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Blockchain-based knowledge-aware semantic communications for remote driving image transmission
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作者 Yangfei Lin Tutomu Murase +3 位作者 Yusheng Ji Wugedele Bao Lei Zhong Jie Li 《Digital Communications and Networks》 2025年第2期317-325,共9页
Remote driving,an emergent technology enabling remote operations of vehicles,presents a significant challenge in transmitting large volumes of image data to a central server.This requirement outpaces the capacity of t... Remote driving,an emergent technology enabling remote operations of vehicles,presents a significant challenge in transmitting large volumes of image data to a central server.This requirement outpaces the capacity of traditional communication methods.To tackle this,we propose a novel framework using semantic communications,through a region of interest semantic segmentation method,to reduce the communication costs by transmitting meaningful semantic information rather than bit-wise data.To solve the knowledge base inconsistencies inherent in semantic communications,we introduce a blockchain-based edge-assisted system for managing diverse and geographically varied semantic segmentation knowledge bases.This system not only ensures the security of data through the tamper-resistant nature of blockchain but also leverages edge computing for efficient management.Additionally,the implementation of blockchain sharding handles differentiated knowledge bases for various tasks,thus boosting overall blockchain efficiency.Experimental results show a great reduction in latency by sharding and an increase in model accuracy,confirming our framework's effectiveness. 展开更多
关键词 Semantic communication Remote driving Semantic segmentation Blockchain knowledge base management
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A Model-Based, Aspiration-Led Decision Support System NY-IEDSS
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作者 Feng ShanDept. of Aut. Control Eng. Huazhong Univ. of Sci. and Tech. Wuhan, 430074, China 《Journal of Systems Engineering and Electronics》 SCIE EI CSCD 1991年第2期34-43,共10页
An AI-aided simulation system embedded in a model-based, aspiration-led decision support system NY-IEDSS is reported. The NY-IEDSS is designed for mid-term development strategic study of the Nanyang Region in Henan, C... An AI-aided simulation system embedded in a model-based, aspiration-led decision support system NY-IEDSS is reported. The NY-IEDSS is designed for mid-term development strategic study of the Nanyang Region in Henan, China, and is getting beyond its prototype stage under the decision maker's (the end user) orientation. The integration of simulation model system, decision analysis and expert system for decision support in the system implementation was reviewed. The intent of the paper is to provide insight as to how system capability and acceptability can be enhanced by this integration. Moreover, emphasis is placed on problem orientation in applying the method. 展开更多
关键词 Decision making process Decision support system Aspiration-led DSS Intelligent front end Integrated knowledge base management system.
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