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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

As opposed to conventional training methods tailored to minimize a given statistical metric or task-agnostic loss (e.g., mean squared error), Decision-Focused Learning (DFL) trains machine learning models for optimal performance in…

系统与控制 · 电气工程与系统科学 2025-01-27 Pietro Favaro , Jean-François Toubeau , François Vallée , Yury Dvorkin

Deep neural networks have achieved strong performance in image classification tasks due to their ability to learn complex patterns from high-dimensional data. However, their large computational and memory requirements often limit deployment…

计算机视觉与模式识别 · 计算机科学 2026-03-06 Sai Shi

Collaborative deep reinforcement learning (CDRL) algorithms in which multiple agents can coordinate over a wireless network is a promising approach to enable future intelligent and autonomous systems that rely on real-time decision-making…

信息论 · 计算机科学 2022-03-07 Fatemeh Lotfi , Omid Semiari , Walid Saad

Large Deep Neural Networks (DNNs) are the backbone of today's artificial intelligence due to their ability to make accurate predictions when being trained on huge datasets. With advancing technologies, such as the Internet of Things,…

机器学习 · 计算机科学 2023-07-14 Mark Deutel , Philipp Woller , Christopher Mutschler , Jürgen Teich

Efficient processing of large-scale time series data is an intricate problem in machine learning. Conventional sensor signal processing pipelines with hand engineered feature extraction often involve huge computational cost with high…

Dynamic spectrum access (DSA) benefits from detection and classification of interference sources including in-network users, out-network users, and jammers that may all coexist in a wireless network. We present a deep learning based signal…

网络与互联网体系结构 · 计算机科学 2019-09-27 Yi Shi , Kemal Davaslioglu , Yalin E. Sagduyu , William C. Headley , Michael Fowler , Gilbert Green

Audio coding is an essential module in the real-time communication system. Neural audio codecs can compress audio samples with a low bitrate due to the strong modeling and generative capabilities of deep neural networks. To address the poor…

声音 · 计算机科学 2023-10-18 Wenzhe Liu , Wei Xiao , Meng Wang , Shan Yang , Yupeng Shi , Yuyong Kang , Dan Su , Shidong Shang , Dong Yu

Radio frequency (RF)-based indoor localization offers significant promise for applications such as indoor navigation, augmented reality, and pervasive computing. While deep learning has greatly enhanced localization accuracy and robustness,…

信息论 · 计算机科学 2025-12-09 Guosheng Wang , Shen Wang , Lei Yang

Lossy compression introduces complex compression artifacts, particularly the blocking artifacts, ringing effects and blurring. Existing algorithms either focus on removing blocking artifacts and produce blurred output, or restores sharpened…

计算机视觉与模式识别 · 计算机科学 2015-04-28 Chao Dong , Yubin Deng , Chen Change Loy , Xiaoou Tang

Deep learning (DL) applied to a device's radio-frequency fingerprint~(RFF) has attracted significant attention in physical-layer authentication due to its extraordinary classification performance. Conventional DL-RFF techniques are trained…

信号处理 · 电气工程与系统科学 2022-10-18 Renjie Xie , Wei Xu , Jiabao Yu , Aiqun Hu , Derrick Wing Kwan Ng , A. Lee Swindlehurst

Deep convolutional neural networks contain tens of millions of parameters, making them impossible to work efficiently on embedded devices. We propose iterative approach of applying low-rank approximation to compress deep convolutional…

计算机视觉与模式识别 · 计算机科学 2019-11-18 Maksym Kholiavchenko

Dilated convolution, which expands the receptive field by inserting gaps between its consecutive elements, is widely employed in computer vision. In this study, we propose three strategies to improve individual phases of dilated convolution…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Linwei Chen , Lin Gu , Ying Fu

Nowadays, we mainly use various convolution neural network (CNN) structures to extract features from radio data or spectrogram in AMR. Based on expert experience and spectrograms, they not only increase the difficulty of preprocessing, but…

信号处理 · 电气工程与系统科学 2019-12-10 Miao Du , Qin Yu , Shaomin Fei , Chen Wang , Xiaofeng Gong , Ruisen Luo

In speech enhancement, complex neural network has shown promising performance due to their effectiveness in processing complex-valued spectrum. Most of the recent speech enhancement approaches mainly focus on wide-band signal with a…

音频与语音处理 · 电气工程与系统科学 2021-11-17 Shubo Lv , Yihui Fu , Mengtao Xing , Jiayao Sun , Lei Xie , Jun Huang , Yannan Wang , Tao Yu

The quantum machine learning (QML) paradigms and their synergies with network slicing can be envisioned to be a disruptive technology on the cusp of entering to era of sixth-generation (6G), where the mobile communication systems are…

网络与互联网体系结构 · 计算机科学 2022-12-23 Farhad Rezazadeh , Sarang Kahvazadeh , Mohammadreza Mosahebfard

Radio signal classification plays a pivotal role in identifying the modulation scheme used in received radio signals, which is essential for demodulation and proper interpretation of the transmitted information. Researchers have underscored…

量子物理 · 物理学 2023-12-14 Yanqiu Wu , Eromanga Adermann , Chandra Thapa , Seyit Camtepe , Hajime Suzuki , Muhammad Usman

In the context of radio galaxy classification, most state-of-the-art neural network algorithms have been focused on single survey data. The question of whether these trained algorithms have cross-survey identification ability or can be…

天体物理仪器与方法 · 物理学 2019-07-31 Hongming Tang , Anna M. M. Scaife , J. P. Leahy

State-of-the-art video deblurring methods use deep network architectures to recover sharpened video frames. Blurring especially degrades high-frequency (HF) information, yet this aspect is often overlooked by recent models that focus more…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Bo Ji , Angela Yao

Unlike traditional distributed machine learning, federated learning stores data locally for training and then aggregates the models on the server, which solves the data security problem that may arise in traditional distributed machine…

机器学习 · 计算机科学 2023-01-02 Wan Jiang , Gang Liu , Xiaofeng Chen , Yipeng Zhou