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Migrants' assimilation is a major challenge for European societies, in part because of the sudden surge of refugees in recent years and in part because of long-term demographic trends. In this paper, we use Facebook's data for advertisers…

社会与信息网络 · 计算机科学 2018-09-03 Antoine Dubois , Emilio Zagheni , Kiran Garimella , Ingmar Weber

The migration of conversational AI agents across different embodiments in order to maintain the continuity of the task has been recently explored to further improve user experience. However, these migratable agents lack contextual…

机器人学 · 计算机科学 2020-10-26 Ravi Tejwani , Boris Katz , Cynthia Breazeal

In this preliminary study, we used the Global Database of Events, Language, and Tone (GDELT) database to examine xenophobic events reported in the media during 2022. We collected a dataset of 2,778 unique events and created a choropleth map…

计算机与社会 · 计算机科学 2023-08-10 Himarsha R. Jayanetti , Erika Frydenlund , Michele C. Weigle

Accurately forecasting flight departure delays is essential for improving operational efficiency and mitigating the cascading disruptions that propagate through tightly coupled aircraft rotations. Traditional machine learning approaches…

系统与控制 · 电气工程与系统科学 2025-12-10 Jianyang Zhou

Background: Mental illness can lead to adverse outcomes such as homelessness and police interaction and understanding of the events leading up to these adverse outcomes is important. Predictive models may help identify individuals at risk…

机器学习 · 计算机科学 2023-08-14 Faezehsadat Shahidi , M. Ethan MacDonald , Dallas Seitz , Geoffrey Messier

We propose an analytical framework able to investigate discussions about polarized topics in online social networks from many different angles. The framework supports the analysis of social networks along several dimensions: time, space and…

Researches on the human mobility have made great progress in many aspects, but the long-term and long-distance migration behavior is lack of in-depth and extensive research because of the difficult in accessing to household data. In this…

物理与社会 · 物理学 2019-03-27 Qi Nie , Jian-Jun Wu , Xiao-Yong Yan , Jin-Hu Liu , Jun Wang

The complex relationship between climate shocks, migration, and adaptation hampers a rigorous understanding of the heterogeneous mobility outcomes of farm households exposed to climate risk. To unpack this heterogeneity, the analysis…

综合经济学 · 经济学 2024-03-15 Marco Letta , Pierluigi Montalbano , Adriana Paolantonio

The severity of natural disasters is increasing every year, impacting many people's lives. During the response phase of disasters, airports are important hubs where relief aid arrives and people need to be evacuated. However, the airport…

多智能体系统 · 计算机科学 2025-07-08 Luka Van de Sype , Matthieu Vert , Alexei Sharpanskykh , Seyed Sahand Mohammadi Ziabari

Migration patterns are complex and context-dependent, with the distances migrants travel varying greatly depending on socio-economic and demographic factors. While global migration studies often focus on Western countries, there is a…

物理与社会 · 物理学 2026-03-30 Irene Tafani , Ola Ali , Rafael Prieto-Curiel , Massimo Riccaboni

Migration has been a core topic in German political debate, from the postwar displacement of millions of expellees to labor migration and recent refugee movements. Studying political speech across such wide-ranging phenomena in depth has…

计算与语言 · 计算机科学 2026-04-06 Aida Kostikova , Ole Pütz , Steffen Eger , Olga Sabelfeld , Benjamin Paassen

In distributed evolutionary algorithms, migration interval is used to decide migration moments. Nevertheless, migration moments predetermined by intervals cannot match the dynamic situation of evolution. In this paper, a scheme of setting…

神经与进化计算 · 计算机科学 2017-01-06 Chengjun Li , Jia Wu

We explore the connection between migration patterns and emergent behaviors of evolving populations in spatially heterogeneous environments. Despite extensive studies in ecologically and medically important systems, a unifying framework…

种群与进化 · 定量生物学 2024-01-10 Casey O. Barkan , Shenshen Wang

Environmental disasters such as flash floods are becoming more and more prevalent and carry an increasing burden on human civilization. They are usually unpredictable, fast in development, and extend across large geographical areas. The…

系统与控制 · 电气工程与系统科学 2020-10-30 Kun Qian , Christian G. Claudel

The cluster analysis methods are used in order to perform a comparative study of 15 EU countries in relation with the fluctuations of some basic macroeconomic indicators. The statistical distances between countries are calculated for…

综合金融 · 定量金融 2010-03-16 Mircea Gligor , Marcel Ausloos

The sharp decline in Ireland's economic performance in recent years has coincided with a recent fall in asylum applications. Simultaneously countries such as Switzerland are seeing increases in asylum numbers with evidence for greater…

应用统计 · 统计学 2013-05-14 Gerard Keogh

Due to the significance of transportation planning, traffic management, and dispatch optimization, predicting passenger origin-destination has emerged as a crucial requirement for intelligent transportation systems management. In this…

机器学习 · 计算机科学 2023-06-06 Pouria Golshanrad , Hamid Mahini , Behnam Bahrak

Natural disasters affect hundreds of millions of people worldwide every year. Early warning, humanitarian response and recovery mechanisms can be improved by using big data sources. Measuring the different dimensions of the impact of…

计算机与社会 · 计算机科学 2020-06-25 David Pastor-Escuredo , Yolanda Torres , Maria Martinez , Pedro J. Zufiria

In applications of dynamical systems, situations can arise where it is desired to predict the onset of synchronization as it can lead to characteristic and significant changes in the system performance and behaviors, for better or worse. In…

适应与自组织系统 · 物理学 2021-06-30 Huawei Fan , Ling-Wei Kong , Ying-Cheng Lai , Xingang Wang

We discuss a box model of migration in channels of networks with possible application for modelling motion of migrants in migration networks. The channel consists of nodes of the network (nodes may be considered as boxes representing…

物理与社会 · 物理学 2016-12-05 Nikolay K. Vitanov , Kaloyan N. Vitanov , Tsvetelina Ivanova