Current Projects

ForschungsCampus Modal BahnLab
Optimal Airplane Trajectories Optimal Airplane Trajectories
Vehicle Rotation Planning Vehicle Rotation Planning
Optimization of Toll Control Tours Optimization of Toll Control Tours
TTPLIB A Train Timetabling Problem Library

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Past Projects

Optimal Train Dispatching Optimal Train Dispatching
Routing of Rail Freight Traffic Routing of Rail Freight Traffic
TS-OPT Slot Allocation for Railways (Trassenbörse)
CS-OPT Airline Crew Scheduling

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Talks/Presentations/Workshops

Title Location Date
Re-optimization of Rolling Stock Rotations SOR2013, Rotterdam
2013-09-03
Capacity Allocation by Auctions [pdf]

RailCopenhagen Summer School, Copenhagen
2013-05-16
Comparing Railway Capacity Allocation Models

RailCopenhagen, Copenhagen
2013-05-14
Recent Developments in Railway Track Allocation

Optimierungsseminar, ZIB
2012-09-26
Railway Track Allocation - Simulation, Aggregation, and Optimization

SOR 2012, Hannover
2012-09-06
Recent Developments in Railway Track Allocation

ISMP 2012, Berlin
2012-08-20
Rapid Branching

CASPT 2012, Santiago de Chile
2012-07-26
Railway Track Allocation - Simulation, Aggregation, and Optimization

Seminar, TU Warschau
2012-01-18
Binpacking by SCIP

Seminar, TU Warschau
2012-01-17
A CIP Approach for the Locomotive Refueling Problem

SOR 2011, Zurich
2011-09-02
Railway Track Allocation - Simulation, Aggregation, and Optimization

1st International Workshop on High-speed and Intercity Railways (IWHIR 2011), HongKong
2011-07-21
Workshop on Mathematical Optimization of Railway-Systems
CPAIOR2011, Berlin (ZIB)
2011-05-24
Railway Track Allocation - Simulation and Optimization

4th International Seminar on Railway Operations Modelling and Analysis (ISROR), Rom
2011-02-17
Railway Track Allocation

MASCOS Discrete Optimization 2010, Sydney
2010-10-14
Railway Track Allocation by Rapid Branching

ATMOS 2010, Liverpool
2010-09-09
The Simplon Project - Modeling and Optimizing a real Railway Corridor

PATAT 2010 8th International Conference on the Practice and Theory of automated Timetabling, Belfast
2010-08-12
A Branch and Generate Heuristic to Train Timetabling Problems

24th European Conference on Operational Research, Lisboa
2010-07-13
Crews, Trassen & Brammen: IP@Work

KAI Seminar ABB, Ladenburg
2010-05-27
Branch and Price for the Train Timetabling Problem

Oberseminar AG Optimierung, Kaiserslautern
2010-03-16
Branch and Price for the Train Timetabling Problem

GOR Workshop - Mathematical Optimization in Transportation - Airline, Public Transport, Railway Handling, Bad Honnef
2009-11-20
Branch and Price for the Train Timetabling Problem

Conference on Transportation Scheduling and Disruption Handling, Prato
2009-09-17
A Bundle Approach for Path Coupling Problems

20th ISMP Meeting 2009, Chicago
2009-08-25
A bundle approach for solving large scale train timetabling problems"

23rd European Conference on Operational Research,Bonn
2009-07-06
Discrete Mathematics for the TTP

DFG Graduiertenkolleg AlgoSyn, RWTH Aachen
2009-03-05
Optimization of macroscopic train schedules via TS-OPT

3rd International Seminar on Railway Operations Modelling and Analysis (ISROR), Zürich
2009-02-12
Projekt "Trassenbörse"

BAG-SPNV, Hannover
2009-01-16
Mathematik im Verkehr

Scholar Lecture Goethe-Schiller-Gymnasium, Jüterbog
2008-12-18
News on the Track Allocation Problem
INFORMS 2008, Washington D.C.
2008-10-15
Timetabling with TS-OPT
INFORMS 2008, Washington D.C.
2008-10-14
Quantification of Railway Infrastructure Decisions
INFORMS 2008, Washington D.C.
2008-10-13
TTPLib 2008 - A Train Timetabling Problem Library
COMPRAIL 2008, Toledo
2008-09-16
Vickrey Auctions for Railway Tracks
SOR 2008, Augsburg
2008-09-03
An Auction Approach to Railway Track Allocation [pdf]
IAROR Summer Course on Timetable Optimization, TU Delft
2008-07-16
Bahntrassen unter den Hammer [pdf]
Lange Nacht der Wissenschaften, ZIB
2008-06-14
Bus-Umlaufplanung

Scholar Excursion Wartburg-Grundschule, TU-Berlin
2008-02-22
Models for Railway Track Allocation
SOS-Seminar, ETH-Zürich
2008-01-23
A suitable Model for a bicriteria Optimization Approach to Railway TrackAllocation [pdf]
MCDM 2008, Auckland
2008-01-11
Models for Railway Track Allocation [pdf]
ATMOS 2007, Sevilla
2007-11-16

ARRIVAL Fall School 2006 on Robust Network Design and Delay Managment, Sevilla
2007-11-14/16
Wirtschaftsmathematik im Einsatz - "Mission Trassenbörse"
[pdf]
Scholar Excursion Albert-Schweitzer-Gymnasium, ZIB
2007-10-22

SCIP Workshop 2007, Berlin
2007-10-11/12
Solving Railway Track Allocation Problems [pdf]
SOR 2007, Saarbrücken
2007-09-07

Robust Optimization Summer School, Cortina D'Ampezzo, Italy
2007-07-02/06
Kürzeste Wege - Ein Klassiker der Graphentheorie [pdf]
Lange Nacht der Wissenschaften, ZIB
2007-06-09
3-2-1 meins, Bieten um die Wette
Scholar Workshop, FU-Berlin
2007-06-05
Projekt Trassenbörse [pdf]
11. Internationale Fachmesse für Logistik, Telematik und Verkehr (transport logistic 2007), München
2007-05-12
3-2-1 meins, Bieten um die Wette
Girls Day 2007, ZIB
2007-04-26
Solving Railway Slot Allocation Problems to Optimality [pdf]
2nd International Seminar on Railway Operations Modelling and Analysis/RailHannover2007, Hannover
2007-03-29

32nd Conference on the Mathematics of OR, Lunteren, Netherlands
2007-01-16/18

DVWG Workshop on Capacity Managment 2006, Frankfurt/Main
2006-10-26/27
A Column Generation Approach to Auction based Railway Slot Allocation [pdf]
Workshop on Network Optimization, Lambrecht
2006-10-23

ARRIVAL/Matheon Fall School 2006 on Timetabling and Line Planning, Dabendorf
2006-09-26/29
Models for the Track Allocation Problem
SOR 2006, Karlsruhe
2006-09-06
Optimal Track Allocation
Workshop on Pricing and Combinatorial Auctions, TU Berlin
2006-07-14

Predoc-Course Optimization Methods in Discrete Geometry, Berlin
2006-06/04
Wirtschaftsmathematik im Einsatz - "Mission Trassenbörse"
Scholar Excursion, ZIB
2006-01-19
Der schnellste Weg zum Ziel Mathematik in Transport und Verkehr
1. Zittauer Tage der Computerorientierten Wirtschaftsmathematik, FH Görlitz/Zittau
2006-01-17
Rail Slot Exchange Auctioning - Theory and a First Algorithm
Infraday 2005, TU Berlin
2005-10-08
A Column Generation Approach to Airline Crew Scheduling
SOR 2005, Bremen
2005-09-08
Column Generation and its Application
Optimization Workshop, ZIB
2005-02-23
Airline Crew Scheduling
Optimization Seminar, ZIB
2004-10-06

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