Systems Engineering and Electronics ›› 2021, Vol. 43 ›› Issue (1): 121-129.doi: 10.3969/j.issn.1001-506X.2021.01.15

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Construction method of battlefield situation heat map based on attention trends

Haoyang DONG(), Dongge ZHANG(), Ning QI(), Minggang YU(), Yanjie NIU()   

  1. College of Command and Control Engineering, Army Engineering University, Nanjing 210007, China
  • Received:2020-03-27 Online:2020-12-25 Published:2020-12-30

Abstract:

In the face of highly complex and changeable modern battlefield, how to quickly and intuitively find the situation hot spots on the battlefield and reduce the cognitive load is a great challenge for commanders. Aiming at the problem of finding hot spots in battlefield situation under time-varying conditions, on the basis of analyzing the forming mechanism of hot spots, the theory of attention potential is put forward, and the improved logistic time decay function (ILTDF) in line with human cognitive characteristics is constructed. Then the weighted kernel density estimation decay over time (W-KDE-DOT) and the construction method of the heat map of the battlefield situation based on attention potential are proposed. The experimental results show that the heat map construction method based on the theory of attention potential can depict the time-varying characteristics of the situation hot spots more accurately. And the proposed method is more consistent with the objective law of battlefield situation hot spot discovery, and can provide support for commanders and decision-makers to accurately grasp the battlefield situation hot spot.

Key words: situation awareness, attention potential, heat map, weighted kernel density estimation (W-KDE) method, time decay function

CLC Number: 

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