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Training deep neural networks with only a few labeled samples can lead to overfitting. This is problematic in semi-supervised learning where only a few labeled samples are available. In this paper, we show that a consequence of overfitting…

计算机视觉与模式识别 · 计算机科学 2019-12-24 Christoph Mayer , Matthieu Paul , Radu Timofte

Automatic skin lesion segmentation on dermoscopic images is an essential component in computer-aided diagnosis of melanoma. Recently, many fully supervised deep learning based methods have been proposed for automatic skin lesion…

计算机视觉与模式识别 · 计算机科学 2018-08-14 Xiaomeng Li , Lequan Yu , Hao Chen , Chi-Wing Fu , Pheng-Ann Heng

One of the challenges in developing deep learning algorithms for medical image segmentation is the scarcity of annotated training data. To overcome this limitation, data augmentation and semi-supervised learning (SSL) methods have been…

图像与视频处理 · 电气工程与系统科学 2020-09-02 Bram Ruijsink , Esther Puyol-Anton , Ye Li , Wenja Bai , Eric Kerfoot , Reza Razavi , Andrew P. King

Since the rise of deep learning, many computer vision tasks have seen significant advancements. However, the downside of deep learning is that it is very data-hungry. Especially for segmentation problems, training a deep neural net requires…

计算机视觉与模式识别 · 计算机科学 2021-10-13 Robby Neven , Davy Neven , Bert De Brabandere , Marc Proesmans , Toon Goedemé

Pseudo-labels are widely employed in weakly supervised 3D segmentation tasks where only sparse ground-truth labels are available for learning. Existing methods often rely on empirical label selection strategies, such as confidence…

计算机视觉与模式识别 · 计算机科学 2023-10-23 Liyao Tang , Zhe Chen , Shanshan Zhao , Chaoyue Wang , Dacheng Tao

Semi-supervised segmentation remains challenging in medical imaging since the amount of annotated medical data is often scarce and there are many blurred pixels near the adhesive edges or in the low-contrast regions. To address the issues,…

图像与视频处理 · 电气工程与系统科学 2022-06-29 Yicheng Wu , Zhonghua Wu , Qianyi Wu , Zongyuan Ge , Jianfei Cai

Semi-supervised learning relaxes the need of large pixel-wise labeled datasets for image segmentation by leveraging unlabeled data. A prominent way to exploit unlabeled data is to regularize model predictions. Since the predictions of…

计算机视觉与模式识别 · 计算机科学 2023-10-26 Sukesh Adiga , Jose Dolz , Herve Lombaert

State-of-the-art semi-supervised learning (SSL) approaches rely on highly confident predictions to serve as pseudo-labels that guide the training on unlabeled samples. An inherent drawback of this strategy stems from the quality of the…

机器学习 · 计算机科学 2024-03-26 Shambhavi Mishra , Balamurali Murugesan , Ismail Ben Ayed , Marco Pedersoli , Jose Dolz

In the current study, our purpose is to evaluate the feasibility of applying deep learning (DL) enabled algorithms to quantify bilateral knee biomarkers in healthy controls scanned at 0.55T and compared with 3.0T. The current study assesses…

计算机视觉与模式识别 · 计算机科学 2023-10-27 Rupsa Bhattacharjee , Zehra Akkaya , Johanna Luitjens , Pan Su , Yang Yang , Valentina Pedoia , Sharmila Majumdar

The analysis of carotid arteries, particularly plaques, in multi-sequence Magnetic Resonance Imaging (MRI) data is crucial for assessing the risk of atherosclerosis and ischemic stroke. In order to evaluate metrics and radiomic features,…

图像与视频处理 · 电气工程与系统科学 2025-07-11 Marie-Christine Pali , Christina Schwaiger , Malik Galijasevic , Valentin K. Ladenhauf , Stephanie Mangesius , Elke R. Gizewski

Semi-supervised learning utilizes insights from unlabeled data to improve model generalization, thereby reducing reliance on large labeled datasets. Most existing studies focus on limited samples and fail to capture the overall data…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Xiuzhen Guo , Lianyuan Yu , Ji Shi , Na Lei , Hongxiao Wang

Given an unlabeled dataset and an annotation budget, we study how to selectively label a fixed number of instances so that semi-supervised learning (SSL) on such a partially labeled dataset is most effective. We focus on selecting the right…

机器学习 · 计算机科学 2023-08-24 Xudong Wang , Long Lian , Stella X. Yu

Medical image segmentation typically necessitates a large and precisely annotated dataset. However, obtaining pixel-wise annotation is a labor-intensive task that requires significant effort from domain experts, making it challenging to…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Heng Cai , Lei Qi , Qian Yu , Yinghuan Shi , Yang Gao

Open-world semi-supervised learning (Open-world SSL) for node classification, that classifies unlabeled nodes into seen classes or multiple novel classes, is a practical but under-explored problem in the graph community. As only seen…

机器学习 · 计算机科学 2024-03-19 Yanling Wang , Jing Zhang , Lingxi Zhang , Lixin Liu , Yuxiao Dong , Cuiping Li , Hong Chen , Hongzhi Yin

Many successful methods developed for medical image analysis that are based on machine learning use supervised learning approaches, which often require large datasets annotated by experts to achieve high accuracy. However, medical data…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Banafshe Felfeliyan , Abhilash Hareendranathan , Gregor Kuntze , David Cornell , Nils D. Forkert , Jacob L. Jaremko , Janet L. Ronsky

Semi-supervised semantic segmentation (SSS) is an important task that utilizes both labeled and unlabeled data to reduce expenses on labeling training examples. However, the effectiveness of SSS algorithms is limited by the difficulty of…

计算机视觉与模式识别 · 计算机科学 2024-04-18 Zhibo Tain , Xiaolin Zhang , Peng Zhang , Kun Zhan

Semi-supervised anomaly detection is a common problem, as often the datasets containing anomalies are partially labeled. We propose a canonical framework: Semi-supervised Pseudo-labeler Anomaly Detection with Ensembling (SPADE) that isn't…

机器学习 · 计算机科学 2022-12-02 Jinsung Yoon , Kihyuk Sohn , Chun-Liang Li , Sercan O. Arik , Tomas Pfister

Supervised contour detection methods usually require many labeled training images to obtain satisfactory performance. However, a large set of annotated data might be unavailable or extremely labor intensive. In this paper, we investigate…

计算机视觉与模式识别 · 计算机科学 2016-05-18 Zizhao Zhang , Fuyong Xing , Xiaoshuang Shi , Lin Yang

As data volumes continue to grow, the labelling process increasingly becomes a bottleneck, creating demand for methods that leverage information from unlabelled data. Impressive results have been achieved in semi-supervised learning (SSL)…

机器学习 · 计算机科学 2020-07-07 Ivana Balažević , Carl Allen , Timothy Hospedales

The automatic segmentation of human knee cartilage from 3D MR images is a useful yet challenging task due to the thin sheet structure of the cartilage with diffuse boundaries and inhomogeneous intensities. In this paper, we present an…

计算机视觉与模式识别 · 计算机科学 2017-11-07 Quan Wang , Dijia Wu , Le Lu , Meizhu Liu , Kim L. Boyer , Shaohua Kevin Zhou