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Forfurthervolumes: http://www.springer.com/series/10030 Eliane Regina Rodrigues • Jorge Alberto Achcar Applications of Discrete-time Markov Chains and Poisson Processes to Air Pollution Modeling and Studies 123 ElianeReginaRodrigues JorgeAlbertoAchcar AreadelaInvestigacio´nCient´ıfica UniversidadedeSa˜oPaulo InstitutodeMatema´ticas Av.Bandeirantes3900 UniversidadNacionalAuto´nomadeMe´xico SaoPaulo,Brazil MexicoCity,DF04510 Mexico ISSN2191-8198 ISSN2191-8201(electronic) ISBN978-1-4614-4644-6 ISBN978-1-4614-4645-3(eBook) DOI10.1007/978-1-4614-4645-3 SpringerNewYorkHeidelbergDordrechtLondon LibraryofCongressControlNumber:2012944741 MathematicsSubjectClassification(2010):60J10,60J20,60G55,62F15,65C05,60K15,60K20,62N05, 92F99 ©ElianeReginaRodrigues2013 Thisworkissubjecttocopyright.AllrightsarereservedbythePublisher,whetherthewholeorpartof thematerialisconcerned,specificallytherightsoftranslation,reprinting,reuseofillustrations,recitation, broadcasting,reproductiononmicrofilmsorinanyotherphysicalway,andtransmissionorinformation storageandretrieval,electronicadaptation,computersoftware,orbysimilarordissimilarmethodology nowknownorhereafterdeveloped.Exemptedfromthislegalreservationarebriefexcerptsinconnection with reviews or scholarly analysis or material supplied specifically for the purpose of being entered and executed on a computer system, for exclusive use by the purchaser of the work. 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Printedonacid-freepaper SpringerispartofSpringerScience+BusinessMedia(www.springer.com) To myparentsJoa˜oandThereza, and mysistersJaneandMoˆnica. Muitoobrigadapor tudo. ERR To myparentsAlbertoandMadalena (in memoriam). JAA Acknowledgements OurthankstoAct.GuadalupeTzintzunandDr.Adria´nA.Ferna´ndez-Bremauntzfor providingtheozonedatafromthemonitoringstationsoftheMetropolitanAreaof MexicoCityandalsoinformationabouttheenvironmentalregulationsinMexico. Thankyou,GiselaOrt´ız-Rodr´ıguezandRomualdaH.Pe´rez-Mun˜oz,forallowing ustousethematerialfromyourMaster’sDissertationandUndergraduateFinalYear Report,respectively. We also thank two anonymous reviewers for their comments and suggestions regardingthepresentationofthiswork. AspecialthankstoDonnaChernyk,theAssociateEditorofSpringerBriefs,for contactingusaboutsubmittingaBriefsproposal. We also thank the publishers of the works we have used here for giving us permissiontodoso. ThankyoutoC.andJ.forkeepingcompanyduringthewritinghours. During the preparation of this work partial financial support was provided by the project PAPIIT-IN104110-3 of the Direccio´n General de Apoyo al Personal Acade´micooftheUniversidadNacionalAuto´nomadeMe´xico,Mexico. vii Contents 1 Introduction .................................................................. 1 2 MarkovChainModels....................................................... 11 2.1 Introduction............................................................. 11 2.2 DescriptionoftheMathematicalModel............................... 12 2.3 BayesianFormulation.................................................. 14 2.4 ApplicationtoOzoneAirPollution ................................... 17 3 PoissonModelsandTheirApplicationtoOzoneData .................. 25 3.1 Introduction............................................................. 25 3.2 HomogeneousPoissonModels........................................ 26 3.3 Non-homogeneousPoissonModels................................... 40 3.4 ModelswiththePresenceofChange-Points.......................... 54 4 ModelingtheTimeBetweenOzoneExceedances ........................ 65 4.1 Introduction............................................................. 65 4.2 TheMathematicalModels ............................................. 66 4.3 AnApplicationtoOzoneData......................................... 69 5 SomeCountingProcessesandOzoneAirPollution...................... 79 5.1 Introduction............................................................. 79 5.2 DescriptionoftheIndependentandBivariateModels................ 80 5.3 ACopulaModel........................................................ 85 6 Comments..................................................................... 91 References......................................................................... 93 Appendix:ProgramCode....................................................... 97 A.1 RCode fortheNon-homogeneousPoissonModels withNoChange-Points................................................. 97 A.1.1 WeibullRateFunction......................................... 97 ix x Contents A.1.2 GeneralizedGoel–OkumotoRateFunction.................. 98 A.1.3 Musa–OkumotoRateFunction ............................... 100 A.2 WinBugsCode.......................................................... 102 A.2.1 WinBugs Code for the Non-homogeneous ModelswithOneChange-Point .............................. 102 A.2.2 WinBugsCodefortheTimesBetweenExceedances........ 102 Index............................................................................... 105