<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-09-19T11:35:06Z</responseDate><request verb="GetRecord" identifier="oai:dspace.mit.edu:1721.1/82844" metadataPrefix="dim">https://dspace.mit.edu/server/oai/request</request><GetRecord><record><header><identifier>oai:dspace.mit.edu:1721.1/82844</identifier><datestamp>2026-06-06T01:06:35Z</datestamp><setSpec>com_1721.1_7582</setSpec><setSpec>com_1721.1_7581</setSpec><setSpec>col_1721.1_131023</setSpec></header><metadata><dim:dim xmlns:dim="http://www.dspace.org/xmlns/dspace/dim" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:doc="http://www.lyncode.com/xoai" xsi:schemaLocation="http://www.dspace.org/xmlns/dspace/dim http://www.dspace.org/schema/dim.xsd">
   <dim:field mdschema="dc" element="contributor" qualifier="advisor" lang="en_US">Nigel H. M. Wilson and Harilaos N. Koutsopoulos.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Ortega-Tong, Meisy A. (Meisy Andrea)</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="other" lang="en_US">Massachusetts Institute of Technology. Department of Civil and Environmental Engineering.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="department">Massachusetts Institute of Technology. Department of Civil and Environmental Engineering</dim:field>
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   <dim:field mdschema="dc" element="date" qualifier="accessioned">2013-12-06T20:48:31Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="available">2013-12-06T20:48:31Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">2013</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="uri">http://hdl.handle.net/1721.1/82844</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="oclc" lang="en_US">863226764</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Thesis (S.M. in Transportation)--Massachusetts Institute of Technology, Department of Civil and Environmental Engineering, 2013.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Cataloged from PDF version of thesis.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographical references (pages 157-163).</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="abstract" lang="en_US">Understanding transit users in terms of their travel patterns can support the planning and design of better services. User classification can improve market research through more targeted access to groups of interest. It facilitates planning through better survey design, as well as more detailed evaluation, through analysis of impacts based on the characterization of the affected users. Classification of public transport users can be enhanced through the use of data from smart cards. The objective of the thesis is to categorize and better understand travel patterns of London's public transport users, using an extensive database of Oyster Card transactions. Several travel characteristics related to temporal and spatial variability, activity patterns, sociodemographic characteristics, and mode choices are used to identify homogeneous clusters. Four of the groups identified represent regular users composed of workers and students who make commuting journeys during the week, and some of them make leisure journeys during weekends. The four remaining clusters are occasional users, composed of leisure travelers, and visitors traveling for tourism and business purposes. A detailed analysis of the characteristics of each group in terms of spatial travel patterns, temporal changes in cluster characteristics, and membership is presented. Lack of temporal stability at the cluster level indicated that four clusters are more appropriate to analyze passenger behavior. The clusters were used to examine in detail characteristics of some special groups, such as visitors and registered users. Visitors belong mainly to two clusters, making it possible to identify business and leisure visitors. Registered users showed larger proportions in regular user clusters and their travel patterns were more similar to regular user behavior. The analysis of Oyster Card attrition rates showed that occasional user cards exit the system at a faster rate than cards of regular users who retain their cards for longer periods of time, explaining the high drop in the number of active Oyster Cards observed between consecutive months.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility" lang="en_US">by Meisy A. Ortega-Tong.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="degree" lang="en_US">S.M. in Transportation</dim:field>
   <dim:field mdschema="dc" element="format" qualifier="extent" lang="en_US">163 pages</dim:field>
   <dim:field mdschema="dc" element="language" qualifier="iso" lang="en_US">eng</dim:field>
   <dim:field mdschema="dc" element="publisher" lang="en_US">Massachusetts Institute of Technology</dim:field>
   <dim:field mdschema="dc" element="rights" lang="en_US">M.I.T. theses are protected by 
copyright. They may be viewed from this source for any purpose, but 
reproduction or distribution in any format is prohibited without written 
permission. See provided URL for inquiries about permission.</dim:field>
   <dim:field mdschema="dc" element="rights" qualifier="uri" lang="en_US">http://dspace.mit.edu/handle/1721.1/7582</dim:field>
   <dim:field mdschema="dc" element="subject" lang="en_US">Civil and Environmental Engineering.</dim:field>
   <dim:field mdschema="dc" element="title" lang="en_US">Classification of London's public transport users using smart card data</dim:field>
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   	&lt;Title>Classification of London&amp;apos;s public transport users using smart card data&lt;/Title>
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   	&lt;PublicationDate>2013&lt;/PublicationDate>
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        	&lt;DisplayName>Ortega-Tong, Meisy A. (Meisy Andrea)&lt;/DisplayName>
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    &lt;Keyword>Civil and Environmental Engineering.&lt;/Keyword>
   	&lt;Abstract>Understanding transit users in terms of their travel patterns can support the planning and design of better services. User classification can improve market research through more targeted access to groups of interest. It facilitates planning through better survey design, as well as more detailed evaluation, through analysis of impacts based on the characterization of the affected users. Classification of public transport users can be enhanced through the use of data from smart cards. The objective of the thesis is to categorize and better understand travel patterns of London&amp;apos;s public transport users, using an extensive database of Oyster Card transactions. Several travel characteristics related to temporal and spatial variability, activity patterns, sociodemographic characteristics, and mode choices are used to identify homogeneous clusters. Four of the groups identified represent regular users composed of workers and students who make commuting journeys during the week, and some of them make leisure journeys during weekends. The four remaining clusters are occasional users, composed of leisure travelers, and visitors traveling for tourism and business purposes. A detailed analysis of the characteristics of each group in terms of spatial travel patterns, temporal changes in cluster characteristics, and membership is presented. Lack of temporal stability at the cluster level indicated that four clusters are more appropriate to analyze passenger behavior. The clusters were used to examine in detail characteristics of some special groups, such as visitors and registered users. Visitors belong mainly to two clusters, making it possible to identify business and leisure visitors. Registered users showed larger proportions in regular user clusters and their travel patterns were more similar to regular user behavior. The analysis of Oyster Card attrition rates showed that occasional user cards exit the system at a faster rate than cards of regular users who retain their cards for longer periods of time, explaining the high drop in the number of active Oyster Cards observed between consecutive months.&lt;/Abstract>
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