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Semantic segmentation has made tremendous progress in recent years. However, satisfying performance highly depends on a large number of pixel-level annotations. Therefore, in this paper, we focus on the semi-supervised segmentation problem…

Computer Vision and Pattern Recognition · Computer Science 2021-06-29 Xin Lai , Zhuotao Tian , Li Jiang , Shu Liu , Hengshuang Zhao , Liwei Wang , Jiaya Jia

Deep learning models are shown to be vulnerable to adversarial examples. Though adversarial training can enhance model robustness, typical approaches are computationally expensive. Recent works proposed to transfer the robustness to…

Machine Learning · Computer Science 2020-09-22 Tao Bai , Jinnan Chen , Jun Zhao , Bihan Wen , Xudong Jiang , Alex Kot

We describe a method for modeling spatial context to enable video anomaly detection. The main idea is to discover regions that share similar object-level activities by clustering joint object attributes using Gaussian mixture models. We…

Computer Vision and Pattern Recognition · Computer Science 2025-01-16 Zhengye Yang , Richard J. Radke

Efficient object detection methods have recently received great attention in remote sensing. Although deep convolutional networks often have excellent detection accuracy, their deployment on resource-limited edge devices is difficult.…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Pourya Shamsolmoali , Jocelyn Chanussot , Huiyu Zhou , Yue Lu

Anomaly detection and localization in images is a growing field in computer vision. In this area, a seemingly understudied problem is anomaly clustering, i.e., identifying and grouping different types of anomalies in a fully unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Andrei-Timotei Ardelean , Tim Weyrich

In-context learning (ICL) enables large language models to perform few-shot learning by conditioning on labeled examples in the prompt. Despite its flexibility, ICL suffers from instability -- especially as prompt length increases with more…

Computation and Language · Computer Science 2025-10-27 Josip Jukić , Jan Šnajder

In this paper, we propose a simple yet effective contrastive knowledge distillation framework that achieves sample-wise logit alignment while preserving semantic consistency. Conventional knowledge distillation approaches exhibit…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Wencheng Zhu , Xin Zhou , Pengfei Zhu , Yu Wang , Qinghua Hu

In this paper, we investigate the knowledge distillation (KD) strategy for object detection and propose an effective framework applicable to both homogeneous and heterogeneous student-teacher pairs. The conventional feature imitation…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Lewei Yao , Renjie Pi , Hang Xu , Wei Zhang , Zhenguo Li , Tong Zhang

Anomalies often occur in real-world information networks/graphs, such as malevolent users, malicious comments, banned users, and fake news in social graphs. The latest graph anomaly detection methods use a novel mechanism called truncated…

Social and Information Networks · Computer Science 2026-03-03 Xiong Zhang , Hong Peng , Zhenli He , Cheng Xie , Xin Jin , Hua Jiang

There has been a recent surge in research on adversarial perturbations that defeat Deep Neural Networks (DNNs) in machine vision; most of these perturbation-based attacks target object classifiers. Inspired by the observation that humans…

Computer Vision and Pattern Recognition · Computer Science 2020-07-27 Shasha Li , Shitong Zhu , Sudipta Paul , Amit Roy-Chowdhury , Chengyu Song , Srikanth Krishnamurthy , Ananthram Swami , Kevin S Chan

Video anomaly detection under weak supervision presents significant challenges, particularly due to the lack of frame-level annotations during training. While prior research has utilized graph convolution networks and self-attention…

Computer Vision and Pattern Recognition · Computer Science 2024-01-24 Yujiang Pu , Xiaoyu Wu , Lulu Yang , Shengjin Wang

This paper explores the problem of Generalist Anomaly Detection (GAD), aiming to train one single detection model that can generalize to detect anomalies in diverse datasets from different application domains without any further training on…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Jiawen Zhu , Guansong Pang

One-class anomaly detection aims to detect objects that do not belong to a predefined normal class. In practice training data lack those anomalous samples; hence state-of-the-art methods are trained to discriminate between normal and…

Computer Vision and Pattern Recognition · Computer Science 2025-03-10 Romain Hermary , Vincent Gaudillière , Abd El Rahman Shabayek , Djamila Aouada

Vision-based inspection algorithms have significantly contributed to quality control in industrial settings, particularly in addressing structural defects like dent and contamination which are prevalent in mass production. Extensive…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Kangil Lee , Geonuk Kim

Salient object segmentation aims at distinguishing various salient objects from backgrounds. Despite the lack of semantic consistency, salient objects often have obvious texture and location characteristics in local area. Based on this…

Computer Vision and Pattern Recognition · Computer Science 2020-09-25 Jing Tan , Pengfei Xiong , Yuwen He , Kuntao Xiao , Zhengyi Lv

Increasing the semantic understanding and contextual awareness of machine learning models is important for improving robustness and reducing susceptibility to data shifts. In this work, we leverage contextual awareness for the anomaly…

Machine Learning · Computer Science 2022-03-22 Nathan Vaska , Kevin Leahy , Victoria Helus

Unsupervised anomaly detection using deep learning has garnered significant research attention due to its broad applicability, particularly in medical imaging where labeled anomalous data are scarce. While earlier approaches leverage…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Chunlei Li , Yilei Shi , Jingliang Hu , Xiao Xiang Zhu , Lichao Mou

Anomaly detection and localization in automated industrial manufacturing can significantly enhance production efficiency and product quality. Existing methods are capable of detecting surface defects in pre-defined or controlled imaging…

Robotics · Computer Science 2025-06-23 Jiawen Yu , Jieji Ren , Yang Chang , Qiaojun Yu , Xuan Tong , Boyang Wang , Yan Song , You Li , Xinji Mai , Wenqiang Zhang

Cross-modality distillation arises as an important topic for data modalities containing limited knowledge such as depth maps and high-quality sketches. Such techniques are of great importance, especially for memory and privacy-restricted…

Machine Learning · Computer Science 2024-05-29 Hangyu Lin , Chen Liu , Chengming Xu , Zhengqi Gao , Yanwei Fu , Yuan Yao

Vision-language models such as CLIP have shown impressive capabilities in aligning images and text, but they often struggle with lengthy and detailed text descriptions due to pre-training on short and concise captions. We present FAST-GOAL…

Artificial Intelligence · Computer Science 2026-05-27 Hyungyu Choi , Young Kyun Jang , Chanho Eom