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Crime has become a major concern in many cities, which calls for the rising demand for timely predicting citywide crime occurrence. Accurate crime prediction results are vital for the beforehand decision-making of government to alleviate…

Machine Learning · Computer Science 2022-08-19 Zhonghang Li , Chao Huang , Lianghao Xia , Yong Xu , Jian Pei

Few-shot object detection, learning to adapt to the novel classes with a few labeled data, is an imperative and long-lasting problem due to the inherent long-tail distribution of real-world data and the urgent demands to cut costs of data…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Leng Jiaxu , Chen Taiyue , Gao Xinbo , Yu Yongtao , Wang Ye , Gao Feng , Wang Yue

Jamming devices pose a significant threat by disrupting signals from the global navigation satellite system (GNSS), compromising the robustness of accurate positioning. Detecting anomalies in frequency snapshots is crucial to counteract…

Signal Processing · Electrical Eng. & Systems 2024-10-08 Felix Ott , Lucas Heublein , Nisha Lakshmana Raichur , Tobias Feigl , Jonathan Hansen , Alexander Rügamer , Christopher Mutschler

Camouflaged object detection (COD) aims to localize targets that exhibit minimal perceptual differences from backgrounds through physical attributes. Existing methods, constrained by the static train-then-freeze paradigm, suffer from domain…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Mingfeng Zha , Tianyu Li , Guoqing Wang , Yunqiang Pei , Chaofan Qiao , Jiening Zhang , Yang Yang , Heng Tao Shen

Few-shot learning is proposed to tackle the problem of scarce training data in novel classes. However, prior works in instance-level few-shot learning have paid less attention to effectively utilizing the relationship between categories. In…

Computer Vision and Pattern Recognition · Computer Science 2023-05-10 Anh-Khoa Nguyen Vu , Thanh-Toan Do , Nhat-Duy Nguyen , Vinh-Tiep Nguyen , Thanh Duc Ngo , Tam V. Nguyen

In this paper, we propose a novel hierarchical framework for robot navigation in dynamic environments with heterogeneous constraints. Our approach leverages a graph neural network trained via reinforcement learning (RL) to efficiently…

Robotics · Computer Science 2025-07-24 Huajian Liu , Yixuan Feng , Wei Dong , Kunpeng Fan , Chao Wang , Yongzhuo Gao

Recent Multiple Object Tracking (MOT) methods have gradually attempted to integrate object detection and instance re-identification (Re-ID) into a united network to form a one-stage solution. Typically, these methods use two separated…

Computer Vision and Pattern Recognition · Computer Science 2021-01-07 Fan Wang , Lei Luo , En Zhu , Siwei Wang , Jun Long

Neural solvers based on the divide-and-conquer approach for Vehicle Routing Problems (VRPs) in general, and capacitated VRP (CVRP) in particular, integrates the global partition of an instance with local constructions for each subproblem to…

Machine Learning · Computer Science 2025-02-13 Yuxin Pan , Ruohong Liu , Yize Chen , Zhiguang Cao , Fangzhen Lin

Large-scale pre-trained Vision-Language Models (VLMs) have exhibited impressive zero-shot performance and transferability, allowing them to adapt to downstream tasks in a data-efficient manner. However, when only a few labeled samples are…

Computer Vision and Pattern Recognition · Computer Science 2024-11-11 Ce Zhang , Simon Stepputtis , Katia Sycara , Yaqi Xie

The recent progress in multi-agent deep reinforcement learning(MADRL) makes it more practical in real-world tasks, but its relatively poor scalability and the partially observable constraints raise challenges to its performance and…

Machine Learning · Computer Science 2021-09-07 Zhenhui Ye , Xiaohong Jiang , Guanghua Song , Bowei Yang

Low-shot visual learning---the ability to recognize novel object categories from very few examples---is a hallmark of human visual intelligence. Existing machine learning approaches fail to generalize in the same way. To make progress on…

Computer Vision and Pattern Recognition · Computer Science 2017-11-07 Bharath Hariharan , Ross Girshick

We propose a novel hierarchical online intrusion detection system (HOIDS) for supervisory control and data acquisition (SCADA) networks based on machine learning algorithms. By utilizing the server-client topology while keeping clients…

Cryptography and Security · Computer Science 2016-11-30 Hongrui Wang , Tao Lu , Xiaodai Dong , Peixue Li , Michael Xie

In this paper, we address the challenge of detecting hateful memes in the low-resource setting where only a few labeled examples are available. Our approach leverages the compositionality of Low-rank adaptation (LoRA), a widely used…

Computation and Language · Computer Science 2024-02-20 Rui Cao , Roy Ka-Wei Lee , Jing Jiang

Few-shot learning is a relatively new technique that specializes in problems where we have little amounts of data. The goal of these methods is to classify categories that have not been seen before with just a handful of samples. Recent…

The main question we address in this paper is how to scale up visual recognition of unseen classes, also known as zero-shot learning, to tens of thousands of categories as in the ImageNet-21K benchmark. At this scale, especially with many…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Kai Yi , Xiaoqian Shen , Yunhao Gou , Mohamed Elhoseiny

The ability to incrementally learn new classes is vital to all real-world artificial intelligence systems. A large portion of high-impact applications like social media, recommendation systems, E-commerce platforms, etc. can be represented…

Machine Learning · Computer Science 2021-12-28 Zhen Tan , Kaize Ding , Ruocheng Guo , Huan Liu

Urban segmentation and lane detection are two important tasks for traffic scene perception. Accuracy and fast inference speed of visual perception are crucial for autonomous driving safety. Fine and complex geometric objects are the most…

Computer Vision and Pattern Recognition · Computer Science 2024-04-04 Yaxin Feng , Yuan Lan , Luchan Zhang , Guoqing Liu , Yang Xiang

Visual localization is critical to many applications in computer vision and robotics. To address single-image RGB localization, state-of-the-art feature-based methods match local descriptors between a query image and a pre-built 3D model.…

Computer Vision and Pattern Recognition · Computer Science 2020-04-02 Xiaotian Li , Shuzhe Wang , Yi Zhao , Jakob Verbeek , Juho Kannala

Accurate traffic conditions prediction provides a solid foundation for vehicle-environment coordination and traffic control tasks. Because of the complexity of road network data in spatial distribution and the diversity of deep learning…

Machine Learning · Computer Science 2022-09-09 Shilin Pu , Liang Chu , Zhuoran Hou , Jincheng Hu , Yanjun Huang , Yuanjian Zhang

Current state-of-the-art approaches for few-shot action recognition achieve promising performance by conducting frame-level matching on learned visual features. However, they generally suffer from two limitations: i) the matching procedure…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Xiang Wang , Shiwei Zhang , Zhiwu Qing , Changxin Gao , Yingya Zhang , Deli Zhao , Nong Sang