نتایج جستجو برای: distance to cities

تعداد نتایج: 10662026  

2011
Tiago Freire

This paper analyzes how low skill rural-urban migration in Brazil from 1986 to 2000 led to an increase in the labor supply of high skill women living in urban areas. Using weather shocks in rural areas and the distance between rural and urban municipalities as intruments, we are able to build an exogenous migration shock by skill and gender to cities. We show that cities that received proportio...

2006
Min Shao Xiaoyan Tang Yuanhang Zhang Wenjun Li

growth over the past two decades, accompanied by the development of large-scale industries and services. In the course of this expansion, medium-sized cities and small towns have sprung up around the larger cities, forming city clusters, often with similar or interdependent economies. The development of city clusters in China is somewhat similar to the formation of the megalopolis in the United...

Journal: :Chaos 2006
Paolo Crucitti Vito Latora Sergio Porta

Centrality has revealed crucial for understanding the structural properties of complex relational networks. Centrality is also relevant for various spatial factors affecting human life and behaviors in cities. Here, we present a comprehensive study of centrality distributions over geographic networks of urban streets. Five different measures of centrality, namely degree, closeness, betweenness,...

1997
Kan Chen

We propose a learning algorithm for solving the traveling salesman problem based on a simple strategy of trial and adaptation: i) A tour is selected by choosing cities probabilistically according to the “synaptic” strengths between cities. ii) The “synaptic” strengths of the links that form the tour are then enhanced (reduced) if the tour length is shorter (longer) than the average result of th...

2015
Ivan Nikolić

This paper analyses the determinants of newly built dwelling prices in Serbia in a panel of 24 cities over the period 2011-2014. Results suggest that dwelling prices primarily tend to rise with population growth and real total net wages as a proxy of household incomes, while declines in effective interest rate on housing loans are associated with higher dwelling prices. Additional explanatory v...

Introduction: The location of sanitary landfills is one of the most important environmental issues in cities. If the design of landfills is not appropriate, it will threaten human health. This study aimed to detect a suitable location for a landfill in Ilam, Iran.   Materials & Methods: A questionnaire and consultation with experts were used to conduct the research. For this purpose, three ma...

2017
Igor Lugo

This study tests distance weights based on the economic geography assumption of straight lines and the complex networks approach of empirical road segments in the Mexican system of cities to determine the best distance specification. We generated network graphs by using geospatial data and computed weights by measuring shortest paths, thereby characterizing their probability distributions and c...

Journal: :Netw. and Communic. Technol. 2012
Rohitha Goonatilake Rafic Bachnak

Network latency causes a delay in transmitting a message from one location to another. This can be attributed to several other factors, such as network congestion, network traffic, and computer storage capacities. Of course, the distance between two locations is the main factor that contributes to the delay. Since transmission between two cities will not be a straight path, latency is subject t...

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