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相关论文: Background-Aware Defect Generation for Robust Indu…

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Identifying defects and anomalies in industrial products is a critical quality control task. Traditional manual inspection methods are slow, subjective, and error-prone. In this work, we propose a novel zero-shot training-free approach for…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Tsun-Hin Cheung , Ka-Chun Fung , Songjiang Lai , Kwan-Ho Lin , Vincent Ng , Kin-Man Lam

In order to navigate safely and reliably in off-road and unstructured environments, robots must detect anomalies that are out-of-distribution (OOD) with respect to the training data. We present an analysis-by-synthesis approach for…

机器人学 · 计算机科学 2025-05-30 Siddharth Ancha , Sunshine Jiang , Travis Manderson , Laura Brandt , Yilun Du , Philip R. Osteen , Nicholas Roy

Deep vision models are now mature enough to be integrated in industrial and possibly critical applications such as autonomous navigation. Yet, data collection and labeling to train such models requires too much efforts and costs for a…

机器学习 · 计算机科学 2025-10-24 Estelle Chigot , Dennis G. Wilson , Meriem Ghrib , Fabrice Jimenez , Thomas Oberlin

Industrial surface defect detection often suffers from limited defect samples, severe long-tailed distributions, and difficulties in accurately localizing subtle defects under complex backgrounds. To address these challenges, this paper…

人工智能 · 计算机科学 2026-04-22 Shuo Feng , Runlin Zhou , Yuyang Li , Guangcan Liu

3D-consistent image generation from a single 2D semantic label is an important and challenging research topic in computer graphics and computer vision. Although some related works have made great progress in this field, most of the existing…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Bo Li , Yi-ke Li , Zhi-fen He , Bin Liu , Yun-Kun Lai

In industry, defect detection is crucial for quality control. Non-destructive testing (NDT) methods are preferred as they do not influence the functionality of the object while inspecting. Automated data evaluation for automated defect…

计算机视觉与模式识别 · 计算机科学 2026-02-06 Natascha Jeziorski , Petra Gospodnetić , Claudia Redenbach

Detecting anomalies in real-world multivariate time series data is challenging due to complex temporal dependencies and inter-variable correlations. Recently, reconstruction-based deep models have been widely used to solve the problem.…

机器学习 · 计算机科学 2023-12-06 Junho Song , Keonwoo Kim , Jeonglyul Oh , Sungzoon Cho

The performance of visual anomaly inspection in industrial quality control is often constrained by the scarcity of real anomalous samples. Consequently, anomaly synthesis techniques have been developed to enlarge training sets and enhance…

计算机视觉与模式识别 · 计算机科学 2026-04-10 Yishen Liu , Hongcang Chen , Pengcheng Zhao , Yunfan Bao , Yuxi Tian , Jieming Zhang , Hao Chen , Zheng Zhi , Yongchun Liu , Ying Li , Dongpu Cao

We introduce a novel, practically relevant variation of the anomaly detection problem in multi-variate time series: intrinsic anomaly detection. It appears in diverse practical scenarios ranging from DevOps to IoT, where we want to…

Recent efforts towards video anomaly detection (VAD) try to learn a deep autoencoder to describe normal event patterns with small reconstruction errors. The video inputs with large reconstruction errors are regarded as anomalies at the test…

计算机视觉与模式识别 · 计算机科学 2021-09-03 Yuandu Lai , Yahong Han , Yaowei Wang

Diffusion Models achieve state-of-the-art performance in generating new samples but lack a low-dimensional latent space that encodes the data into editable features. Inversion-based methods address this by reversing the denoising…

计算机视觉与模式识别 · 计算机科学 2026-01-28 Łukasz Staniszewski , Łukasz Kuciński , Kamil Deja

Transforming a design into a high-quality product is a challenge in metal additive manufacturing due to rare events which can cause defects to form. Detecting these events in-situ could, however, reduce inspection costs, enable corrective…

计算机视觉与模式识别 · 计算机科学 2023-05-05 Sebastian Larsen , Paul A. Hooper

Industrial anomaly segmentation relies heavily on pixel-level annotations, yet real-world anomalies are often scarce, diverse, and costly to label. Segmentation-oriented industrial anomaly synthesis (SIAS) has emerged as a promising…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Xichen Xu , Yanshu Wang , Jinbao Wang , Xiaoning Lei , Guoyang Xie , Guannan Jiang , Zhichao Lu

The bottleneck in learning-based industrial defect detection is often limited not by model capacity, but by the scarcity of labeled defect data: defects are rare, annotations are expensive, and collecting balanced training sets is slow. We…

计算机视觉与模式识别 · 计算机科学 2026-04-30 Paul Julius Kühn , Mika Pommeranz , Arjan Kuijper , Saptarshi Neil Sinha

Defect detection in the manufacturing industry is of utmost importance for product quality inspection. Recently, optical defect detection has been investigated as an anomaly detection using different deep learning methods. However, the…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Ammar Mansoor Kamoona , Amirali Khodadadian Gostar , Alireza Bab-Hadiashar , Reza Hoseinnezhad

This paper addresses the problem of defect segmentation in semiconductor manufacturing. The input of our segmentation is a scanning-electron-microscopy (SEM) image of the candidate defect region. We train a U-net shape network to segment…

计算机视觉与模式识别 · 计算机科学 2022-10-20 Nati Ofir , Ran Yacobi , Omer Granoviter , Boris Levant , Ore Shtalrid

Unsupervised anomaly detection methods can identify surface defects in industrial images by leveraging only normal samples for training. Due to the risk of overfitting when learning from a single class, anomaly synthesis strategies are…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Qiyu Chen , Huiyuan Luo , Han Gao , Chengkan Lv , Zhengtao Zhang

Ensuring the safety of surgical instruments requires reliable detection of visual defects. However, manual inspection is prone to error, and existing automated defect detection methods, typically trained on natural/industrial images, fail…

计算机视觉与模式识别 · 计算机科学 2025-09-29 Joseph Huang , Yichi Zhang , Jingxi Yu , Wei Chen , Seunghyun Hwang , Qiang Qiu , Amy R. Reibman , Edward J. Delp , Fengqing Zhu

A deviation detection aims to detect deviating process instances, e.g., patients in the healthcare process and products in the manufacturing process. A business process of an organization is executed in various contextual situations, e.g.,…

人工智能 · 计算机科学 2022-11-01 Gyunam Park , Janik-Vasily Benzin , Wil M. P. van der Aalst

Mechanical devices such as engines, vehicles, aircrafts, etc., are typically instrumented with numerous sensors to capture the behavior and health of the machine. However, there are often external factors or variables which are not captured…

人工智能 · 计算机科学 2016-07-12 Pankaj Malhotra , Anusha Ramakrishnan , Gaurangi Anand , Lovekesh Vig , Puneet Agarwal , Gautam Shroff