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Adjusting the latency, power, and accuracy of natural language understanding models is a desirable objective of an efficient architecture. This paper proposes an efficient Transformer architecture that adjusts the inference computational…

计算与语言 · 计算机科学 2024-09-20 Sajjad Kachuee , Mohammad Sharifkhani

It is known that phase noise (PN) can cause link performance to degrade severely in orthogonal frequency division multiplexing (OFDM) systems, such as IEEE 802.11, 3GPP LTE and 5G. As opposed to prior PN mitigation schemes that assume…

信息论 · 计算机科学 2018-06-11 Kun Wang , Louay M. A. Jalloul , Ahmad Gomaa

This paper presents novel techniques for improving the error correction performance and reducing the complexity of coarsely quantized 5G-LDPC decoders. The proposed decoder design supports arbitrary message-passing schedules on a…

信息论 · 计算机科学 2025-08-19 Philipp Mohr , Gerhard Bauch

This paper analyzes the performance of multicell massive multiple-input and multiple-output (MIMO) systems with variable-resolution analog-to-digital converters (ADCs). In such an architecture, each ADC uses arbitrary quantization…

信息论 · 计算机科学 2021-09-21 Youzhi Xiong , Sanshan Sun , Ning Wei , Li Liu , Zhongpei Zhang

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

High-quality speech corpora are essential foundations for most speech applications. However, such speech data are expensive and limited since they are collected in professional recording environments. In this work, we propose an…

音频与语音处理 · 电气工程与系统科学 2020-11-11 Haoyu Li , Yang Ai , Junichi Yamagishi

The design of low-density parity-check (LDPC) code ensembles optimized for a finite number of decoder iterations is investigated. Our approach employs EXIT chart analysis and differential evolution to design such ensembles for the binary…

信息论 · 计算机科学 2016-11-17 Ian P. Mulholland , Enrico Paolini , Mark F. Flanagan

In recent years we have witnessed an increasing interest in applying Deep Neural Networks (DNNs) to improve the rate-distortion performance in image compression. However, the existing approaches either train a post-processing DNN on the…

图像与视频处理 · 电气工程与系统科学 2020-10-27 Yannick Strümpler , Ren Yang , Radu Timofte

Use of multiple light emitting diodes (LED) is an attractive way to increase spectral efficiency in visible light communications (VLC). A non-DC-biased OFDM (NDC OFDM) scheme that uses two LEDs has been proposed in the literature recently.…

信息论 · 计算机科学 2015-07-17 S. P. Alaka , T. Lakshmi Narasimhan , A. Chockalingam

A central challenge in training classification models in the real-world federated system is learning with non-IID data. To cope with this, most of the existing works involve enforcing regularization in local optimization or improving the…

机器学习 · 计算机科学 2021-10-29 Mi Luo , Fei Chen , Dapeng Hu , Yifan Zhang , Jian Liang , Jiashi Feng

In dynamically varying optical wireless communication (OWC) links, conventional quadrature amplitude modulation (QAM) in optical orthogonal frequency-division multiplexing (OFDM) requires frequent channel estimation and equalization,…

光学 · 物理学 2026-03-19 Tian Cao , Ping Wang , Tianfeng Wu , Kaile Wang , Jian Song

We propose a framework for the design, optimization, and implementation of Look-Up Tables (LUTs) used to recover noisy, oversampled, quantized signals given a parametric input model. The LUTs emulate the spectral effects of pre-quantization…

信号处理 · 电气工程与系统科学 2025-07-28 Morriel Kasher , Michael Tinston , Predrag Spasojevic

In the context of noisy partial label learning (NPLL), each training sample is associated with a set of candidate labels annotated by multiple noisy annotators. With the emergence of high-performance pre-trained vision-language models…

计算机视觉与模式识别 · 计算机科学 2026-01-30 Qian-Wei Wang , Yaguang Song , Shu-Tao Xia

Integrated Sensing and Communication (ISAC) with Orthogonal Frequency Division Multiplexing (OFDM) waveforms is a key enabler for next-generation wireless systems. Recent studies show that Convolutional Neural Networks (CNNs) can estimate…

信号处理 · 电气工程与系统科学 2025-12-01 Ali Al Khansa

Training a deep neural network with noisy labels could reduce data annotation cost but may introduce noise into the learned model. In meta label correction approaches, an additional meta model besides the main model is trained with a small,…

机器学习 · 计算机科学 2026-05-19 Ba Hoang Anh Nguyen , Viet Cuong Ta

Labeled data is a fundamental component in training supervised deep learning models for computer vision tasks. However, the labeling process, especially for ordinal image classification where class boundaries are often ambiguous, is prone…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Alireza Sedighi Moghaddam , Mohammad Reza Mohammadi

With the increasing number and enhanced capabilities of IoT devices in smart buildings, these devices are evolving beyond basic data collection and control to actively participate in deep learning tasks. Federated Learning (FL), as a…

机器学习 · 计算机科学 2025-04-15 Heqiang Wang , Xiang Liu , Yucheng Liu , Jia Zhou , Weihong Yang , Xiaoxiong Zhong

Inverse optimal control (IOC) allows the retrieval of optimal cost function weights, or behavioral parameters, from human motion. The literature on IOC uses methods that are either based on a slow bilevel process or a fast but…

机器人学 · 计算机科学 2025-10-10 Filip Bečanović , Kosta Jovanović , Vincent Bonnet

Federated Learning enables visual models to be trained in a privacy-preserving way using real-world data from mobile devices. Given their distributed nature, the statistics of the data across these devices is likely to differ significantly.…

机器学习 · 计算机科学 2019-09-16 Tzu-Ming Harry Hsu , Hang Qi , Matthew Brown

Iterative learning control (ILC) is a control strategy for repetitive tasks wherein information from previous runs is leveraged to improve future performance. Optimization-based ILC (OB-ILC) is a powerful design framework for constrained…

系统与控制 · 电气工程与系统科学 2022-05-27 Dominic Liao-McPherson , Efe C. Balta , Alisa Rupenyan , John Lygeros