Seminar Mischungszeiten

Das Seminar findet mittwochs 16-18 Uhr im Raum N0.003 stattfinden. Der Vortrag kann sowohl auf Deutsch als auch auf Englisch gehalten werden.

Themenliste: 

05.04.Introduction to mixing times (D.S.) (Chapter 1 to 5 in [1])

19.04.: 1) Wilson's lower bound technique (D.M.)  (Chapter 13.5 of [1], and its original proof in [4]) 

   2) The riffle shuffle (N.W.) (Chapter 8.3 of [1]) 

03.05.: 1) Hitting of large sets (L.S.) (Chapter 24 of [1]) 

   2) Martingales and waiting patterns (L.P.) (Chapter 17 of [1]) 

10.05.: 1) Path coupling Part I: The transportation metric (H.S.) (Chapter 14 of [1])

2) Path coupling Part II: Applications to the Ising model (M.G.) (Chapter 15 of [1])

17.05.: 1) Coupling from the past Part I: Introduction (J.H.) (Chapter 25.1-25.3 of [1] and Chapters 10 to 12 of [2] )

2) Coupling from the past Part II: Applications to spin systems (P.H.) (Chapter 25.4  and [3])

07.06.: 1) The censoring inequality Part I: Introduction (N.W.) (Chapter 22.6 of [1])

2) The censoring inequality Part II: Applications and counterexamples (J.K.) (Exercise 22.7 in [1], and [5])

14.06.: 1) Exclusion processes Part I: The symmetric case (A.O.) (Chapter 23 of [1], and  its original proof in [4])

2) Exclusion processes Part II: The asymmetric case (P.S.) (Chapter 23.3 of [1])

21.06.: 1) Cover times Part I : Matthews method (M.P.) (Chapter 11 of [1])

2) Cover times Part II: Application to Lamplighters (Chapter 19 of [1]) (A.J.)

Literatur: [1] Levin, Peres, Wilmer: Markov chains and mixing times 

[2] Häggström: Finite Markov chains and algorithmic applications (please send mail for pdf file)

[3] Huber: Perfect sampling using bounding chains

[4] Wilson: Mixing times of lozenge tiling and card shuffling Markov chains

[5] Holroyd: Some circumstances where extra updates can delay mixing


Hinweise zum Seminarablauf:


Allgemeine Hinweise zur Vortragsgestaltung: