A Practical Strategy to Study Stochastic Chaos

Author(s):  
T. Fang ◽  
C. L. Wu ◽  
X. L. Yang
METRON ◽  
2021 ◽  
Author(s):  
Paolo Mariani ◽  
Andrea Marletta

AbstractSocial media has become a widespread element of people’s everyday life, which is used to communicate and generate contents. Among the several ways to express a reaction to social media contents, the “Likes” are critical. Indeed, they convey preferences, which drive existing markets or allow the creation of new ones. Nevertheless, the appreciation indicators have some complex features, as for example the interpretation of the absence of “Likes”. In this case, the lack of approval may be considered as a specific behaviour. The present study aimed to define whether the absence of Likes may indicate the presence of a specific behaviour through the contextualization of the treatment of missing data applied to real cases. We provided a practical strategy for extracting more knowledge from social media data, whose synthesis raises several measurement problems. We proposed an approach based on the disambiguation of missing data in two modalities: “Dislike” and “Nothing”. Finally, a data pre-processing technique was suggested to increase the signal of social media data.


Author(s):  
Xing Li ◽  
Pingan Zhai ◽  
Yongsheng Fang ◽  
Wenhui Li ◽  
Honghong Chang ◽  
...  

A general and practical strategy for the construction of various keto-substituted isoxazolidines via one-pot three-component reaction of easily accessible, safer and more stable sulfoxonium ylides, nitrosoarenes and olefins is described.


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