Christian Liebchen

发表

Improving Synchronization in an Air and High-Speed Rail Integration Service via Adjusting a Rail Timetable: A Real-World Case Study in China

Xin Wu, Lei Nie, Yu Ke, 2020 .

Computing delay resistant railway timetables

Sebastian Stiller, Christian Liebchen, Anita Schöbel, 2010, Comput. Oper. Res..

Delay resistant timetabling

Sebastian Stiller, Christian Liebchen, S. Stiller, 2009, Public Transp..

ATMOS 2007 Preface - 7th Workshop on Algorithmic Approaches for Transportation Modeling, Optimization, and Systems

Ravindra K. Ahuja, Christian Liebchen, Juan A. Mesa, 2007, ATMOS.

Cycle bases in graphs characterization, algorithms, complexity, and applications

Kurt Mehlhorn, Telikepalli Kavitha, Romeo Rizzi, 2009, Comput. Sci. Rev..

Benchmarks for Strictly Fundamental Cycle Bases

Ekkehard Köhler, Romeo Rizzi, Christian Liebchen, 2007, WEA.

Planung im Nah-und Fernverkehr : Mathematische Optimierungsverfahren decken mehr Ziele ab

Christian Liebchen, 2008 .

A Cut-Based Heuristic to Produce Almost Feasible Periodic Railway Timetables

Christian Liebchen, 2005, WEA.

ATMOS 2007 - 7th Workshop on Algorithmic Approaches for Transportation Modeling, Optimization, and Systems, November 15-16, 2007, Sevilla, Spain

Ravindra K. Ahuja, Christian Liebchen, Juan A. Mesa, 2007, ATMOS.

Infrastructure Update According to Schedule

Christian Liebchen, Frank H. Wagner, Frank Wagner, 2004 .

The modeling power of the periodic event scheduling problem: railway timetables-and beyond

Rolf H. Möhring, Christian Liebchen, 2004 .

When Periodic Timetables Are Suboptimal

Christian Liebchen, Ralf Borndörfer, 2007, OR.

An Improved Algorithm for the Periodic Timetabling Problem

Christian Liebchen, Marc Goerigk, Christian Liebchen, 2017, ATMOS.

Classes of cycle bases

Romeo Rizzi, Christian Liebchen, Christian Liebchen, 2007, Discret. Appl. Math..

REDUCING THE OPTIMALITY GAP OF STRICTLY FUNDAMENTAL CYCLE BASES IN PLANAR GRIDS

Romeo Rizzi, Christian Liebchen, K Ekkehard, 2006 .

A Case Study in Periodic Timetabling

Rolf H. Möhring, Christian Liebchen, R. Möhring, 2002, ATMOS.

Symmetry for Periodic Railway Timetables

Christian Liebchen, Christian Liebchen, 2004, ATMOS.

A collection of aspects why optimization projects for railway companies could risk not to succeed - A multi-perspective approach

Hanno Schülldorf, Christian Liebchen, 2019, J. Rail Transp. Plan. Manag..

Some Practical Aspects of Periodic Timetabling

Christian Liebchen, Leon Peeters, Christian Liebchen, 2002 .

Periodic Timetable Optimization in Public Transport

Christian Liebchen, Christian Liebchen, 2006, OR.

ATMOS 2007 Abstracts Collection - 7th Workshop on Algorithmic Approaches for Transportation Modeling, Optimization, and Systems

Ravindra K. Ahuja, Christian Liebchen, Juan A. Mesa, 2007, ATMOS.

Special issue of Networks on optimization in scheduled transportation networks

Ravindra K. Ahuja, Christian Liebchen, 2011, Networks.

The Modeling Power of the Periodic Event Scheduling Problem: Railway Timetables - and Beyond

Rolf H. Möhring, Christian Liebchen, R. Möhring, 2004, ATMOS.

Determining All Integer Vertices of the PESP Polytope by Flipping Arcs

Christian Liebchen, Niels Lindner, 2020, ATMOS.

New Perspectives on PESP: T-Partitions and Separators

Christian Liebchen, Niels Lindner, Christian Liebchen, 2019, ATMOS.

On the Benefit of Preprocessing and Heuristics for Periodic Timetabling

Christian Liebchen, 2017, OR.

Models for railway timetable optimization: Applicability and applications in practice

Leo G. Kroon, Christian Liebchen, Gabrio Curzio Caimi, 2017, J. Rail Transp. Plan. Manag..

The Second Chvatal Closure Can Yield Better Railway Timetables

Christian Liebchen, Elmar Swarat, 2008, ATMOS.

Lower bounds for strictly fundamental cycle bases in grid graphs

Ekkehard Köhler, Romeo Rizzi, Christian Liebchen, 2009, Networks.

Finding Short Integral Cycle Bases for Cyclic Timetabling

Christian Liebchen, Christian Liebchen, 2003, ESA.

Optimisation of passenger timetables : are fully-integrated, regular-interval timetables really always the best?

Christian Liebchen, 2008 .

New length bounds for cycle bases

Romeo Rizzi, Christian Liebchen, Michael Elkin, 2007, Inf. Process. Lett..

Integral cycle bases for cyclic timetabling

Christian Liebchen, Leon Peeters, Christian Liebchen, 2009, Discret. Optim..

The Concept of Recoverable Robustness, Linear Programming Recovery, and Railway Applications

Rolf H. Möhring, Sebastian Stiller, Christian Liebchen, 2009, Robust and Online Large-Scale Optimization.

The zoo of tree spanner problems

Christian Liebchen, Gregor Wünsch, 2008, Discret. Appl. Math..

A greedy approach to compute a minimum cycle basis of a directed graph

Christian Liebchen, Romeo Rizzi, Christian Liebchen, 2005, Inf. Process. Lett..

A Simple Way to Compute the Number of Vehicles That Are Required to Operate a Periodic Timetable

Christian Liebchen, Ralf Borndörfer, Niels Lindner, 2018, ATMOS.

The First Optimized Railway Timetable in Practice

Christian Liebchen, Christian Liebchen, 2008, Transp. Sci..

Forward Cycle Bases and Periodic Timetabling

Christian Liebchen, Niels Lindner, Berenike Masing, 2021, ATMOS.

The Ring Never Relieves

Christian Liebchen, Yihui Wang, Steffen Dutsch, 2021 .

Performance of Algorithms for Periodic Timetable Optimization

Christian Liebchen, Frank H. Wagner, Frank Wagner, 2008 .

A New Bound on the Length of Minimum Cycle Bases

Romeo Rizzi, Christian Liebchen, Christian Liebchen, 2007 .