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Unsupervised visual defect detection is critical in industrial applications, requiring a representation space that captures normal data features while detecting deviations. Achieving a balance between expressiveness and compactness is…

计算机视觉与模式识别 · 计算机科学 2025-01-17 Qisen Cheng , Shuhui Qu , Janghwan Lee

Increasingly many real world tasks involve data in multiple modalities or views. This has motivated the development of many effective algorithms for learning a common latent space to relate multiple domains. However, most existing…

计算机视觉与模式识别 · 计算机科学 2017-11-17 Tanmoy Mukherjee , Makoto Yamada , Timothy M. Hospedales

Unsupervised instance segmentation aims to segment distinct object instances in an image without relying on human-labeled data. This field has recently seen significant advancements, partly due to the strong local correspondences afforded…

计算机视觉与模式识别 · 计算机科学 2024-09-30 Dylan Li , Gyungin Shin

Unsupervised learning can leverage large-scale data sources without the need for annotations. In this context, deep learning-based auto encoders have shown great potential in detecting anomalies in medical images. However, state-of-the-art…

机器学习 · 计算机科学 2018-12-17 David Zimmerer , Simon A. A. Kohl , Jens Petersen , Fabian Isensee , Klaus H. Maier-Hein

Vehicle re-identification is a cross-view search task by matching the same target vehicle from different perspectives. It serves an important role in road-vehicle collaboration and intelligent road control. With the large-scale and dynamic…

计算机视觉与模式识别 · 计算机科学 2023-02-14 Jing Yang , Jianwu Fang , Hongke Xu

Classical autoencoders are widely used to learn features of input data. To improve the feature learning, classical masked autoencoders extend classical autoencoders to learn the features of the original input sample in the presence of…

量子物理 · 物理学 2026-05-01 Emma Andrews , Prabhat Mishra

We propose a masked self-supervised learning framework, called BRepMAE, for automatically extracting a valuable representation of the input computer-aided design (CAD) model to recognize its machining features. Representation learning is…

图形学 · 计算机科学 2026-02-27 Can Yao , Kang Wu , Zuheng Zheng , Siyuan Xing , Xiao-Ming Fu

Unsupervised visual anomaly detection conveys practical significance in many scenarios and is a challenging task due to the unbounded definition of anomalies. Moreover, most previous methods are application-specific, and establishing a…

计算机视觉与模式识别 · 计算机科学 2022-11-02 Haiming Yao , Xue Wang , Wenyong Yu

Masked Autoencoders (MAE) based on a reconstruction task have risen to be a promising paradigm for self-supervised learning (SSL) and achieve state-of-the-art performance across different benchmark datasets. However, despite its impressive…

机器学习 · 计算机科学 2023-03-28 Qi Zhang , Yifei Wang , Yisen Wang

Unsupervised learning is becoming more and more important recently. As one of its key components, the autoencoder (AE) aims to learn a latent feature representation of data which is more robust and discriminative. However, most AE based…

机器学习 · 计算机科学 2019-04-02 Jingcai Guo , Song Guo

Masked Autoencoder (MAE) is a self-supervised approach for representation learning, widely applicable to a variety of downstream tasks in computer vision. In spite of its success, it is still not fully uncovered what and how MAE exactly…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Jeongwoo Shin , Inseo Lee , Junho Lee , Joonseok Lee

Recently, various studies have been directed towards exploring dense passage retrieval techniques employing pre-trained language models, among which the masked auto-encoder (MAE) pre-training architecture has emerged as the most promising.…

信息检索 · 计算机科学 2023-05-23 Zehan Li , Yanzhao Zhang , Dingkun Long , Pengjun Xie

Unsupervised segmentation approaches have increasingly leveraged foundation models (FM) to improve salient object discovery. However, these methods often falter in scenes with complex, multi-component morphologies, where fine-grained…

计算机视觉与模式识别 · 计算机科学 2026-04-02 Deepank Singh , Anurag Nihal , Vedhus Hoskere

Understanding objects in terms of their individual parts is important, because it enables a precise understanding of the objects' geometrical structure, and enhances object recognition when the object is seen in a novel pose or under…

计算机视觉与模式识别 · 计算机科学 2020-12-02 Mengqi Guo , Yutong Bai , Zhishuai Zhang , Adam Kortylewski , Alan Yuille

Unsupervised multivariate time series (MTS) representation learning aims to extract compact and informative representations from raw sequences without relying on labels, enabling efficient transfer to diverse downstream tasks. In this…

机器学习 · 计算机科学 2025-09-22 Yi Xu , Yitian Zhang , Yun Fu

Masked Autoencoder (MAE) is a notable method for self-supervised pretraining in visual representation learning. It operates by randomly masking image patches and reconstructing these masked patches using the unmasked ones. A key limitation…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Han Guo , Ramtin Hosseini , Ruiyi Zhang , Sai Ashish Somayajula , Ranak Roy Chowdhury , Rajesh K. Gupta , Pengtao Xie

Unsupervised Anomaly Detection has become a popular method to detect pathologies in medical images as it does not require supervision or labels for training. Most commonly, the anomaly detection model generates a "normal" version of an…

图像与视频处理 · 电气工程与系统科学 2023-09-26 Felix Meissen , Johannes Paetzold , Georgios Kaissis , Daniel Rueckert

Context-based detection methods such as DetectGPT achieve strong generalization in identifying AI-generated text by evaluating content compatibility with a model's learned distribution. In contrast, existing image detectors rely on…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Minsuk Jang , Hyunseo Jeong , Minseok Son , Changick Kim

With the increasing use of high-precision system analysis programs in nuclear engineering, the number of high-fidelity computational data for accident simulation is exploding. Therefore, an algorithm that can achieve both automatic…

信号处理 · 电气工程与系统科学 2022-08-30 Chengyuan Li , Meifu Li , Zhifang Qiu

Unsupervised anomaly detection (UAD) aims to find anomalous images by optimising a detector using a training set that contains only normal images. UAD approaches can be based on reconstruction methods, self-supervised approaches, and…

图像与视频处理 · 电气工程与系统科学 2023-08-23 Yu Tian , Guansong Pang , Yuyuan Liu , Chong Wang , Yuanhong Chen , Fengbei Liu , Rajvinder Singh , Johan W Verjans , Mengyu Wang , Gustavo Carneiro