arXiv:2412.05103eess.SPcs.HC2024-12中稿 · the Open Journal o…

将语义通信与人类决策结合,降低通信开销同时匹配认知能力。

Integrating Semantic Communication and Human Decision-Making into an End-to-End Sensing-Decision Framework

  • 构建端到端感知-决策框架,用概率模型模拟人类决策过程。
  • 发现语义信息量与认知能力间存在根本性权衡,可减少带宽和延迟。
  • 适合研究人机协同、低资源通信系统或认知心理学交叉领域。

早在1949年,Weaver就将通信定义为一个心智或技术系统影响另一个的全过程,从而确立了语义通信的概念。随着机器学习在专家辅助系统中成功应用,无线传输感知信息以支持人类任务执行的需求日益迫切。语义通信旨在传递对人类决策(HDM)相关的感知信息含义。然而,语义通信与人类决策之间的相互作用仍存诸多未解问题,如如何建模完整的端到端感知-决策流程、如何为人类决策设计语义通信,以及应提供哪些信息。为此,我们提出将语义通信与人类决策整合进一个概率化的端到端感知-决策框架,该框架连接通信与心理学。在这一跨学科框架中,我们通过人类决策模型来探索语义通信中的特征提取如何最优地支持人类决策,理论分析与仿真均揭示了最大化相关语义信息与匹配人类认知能力之间的根本性权衡。初步研究表明,语义通信可在保持决策效能的同时,平衡信息细节与认知负荷,显著降低带宽、功耗和延迟需求。

原文摘要 · Abstract (English)

As early as 1949, Weaver defined communication in a very broad sense to include all procedures by which one mind or technical system can influence another, thus establishing the idea of semantic communication. With the recent success of machine learning in expert assistance systems where sensed information is wirelessly provided to a human to assist task execution, the need to design effective and efficient communications has become increasingly apparent. In particular, semantic communication aims to convey the meaning behind the sensed information relevant for Human Decision-Making (HDM). Regarding the interplay between semantic communication and HDM, many questions remain, such as how to model the entire end-to-end sensing-decision-making process, how to design semantic communication for the HDM and which information should be provided for HDM. To address these questions, we propose to integrate semantic communication and HDM into one probabilistic end-to-end sensing-decision framework that bridges communications and psychology. In our interdisciplinary framework, we model the human through a HDM process, allowing us to explore how feature extraction from semantic communication can best support HDM both in theory and in simulations. In this sense, our study reveals the fundamental design trade-off between maximizing the relevant semantic information and matching the cognitive capabilities of the HDM model. Our initial analysis shows how semantic communication can balance the level of detail with human cognitive capabilities while demanding less bandwidth, power, and latency.

语义通信人机协同认知建模

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