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Distinction of OFDM signals from single carrier signals is highly important for adaptive receiver algorithms and signal identification applications. OFDM signals exhibit Gaussian characteristics in time domain and fourth order cumulants of…

信息论 · 计算机科学 2015-01-05 Ali Gorcin , Huseyin Arslan

Respiratory diseases remain major global health challenges, and traditional auscultation is often limited by subjectivity, environmental noise, and inter-clinician variability. This study presents an explainable multimodal deep learning…

声音 · 计算机科学 2025-12-02 S M Asiful Islam Saky , Md Rashidul Islam , Md Saiful Arefin , Shahaba Alam

Guessing random additive noise decoding (GRAND) is a noise-centric decoding method, which is suitable for ultra-reliable low-latency communications, as it supports high-rate error correction codes that generate short-length codewords. GRAND…

信息论 · 计算机科学 2022-12-12 Ioannis Chatzigeorgiou , Francisco A. Monteiro

We derive the mathematical equations required for channel estimation and data detection of filter bank multi-carrier (FBMC) offset quadrature amplitude modulation (OQAM) systems with affine precoding and decoding. The mean square error…

信号处理 · 电气工程与系统科学 2020-09-03 Radhashyam Patra , Arunanshu Mohapatra

The detection of anomalous sounds in machinery operation presents a significant challenge due to the difficulty in generalizing anomalous acoustic patterns. This task is typically approached as an unsupervised learning or novelty detection…

音频与语音处理 · 电气工程与系统科学 2024-10-30 Seunghyeon Shin , Seokjin Lee

Channel estimation is a challenging task, especially in a massive multiple-input multiple-output (MIMO) system with one-bit analog-to-digital converters (ADC). Traditional deep learning (DL) methods, that learn the mapping from inputs to…

信号处理 · 电气工程与系统科学 2021-06-04 Yudi Dong , Huaxia Wang , Yu-Dong Yao

Neural Additive Models (NAMs) have recently demonstrated promising predictive performance while maintaining interpretability. However, their capacity is limited to capturing only first-order feature interactions, which restricts their…

机器学习 · 计算机科学 2025-11-17 Minkyu Kim , Hyun-Soo Choi , Jinho Kim

Automatic Modulation Classification (AMC) plays a significant role in modern cognitive and intelligent radio systems, where accurate identification of modulation is crucial for adaptive communication. The presence of heterogeneous wireless…

信号处理 · 电气工程与系统科学 2025-08-12 K. A. Shahriar

Deep learning has been shown to be highly effective for automatic modulation classification (AMC), which is a pivotal technology for next-generation cognitive communications. Yet, existing deep learning methods for AMC often lack robust…

信号处理 · 电气工程与系统科学 2025-12-03 Huian Yang , Rajeev Sahay

Sound and complete algorithms have been proposed to compute identifiable causal queries using the causal structure and data. However, most of these algorithms assume accurate estimation of the data distribution, which is impractical for…

机器学习 · 计算机科学 2024-10-29 Md Musfiqur Rahman , Murat Kocaoglu

We propose Convolutional Block Attention Module (CBAM), a simple yet effective attention module for feed-forward convolutional neural networks. Given an intermediate feature map, our module sequentially infers attention maps along two…

计算机视觉与模式识别 · 计算机科学 2018-07-19 Sanghyun Woo , Jongchan Park , Joon-Young Lee , In So Kweon

In order to reduce hardware complexity and power consumption, massive multiple-input multiple-output (MIMO) systems employ low-resolution analog-to-digital converters (ADCs) to acquire quantized measurements $\boldsymbol y$. This poses new…

信息论 · 计算机科学 2021-02-12 Shuai Huang , Deqiang Qiu , Trac D. Tran

GBM is a highly aggressive primary malignancy in adults, necessitating personalized therapeutic strategies due to its inherent molecular heterogeneity. MGMT promoter methylation is a pivotal prognostic biomarker for anticipating response to…

量子物理 · 物理学 2026-04-28 Emine Akpinar , Murat Oduncuoglu

Since the signal with strong power should be demodulated first for successive interference cancellation (SIC) demodulation in non-orthogonal multiple access (NOMA) systems, the base station (BS) should inform the near user terminal (UT),…

信号处理 · 电气工程与系统科学 2020-10-19 Wenwu Xie , Jian Xiao , Jinxia Yang , Xin Peng , Chao Yu , Peng Zhu

The Call admission control (CAC) is one of the Radio Resource Management (RRM) techniques that plays influential role in ensuring the desired Quality of Service (QoS) to the users and applications in next generation networks. This paper…

网络与互联网体系结构 · 计算机科学 2010-04-22 Ramesh Babu H. S. , Gowrishankar , Satyanarayana P. S

Constellation shaping is a well-established method to improve upon a regular quadrature amplitude modulation (QAM). It is known that the gain achieved by any shaping method for an additive white Gaussian noise (AWGN) channel is…

信息论 · 计算机科学 2025-04-28 Kirill Ivanov , Wei Yang , Jing Jiang

This paper introduces likelihood-based and feature-based modulation recognition methods. In the feature-based modulation simulation part, instantaneous feature, cyclic spectrum, high-order cumulants, and wavelet transform features are used…

信号处理 · 电气工程与系统科学 2022-07-29 Rong Han , Zihuai Lin

Arabic dialect recognition presents a significant challenge in speech technology due to the linguistic diversity of Arabic and the scarcity of large annotated datasets, particularly for underrepresented dialects. This research investigates…

音频与语音处理 · 电气工程与系统科学 2025-06-27 Ghazal Al-Shwayyat , Omer Nezih Gerek

Automatic Modulation Recognition (AMR) detects modulation schemes of received signals for further processing of signals without any priori information, which is critically important for civil spectrum regulation, information countermea…

网络与互联网体系结构 · 计算机科学 2025-08-20 Bojun Zhang

Molecular communication (MC) is emerging paradigm that employs molecules as information carriers, inspired by biological signaling processes. Existing modulation schemes such as on-off keying (OOK), although simple to implement, suffer from…

新兴技术 · 计算机科学 2026-03-10 Muskan Ahuja , Abhishek K. Gupta