The paper proposes the Historical Relative Performance Index in order to quantitatively extract information in the scores hit in the sets of head-to-head game in badminton tournaments. The index is treated as the weights of the directed networks built between competing athletes. The paper also...

Network and graph model is a good alternative to analyze huge collective textual data for the ability to reduce the dimensionality of the data. Texts can be seen as syntactic and semantic network among words and phrases seen as concepts. The model is implemented to observe the proposals of...

The paper discusses an important aspect of the complexity of corruption eradication in Indonesia. Corruption eradication is practically not merely about law enforcement, but also related to social, economic, and political aspects of the nation. By extracting the data from national news media and...

The paper statistically observed the recorded data of the series of social clashes and violence in Ambon, Indonesia in the period of social conflict between 1999-2004. The scaling laws are revealed and the power-law fitting procedures and analysis are conducted. The results also reviewed some...

Psychological states side by side with the bounded rational expectations among social agents contributes to the pattern of consumptions in economic system. One of the psychological states are the envy – a tendency to emulate any gaps with other agents' properties. The evolutionary game...

We discuss the way of hoax spreading as gossip and rumor throughout the social media, i.e.: Twitter, by observing an empirical case in Indonesia. We discuss the spreading factor of the gossip in the social media and see the epidemiology of the propagation hoax before and after the hoax being...

A lot of changing in recent Indonesian political dynamics with eventual fact shows how political recruitment for legislative and executive chairs in national as well as regional levels in direct voting systems have brought the patterns of coalitions among political parties into interesting focus...

The paper discusses the employment of the index composed from the dynamical tree of correlations among stock prices both with the popularly used standard (conventional) composite one. The spectral index focus on the dynamics of the correlation coefficients among stock prices while composite...

The integration process between evolutionary approach and conventional economic analysis is very essential for the next development of economic studies, especially in the fundamental concepts of modern economics: supply and demand analysis. In this presentation, we use the concept of meme to...

Cellular phone is one of the most developing technological artifacts today. The evolution occurs through random innovation. Our effort is trying to view the evolution of this artifact from memetics. By constructing a phylomemetic tree based on cellular phone memes to infer or estimate the...