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In this paper, we present an efficient visual SLAM system designed to tackle both short-term and long-term illumination challenges. Our system adopts a hybrid approach that combines deep learning techniques for feature detection and…

Robotics · Computer Science 2025-02-28 Kuan Xu , Yuefan Hao , Shenghai Yuan , Chen Wang , Lihua Xie

The rapid expansion of spaceborne methane observing capabilities at the facility-scale (fostered both by public missions and commercial constellations) has created a need for harmonised, reproducible, and uncertainty-aware processing chains…

Image and Video Processing · Electrical Eng. & Systems 2026-05-12 Alvise Ferrari , Valerio Pampanoni , Giovanni Laneve

Generalizability in deep neural networks plays a pivotal role in medical image segmentation. However, deep learning-based medical image analyses tend to overlook the importance of frequency variance, which is critical element for achieving…

Image and Video Processing · Electrical Eng. & Systems 2024-05-13 Ju-Hyeon Nam , Nur Suriza Syazwany , Su Jung Kim , Sang-Chul Lee

Hyperspectral images (HSIs) have been widely used in a variety of applications thanks to the rich spectral information they are able to provide. Among all HSI processing tasks, HSI denoising is a crucial step. Recently, deep learning-based…

Image and Video Processing · Electrical Eng. & Systems 2022-02-16 Zhiqiang Wang , Zhenfeng Shao , Xiao Huang , Jiaming Wang , Tao Lu , Sihang Zhang

Object detection in aerial images is a fundamental research topic in the geoscience and remote sensing domain. However, the advanced approaches on this topic mainly focus on designing the elaborate backbones or head networks but ignore neck…

Computer Vision and Pattern Recognition · Computer Science 2023-05-03 Yuchen Shen , Dong Zhang , Zhihao Song , Xuesong Jiang , Qiaolin Ye

Multi-head detectors typically employ a features-fused-pyramid-neck for multi-scale detection and are widely adopted in the industry. However, this approach faces feature misalignment when representations from different hierarchical levels…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Hulin Li

Image enhancement is a critical task in computer vision and photography that is often entangled with noise. This renders the traditional Image Signal Processing (ISP) ineffective compared to the advances in deep learning. However, the…

Image and Video Processing · Electrical Eng. & Systems 2026-01-21 Srinivas Miriyala , Sowmya Vajrala , Hitesh Kumar , Sravanth Kodavanti , Vikram Rajendiran

Molecular property prediction is essential for applications such as drug discovery and toxicity assessment. While Graph Neural Networks (GNNs) have shown promising results by modeling molecules as molecular graphs, their reliance on…

Machine Learning · Computer Science 2025-04-09 Tianyi Jiang , Zeyu Wang , Shanqing Yu , Qi Xuan

Cooperation between temporal convolutional networks (TCN) and graph convolutional networks (GCN) as a processing module has shown promising results in skeleton-based video anomaly detection (SVAD). However, to maintain a lightweight model…

Computer Vision and Pattern Recognition · Computer Science 2024-06-06 Ruituo Wu , Yang Chen , Jian Xiao , Bing Li , Jicong Fan , Frédéric Dufaux , Ce Zhu , Yipeng Liu

Anomaly detection in graph-structured data is an inherently challenging problem, as it requires the identification of rare nodes that deviate from the majority in both their structural and behavioral characteristics. Existing methods, such…

Machine Learning · Computer Science 2025-09-16 Mingkang Li , Xuexiong Luo , Yue Zhang , Yaoyang Li , Fu Lin

Deploying learned multi-robot models on heterogeneous robots remains challenging due to hardware heterogeneity, communication constraints, and the lack of a unified execution stack. This paper presents NeuroMesh, a multi-domain,…

The progress in hyperbolic neural networks (HNNs) research is hindered by their absence of inductive bias mechanisms, which are essential for generalizing to new tasks and facilitating scalable learning over large datasets. In this paper,…

Machine Learning · Computer Science 2023-10-31 Nurendra Choudhary , Nikhil Rao , Chandan K. Reddy

Unsupervised visual anomaly detection from multi-view images presents a significant challenge: distinguishing genuine defects from benign appearance variations caused by viewpoint changes. Existing methods, often designed for single-view…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Xintao Chen , Xiaohao Xu , Bozhong Zheng , Yun Liu , Yingna Wu

Neural network (NN) accelerators with multi-chip-module (MCM) architectures enable integration of massive computation capability; however, they face challenges of computing resource underutilization and off-chip communication overheads.…

Hardware Architecture · Computer Science 2026-02-17 Zongle Huang , Hongyang Jia , Kaiwei Zou , Yongpan Liu

Anomaly awareness is an essential capability for safety-critical applications such as autonomous driving. While recent progress of robotics and computer vision has enabled anomaly detection for image classification, anomaly detection on…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Guan-Rong Lu , Yueh-Cheng Liu , Tung-I Chen , Hung-Ting Su , Tsung-Han Wu , Winston H. Hsu

Fine-grained RGBT image semantic segmentation is crucial for all-weather unmanned aerial vehicle (UAV) scene understanding. However, UAV RGBT image semantic segmentation faces two coupled challenges: cross-modal spatial misalignment caused…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Fangqiang Fan , Zhicheng Zhao , Xiaoliang Ma , Chenglong Li , Jin Tang

Accurate medical image segmentation especially for echocardiographic images with unmissable noise requires elaborate network design. Compared with manual design, Neural Architecture Search (NAS) realizes better segmentation results due to…

Image and Video Processing · Electrical Eng. & Systems 2023-12-29 Renqi Chen , Jingjing Luo , Fan Nian , Yuhui Cen , Yiheng Peng , Zekuan Yu

Vehicle recognition is a fundamental problem in SAR image interpretation. However, robustly recognizing vehicle targets is a challenging task in SAR due to the large intraclass variations and small interclass variations. Additionally, the…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Weijie Li , Wei Yang , Wenpeng Zhang , Tianpeng Liu , Yongxiang Liu , Li Liu

Despite their popularity, deep neural networks (DNNs) applied to time series forecasting often fail to beat simpler statistical models. One of the main causes of this suboptimal performance is the data non-stationarity present in many…

Machine Learning · Computer Science 2024-10-08 Edoardo Urettini , Daniele Atzeni , Reshawn J. Ramjattan , Antonio Carta

Single-source domain generalization (SDG) for object detection is a challenging yet essential task as the distribution bias of the unseen domain degrades the algorithm performance significantly. However, existing methods attempt to extract…

Computer Vision and Pattern Recognition · Computer Science 2024-05-27 Yajing Liu , Shijun Zhou , Xiyao Liu , Chunhui Hao , Baojie Fan , Jiandong Tian
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