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Image forgery localization, which aims to segment tampered regions in an image, is a fundamental yet challenging digital forensic task. While some deep learning-based forensic methods have achieved impressive results, they directly learn…

计算机视觉与模式识别 · 计算机科学 2024-06-21 Zijie Lou , Gang Cao , Kun Guo , Haochen Zhu , Lifang Yu

Conventional semi-supervised contrastive learning methods assign pseudo-labels only to samples whose highest predicted class probability exceeds a predefined threshold, and then perform supervised contrastive learning using those selected…

机器学习 · 计算机科学 2026-01-09 Shogo Nakayama , Masahiro Okuda

Learning discriminative image representations plays a vital role in long-tailed image classification because it can ease the classifier learning in imbalanced cases. Given the promising performance contrastive learning has shown recently in…

计算机视觉与模式识别 · 计算机科学 2021-03-29 Peng Wang , Kai Han , Xiu-Shen Wei , Lei Zhang , Lei Wang

This paper introduces a novel heterogenous domain adaptation (HDA) method for hyperspectral image classification with a limited amount of labeled samples in both domains. The method is achieved in the way of cross-domain collaborative…

图像与视频处理 · 电气工程与系统科学 2019-06-26 Yao Qin , Lorenzo Bruzzone , Biao Li , Yuanxin Ye

The segmentation of endoscopic images plays a vital role in computer-aided diagnosis and treatment. The advancements in deep learning have led to the employment of numerous models for endoscopic tumor segmentation, achieving promising…

计算机视觉与模式识别 · 计算机科学 2025-02-03 Lingcong Cai , Yun Li , Xiaomao Fan , Kaixuan Song , Ruxin Wang , Wenbin Lei

Hyperspectral image (HSI) classification is an important task in many applications, such as environmental monitoring, medical imaging, and land use/land cover (LULC) classification. Due to the significant amount of spectral information from…

计算机视觉与模式识别 · 计算机科学 2026-05-06 Sertac Kilickaya , Mete Ahishali , Fahad Sohrab , Turker Ince , Moncef Gabbouj

While significant advances exist in pseudo-label generation for semi-supervised semantic segmentation, pseudo-label selection remains understudied. Existing methods typically use fixed confidence thresholds to retain high-confidence…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Pan Liu , Jinshi Liu

Image segmentation relies on large annotated datasets, which are expensive and slow to produce. Silver-standard (AI-generated) labels are easier to obtain, but they risk introducing bias. Self-supervised learning, needing only images, has…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Marceau Lafargue-Hauret , Raghav Mehta , Fabio De Sousa Ribeiro , Mélanie Roschewitz , Ben Glocker

The joint hyperspectral image (HSI) and LiDAR data classification aims to interpret ground objects at more detailed and precise level. Although deep learning methods have shown remarkable success in the multisource data classification task,…

图像与视频处理 · 电气工程与系统科学 2023-02-08 Meng Wang , Feng Gao , Junyu Dong , Heng-Chao Li , Qian Du

In this paper, we delve into two key techniques in Semi-Supervised Object Detection (SSOD), namely pseudo labeling and consistency training. We observe that these two techniques currently neglect some important properties of object…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Gang Li , Xiang Li , Yujie Wang , Yichao Wu , Ding Liang , Shanshan Zhang

Semi-supervised multi-label learning (SSMLL) is a powerful framework for leveraging unlabeled data to reduce the expensive cost of collecting precise multi-label annotations. Unlike semi-supervised learning, one cannot select the most…

机器学习 · 计算机科学 2024-12-30 Jia-Hao Xiao , Ming-Kun Xie , Heng-Bo Fan , Gang Niu , Masashi Sugiyama , Sheng-Jun Huang

Hyperspectral Imaging (HSI) for fluorescence-guided brain tumor resection enables visualization of differences between tissues that are not distinguishable to humans. This augmentation can maximize brain tumor resection, improving patient…

图像与视频处理 · 电气工程与系统科学 2024-02-07 David Black , Jaidev Gill , Andrew Xie , Benoit Liquet , Antonio Di leva , Walter Stummer , Eric Suero Molina

Subspace learning (SL) plays an important role in hyperspectral image (HSI) classification, since it can provide an effective solution to reduce the redundant information in the image pixels of HSIs. Previous works about SL aim to improve…

计算机视觉与模式识别 · 计算机科学 2021-05-05 Yun Cao , Jie Mei , Yuebin Wang , Liqiang Zhang , Junhuan Peng , Bing Zhang , Lihua Li , Yibo Zheng

As one of the most effective self-supervised representation learning methods, contrastive learning (CL) relies on multiple negative pairs to contrast against each positive pair. In the standard practice of contrastive learning, data…

机器学习 · 计算机科学 2024-01-18 Lu Wang , Chao Du , Pu Zhao , Chuan Luo , Zhangchi Zhu , Bo Qiao , Wei Zhang , Qingwei Lin , Saravan Rajmohan , Dongmei Zhang , Qi Zhang

Training neural networks using limited annotations is an important problem in the medical domain. Deep Neural Networks (DNNs) typically require large, annotated datasets to achieve acceptable performance which, in the medical domain, are…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Bethany H. Thompson , Gaetano Di Caterina , Jeremy P. Voisey

Contrastive learning (CL) is a form of self-supervised learning and has been widely used for various tasks. Different from widely studied instance-level contrastive learning, pixel-wise contrastive learning mainly helps with pixel-wise…

计算机视觉与模式识别 · 计算机科学 2022-11-15 Quan Quan , Qingsong Yao , Jun Li , S. kevin Zhou

Pseudo-labeling is a commonly used paradigm in semi-supervised learning, yet its application to semi-supervised regression (SSR) remains relatively under-explored. Unlike classification, where pseudo-labels are discrete and confidence-based…

机器学习 · 计算机科学 2025-10-20 Xueqing Sun , Renzhen Wang , Quanziang Wang , Yichen Wu , Xixi Jia , Deyu Meng

High-content screening (HCS) assays based on high-throughput microscopy techniques such as Cell Painting have enabled the interrogation of cells' morphological responses to perturbations at an unprecedented scale. The collection of such…

机器学习 · 计算机科学 2025-09-25 Mingyu Lu , Ethan Weinberger , Chanwoo Kim , Su-In Lee

Hyperspectral image (HSI) classification involves assigning unique labels to each pixel to identify various land cover categories. While deep classifiers have achieved high predictive accuracy in this field, they lack the ability to…

计算机视觉与模式识别 · 计算机科学 2024-10-30 Kangdao Liu , Tianhao Sun , Hao Zeng , Yongshan Zhang , Chi-Man Pun , Chi-Man Vong

Deep models have been widely and successfully used in image manipulation detection, which aims to classify tampered images and localize tampered regions. Most existing methods mainly focus on extracting global features from tampered images,…

计算机视觉与模式识别 · 计算机科学 2023-02-23 Yuyuan Zeng , Bowen Zhao , Shanzhao Qiu , Tao Dai , Shu-Tao Xia