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Related papers: Scene-Adaptive Continual Learning for CSI-based Hu…

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Machine learning models often need to adapt to new data after deployment due to structured or unstructured real-world dynamics. The Continual Learning (CL) framework enables continuous model adaptation, but most existing approaches either…

Machine Learning · Computer Science 2026-03-25 Connor Mclaughlin , Nigel Lee , Lili Su

In Cognitive Radio (CR) ad hoc networks, secondary users (SU) attempt to utilize valuable spectral resources without causing significant interference to licensed primary users (PU). While there is a large body of research on spectrum…

Networking and Internet Architecture · Computer Science 2012-10-31 Yuan Lu , Alexandra Duel-Hallen

Hybrid dynamical systems result from the interaction of continuous-variable dynamics with discrete events and encompass various systems such as legged robots, vehicles and aircrafts. Challenges arise when the system's modes are…

Robotics · Computer Science 2025-11-18 Leroy D'Souza , Akash Karthikeyan , Yash Vardhan Pant , Sebastian Fischmeister

Sensor-based human activity recognition (HAR), i.e., the ability to discover human daily activity patterns from wearable or embedded sensors, is a key enabler for many real-world applications in smart homes, personal healthcare, and urban…

Signal Processing · Electrical Eng. & Systems 2021-04-20 Saurav Jha , Martin Schiemer , Franco Zambonelli , Juan Ye

Real-world model deployment across multiple domains requires multimodal models to operate under two complementary regimes: (1) multi-task pretraining, tasks are co-available at design time where related tasks could borrow representational…

Machine Learning · Computer Science 2026-05-12 Xing Han , Shravan Chaudhari , Tanvi Ranade , Rama Chellappa , Suchi Saria

WiFi Channel State Information (CSI)-based human activity recognition (HAR) provides a privacy-preserving, device-free sensing solution for smart environments. However, its deployment on edge devices is severely constrained by domain shift,…

Machine Learning · Computer Science 2025-10-31 Kexing Liu

Reliable channel estimation (CE) is fundamental for robust communication in dynamic wireless environments, where models must generalize across varying conditions such as signal-to-noise ratios (SNRs), the number of resource blocks (RBs),…

Signal Processing · Electrical Eng. & Systems 2025-09-22 Tianyu Li , Yan Xin , Jianzhong , Zhang

Wi-Fi-based human activity recognition (HAR) has emerged as a promising approach for contactless sensing, leveraging channel state information (CSI) collected from wireless transceivers. While existing studies have primarily concentrated on…

Signal Processing · Electrical Eng. & Systems 2026-05-21 Amirhossein Mohammadi , Hina Tabassum

The combination of Mixture-of-Experts (MoE) and Low-Rank Adaptation (LoRA) has shown significant potential for enhancing the multi-task learning capabilities of Large Language Models. However, existing methods face two primary challenges:…

Computation and Language · Computer Science 2026-04-22 Boyan Shi , Wei Chen , Shuyuan Zhao , Junfeng Shen , Shengnan Guo , Shaojiang Wang , Huaiyu Wan

Continuous control tasks often involve high-dimensional, dynamic, and non-linear environments. State-of-the-art performance in these tasks is achieved through complex closed-box policies that are effective, but suffer from an inherent…

Machine Learning · Computer Science 2025-05-06 Mátyás Vincze , Laura Ferrarotti , Leonardo Lucio Custode , Bruno Lepri , Giovanni Iacca

The explosion of multimedia data in information-rich environments has intensified the challenges of personalized content discovery, positioning recommendation systems as an essential form of passive data management. Multimodal sequential…

Information Retrieval · Computer Science 2026-03-05 Jinfeng Xu , Zheyu Chen , Shuo Yang , Jinze Li , Hewei Wang , Yijie Li , Jianheng Tang , Yunhuai Liu , Edith C. H. Ngai

Prompt-based methods have recently gained prominence in Continual Learning (CL) due to their strong performance and memory efficiency. A prevalent strategy in this paradigm assigns a dedicated subset of prompts to each task, which, while…

Machine Learning · Computer Science 2026-03-12 Minh Le , Bao-Ngoc Dao , Huy Nguyen , Quyen Tran , Anh Nguyen , Nhat Ho

This paper presents a novel hybrid deep learning framework designed to enhance the robustness of CSI-based Human Activity Recognition (HAR) within bandwidth-constrained Wi-Fi sensing environments. The core of our proposed methodology is a…

Signal Processing · Electrical Eng. & Systems 2026-02-10 Alison M. Fernandes , Hermes I. Del Monego , Bruno S. Chang , Anelise Munaretto , Hélder M. Fontes , Rui Campos

While most continual learning methods focus on mitigating forgetting and improving accuracy, they often overlook the critical aspect of network calibration, despite its importance. Neural collapse, a phenomenon where last-layer features…

Machine Learning · Computer Science 2026-04-23 Trung-Anh Dang , Vincent Nguyen , Ngoc-Son Vu , Christel Vrain

Real-world robot manipulation in dynamic unstructured environments requires lifelong adaptability to evolving objects, scenes and tasks. Traditional imitation learning relies on static training paradigms, which are ill-suited for lifelong…

Robotics · Computer Science 2025-04-23 Jingkai Xu , Xiangli Nie

Mixture-of-Experts (MoE) has emerged as a powerful framework for multi-task learning (MTL). However, existing MoE-MTL methods often rely on single-task pretrained backbones and suffer from redundant adaptation and inefficient knowledge…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Minghao Yang , Ren Togo , Guang Li , Takahiro Ogawa , Miki Haseyama

ISAC enables pervasive monitoring, but modern sensing algorithms are often too complex for energy-constrained edge devices. This motivates the development of learning techniques that balance accuracy performance and energy efficiency.…

Neural and Evolutionary Computing · Computer Science 2026-02-09 Eleonora Cicciarella , Riccardo Mazzieri , Jacopo Pegoraro , Michele Rossi

Self-Supervised Learning (SSL) has emerged as a key technique in machine learning, tackling challenges such as limited labeled data, high annotation costs, and variable wireless channel conditions. It is essential for developing Channel…

Signal Processing · Electrical Eng. & Systems 2026-01-08 Jun Jiang , Xiaolong Ruan , Shugong Xu

Human Action Recognition using WiFi Channel State Information (CSI) has emerged as an attractive alternative to vision-based methods due to its ubiquity, device-agnostic nature, and inherent privacy-preserving capabilities. However, the…

Signal Processing · Electrical Eng. & Systems 2025-12-05 Gang Liu , Yanling Hao , Yixuan Zou

In human activity recognition (HAR), the assumption that training and testing data are independent and identically distributed (i.i.d.) often fails, particularly in cross-user scenarios where data distributions vary significantly. This…

Computer Vision and Pattern Recognition · Computer Science 2024-03-25 Xiaozhou Ye , Kevin I-Kai Wang
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