeng Liu , Deng Cai

The unsupervised pretraining of object detectors has recently become a key component of object detector training, as it leads to improved performance and faster convergence during the supervised fine-tuning stage. Existing unsupervised…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Ioannis Maniadis Metaxas , Adrian Bulat , Ioannis Patras , Brais Martinez , Georgios Tzimiropoulos

Pseudo-labeling is significant for semi-supervised instance segmentation, which generates instance masks and classes from unannotated images for subsequent training. However, in existing pipelines, pseudo-labels that contain valuable…

计算机视觉与模式识别 · 计算机科学 2023-08-11 Jie Hu , Chen Chen , Liujuan Cao , Shengchuan Zhang , Annan Shu , Guannan Jiang , Rongrong Ji

Archaeological predictive modelling estimates where undiscovered sites are likely to occur by combining known locations with environmental and geospatial variables, presenting a positive-unlabeled (PU) learning challenge where confirmed…

机器学习 · 计算机科学 2026-05-20 Simon Jaxy , Anton Theys , Patrick Willett , W. Chris Carleton , Ralf Vandam , Pieter Libin

Object detectors trained on fully-annotated data currently yield state of the art performance but require expensive manual annotations. On the other hand, weakly-supervised detectors have much lower performance and cannot be used reliably…

计算机视觉与模式识别 · 计算机科学 2020-02-19 Linpu Fang , Hang Xu , Zhili Liu , Sarah Parisot , Zhenguo Li

Deep neural networks have achieved remarkable performance across various tasks when supplied with large-scale labeled data. However, the collection of labeled data can be time-consuming and labor-intensive. Semi-supervised learning (SSL),…

机器学习 · 计算机科学 2024-06-28 Chaoqi Liang , Guanglei Yang , Lifeng Qiao , Zitong Huang , Hongliang Yan , Yunchao Wei , Wangmeng Zuo

To learn target discriminative representations, using pseudo-labels is a simple yet effective approach for unsupervised domain adaptation. However, the existence of false pseudo-labels, which may have a detrimental influence on learning…

计算机视觉与模式识别 · 计算机科学 2019-08-02 Jaehoon Choi , Minki Jeong , Taekyung Kim , Changick Kim

Effective weed control plays a crucial role in optimizing crop yield and enhancing agricultural product quality. However, the reliance on herbicide application not only poses a critical threat to the environment but also promotes the…

计算机视觉与模式识别 · 计算机科学 2024-03-07 Jiajia Li , Dong Chen , Xunyuan Yin , Zhaojian Li

Deep-learning methods have recently started being employed for addressing surface-defect detection problems in industrial quality control. However, with a large amount of data needed for learning, often requiring high-precision labels, many…

计算机视觉与模式识别 · 计算机科学 2021-04-21 Jakob Božič , Domen Tabernik , Danijel Skočaj

Collecting large-scale medical datasets with fine-grained annotations is time-consuming and requires experts. For this reason, weakly supervised learning aims at optimising machine learning models using weaker forms of annotations, such as…

计算机视觉与模式识别 · 计算机科学 2021-08-27 Gabriele Valvano , Andrea Leo , Sotirios A. Tsaftaris

Deep neural networks (DNNs) offer a means of addressing the challenging task of clustering high-dimensional data. DNNs can extract useful features, and so produce a lower dimensional representation, which is more amenable to clustering…

机器学习 · 计算机科学 2021-07-23 Louis Mahon , Thomas Lukasiewicz

Semi-supervised learning is attracting blooming attention, due to its success in combining unlabeled data. However, pseudo-labeling-based semi-supervised approaches suffer from two problems in image classification: (1) Existing methods…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Xuerong Zhang , Li Huang , Jing Lv , Ming Yang

Partial-label learning (PLL) is an important weakly supervised learning problem, which allows each training example to have a candidate label set instead of a single ground-truth label. Identification-based methods have been widely explored…

机器学习 · 计算机科学 2024-03-28 Shiyu Tian , Hongxin Wei , Yiqun Wang , Lei Feng

Camouflaged object detection (COD) from a single image is a challenging task due to the high similarity between objects and their surroundings. Existing fully supervised methods require labor-intensive pixel-level annotations, making weakly…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Xia Li , Xinran Liu , Lin Qi , Junyu Dong

In this paper, we address the limitations of the DETR-based semi-supervised object detection (SSOD) framework, particularly focusing on the challenges posed by the quality of object queries. In DETR-based SSOD, the one-to-one assignment…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Tahira Shehzadi , Khurram Azeem Hashmi , Didier Stricker , Muhammad Zeshan Afzal

Vision-language foundation models have shown promising zero-shot generalization for Cross-Domain Few-Shot Object Detection (CD-FSOD). However, they face two critical challenges in fine-tuning: insufficient support set utilization due to…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Jiacong Liu , Shu Luo , Yikai Qin , Yaze Zhao , Yongwei Jiang , Yixiong Zou

Semi-supervised 3D object detection is a promising yet under-explored direction to reduce data annotation costs, especially for cluttered indoor scenes. A few prior works, such as SESS and 3DIoUMatch, attempt to solve this task by utilizing…

计算机视觉与模式识别 · 计算机科学 2024-01-11 Yucheng Han , Na Zhao , Weiling Chen , Keng Teck Ma , Hanwang Zhang

Semi-supervised learning (SSL) has a potential to improve the predictive performance of machine learning models using unlabeled data. Although there has been remarkable recent progress, the scope of demonstration in SSL has mainly been on…

计算机视觉与模式识别 · 计算机科学 2020-12-04 Kihyuk Sohn , Zizhao Zhang , Chun-Liang Li , Han Zhang , Chen-Yu Lee , Tomas Pfister

Table detection, a pivotal task in document analysis, aims to precisely recognize and locate tables within document images. Although deep learning has shown remarkable progress in this realm, it typically requires an extensive dataset of…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Iqraa Ehsan , Tahira Shehzadi , Didier Stricker , Muhammad Zeshan Afzal

In the object detection task, merging various datasets from similar contexts but with different sets of Objects of Interest (OoI) is an inexpensive way (in terms of labor cost) for crafting a large-scale dataset covering a wide range of…

计算机视觉与模式识别 · 计算机科学 2020-06-30 Mahdieh Abbasi , Denis Laurendeau , Christian Gagne