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Non-orthogonal multiple-access (NOMA) is a leading technology which gain a lot of interest this past several years. It enables larger user density and therefore is suited for modern systems such as 5G and IoT. In this paper we examined…

Information Theory · Computer Science 2021-02-09 Maya Slamovich , Ram Zamir

The concept of nonlinear modes is useful for the dynamical characterization of nonlinear mechanical systems. While efficient and broadly applicable methods are now available for the computation of nonlinear modes, nonlinear modal testing is…

Systems and Control · Electrical Eng. & Systems 2020-11-18 Maren Scheel , Simon Peter , Remco I. Leine , Malte Krack

Traditional LiDAR odometry (LO) systems mainly leverage geometric information obtained from the traversed surroundings to register laser scans and estimate LiDAR ego-motion, while it may be unreliable in dynamic or unstructured…

Robotics · Computer Science 2022-09-14 Shuaixin Li , Bin Tian , Zhu Xiaozhou , Gui Jianjun , Yao Wen , Guangyun Li

The primary challenge in continuous sign language recognition (CSLR) mainly stems from the presence of multi-orientational and long-term motions. However, current research overlooks these crucial aspects, significantly impacting accuracy.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Yiheng Yu , Sheng Liu , Yuan Feng , Min Xu , Zhelun Jin , Xuhua Yang

In full-scale forced vibration tests, the demand often arises to capture high-spatial-resolution mode shapes with limited number of sensors and shakers. Multi-setup experimental modal analysis (EMA) addresses this challenge by roving…

Computational Engineering, Finance, and Science · Computer Science 2024-12-03 Peixiang Wang , Binbin Li

Under unexpected conditions or scenarios, autonomous vehicles (AV) are more likely to follow abnormal unplanned actions, due to the limited set of rules or amount of experience they possess at that time. Enabling AV to measure the degree at…

Machine Learning · Computer Science 2021-04-27 Hassan Alsawadi , Muhammad Bilal

The effectiveness of modern deep learning models is predicated on the availability of large-scale, human-annotated datasets, a process that is notoriously expensive and time-consuming. While Active Learning (AL) offers a strategic solution…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Yuxi Liu , Catherine Lalman , Yimin Yang

Multimodal emotion recognition identifies human emotions from various data modalities like video, text, and audio. However, we found that this task can be easily affected by noisy information that does not contain useful semantics. To this…

Multimedia · Computer Science 2023-05-05 Yuanyuan Liu , Haoyu Zhang , Yibing Zhan , Zijing Chen , Guanghao Yin , Lin Wei , Zhe Chen

Multimodal Sentiment Analysis (MSA) leverages heterogeneous modalities, such as language, vision, and audio, to enhance the understanding of human sentiment. While existing models often focus on extracting shared information across…

Machine Learning · Computer Science 2025-04-10 Pan Wang , Qiang Zhou , Yawen Wu , Tianlong Chen , Jingtong Hu

Large language models (LLMs) have gained popularity in recent years for their utility in various applications. However, they are sensitive to non-semantic changes in prompt formats, where small changes in the prompt format can lead to…

Computation and Language · Computer Science 2025-04-10 Lilian Ngweta , Kiran Kate , Jason Tsay , Yara Rizk

Neural fields (NeFs) have recently emerged as a state-of-the-art method for encoding spatio-temporal signals of various modalities. Despite the success of NeFs in reconstructing individual signals, their use as representations in downstream…

Machine Learning · Computer Science 2024-12-13 Miltiadis Kofinas , Samuele Papa , Efstratios Gavves

A novel data-driven method of modal analysis for complex flow dynamics, termed as reduced-order variational mode decomposition (RVMD), has been proposed, combining the idea of the separation of variables and a state-of-the-art nonstationary…

Fluid Dynamics · Physics 2022-09-27 Zi-Mo Liao , Zhiye Zhao , Liang-Bing Chen , Zhen-Hua Wan , Nan-Sheng Liu , Xi-Yun Lu

Next-generation multimodal foundation models capable of any-to-any cross-modal generation and multi-turn interaction will serve as core components of artificial general intelligence systems, playing a pivotal role in human-machine…

Computation and Language · Computer Science 2025-10-17 Run Luo , Xiaobo Xia , Lu Wang , Longze Chen , Renke Shan , Jing Luo , Min Yang , Tat-Seng Chua

Anomaly detection in computational workflows is critical for ensuring system reliability and security. However, traditional rule-based methods struggle to detect novel anomalies. This paper leverages large language models (LLMs) for…

Software Engineering · Computer Science 2024-07-26 Hongwei Jin , George Papadimitriou , Krishnan Raghavan , Pawel Zuk , Prasanna Balaprakash , Cong Wang , Anirban Mandal , Ewa Deelman

This paper addresses the problem of Neural Network (NN) based adaptive stability certification in a dynamical system. The state-of-the-art methods, such as Neural Lyapunov Functions (NLFs), use NN-based formulations to assess the stability…

Systems and Control · Electrical Eng. & Systems 2023-12-27 Amit Jena , Dileep Kalathil , Le Xie

Optical and Synthetic Aperture Radar (SAR) fusion-based object detection has attracted significant research interest in remote sensing, as these modalities provide complementary information for all-weather monitoring. However, practical…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Zhicheng Zhao , Yuancheng Xu , Andong Lu , Chenglong Li , Jin Tang

This paper introduces LAFT, a novel feature transformation method designed to incorporate user knowledge and preferences into anomaly detection using natural language. Accurately modeling the boundary of normality is crucial for…

Machine Learning · Computer Science 2025-03-04 EungGu Yun , Heonjin Ha , Yeongwoo Nam , Bryan Dongik Lee

The demand for efficient large language model (LLM) inference has propelled the development of dedicated accelerators. As accelerators are vulnerable to hardware faults due to aging, variation, etc, existing accelerator designs often…

Hardware Architecture · Computer Science 2025-04-08 Tong Xie , Jiawang Zhao , Zishen Wan , Zuodong Zhang , Yuan Wang , Runsheng Wang , Ru Huang , Meng Li

Large language model fine-tuning techniques typically depend on extensive labeled data, external guidance, and feedback, such as human alignment, scalar rewards, and demonstration. However, in practical application, the scarcity of specific…

Computation and Language · Computer Science 2024-12-31 Jia Liu , Yue Wang , Zhiqi Lin , Min Chen , Yixue Hao , Long Hu

Multimodal medical analysis combining image and tabular data has gained increasing attention. However, effective fusion remains challenging due to cross-modal discrepancies in feature dimensions and modality contributions, as well as the…

Computer Vision and Pattern Recognition · Computer Science 2025-09-17 Congjing Yu , Jing Ye , Yang Liu , Xiaodong Zhang , Zhiyong Zhang