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Adaptive control strategies usually are designed based on gradient methods for the sake of simplicity in Lyapunov analysis. However, least squares (LS)-based parameter identifiers, with proper selection of design parameters, exhibit better…

系统与控制 · 电气工程与系统科学 2022-04-04 Nursefa Zengin , Baris Fidan , Ladan Khoshnevisan

This paper focuses on detection tasks in information extraction, where positive instances are sparsely distributed and models are usually evaluated using F-measure on positive classes. These characteristics often result in deficient…

计算与语言 · 计算机科学 2018-05-29 Hongyu Lin , Yaojie Lu , Xianpei Han , Le Sun

Federated learning has attracted increasing attention with the emergence of distributed data. While extensive federated learning algorithms have been proposed for the non-convex distributed problem, federated learning in practice still…

机器学习 · 计算机科学 2023-03-10 Xidong Wu , Feihu Huang , Zhengmian Hu , Heng Huang

Coordinate descent (CD) algorithms have become the method of choice for solving a number of optimization problems in machine learning. They are particularly popular for training linear models, including linear support vector machine…

机器学习 · 统计学 2014-01-16 Tobias Glasmachers , Ürün Dogan

This paper proposes a robust reduced-rank scheme for adaptive beamforming based on joint iterative optimization (JIO) of adaptive filters. The scheme provides an efficient way to deal with filters with large number of elements. It consists…

信息论 · 计算机科学 2013-03-18 Lei Wang , Rodrigo C. de Lamare

This paper proposes an iterative detection and decoding (IDD) scheme for a cell free massive multiple input multiple output (CF-mMIMO) system. Users send coded data to the access points (APs), which is jointly detected at central processing…

信息论 · 计算机科学 2022-10-25 T. Ssettumba , R. Di Renna , L. Landau , R. C. de Lamare

We propose using an adaptive sampling method to detect changes for a system with multiple lines. The adaptive sampling utilizes the information in responses to learn on which line is more likely to have a change thus allocating more units…

应用统计 · 统计学 2025-12-18 Yanqing Yi , Su-Fen Yang

User activity detection in grant-free random access massive machine type communication (mMTC) using pilot-hopping sequences can be formulated as solving a non-negative least squares (NNLS) problem. In this work, two architectures using…

信号处理 · 电气工程与系统科学 2020-12-08 Narges Mohammadi Sarband , Ema Becirovic , Mattias Krysander , Erik G. Larsson , Oscar Gustafsson

This paper develops novel conformal prediction methods for classification tasks that can automatically adapt to random label contamination in the calibration sample, leading to more informative prediction sets with stronger coverage…

统计方法学 · 统计学 2024-02-23 Matteo Sesia , Y. X. Rachel Wang , Xin Tong

In this letter, we propose a modulation classification algorithm which is based on the received signal's amplitude for coherent optical receivers. The proposed algorithm classifies the modulation format from several possible candidates by…

信号处理 · 电气工程与系统科学 2018-01-08 Xiang Lin , Yahia A. Eldemerdash , Octavia A. Dobre , Shu Zhang , Cheng Li

This paper introduces a novel methodology leveraging differentiable programming to design efficient, constrained adaptive non-uniform Linear Differential Microphone Arrays (LDMAs) with reduced implementation costs. Utilizing an automatic…

声音 · 计算机科学 2024-12-09 Siminfar Samakoush Galougah , Ramani Duraiswami

Stochastic reaction networks governed by Chemical Langevin Equations (CLE) exhibit pronounced multiscale dynamics spanning fast molecular reactions, intermediate transport, and slow cellular regulation, posing significant challenges for…

数值分析 · 数学 2026-04-02 Yuming Zeng , Wei Xie , Keqi Wang

This paper deals with MIMO detection for rank 4 LTE systems. The paper revolves around a previously known detector [1, by Inkyu Lee, TCOM'2010] which we shall refer to as RCSMLD (Reduced-Constellation-Size-Maximum-Likelihood-Detector).…

信息论 · 计算机科学 2014-07-08 Shashi Kant , Fredrik Rusek , Basuki E. Priyanto

Multilinear Compressive Learning (MCL) is an efficient signal acquisition and learning paradigm for multidimensional signals. The level of signal compression affects the detection or classification performance of a MCL model, with higher…

计算机视觉与模式识别 · 计算机科学 2021-09-06 Dat Thanh Tran , Moncef Gabbouj , Alexandros Iosifidis

Log anomaly detection refers to the task that distinguishes the anomalous log messages from normal log messages. Transformer-based large language models (LLMs) are becoming popular for log anomaly detection because of their superb ability…

机器学习 · 计算机科学 2025-03-20 Zhuoyi Yang , Ian G. Harris

Various factorization-based methods have been proposed to leverage second-order, or higher-order cross features for boosting the performance of predictive models. They generally enumerate all the cross features under a predefined maximum…

机器学习 · 计算机科学 2020-06-25 Weiyu Cheng , Yanyan Shen , Linpeng Huang

Simple authentication protocols based on conventional physical unclonable function (PUF) are vulnerable to modeling attacks and other security threats. This paper proposes an arbiter PUF based on a linear feedback shift register…

密码学与安全 · 计算机科学 2025-05-19 Yao Wang , Xue Mei , Zhengtai Chang , Wenbing Fan , Benqing Guo , Zhi Quan

This paper presents reduced-rank linearly constrained minimum variance (LCMV) beamforming algorithms based on joint iterative optimization of filters. The proposed reduced-rank scheme is based on a constrained joint iterative optimization…

其他计算机科学 · 计算机科学 2012-05-22 R. C. de Lamare , L. Wang , R. Fa

Inference-time computation is a critical yet challenging paradigm for enhancing the reasoning performance of large language models (LLMs). While existing strategies improve reasoning stability and consistency, they suffer from notable…

多智能体系统 · 计算机科学 2025-10-23 Rui Jerry Huang , Wendy Liu , Anastasia Miin , Lei Ding

In many practical applications, signals and environments are time- varying, which makes fixed filters unreliable. Adaptive filtering, on the other hand, updates in real time to suppress noise, track nonstationary signals, and identify…

综合数学 · 数学 2026-03-12 Keshav Raj Acharya , Pitambar Acharya