Results 1 to 10 of about 1,541,181 (239)

Particle smoothing techniques with turbo principle for MIMO systems [PDF]

open access: yes2003 4th IEEE Workshop on Signal Processing Advances in Wireless Communications - SPAWC 2003 (IEEE Cat. No.03EX689), 2003
We address the problem of space-time communications in the context where the turbo principle is used in order to improve the robustness of the transmission. Recovering the sequence of emitted symbols in the wide-band context is known to lead to a computationally very challenging problem.
Christophe Andrieu   +2 more
semanticscholar   +3 more sources

Multiple-Input-Multiple-Output Filtered Multitone Time Reversal Acoustic Communications Using Direct Adaptation-Based Turbo Equalization

open access: yesSensors, 2023
This paper proposes using direct adaptation (DA)-based turbo equalization in multiple-input-multiple-output (MIMO) filtered multitone (FMT) time reversal (TR) acoustic communications to jointly suppress noise, residual co-channel interference (CCI) and ...
Lin Sun, Haisen Li
doaj   +2 more sources

Fast, Efficient, and Viable Compressed Sensing, Low-Rank, and Robust Principle Component Analysis Algorithms for Radar Signal Processing

open access: yesRemote Sensing, 2023
Modern radar signal processing techniques make strong use of compressed sensing, affine rank minimization, and robust principle component analysis. The corresponding reconstruction algorithms should fulfill the following desired properties: complex ...
Reinhard Panhuber
doaj   +2 more sources

Principle and applications of semiconductor optical amplifiers-based turbo-switches

open access: yesFrontiers of Optoelectronics, 2016
All-optical high-speed turbo-switches can effectively increase the switching speed using cascaded semiconductor optical amplifiers (SOAs). The overall recovery time or the bandwidth of turbo-switch was numerically analyzed with time-domain and frequency-domain SOA models.
Xuelin Yang, Weisheng Hu
semanticscholar   +3 more sources

Iterative channel estimation based on the Turbo principle for UWB system

open access: yesTongxin xuebao, 2008
An iterative channel estimation algorithm and receiver structures based on Turbo principle were proposed for estimating channel parameters in a TH-UWB system under the realistic UWB channel model from IEEE 802.15.
TENG Peng-wei1   +2 more
doaj   +3 more sources

Graph Neural Network-Enhanced Expectation Propagation Algorithm for MIMO Turbo Receivers [PDF]

open access: yesIEEE Transactions on Signal Processing, 2023
Deep neural networks (NNs) are considered a powerful tool for balancing the performance and complexity of multiple-input multiple-output (MIMO) receivers due to their accurate feature extraction, high parallelism, and excellent inference ability.
Xingyu Zhou   +4 more
semanticscholar   +1 more source

ToMChallenges: A Principle-Guided Dataset and Diverse Evaluation Tasks for Exploring Theory of Mind [PDF]

open access: yesConference on Computational Natural Language Learning, 2023
Theory of Mind (ToM), the capacity to comprehend the mental states of distinct individuals, is essential for numerous practical applications. With the development of large language models (LLMs), there is a heated debate about whether they are able to ...
Xiaomeng Ma, Lingyu Gao, Qihui Xu
semanticscholar   +1 more source

Application of Gas Foil Bearings in China

open access: yesApplied Sciences, 2021
Gas foil bearing has been widely used in high-speed turbo machinery due to its oil-free, wide temperature range, low cost, high adaptability, high stability and environmental friendliness.
Yu Hou   +5 more
doaj   +1 more source

TEFL: Turbo Explainable Federated Learning for 6G Trustworthy Zero-Touch Network Slicing [PDF]

open access: yesarXiv.org, 2022
Sixth-generation (6G) networks anticipate intelligently supporting a massive number of coexisting and heterogeneous slices associated with various vertical use cases.
Swastika Roy   +2 more
semanticscholar   +1 more source

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