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Architecture & Urban Research Institute

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±â»ç¸í ´ëÁß ±³Åë¸ÁÀÇ ³×Æ®¿öÅ© ½Å·Úµµ¿¡ °üÇÑ Áö¸®ÇÐÀû ºÐ¼® / Geographical Analysis on Network Reliability of Public Transportation Systems : A Case Study of Subway Network System in Seoul / ¼­¿ï½Ã ÁöÇÏö¸ÁÀ» ´ë»óÀ¸·Î
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¹ßÇà»ç ´ëÇÑÁö¸®ÇÐȸ
¼ö·Ï»çÇ× ´ëÇÑÁö¸®ÇÐȸÁö , v.44 n.2(2009-06)
ÆäÀÌÁö ½ÃÀÛÆäÀÌÁö(187) ÃÑÆäÀÌÁö(19)
ISSN 1225-6633
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ÁÖÁ¦¾î Áß¿ä±â¹Ý½Ã¼³ ; ÁöÇÏö¸Á ; Çãºê ; ³×Æ®¿öÅ© ½Å·Úµµ ; ½Ã¹Ä·¹ÀÌ¼Ç Á¢±Ù¹ý ; critical network infrastructure ; subway network system ; hub ; network reliability ; simulation based approach
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¿ä¾à2 Failures on network components of a public transportation system can give rise to the severe degradation of entire system functionality. This paper aims at exploring how potential failures can affect the system flows and reliability of subway network systems in Metropolitan Seoul. To evaluate the range of impacts of disruptions, this research employs a probabilistic approach, network reliability. Network reliability measures the network resiliency and probability of flow loss under a variety of simulated disruptions of critical network components, transfer stations in subway system. By identifying the best and worst scenarios associated with geographical impact, as well as evaluating the criticality of transfer stations, this research presents some insights for protecting current subways systems.
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