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Wireless key generation system for internet of vehicles based on deep learning
Published 2024-02-01“…In recent years, the widespread application of internet of vehicles technology has garnered attention due to its complex nature and point-to-point communication characteristics.Critical and sensitive vehicle information is transmitted between different devices in internet of vehicles, necessitating the establishment of secure and reliable lightweight keys for encryption and decryption purposes in order to ensure communication security.Traditional key generation schemes have limitations in terms of flexibility and expandability within the vehicle network.A popular alternative is the physical layer key generation technology based on wireless channels, which offers lightweight characteristics and a theoretical basis of security in information theory.However, in the context of internet of vehicles, the movement speed of devices impacts the autocorrelation of generated keys, requiring improvements to traditional channel modeling methods.Additionally, the randomness and consistency of generated wireless keys are of higher importance in applications in internet of vehicles.This research focused on a key generation system based on the wireless physical layer, conducting channel modeling based on line-of-sight and multipath fading effects to reflect the impact of vehicle speed on autocorrelation.To enhance the randomness of key generation, a differential quantization method based on cumulative distribution function was proposed.Furthermore, an information reconciliation scheme based on neural network auto-encoder was introduced to achieve a dynamic balance between reliability and confidentiality.Compared to the implementation of Slepian-Wolf low-density parity-check codes, the proposed method reduces the bit disagreement rate by approximately 30%.…”
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183
Recognition of Impact Load on Connecting-Shaft Rotor System Based on Motor Current Signal Analysis
Published 2024-10-01“…Hence, a load recognition method based on motor current information is proposed in this paper to recognize impact loads on the connecting-shaft rotor system. …”
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AI-Based Anomaly Detection and Optimization Framework for Blockchain Smart Contracts
Published 2025-04-01Get full text
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Accounting Management and Optimizing Production Based on Distributed Semantic Recognition
Published 2024-01-01“…These results highlight the algorithm’s efficacy in enhancing the understanding and analysis of customer needs, market trends, competitors, and other pertinent information within the realm of commercial applications for companies.…”
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An overview of the CSI feedback based on deep learning for massive MIMO systems
Published 2020-03-01“…The massive multiple-input multiple-output (MIMO) technology is considered to be one of the core technologies of the next generation communication system.To fully utilize the potential gains of MIMO systems,the base station should accurately acquire the channel state information (CSI).Due to the significant increase in the number of antennas,the traditional feedback schemes based on the codebook or vector quantization are faced with great technical challenges.Recently,deep learning (DL) has provided a new idea for solving CSI feedback problems in massive MIMO systems.It was focused on the key technologies of the CSI feedback for massive MIMO systems.Firstly,the background and significance of the CSI feedback were expounded.Then,a model for the massive MIMO system was established and the sparse nature of CSI was analyzed.Several schemes of introducing DL into the CSI feedback mechanism were introduced and compared in detail.Finally,a further prospect on the development trend of the CSI feedback based on DL was made.…”
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PSO–SOM Neural Network Algorithm for Series Arc Fault Detection
Published 2020-01-01Get full text
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Tensor Calculus in Digital Colorimetry
Published 2022-10-01“…According to this approach the color space is a set of directed vector fields undergoing sampling, quantization and coding operations. Also it is a dynamic open system exchanging information with the environment at a given level and to identify color with specified levels of accuracy, reliability, uncertainty and entropy.…”
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High-Bit-Depth Geometry Representation and Compression in MPEG Immersive Video System
Published 2024-01-01“…However, the original high-bit-depth geometry information is quantized to fit the conventional video codec during this process, leading to the loss of detailed sub-bit information. …”
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TinyML-enabled fuzzy logic for enhanced road anomaly detection in remote sensing
Published 2025-07-01Get full text
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QP-Adaptive Dual-Path Residual Integrated Frequency Transformer for Data-Driven In-Loop Filter in VVC
Published 2025-07-01Get full text
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A Multi-Objective Gray Consistency Correction Method for Mosaicking Regional SAR Intensity Images with Brightness Anomalies
Published 2025-05-01“…In the process of mosaicking regional synthetic aperture radar (SAR) intensity images, multiple images with significant brightness anomalies can cause a considerable number of pixels to exceed the grayscale quantization range. Applying traditional color harmonization methods increases this issue, causing a loss of brightness information. …”
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SIGNETS: Neural Network Architectures for m-QAM Soft Demodulation
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A novel reconstruction-based video anomaly detection with idempotent generative network
Published 2025-06-01“…Reconstruction-based VAD has received increasing research attention, but faces challenges such as missing anomalies for the reconstruction error as a criterion, and information loss when suppressing anomalous data, existing methods also struggle to detect unseen anomalies. …”
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Active Disturbance Rejection Vector Control for High-Power Asynchronous Motor to Suppress Measurement Noise
Published 2021-09-01“…Influenced by such factors as interference, quantization errors, and motor operating conditions, the detection elements gives the speed information mixed with noise that needs to be filtered, but the traditional speed filtering method cannot consider both real-time and precision requirements. …”
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Low-Complexity Receiver Using Undersampling for Guard-Band SSB-DDO-OFDM
Published 2017-01-01Get full text
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Human Activity Recognition Based on Point Clouds from Millimeter-Wave Radar
Published 2024-11-01Get full text
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Microcontroller-Based EdgeML: Health Monitoring for Stress and Sleep via HRV
Published 2024-12-01Get full text
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