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Open World Object Detection (OWOD), simulating the real dynamic world where knowledge grows continuously, attempts to detect both known and unknown classes and incrementally learn the identified unknown ones. We find that although the only…

计算机视觉与模式识别 · 计算机科学 2022-01-05 Xiaowei Zhao , Xianglong Liu , Yifan Shen , Yixuan Qiao , Yuqing Ma , Duorui Wang

Congestion controllers (CCs) are critical to network performance, and yet their robustness under adverse conditions remains insufficiently understood. While recent learning-based CCs have demonstrated strong performance in controlled…

密码学与安全 · 计算机科学 2026-05-22 Zhi Chen , Shehab Sarar Ahmed , Chenkai Wang , Brighten Godfrey , Gang Wang

Semantic segmentation in autonomous driving predominantly focuses on learning from large-scale data with a closed set of known classes without considering unknown objects. Motivated by safety reasons, we address the video class agnostic…

计算机视觉与模式识别 · 计算机科学 2021-05-12 Mennatullah Siam , Alex Kendall , Martin Jagersand

Contrastive learning (CL) methods effectively learn data representations in a self-supervision manner, where the encoder contrasts each positive sample over multiple negative samples via a one-vs-many softmax cross-entropy loss. By…

Network traffic classification that is widely applicable and highly accurate is valuable for many network security and management tasks. A flexible and easily configurable classification framework is ideal, as it can be customized for use…

机器学习 · 计算机科学 2025-02-11 Jiahui Chen , Joe Breen , Jeff M. Phillips , Jacobus Van der Merwe

Object detection has advanced significantly in the closed-set setting, but real-world deployment remains limited by two challenges: poor generalization to unseen categories and insufficient robustness under adverse conditions. Prior…

In open-world semi-supervised learning, a machine learning model is tasked with uncovering novel categories from unlabeled data while maintaining performance on seen categories from labeled data. The central challenge is the substantial…

机器学习 · 计算机科学 2024-04-18 Bo Ye , Kai Gan , Tong Wei , Min-Ling Zhang

The proliferation of synthetic facial imagery has intensified the need for robust Open-World DeepFake Attribution (OW-DFA), which aims to attribute both known and unknown forgeries using labeled data for known types and unlabeled data…

计算机视觉与模式识别 · 计算机科学 2025-12-29 Haiyang Zheng , Nan Pu , Wenjing Li , Teng Long , Nicu Sebe , Zhun Zhong

Network traffic classification (NTC) models often suffer severe performance degradation when deployed in real-world environments due to distribution shifts caused by changing network conditions. Existing robustness-enhancing approaches are…

机器学习 · 计算机科学 2026-05-19 Tongze Wang , Xiaohui Xie , Wenduo Wang , Chuyi Wang , Yong Cui

Machine learning has achieved state-of-the-art results in network intrusion detection; however, its performance significantly degrades when confronted by a new attack class -- a zero-day attack. In simple terms, classical machine…

密码学与安全 · 计算机科学 2026-01-16 Jack Wilkie , Hanan Hindy , Craig Michie , Christos Tachtatzis , James Irvine , Robert Atkinson

Open-world object detection (OWOD) extends traditional object detection to identifying both known and unknown object, necessitating continuous model adaptation as new annotations emerge. Current approaches face significant limitations: 1)…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Junwen Duan , Wei Xue , Ziyao Kang , Shixia Liu , Jiazhi Xia

Existing cross-network node classification methods are mainly proposed for closed-set setting, where the source network and the target network share exactly the same label space. Such a setting is restricted in real-world applications,…

社会与信息网络 · 计算机科学 2025-03-05 Xiao Shen , Zhihao Chen , Shirui Pan , Shuang Zhou , Laurence T. Yang , Xi Zhou

Modern networks carry increasingly diverse and encrypted traffic types that demand classification techniques beyond traditional port-based and payload-based methods. This tutorial provides a practical, end-to-end guide to building…

网络与互联网体系结构 · 计算机科学 2026-01-08 Adrian Pekar , Richard Plny , Karel Hynek

Unconditional flow-matching trains diffusion models to transport samples from a source distribution to a target distribution by enforcing that the flows between sample pairs are unique. However, in conditional settings (e.g.,…

计算机视觉与模式识别 · 计算机科学 2025-06-06 George Stoica , Vivek Ramanujan , Xiang Fan , Ali Farhadi , Ranjay Krishna , Judy Hoffman

Over the years, network traffic analysis and generation have advanced significantly. From traditional statistical methods, the field has progressed to sophisticated deep learning techniques. This progress has improved the ability to detect…

机器学习 · 计算机科学 2024-03-19 Jian Qu , Xiaobo Ma , Jianfeng Li

Adversarial Training (AT) is known as an effective approach to enhance the robustness of deep neural networks. Recently researchers notice that robust models with AT have good generative ability and can synthesize realistic images, while…

机器学习 · 计算机科学 2022-03-28 Yifei Wang , Yisen Wang , Jiansheng Yang , Zhouchen Lin

The popularity of Deep Learning (DL), coupled with network traffic visibility reduction due to the increased adoption of HTTPS, QUIC and DNS-SEC, re-ignited interest towards Traffic Classification (TC). However, to tame the dependency from…

机器学习 · 计算机科学 2023-06-06 Idio Guarino , Chao Wang , Alessandro Finamore , Antonio Pescape , Dario Rossi

Deep neural network models can learn clinically relevant features from millions of histopathology images. However generating high-quality annotations to train such models for each hospital, each cancer type, and each diagnostic task is…

One-stream Transformer trackers have shown outstanding performance in challenging benchmark datasets over the last three years, as they enable interaction between the target template and search region tokens to extract target-oriented…

计算机视觉与模式识别 · 计算机科学 2024-02-14 Janani Kugarajeevan , Thanikasalam Kokul , Amirthalingam Ramanan , Subha Fernando

Neural networks have revolutionized various domains, exhibiting remarkable accuracy in tasks like natural language processing and computer vision. However, their vulnerability to slight alterations in input samples poses challenges,…

计算机视觉与模式识别 · 计算机科学 2023-11-15 Shashank Kotyan , Danilo Vasconcellos Vargas