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Prof. Dr. Stefan Ruzika

Mathematisches Institut, Universität Koblenz

Publikationen
Ergebnisse pro Seite:  25

Halffmann, Pascal; Ruzika, Stefan; Thielen, Clemens et al.

A general approximation method for bicriteria minimization problems

Theoretical Computer Science. Bd. 695. Amsterdam: Elsevier 2017 S. 1 - 15


Giudici, Alberto; Halffmann, Pascal; Ruzika, Stefan et al.

Approximation schemes for the parametric knapsack problem

Information Processing Letters. Bd. 120. Amsterdam: Elsevier 2017 S. 11 - 15


Figueira, José Rui; Fonseca, Carlos M.; Halffmann, Pascal et al.

Easy to say they are Hard, but Hard to see they are Easy - Towards a Categorization of Tractable Multiobjective Combinatorial Optimization Problems

Journal of Multi-Criteria Decision Analysis. Bd. 24. H. 1-2. Chichester: Wiley 2017 S. 82 - 98


Biedermann, Daniel; Torchiani, Carolin; Kielar, Peter M. et al.

A Hybrid and Multiscale Approach to Model and Simulate Mobility in the Context of Public Events

Transportation Research Procedia. Bd. 19. Amsterdam: Elsevier 2016 S. 350 - 363


Willems, David; Wijaya, Karunia Putra; Ruzika, Stefan et al.

A Sandwich Approximation Algorithm for Biobjective Optimal Control Problems

2016


Ruzika, Stefan; Torchiani, Carolin

Comments on: Static and dynamic source locations in undirected networks

TOP : An Official Journal of the Spanish Society of Statistics and Operations Research. Bd. 23. H. 3. Berlin: Springer 2015 S. 655 - 659


Torchiani, Carolin; Seitz, Michael J.; Willems, David et al.

Fahrgastwechselzeiten von Shuttlebussen: Feldbeobachtung, statistische Auswertung und weitere Verwendung der Daten (Beobachtung vom 06.12.2014 in Kaiserslautern)

München: Technische Universität München, Institut für Informatik 2015


Scholl, Stefan; Kienle, Frank; Helmling, Michael et al.

Integer Programming as a Tool for Analysis of Channel Codes

Verband der Elektrotechnik Elektronik Informationstechnik VDE (Hrsg). Proceedings of the 9th International ITG Conference on Systems, Communications and Coding SCC 2013: January 21. - 24. 2013; München. Berlin: VDE 2013 S. 1 - 6


Vincent, Thomas; Seipp, Florian; Ruzika, Stefan et al.

Multiple objective branch and bound for mixed 0-1 linear programming: Corrections and improvements for the biobjective case

COMPUTERS & OPERATIONS RESEARCH. Bd. 40. H. 1. 2013 S. 498 - 509


Borrmann, Andre; Kneidl, Angelika; Koester, Gerta et al.

Bidirectional coupling of macroscopic and microscopic pedestrian evacuation models

SAFETY SCIENCE. Bd. 50. H. 8. 2012 S. 1695 - 1703


Klamler, Christian; Pferschy, Ulrich; Ruzika, Stefan

Committee selection under weight constraints

MATHEMATICAL SOCIAL SCIENCES. Bd. 64. H. 1. 2012 S. 48 - 56


Gorski, Jochen; Klamroth, Kathrin; Ruzika, Stefan

Generalized multiple objective bottleneck problems

OPERATIONS RESEARCH LETTERS. Bd. 40. H. 4. 2012 S. 276 - 281


Helmling, Michael; Ruzika, Stefan; Tanatmis, Akin

Mathematical Programming Decoding of Binary Linear Codes: Theory and Algorithms

IEEE TRANSACTIONS ON INFORMATION THEORY. Bd. 58. H. 7. PISCATAWAY: IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC 2012 S. 4753 - 4769


Ruzika, Stefan; Thiemann, Markus

Min-Max quickest path problems

NETWORKS. Bd. 60. H. 4. 2012 S. 253 - 258


Gorski, Jochen; Klamroth, Kathrin; Ruzika, Stefan

Connectedness of Efficient Solutions in Multiple Objective Combinatorial Optimization

JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS. Bd. 150. H. 3. 2011 S. 475 - 497


Ruzika, Stefan; Sperber, Heike; Steiner, Mechthild

Earliest Arrival Flows on Series-Parallel Graphs

NETWORKS. Bd. 57. H. 2. 2011 S. 169 - 173


Goettlich, Simone; Kuehn, Sebastian; Ohst, Jan Peter et al.

EVACUATION DYNAMICS INFLUENCED BY SPREADING HAZARDOUS MATERIAL

NETWORKS AND HETEROGENEOUS MEDIA. Bd. 6. H. 3. 2011 S. 443 - 464


Leiner, Kathrin; Ruzika, Stefan

Quickest Cluster Flow Problems on Tree Networks

NETWORK OPTIMIZATION. 2011 S. 243 - 255


Ruzika, Stefan; Thiemann, Markus

Reliable and Restricted Quickest Path Problems

NETWORK OPTIMIZATION. Bd. 6701. 2011 S. 309 - 314


Tanatmis, Akin; Ruzika, Stefan; Hamacher, Horst W. et al.

A Separation Algorithm for Improved LP-Decoding of Linear Block Codes

IEEE TRANSACTIONS ON INFORMATION THEORY. Bd. 56. H. 7. 2010 S. 3277 - 3289


Tanatmis, Akin; Ruzika, Stefan; Punekar, Mayur et al.

Numerical Comparison of IP Formulations as ML decoders

2010 IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS. 2010


Hamacher, Horst W.; Ruzika, Stefan; Tanatmis, Akin

PROSEL: A DECISION SUPPORT SYSTEM FOR PROJECT PORTFOLIO SELECTION BASED ON MULTI-OBJECTIVE PROGRAMMING

MULTIPLE CRITERIA DECISION AIDING. 2010 S. 77 - 92


Ruzika, Stefan; Hamacher, Horst W.

A Survey on Multiple Objective Minimum Spanning Tree Problems

ALGORITHMICS OF LARGE AND COMPLEX NETWORKS: DESIGN, ANALYSIS, AND SIMULATION. 2009 S. 104 - 116


Klamler, Christian; Pferschy, Ulrich; Ruzika, Stefan

Committee Selection with a Weight Constraint Based on Lexicographic Rankings of Individuals

ALGORITHMIC DECISION THEORY, PROCEEDINGS. 2009 S. 50 - 61


Gorski, Jochen; Ruzika, Stefan

On k-max-optimization

OPERATIONS RESEARCH LETTERS. Bd. 37. H. 1. 2009 S. 23 - 26