scholarly journals An optimal algorithm for the automatic generation of March tests

Author(s):  
A. Benso ◽  
S. Di Carlo ◽  
G. Di Natale ◽  
P. Prinetto
2011 ◽  
Vol 105-107 ◽  
pp. 2133-2139
Author(s):  
Jian Bo Xu ◽  
Zhi Kun Wang ◽  
Li Sheng Song

For the traditional automatic-generation algorithm of electronic chart plan shipping route, it is difficult to achieve the shortest route and the least turning points at the same time. In this article, the optimal and planned shipping route automatic-generation method algorithm based on the rubber band algorithm was put forward. In this algorithm, the elasticity principle of rubber band was adopted to improve the original and basic path and the shortest path and the least turning points can be achieved at the same time. The experimental results showed that the algorithm can quickly and automatically generate an optimal and safe route with good stability and high searching efficiency and so it can be applied to shipping route planning in complicated and large sea area.


2001 ◽  
Vol 9 (6) ◽  
pp. 845-857 ◽  
Author(s):  
K. Zarrineh ◽  
S.J. Upadhyaya ◽  
S. Chakravarty

Author(s):  
Luisa Lugli ◽  
Stefania D’Ascenzo ◽  
Roberto Nicoletti ◽  
Carlo Umiltà

Abstract. The Simon effect lies on the automatic generation of a stimulus spatial code, which, however, is not relevant for performing the task. Results typically show faster performance when stimulus and response locations correspond, rather than when they do not. Considering reaction time distributions, two types of Simon effect have been individuated, which are thought to depend on different mechanisms: visuomotor activation versus cognitive translation of spatial codes. The present study aimed to investigate whether the presence of a distractor, which affects the allocation of attentional resources and, thus, the time needed to generate the spatial code, changes the nature of the Simon effect. In four experiments, we manipulated the presence and the characteristics of the distractor. Findings extend previous evidence regarding the distinction between visuomotor activation and cognitive translation of spatial stimulus codes in a Simon task. They are discussed with reference to the attentional model of the Simon effect.


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