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Molecular Communications (MC) is a bio-inspired communication technique that uses molecules to encode and transfer information. Many efforts have been focused on developing new modulation techniques for MC by exploiting distinguishable…

新兴技术 · 计算机科学 2022-05-27 M. Serkan Kopuzlu , M. Okan Araz , Ahmet R. Emirdagi , Murat Kuscu

Performance analysis of optimal signal detection using quantized received signals of a linear vector channel, which is an extension of code-division multiple-access (CDMA) or multiple-input multiple-output (MIMO) channels, in the large…

信息论 · 计算机科学 2008-05-23 Kazutaka Nakamura

In this paper, we study the generalized problem that minimizes or maximizes a multi-order complex quadratic form with constant-modulus constraints on all elements of its optimization variable. Such a mathematical problem is commonly…

信号处理 · 电气工程与系统科学 2025-08-28 Chunxuan Shi , Yongzhe Li , Ran Tao

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…

信号处理 · 电气工程与系统科学 2025-11-18 Hasan Akgul , Mari Eplik , Javier Rojas , Akira Yamamoto , Rajesh Kumar , Maya Singh

We study diversity in one-shot communication over molecular timing channels. We consider a channel model where the transmitter simultaneously releases a large number of information particles, while the information is encoded in the time of…

信息论 · 计算机科学 2018-01-18 Yonathan Murin , Nariman Farsad , Mainak Chowdhury , Andrea Goldsmith

This paper focuses on the combined radar and communications problem and conducts a thorough analytical investigation on the effect of phase and frequency change on the communication and sensing functionality. First, we consider the…

信息论 · 计算机科学 2024-05-03 Tian Han , Rajitha Senanayake , Peter Smith , Jamie Evans , William Moran , Robin Evans

Modulation classification, recognized as the intermediate step between signal detection and demodulation, is widely deployed in several modern wireless communication systems. Although many approaches have been studied in the last decades…

信号处理 · 电气工程与系统科学 2020-09-07 Van-Sang Doan , Thien Huynh-The , Cam-Hao Hua , Quoc-Viet Pham , Dong-Seong Kim

In recent years, machine learning (ML) based reconstruction has been widely investigated and employed in cardiac magnetic resonance (CMR) imaging. ML-based reconstructions can deliver clinically acceptable image quality under substantially…

图像与视频处理 · 电气工程与系统科学 2024-11-18 Chi Zhang , Michael Loecher , Cagan Alkan , Mahmut Yurt , Shreyas S. Vasanawala , Daniel B. Ennis

This paper introduces a robust, learning-based method for diagnosing the state of distribution network switchgear, which is crucial for maintaining the power quality for end users. Traditional diagnostic models often rely heavily on expert…

信号处理 · 电气工程与系统科学 2023-12-08 Wenxi Zhang , Zhe Li , Weixi Li , Weisi Ma , Xinyi Chen , Sizhe Li

This paper investigates the state estimation problem for unknown linear systems subject to both process and measurement noise. Based on a prior input-output trajectory sampled at a higher frequency and a prior state trajectory sampled at a…

系统与控制 · 电气工程与系统科学 2025-01-23 Peihu Duan , Tao Liu , Yu Xing , Karl Henrik Johansson

In this work, we analyze modulated sampling schemes, such as the Nyquist Folding Receiver, which are highly efficient, readily implementable, non-uniform sampling schemes that allows for the blind estimation of a narrow-band signal's…

信息论 · 计算机科学 2012-08-01 Ray Maleh , Gerald L. Fudge

Signal detection and modulation classification are two crucial tasks in various wireless communication systems. Different from prior works that investigate them independently, this paper studies the joint signal detection and automatic…

信号处理 · 电气工程与系统科学 2024-05-03 Huijun Xing , Xuhui Zhang , Shuo Chang , Jinke Ren , Zixun Zhang , Jie Xu , Shuguang Cui

Accurate quantum state readout is crucial for error correction and algorithms, but measurement errors are detrimental. Readout fidelity is typically limited by a poor signal-to-noise ratio (SNR) and energy relaxation ($T_1$ decay), a…

量子物理 · 物理学 2026-01-28 Samuel Jung , Neel Vora , Akel Hashim , Yilun Xu , Gang Huang

In this paper, a centralized Power Control (PC) scheme and an interference channel learning method are jointly tackled to allow a Cognitive Radio Network (CRN) access to the frequency band of a Primary User (PU) operating based on an…

网络与互联网体系结构 · 计算机科学 2015-10-23 Anestis Tsakmalis , Symeon Chatzinotas , Björn Ottersten

In this paper, we examine the use of a deep multi-layer perceptron architecture to classify received signals as one of seven common waveforms, single carrier (SC), single-carrier frequency division multiple access (SC-FDMA), orthogonal…

机器学习 · 计算机科学 2021-10-04 C. Tanner Fredieu , Anthony Martone , R. Michael Buehrer

In this paper, we propose an algorithm for downlink (DL) channel covariance matrix (CCM) estimation for frequency division duplexing (FDD) massive multiple-input multiple-output (MIMO) communication systems with base station (BS) possessing…

机器学习 · 计算机科学 2025-09-23 Melih Can Zerin , Elif Vural , Ali Özgür Yılmaz

Multimodal Sentiment Analysis (MSA) aims to infer human sentiment from textual, acoustic, and visual signals. In real-world scenarios, however, multimodal inputs are often compromised by dynamic noise or modality missingness. Existing…

人工智能 · 计算机科学 2026-04-09 Yitong Zhu , Yuxuan Jiang , Guanxuan Jiang , Bojing Hou , Peng Yuan Zhou , Ge Lin Kan , Yuyang Wang

Band-resolved frequency modulation spectroscopy is a common method to measure weak signals of radiative ensembles. When the optical depth of the medium is large, the signal drops exponentially and the technique becomes ineffective. In this…

State estimation that combines observational data with mathematical models is central to many applications and is commonly addressed through filtering methods, such as ensemble Kalman filters. In this article, we examine the signal-tracking…

数值分析 · 数学 2025-09-08 Nazanin Abedini , Jana de Wiljes , Svetlana Dubinkina

We investigate machine learning based on clustering techniques that are suitable for the detection of encoded strings of q-ary symbols transmitted over a noisy channel with partially unknown characteristics. We consider the detection of the…

信号处理 · 电气工程与系统科学 2018-12-24 Kees A. Schouhamer Immink , Kui Cai