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

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Human action recognition (HAR) with multi-modal inputs (RGB-D, skeleton, point cloud) can achieve high accuracy but typically relies on large labeled datasets and degrades sharply when sensors fail or are noisy. We present Robust…

Signal Processing · Electrical Eng. & Systems 2025-11-18 Hasan Akgul , Mari Eplik , Javier Rojas , Akira Yamamoto , Rajesh Kumar , Maya Singh

Accented speech remains a persistent challenge for automatic speech recognition (ASR), as most models are trained on data dominated by a few high-resource English varieties, leading to substantial performance degradation for other accents.…

Computation and Language · Computer Science 2026-02-03 Wonjun Lee , Hyounghun Kim , Gary Geunbae Lee

Recently, with the advancement of the Internet of Things (IoT), WiFi CSI-based HAR has gained increasing attention from academic and industry communities. By integrating the deep learning technology with CSI-based HAR, researchers achieve…

Signal Processing · Electrical Eng. & Systems 2023-08-07 Ke Xu , Jiangtao Wang , Hongyuan Zhu , Dingchang Zheng

Sensor-based human activity recognition (HAR) requires to predict the action of a person based on sensor-generated time series data. HAR has attracted major interest in the past few years, thanks to the large number of applications enabled…

Machine Learning · Computer Science 2021-03-30 Davide Buffelli , Fabio Vandin

The primary goal of continual learning (CL) task in medical image segmentation field is to solve the "catastrophic forgetting" problem, where the model totally forgets previously learned features when it is extended to new categories…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Qian Chen , Lei Zhu , Hangzhou He , Xinliang Zhang , Shuang Zeng , Qiushi Ren , Yanye Lu

The thesis explores novel methods for Human Activity Recognition (HAR) using passive radar with a focus on non-intrusive Wi-Fi Channel State Information (CSI) data. Traditional HAR approaches often use invasive sensors like cameras or…

Machine Learning · Computer Science 2024-11-01 Christian Bresciani , Federico Cerutti , Marco Cominelli

Continual learning enables vision-language models to accumulate knowledge and adapt to evolving tasks without retraining from scratch. However, in multi-domain task-incremental learning, large domain shifts intensify the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Mengxin Qin , Xiang Zhang , Xi Wang , Kun Wei , Xu Yang , Cheng Deng

Large Language Models (LLMs) encounter significant challenges in continual learning due to catastrophic forgetting, where new information overwrites previously acquired knowledge. This limitation leads to substantial environmental and…

Computation and Language · Computer Science 2024-08-01 Min Jae Jung , JooHee Kim

Sparse autoencoders (SAEs) have emerged as a powerful tool for interpreting large language models (LLMs) by decomposing token activations into combinations of human-understandable features. While SAEs provide crucial insights into LLM…

Machine Learning · Computer Science 2025-11-11 Zhen Xu , Zhen Tan , Song Wang , Kaidi Xu , Tianlong Chen

Devising intelligent agents able to live in an environment and learn by observing the surroundings is a longstanding goal of Artificial Intelligence. From a bare Machine Learning perspective, challenges arise when the agent is prevented…

Computer Vision and Pattern Recognition · Computer Science 2022-04-27 Matteo Tiezzi , Simone Marullo , Lapo Faggi , Enrico Meloni , Alessandro Betti , Stefano Melacci

Many data have an underlying dependence on spatial location; it may be weather on the Earth, a simulation on a mesh, or a registered image. Yet this feature is rarely taken advantage of, and violates common assumptions made by many neural…

Machine Learning · Computer Science 2022-11-28 Nikoli Dryden , Torsten Hoefler

Pervasive computing allows the provision of services in many important areas, including the relevant and dynamic field of health and well-being. In this domain, Human Activity Recognition (HAR) has gained a lot of attention in recent years.…

Artificial Intelligence · Computer Science 2023-04-27 Bonpagna Kann , Sandra Castellanos-Paez , Philippe Lalanda

Wearable sensors in Internet of Things (IoT) ecosystems increasingly support applications such as remote health monitoring, elderly care, and smart home automation, all of which rely on robust human activity recognition (HAR). Continual…

This paper proposes a discontinuity-sensitive approach to learn the solutions of parametric optimal control problems with high accuracy. Many tasks, ranging from model predictive control to reinforcement learning, may be solved by learning…

Robotics · Computer Science 2019-07-03 Gao Tang , Kris Hauser

Sparse Mixture of Experts (SMoE) enables efficient training of large language models by routing input tokens to a select number of experts. However, training SMoE remains challenging due to the issue of representation collapse. Recent…

Computation and Language · Computer Science 2025-04-01 Giang Do , Hung Le , Truyen Tran

To accommodate real-world dynamics, artificial intelligence systems need to cope with sequentially arriving content in an online manner. Beyond regular Continual Learning (CL) attempting to address catastrophic forgetting with offline…

Machine Learning · Computer Science 2024-04-02 HongWei Yan , Liyuan Wang , Kaisheng Ma , Yi Zhong

Continual Learning is a burgeoning domain in next-generation AI, focusing on training neural networks over a sequence of tasks akin to human learning. While CL provides an edge over traditional supervised learning, its central challenge…

Machine Learning · Computer Science 2023-10-09 Guangji Bai , Qilong Zhao , Xiaoyang Jiang , Yifei Zhang , Liang Zhao

Deep neural networks exhibit exceptional accuracy when they are trained and tested on the same data distributions. However, neural classifiers are often extremely brittle when confronted with domain shift---changes in the input distribution…

Computer Vision and Pattern Recognition · Computer Science 2019-04-15 Zuxuan Wu , Xin Wang , Joseph E. Gonzalez , Tom Goldstein , Larry S. Davis

Artificial neural networks, celebrated for their human-like cognitive learning abilities, often encounter the well-known catastrophic forgetting (CF) problem, where the neural networks lose the proficiency in previously acquired knowledge.…

Machine Learning · Computer Science 2024-05-14 Weiwei Weng , Mahardhika Pratama , Jie Zhang , Chen Chen , Edward Yapp Kien Yee , Ramasamy Savitha

WiFi Channel State Information (CSI)-based activity recognition has sparked numerous studies due to its widespread availability and privacy protection. However, when applied in practical applications, general CSI-based recognition models…

Networking and Internet Architecture · Computer Science 2024-08-13 Chunjing Xiao , Yanhui Han , Wei Yang , Yane Hou , Fangzhan Shi , Kevin Chetty