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Current supervised methods for facial landmark detection require a large amount of training data and may suffer from overfitting to specific datasets due to the massive number of parameters. We introduce a semi-supervised method in which…

Computer Vision and Pattern Recognition · Computer Science 2020-05-22 Bjoern Browatzki , Christian Wallraven

In industrial point cloud analysis, detecting subtle anomalies demands high-resolution spatial data, yet prevailing benchmarks emphasize low-resolution inputs. To address this disparity, we propose a scalable pipeline for generating…

Computer Vision and Pattern Recognition · Computer Science 2025-07-11 Yuqi Cheng , Yihan Sun , Hui Zhang , Weiming Shen , Yunkang Cao

We propose a Small, Accurate, and Fast Re-ID (SAFR) design for flexible vehicle re-id under a variety of compute environments such as cloud, mobile, edge, or embedded devices by only changing the re-id model backbone. Through best-fit…

Computer Vision and Pattern Recognition · Computer Science 2020-01-27 Abhijit Suprem , Calton Pu , Joao Eduardo Ferreira

Industrial quality inspection plays a critical role in modern manufacturing by identifying defective products during production. While single-modality approaches using either 3D point clouds or 2D RGB images suffer from information…

Image and Video Processing · Electrical Eng. & Systems 2025-07-30 Chengyu Tao , Xuanming Cao , Juan Du

In ultrasound nondestructive testing, a widespread approach is to take synthetic aperture measurements from the surface of a specimen to detect and locate defects within it. Based on these measurements, imaging is usually performed using…

Signal Processing · Electrical Eng. & Systems 2020-12-09 Jan Kirchhof , Sebastian Semper , Christoph W. Wagner , Eduardo Pérez , Florian Römer , Giovanni Del Galdo

One main challenge in time series anomaly detection for industrial IoT lies in the complex spatio-temporal couplings within multivariate data. However, traditional anomaly detection methods focus on modeling spatial or temporal dependencies…

Machine Learning · Computer Science 2025-09-30 Tao Yin , Xiaohong Zhang , Shaochen Fu , Zhibin Zhang , Li Huang , Yiyuan Yang , Kaixiang Yang , Meng Yan

In industrial equipment monitoring, fault diagnosis is critical for ensuring system reliability and enabling predictive maintenance. However, the scarcity of fault data, due to the rarity of fault events and the high cost of data…

Machine Learning · Computer Science 2025-11-20 Yi Xu , Zhigang Chen , Rui Wang , Yangfan Li , Fengxiao Tang , Ming Zhao , Jiaqi Liu

In Federated Learning (FL), anomaly detection (AD) is a challenging task due to the decentralized nature of data and the presence of non-IID data distributions. This study introduces a novel federated threshold calculation method that…

Machine Learning · Computer Science 2024-10-15 Sofiane Laridi , Gregory Palmer , Kam-Ming Mark Tam

Few-shot class-incremental learning (FSCIL) seeks to continuously learn new classes from very limited samples while preserving previously acquired knowledge. Traditional methods often utilize a frozen pre-trained feature extractor to…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Shengqin Jiang , Xiaoran Feng , Yuankai Qi , Haokui Zhang , Renlong Hang , Qingshan Liu , Lina Yao , Quan Z. Sheng , Ming-Hsuan Yang

Few-shot segmentation (FSS) aims to segment novel classes in a query image by using only a small number of supporting images from base classes. However, in cross-domain few-shot segmentation (CD-FSS), leveraging features from label-rich…

Computer Vision and Pattern Recognition · Computer Science 2023-12-11 Haoran Fan , Qi Fan , Maurice Pagnucco , Yang Song

Industrial Anomaly Detection (IAD) is critical to ensure product quality during manufacturing. Although existing zero-shot defect segmentation and detection methods have shown effectiveness, they cannot provide detailed descriptions of the…

Artificial Intelligence · Computer Science 2025-05-19 Zongyun Zhang , Jiacheng Ruan , Xian Gao , Ting Liu , Yuzhuo Fu

Learning from a few examples is an important practical aspect of training classifiers. Various works have examined this aspect quite well. However, all existing approaches assume that the few examples provided are always correctly labeled.…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Pratik Mazumder , Pravendra Singh , Vinay P. Namboodiri

Few-shot multi-class industrial anomaly detection identifies diverse defects across multiple categories using a single unified model and limited normal samples. Although vision-language models offer strong generalization, modeling multiple…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Runzhi Deng , Yundi Hu , Xinshuang Zhang , Zhao Wang , Xixi Liu , Wang-Zhou Dai , Caifeng Shan , Fang Zhao

This paper studies the challenging cross-domain few-shot object detection (CD-FSOD), aiming to develop an accurate object detector for novel domains with minimal labeled examples. While transformer-based open-set detectors, such as DE-ViT,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-30 Yuqian Fu , Yu Wang , Yixuan Pan , Lian Huai , Xingyu Qiu , Zeyu Shangguan , Tong Liu , Yanwei Fu , Luc Van Gool , Xingqun Jiang

The realm of classical phase retrieval concerns itself with the arduous task of recovering a signal from its Fourier magnitude measurements, which are fraught with inherent ambiguities. A single-exposure intensity measurement is commonly…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Yixiao Yang , Ran Tao , Kaixuan Wei , Jun Shi

Quantum-inspired tensor networks algorithms have shown to be effective and efficient models for machine learning tasks, including anomaly detection. Here, we propose a highly parallelizable quantum-inspired approach which we call SMT-AD…

Machine Learning · Computer Science 2026-04-09 Apimuk Sornsaeng , Si Min Chan , Wenxuan Zhang , Swee Liang Wong , Joshua Lim , Dario Poletti

Unsupervised anomaly detection aims to detect defective parts of a sample by having access, during training, to a set of normal, i.e. defect-free, data. It has many applications in fields, such as industrial inspection or medical imaging,…

Image and Video Processing · Electrical Eng. & Systems 2025-09-03 Robin Trombetta , Carole Lartizien

This paper proposes an algorithm for synthesizing novel views under few-shot setup. The main concept is to develop a stable surface regularization technique called Annealing Signed Distance Function (ASDF), which anneals the surface in a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Byeongin Joung , Byeong-Uk Lee , Jaesung Choe , Ukcheol Shin , Minjun Kang , Taeyeop Lee , In So Kweon , Kuk-Jin Yoon

The objective of Few-shot learning is to fully leverage the limited data resources for exploring the latent correlations within the data by applying algorithms and training a model with outstanding performance that can adequately meet the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Wenqing Zhao , Guojia Xie , Han Pan , Biao Yang , Weichuan Zhang

Few-shot semantic segmentation is vital for deep learning-based infrastructure inspection applications, where labeled training examples are scarce and expensive. Although existing deep learning frameworks perform well, the need for…

Computer Vision and Pattern Recognition · Computer Science 2025-10-08 Christina Thrainer , Md Meftahul Ferdaus , Mahdi Abdelguerfi , Christian Guetl , Steven Sloan , Kendall N. Niles , Ken Pathak
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