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Decision-focused learning (DFL) offers an end-to-end approach to the predict-then-optimize (PO) framework by training predictive models directly on decision loss (DL), enhancing decision-making performance within PO contexts. However, the…

机器学习 · 计算机科学 2025-04-15 Jiaqi Yang , Enming Liang , Zicheng Su , Zhichao Zou , Peng Zhen , Jiecheng Guo , Wanjing Ma , Kun An

In H-mode tokamak plasmas, the plasma is sometimes ejected beyond the edge transport barrier. These events are known as edge localized modes (ELMs). ELMs cause a loss of energy and damage the vessel walls. Understanding the physics of ELMs…

等离子体物理 · 物理学 2024-07-08 N. Q. X. Teo , V. H. Hall-Chen , K. Barada , R. J. H. Ng , L. Gu , A. K. Yeoh , Q. T. Pratt , X. Garbet , T. L. Rhodes

Multimode fibers (MMFs) offer a cost-effective connection solution for small and medium length networks. However, data rates through multimode fibers are traditionally limited by modal dispersion. Signal processing and Multiple-Input…

光学 · 物理学 2011-10-06 Kumar Appaiah , Sagi Zisman , Sriram Vishwanath , Seth R. Bank

Recently, the polarimetricmethod for thermally-induced polarization changes driven power losses (TIPCL) mitigation in complex laser systems has been developed. However, the final optimization relied on the four-parameter numerical process.…

We use Machine Learning (ML) and system identification validation approaches to estimate neural network models of large-scale Deformable Mirrors (DMs) used in Adaptive Optics (AO) systems. To obtain the training, validation, and test data…

系统与控制 · 电气工程与系统科学 2019-11-19 Aleksandar Haber

Recently, a framework for application-oriented optimal experiment design has been introduced. In this context, the distance of the estimated system from the true one is measured in terms of a particular end-performance metric. This…

信息论 · 计算机科学 2015-07-28 Dimitrios Katselis , Cristian R. Rojas , Carolyn L. Beck

Optical interconnects (OIs) based on vertical-cavity surface-emitting lasers (VCSELs) are the main workhorse within data centers, supercomputers, and even vehicles, providing low-cost, high-rate connectivity. VCSELs must operate under…

In this paper, we investigate the design and implementation of machine learning (ML) based demodulation methods in the physical layer of visible light communication (VLC) systems. We build a flexible hardware prototype of an end-to-end VLC…

信号处理 · 电气工程与系统科学 2019-03-28 Shuai Ma , Jiahui Dai , Songtao Lu , Hang Li , Han Zhang , Chun Du , Shiyin Li

The idea of media-based modulation (MBM) is to embed information in the channel states via intentional perturbations of the transmission media. This article covers a broad range of topics regarding MBM, expanding on its benefits and…

信息论 · 计算机科学 2022-11-15 Ehsan Seifi , Amir K. Khandani , Mehran Atamanesh

Magneto-static finite element (FE) simulations make numerical optimization of electrical machines very time-consuming and computationally intensive during the design stage. In this paper, we present the application of a hybrid data-and…

机器学习 · 计算机科学 2023-06-16 Vivek Parekh , Dominik Flore , Sebastian Schöps , Peter Theisinger

This work presents two novel optimization methods based on integer linear programming (ILP) that minimize the number of adders used to implement a direct/transposed finite impulse response (FIR) filter adhering to a given frequency…

信号处理 · 电气工程与系统科学 2019-12-10 Martin Kumm , Anastasia Volkova , Silviu-Ioan Filip

Light-emitting diode (LED)-based communications, such as visible light communications (VLC) and infrared (IR) communications, are candidate techniques to provide short-range and high-speed data transmission. In this paper, M-ary pulse…

信息论 · 计算机科学 2018-06-19 Jie Lian , Mohammad Noshad , Maite Brandt-Pearce

Distribution matching (DM) transforms independent and Bernoulli(1/2) distributed bits into a sequence of output symbols with a desired distribution. A fixed-to-fixed length, invertible DM architecture based on shell mapping is presented. It…

信息论 · 计算机科学 2018-12-14 Patrick Schulte , Fabian Steiner

Masked diffusion models (MDMs) have emerged as a promising alternative to autoregressive models for language modeling, yet the effective design of transformer architectures for MDMs remains underexplored. In this paper, we show that…

机器学习 · 计算机科学 2026-05-26 Sanghyun Lee , Chunsan Hong , Seungryong Kim , Jonghyun Lee , Jongho Park , Dongmin Park

Design Structure Matrix (DSM) modularization, the task of partitioning system elements into cohesive modules, is a fundamental combinatorial challenge in engineering design. Traditional methods treat modularization as a pure graph…

计算工程、金融与科学 · 计算机科学 2026-05-01 Shuo Jiang , Jianxi Luo

Channel estimation and beamforming play critical roles in frequency-division duplexing (FDD) massive multiple-input multiple-output (MIMO) systems. However, these two modules have been treated as two stand-alone components, which makes it…

信号处理 · 电气工程与系统科学 2021-08-04 Yifan Ma , Yifei Shen , Xianghao Yu , Jun Zhang , S. H. Song , Khaled B. Letaief

Reliable navigation in under-canopy agricultural environments remains a challenge due to GNSS unreliability, cluttered rows, and variable lighting. To address these limitations, we present an end-to-end learning-based navigation system that…

机器人学 · 计算机科学 2025-11-05 Ana Luiza Mineiro , Francisco Affonso , Marcelo Becker

In diffusion-based molecular communication, information is transferred from a transmitter to a receiver using molecular carriers. The low achievable data rate is the main disadvantage of diffusion-based molecular over radio-based…

新兴技术 · 计算机科学 2018-09-18 Tayyebeh Jahani-Nezhad , Foroogh S. Tabataba

Dynamic Mode Decomposition (DMD) yields a linear, approximate model of a system's dynamics that is built from data. We seek to reduce the order of this model by identifying a reduced set of modes that best fit the output. We adopt a model…

机器学习 · 统计学 2020-01-20 John Graff , Xianzhang Xu , Francis D. Lagor , Tarunraj Singh

Extended Dynamic Mode Decomposition (EDMD) is a widely-used data-driven approach to learn an approximation of the Koopman operator. Consequently, it provides a powerful tool for data-driven analysis, prediction, and control of nonlinear…

系统与控制 · 电气工程与系统科学 2024-08-23 Yang Guo , Manuel Schaller , Karl Worthmann , Stefan Streif