中文
相关论文

相关论文: A spatial scientometric analysis of the publicatio…

200 篇论文

The percentages of shares of world publications of the European Union and its member states, China, and the United States have been represented differently as a result of using different databases. An analytical variant of the…

数字图书馆 · 计算机科学 2014-05-15 Loet Leydesdorff , Caroline S. Wagner , Lutz Bornmann

How nations shape the scientific frontier matters for technological competition, but standard metrics, including publication counts, citations, and disruption indices, look backward and fail to distinguish between fundamentally different…

数字图书馆 · 计算机科学 2026-03-03 Jeffrey W. Lockhart , Jamshid Sourati , Feng Shi , James Evans

Urban outputs, from economy to innovation, are known to grow as a power of a city's population. But, since large cities tend to be central in transportation and communication networks, the effects attributed to city size may be confounded…

物理与社会 · 物理学 2024-06-24 Xiaofan Liang , César A. Hidalgo , Pierre-Alexandre Balland , Siqi Zheng , Jianghao Wang

Here we extract the geographical addresses of authors in the Citeseer database of computer science papers. We show that the productivity of research centres in the United States follows a power-law regime, apart from the most productive…

物理与社会 · 物理学 2007-05-23 Rui Carvalho , Michael Batty

Scientometrics is the study of the quantitative aspects of the process of science as a communication system. It is centrally, but not only, concerned with the analysis of citations in the academic literature. In recent years it has come to…

数字图书馆 · 计算机科学 2016-04-25 John Mingers , Loet Leydesdorff

The paper presents the results of the study of international and national cooperation of Ukrainian scientists from different scientific fields using citation analysis data from Scopus in the period of 2011-2015. The results show that during…

数字图书馆 · 计算机科学 2018-07-30 Serhii Nazarovets

The research field of spatial scientometrics is dedicated to measuring and analyzing science with spatial components (e.g., location, place, mapping). Because of the dynamic nature of this field, researchers from multidisciplinary domains…

数字图书馆 · 计算机科学 2014-06-12 Song Gao

Using ideas and tools of complexity science we design a holistic measure of \textit{Scientific Fitness}, encompassing the scientific knowledge, capabilities and competitiveness of a research system. We characterize the temporal dynamics of…

数字图书馆 · 计算机科学 2022-12-13 Aurelio Patelli , Lorenzo Napolitano , Giulio Cimini , Andrea Gabrielli

We perform the analysis of scientific collaboration at the level of universities. The scope of this study is to answer two fundamental questions: (i) can one indicate a category (i.e., a scientific discipline) that has the greatest impact…

物理与社会 · 物理学 2013-12-17 Julian Sienkiewicz , Krzysztof Soja , Janusz A. Holyst , Peter M. A. Sloot

A bibliometric approach is explored to tracking international scientific migration, based on an analysis of the affiliation countries of authors publishing in peer reviewed journals indexed in Scopus. The paper introduces a model that…

数字图书馆 · 计算机科学 2014-06-24 Gali Halevi , Henk F. Moed

Bornmann and Leydesdorff (in press) proposed methods based on Web-of-Science data to identify field-specific excellence in cities where highly-cited papers were published more frequently than can be expected. Top performers in output are…

数字图书馆 · 计算机科学 2011-09-07 Lutz Bornmann , Loet Leydesdorff

Cities are systems with a large number of constituents and agents interacting with each other and can be considered as emblematic of complex systems. Modeling these systems is a real challenge and triggered the interest of many disciplines…

物理与社会 · 物理学 2019-10-23 Marc Barthelemy

Digitization of publications, advancement in communication technology, and the availability of bibliographic data have made it easier for the researchers to study the growth and dynamics of any discipline. We present a study on…

数字图书馆 · 计算机科学 2020-11-04 Kiran Sharma , Parul Khurana

This study investigates the shifting global dynamics of Artificial Intelligence (AI) research by analysing the trajectories of countries dominating AI publications between 2000 and 2025. Drawing on the comprehensive OpenAlex datasets and…

计算机与社会 · 计算机科学 2026-03-17 Jason Hung

The intention of this work is to analyze top scientists' collaboration behavior at the "international", "domestic extramural" and "intramural" levels, and compare it to that of their lesser performing colleagues. The field of observation…

数字图书馆 · 计算机科学 2019-09-19 Giovanni Abramo , Ciriaco Andrea D'Angelo , Flavia Di Costa

This study aimed to identify and analyze the characteristics of highly cited publications in the field of artificial intelligence within the Science Citation Index Expanded from 1991 to 2022. The assessment focused on documents that…

数字图书馆 · 计算机科学 2024-11-19 Yuh-Shan Ho , Juan-Jose Prieto-Gutierrez

Every year many scholars are funded by the China Scholarship Council (CSC). The CSC is a funding agency established by the Chinese government with the main initiative of training Chinese scholars to conduct research abroad and to promote…

数字图书馆 · 计算机科学 2022-03-23 Zhichao Fang , Wout Lamers , Rodrigo Costas

Spatial scientometrics has attracted a lot of attention in the very recent past. The visualization methods (density maps) presented in this paper allow for an analysis revealing regions of excellence around the world using computer programs…

数字图书馆 · 计算机科学 2011-04-13 Lutz Bornmann , Ludo Waltman

Artificial intelligence (AI) is gradually changing the planet. Data digitisation, computing infrastructure and machine learning are helping AI tools to spread across all sectors of society. This article presents the results of a…

计算机与社会 · 计算机科学 2023-12-19 Juan-Jose Prieto-Gutierrez , Francisco Segado-Boj , Fabiana Da Silva França

The Chinese approach to developing a world-class science system includes a vigorous set of programmes to attract back Chinese researchers who have overseas training and work experience. No analysis is available to show the performance of…

应用统计 · 统计学 2019-10-22 Cong Cao , Jeroen Baas , Caroline S. Wagner , Koen Jonkers