Social network structure has often been attributed to two network evolution mechanisms—
triadic closure and choice homophily—which are commonly considered independently or …

A deep comprehension of the development of scientific knowledge is necessary to properly
appreciate technological advancement and the process of knowledge innovation. However …

Human space exploration (HSE) is an interdisciplinary field composed of a range of subjects
that have developed dramatically over the last few decades. This paper investigates the …

The research leadership relations capture the directed and critical relations from leading
authors to participating authors in research collaborations. Studying the formation …

Abstract Background The Yinzhou Center for Disease Prevention and Control (CDC) in
China implemented an integrated health big data platform (IHBDP) that pooled health data …

Social network analysis and theory has proliferated rapidly across the social sciences,
shifting our analytical focus from individuals or groups to social relations or “ties.” Such ties …

The purpose of the present paper is to investigate the formation mechanism of big data
technology cooperation networks by considering the combined effect of three key factors, ie …

Conducting an in-depth analysis of 235,746 research papers in the field of artificial
intelligence spanning from 2001 to 2020, this study quantified the extent of research …

This paper presents an analysis of a temporal network that describes the social connections
of a large-scale (∼ 30,000) sample of online social network users, inhabitants of a fixed city …

Public procurement refers to processes through which national, regional, and local public
authorities, state-owned enterprises, or other related bodies governed by public law …