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相关论文: Adaptive Quantization for Key Generation in Low-Po…

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This paper investigates physical-layer key generation (PLKG) in multi-antenna base station systems, by leveraging a fluid antenna system (FAS) to dynamically customize radio environments. Without requiring additional nodes or extensive…

密码学与安全 · 计算机科学 2025-09-22 Zhiyu Huang , Guyue Li , Hao Xu , Derrick Wing Kwan Ng

Today, large language models have demonstrated their strengths in various tasks ranging from reasoning, code generation, and complex problem solving. However, this advancement comes with a high computational cost and memory requirements,…

机器学习 · 计算机科学 2026-03-26 Meriem Bouzouad , Yuan-Hao Chang , Jalil Boukhobza

We develop a new approach for asymmetric LDPC-based information reconciliation in order to adapt to the current channel state and achieve better performance and scalability in practical resource-constrained QKD systems. The new scheme…

量子物理 · 物理学 2023-02-13 Nikolay Borisov , Ivan Petrov , Andrey Tayduganov

Low-Rank Adaptation (LoRA) and its variants have shown impressive results in reducing the number of trainable parameters and memory requirements of large transformer networks while maintaining fine-tuning performance. The low-rank nature of…

Secret-key generation and agreement based on wireless channel reciprocity offers a promising avenue for securing IoT networks. However, existing approaches predominantly rely on the similarity of instantaneous channel measurement samples…

密码学与安全 · 计算机科学 2025-10-14 Nora Basha , Bechir Hamdaoui , Attila A. Yavuz , Thang Hoang , Mehran Mozaffari Kermani

LoRa is a widely adopted method of utilizing chirp spread spectrum (CSS) techniques at the physical (PHY) layer to facilitate low-power wide-area network (LPWAN) connectivity. By tailoring the spreading factors, LoRa can achieve a diverse…

信号处理 · 电气工程与系统科学 2023-04-05 Ali Waqar Azim , Ahmad Bazzi , Raed Shubair , Marwa Chafii

In order to quantize the gate parameters of the LSTM (Long Short-Term Memory) neural network model with almost no recognition performance degraded, a new quantization method named Quantization Loss Re-Learn Method is proposed in this paper.…

机器学习 · 计算机科学 2019-06-03 Kunping Li

Continual learning (CL) in the context of Generative Adversarial Networks (GANs) remains a challenging problem, particularly when it comes to learn from a few-shot (FS) samples without catastrophic forgetting. Current most effective…

机器学习 · 计算机科学 2025-10-17 Munsif Ali , Leonardo Rossi , Massimo Bertozzi

Keyword spotting (KWS) is a key component of smart devices, enabling efficient and intuitive audio interaction. However, standard KWS systems deployed on embedded devices often suffer performance degradation under real-world operating…

In this paper, the feasibility of implementing a lightweight key distribution scheme using physical layer security for secret key generation (SKG) is explored. Specifically, we focus on examining SKG with the received signal strength (RSS)…

信号处理 · 电气工程与系统科学 2024-04-26 Amitha Mayya , Arsenia Chorti , Rafael F. Schaefer , Gerhard P. Fettweis

In this paper, we propose StableQuant, a novel adaptive post-training quantization (PTQ) algorithm for widely used speech foundation models (SFMs). While PTQ has been successfully employed for compressing large language models (LLMs) due to…

音频与语音处理 · 电气工程与系统科学 2025-04-22 Yeona Hong , Hyewon Han , Woo-jin Chung , Hong-Goo Kang

Reconfigurable Intelligent Surface (RIS) assisted physical layer key generation has shown great potential to secure wireless communications by smartly controlling signals such as phase and amplitude. However, previous studies mainly focus…

信号处理 · 电气工程与系统科学 2023-10-17 Ningya Xu , Guoshun Nan , Xiaofeng Tao

Reinforcement learning (RL) plays an increasingly important role in enhancing the reasoning capabilities of large language models (LLMs), yet stable and performant policy optimization remains challenging. Token-level importance ratios often…

机器学习 · 计算机科学 2025-12-02 Chang Gao , Chujie Zheng , Xiong-Hui Chen , Kai Dang , Shixuan Liu , Bowen Yu , An Yang , Shuai Bai , Jingren Zhou , Junyang Lin

LoRa (Long-Range) is an LPWAN (low-power wide-area network) protocol that is part of the IoT family that focusses on long-range communication of up to 14km, albeit with delay-inherent transmissions. Three IoT-based time synchronisation…

网络与互联网体系结构 · 计算机科学 2021-06-24 Timothy Jones , Khondokar Fida Hasan

Federated fine-tuning of pre-trained Large Language Models (LLMs) enables task-specific adaptation across diverse datasets while preserving privacy. However, challenges such as high computational and memory demands, heterogeneous client…

机器学习 · 计算机科学 2025-05-19 Yang Su , Na Yan , Yansha Deng , Mischa Dohler , Robert Schober

Consider a linear quadratic regulator (LQR) problem being solved in a model-free manner using the policy gradient approach. If the gradient of the quadratic cost is being transmitted across a rate-limited channel, both the convergence and…

最优化与控制 · 数学 2024-09-20 Lintao Ye , Aritra Mitra , Vijay Gupta

Reinforcement learning (RL) has transformed sequential decision-making, but traditional algorithms like Deep Q-Networks (DQNs) and Proximal Policy Optimization (PPO) often struggle with efficient exploration, stability, and adaptability in…

机器学习 · 计算机科学 2025-09-16 Umberto Gonçalves de Sousa

Low-Rank Adaptation (LoRA) has become one of the most widely used fine-tuning mechanisms for adapting large language models to new domains, tasks, and users. Yet adaptation performance alone can obscure an important failure mode: LoRA…

计算与语言 · 计算机科学 2026-05-29 Runze Xu , Arpit Garg , Hemanth Saratchandran , Simon Lucey

Typical cooperative multi-agent systems (MASs) exchange information to coordinate their motion in proximity-based control consensus schemes to complete a common objective. However, in the event of faults or cyber attacks to on-board…

系统与控制 · 电气工程与系统科学 2023-03-22 Paul J Bonczek , Nicola Bezzo

High-dimensional, heterogeneous data with complex feature interactions pose significant challenges for traditional predictive modeling approaches. While Projection to Latent Structures (PLS) remains a popular technique, it struggles to…

机器学习 · 计算机科学 2025-10-21 Farwa Abbas , Hussain Ahmad , Claudia Szabo