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Neural machine translation (NMT) has achieved notable success in recent times, however it is also widely recognized that this approach has limitations with handling infrequent words and word pairs. This paper presents a novel…

计算与语言 · 计算机科学 2017-08-08 Yang Feng , Shiyue Zhang , Andi Zhang , Dong Wang , Andrew Abel

An accurate channel estimation is crucial for the novel time domain synchronous orthogonal frequency-division multiplexing (TDS-OFDM) scheme in which pseudo noise (PN) sequences serve as both guard intervals (GI) for OFDM data symbols and…

信息论 · 计算机科学 2012-12-12 Ming Liu , Matthieu Crussière , Jean-François Hélard

Multiple-Input Multiple-Output (MIMO) systems are essential for wireless communications. Sinceclassical algorithms for symbol detection in MIMO setups require large computational resourcesor provide poor results, data-driven algorithms are…

In this study, we propose a novel machine learning based algorithm to improve the performance of beyond 5 generation (B5G) wireless communication system that is assisted by Orthogonal Frequency Division Multiplexing (OFDM) and…

网络与互联网体系结构 · 计算机科学 2022-01-19 Jafar Norolahi , Paeiz Azmi

Existing neural machine translation (NMT) studies mainly focus on developing dataset-specific models based on data from different tasks (e.g., document translation and chat translation). Although the dataset-specific models have achieved…

计算与语言 · 计算机科学 2023-05-19 Yunlong Liang , Fandong Meng , Jinan Xu , Jiaan Wang , Yufeng Chen , Jie Zhou

We consider a joint radar estimation and communication system using orthogonal frequency division multiplexing (OFDM) and orthogonal time frequency space (OTFS) modulations. The scenario is motivated by vehicular applications where a…

信息论 · 计算机科学 2019-02-07 Lorenzo Gaudio , Mari Kobayashi , Björn Bissinger , Giuseppe Caire

Neural networks (NNs) are increasingly used for data-driven subgrid-scale parameterization in weather and climate models. While NNs are powerful tools for learning complex nonlinear relationships from data, there are several challenges in…

In edge inference, wireless resource allocation and accelerator-level deep neural network (DNN) scheduling have yet to be co-optimized in an end-to-end manner. The lack of coordination between wireless transmission and accelerator-level DNN…

信号处理 · 电气工程与系统科学 2026-03-03 Sai Xu , Kai-Kit Wong , Yanan Du , Hyundong Shin

Multiple-input multiple-output (MIMO) systems require efficient and accurate channel estimation with low pilot overhead to unlock their full potential for high spectral and energy efficiency. While deep generative models have emerged as a…

信号处理 · 电气工程与系统科学 2026-01-21 Yongqiang Zhang , Qurrat-Ul-Ain Nadeem

Real-life engineering optimization problems need Multiobjective Optimization (MOO) tools. These problems are highly nonlinear. As the process of Multiple Criteria Decision-Making (MCDM) is much expanded most MOO problems in different…

软件工程 · 计算机科学 2010-04-20 A. Mosavi

We propose a neural network based approach for extracting models from dynamic data using ordinary and partial differential equations. In particular, given a time-series or spatio-temporal dataset, we seek to identify an accurate governing…

机器学习 · 计算机科学 2019-08-09 Yifan Sun , Linan Zhang , Hayden Schaeffer

Future wireless multiple-input multiple-output (MIMO) systems will integrate both sub-6 GHz and millimeter wave (mmWave) frequency bands to meet the growing demands for high data rates. MIMO link establishment typically requires accurate…

信号处理 · 电气工程与系统科学 2025-10-16 Faruk Pasic , Lukas Eller , Stefan Schwarz , Markus Rupp , Christoph F. Mecklenbräuker

Data representation is a fundamental task in machine learning. The representation of data affects the performance of the whole machine learning system. In a long history, the representation of data is done by feature engineering, and…

计算与语言 · 计算机科学 2016-11-21 Siwei Lai

Deep learning has been extensively used in wireless communication problems, including channel estimation. Although several data-driven approaches exist, a fair and realistic comparison between them is difficult due to inconsistencies in the…

人工智能 · 计算机科学 2023-11-14 Amal Feriani , Di Wu , Steve Liu , Greg Dudek

Due to recent technical and scientific advances, we have a wealth of information hidden in unstructured text data such as offline/online narratives, research articles, and clinical reports. To mine these data properly, attributable to their…

机器学习 · 计算机科学 2018-03-01 Ahmad Pesaranghader , Ali Pesaranghader , Stan Matwin , Marina Sokolova

In a target communication system, a delicately designed frequency offset estimation scheme is required to meet certain decoding performance. In this paper, we proposed at wo-step estimation scheme, coarse and residual, with different value…

信号处理 · 电气工程与系统科学 2021-07-20 Minkyeong Jeong , Sang-Won Choi , Juyeop Kim

This study explores the promising potential of integrating sensing capabilities into multiple-input multiple-output (MIMO)-orthogonal frequency division multiplexing (OFDM)-based networks through innovative multi-sensor fusion techniques,…

信号处理 · 电气工程与系统科学 2023-12-13 Elia Favarelli , Elisabetta Matricardi , Lorenzo Pucci , Wen Xu , Enrico Paolini , Andrea Giorgetti

Data-intensive workloads and applications, such as machine learning (ML), are fundamentally limited by traditional computing systems based on the von-Neumann architecture. As data movement operations and energy consumption become key…

硬件体系结构 · 计算机科学 2021-12-24 Mehdi Hassanpour , Marc Riera , Antonio González

In this paper, we propose an encoder-decoder neural architecture (called Channelformer) to achieve improved channel estimation for orthogonal frequency-division multiplexing (OFDM) waveforms in downlink scenarios. The self-attention…

信号处理 · 电气工程与系统科学 2023-02-10 Dianxin Luan , John Thompson

Data augmentation is an effective performance enhancement in neural machine translation (NMT) by generating additional bilingual data. In this paper, we propose a novel data augmentation enhancement strategy for neural machine translation.…

计算与语言 · 计算机科学 2020-04-30 Sufeng Duan , Hai Zhao , Dongdong Zhang , Rui Wang