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Walter J. Gutjahr
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2020 – today
- 2023
- [j63]Walter J. Gutjahr
, Raimund M. Kovacevic
Risk-Averse Bargaining in a Stochastic Optimization Context. Manuf. Serv. Oper. Manag. 25(1): 323-340 (2023) - [i2]Najmesadat Nazemi, Sophie N. Parragh, Walter J. Gutjahr:
Bi-objective risk-averse facility location using a subset-based representation of the conditional value-at-risk. CoRR abs/2302.06511 (2023) - 2022
- [j62]Najmesadat Nazemi
Bi-objective facility location under uncertainty with an application in last-mile disaster relief. Ann. Oper. Res. 319(2): 1689-1716 (2022) - [j61]Roland Braune
Stochastic radiotherapy appointment scheduling. Central Eur. J. Oper. Res. 30(4): 1239-1277 (2022) - [j60]Sophie N. Parragh
A branch-and-Benders-cut algorithm for a bi-objective stochastic facility location problem. OR Spectr. 44(2): 419-459 (2022) - [c12]Najmesadat Nazemi, Sophie N. Parragh, Walter J. Gutjahr:
Bi-objective Risk-averse Facility Location using a Subset-based Representation of the Conditional Value-at-Risk. ICORES 2022: 77-85 - 2021
- [j59]Walter J. Gutjahr:
Inequity-averse stochastic decision processes. Eur. J. Oper. Res. 288(1): 258-270 (2021) - 2020
- [j58]Walter J. Gutjahr, Nilay Noyan
Innovative approaches in humanitarian operations. OR Spectr. 42(3): 585-589 (2020) - [i1]Najmesadat Nazemi, Sophie N. Parragh, Walter J. Gutjahr:
Bi-objective facility location in the presence of uncertainty. CoRR abs/2007.07767 (2020)
2010 – 2019
- 2019
- [j57]Walter J. Gutjahr, Alois Pichler
Uncertainty, economics and optimization: recent developments. Comput. Manag. Sci. 16(4): 541-543 (2019) - [j56]Mahdi Mostajabdaveh
Inequity-averse shelter location for disaster preparedness. IISE Trans. 51(8): 809-829 (2019) - [j55]Thomas Felberbauer
Stochastic project management: multiple projects with multi-skilled human resources. J. Sched. 22(3): 271-288 (2019) - 2018
- [j54]Walter J. Gutjahr
Equity and deprivation costs in humanitarian logistics. Eur. J. Oper. Res. 270(1): 185-197 (2018) - 2017
- [j53]Christian Burkart
Modelling beneficiaries' choice in disaster relief logistics. Ann. Oper. Res. 256(1): 41-61 (2017) - [j52]Jürgen Branke, Salvatore Corrente, Salvatore Greco, Walter J. Gutjahr:
Efficient pairwise preference elicitation allowing for indifference. Comput. Oper. Res. 88: 175-186 (2017) - 2016
- [j51]Walter J. Gutjahr
Stochastic multi-objective optimization: a survey on non-scalarizing methods. Ann. Oper. Res. 236(2): 475-499 (2016) - [j50]Walter J. Gutjahr
Multicriteria optimization in humanitarian aid. Eur. J. Oper. Res. 252(2): 351-366 (2016) - [j49]Stefan Rath, Michel Gendreau, Walter J. Gutjahr
Bi-objective stochastic programming models for determining depot locations in disaster relief operations. Int. Trans. Oper. Res. 23(6): 997-1023 (2016) - 2015
- [j48]Walter J. Gutjahr
Bi-Objective Multi-Mode Project Scheduling Under Risk Aversion. Eur. J. Oper. Res. 246(2): 421-434 (2015) - [c11]Jürgen Branke, Salvatore Corrente, Salvatore Greco, Walter J. Gutjahr
Using Indifference Information in Robust Ordinal Regression. EMO (2) 2015: 205-217 - 2014
- [j47]Stefan Rath, Walter J. Gutjahr
A math-heuristic for the warehouse location-routing problem in disaster relief. Comput. Oper. Res. 42: 25-39 (2014) - 2012
- [j46]Peter Reiter, Walter J. Gutjahr
Exact hybrid algorithms for solving a bi-objective vehicle routing problem. Central Eur. J. Oper. Res. 20(1): 19-43 (2012) - [j45]Fabien Tricoire
The bi-objective stochastic covering tour problem. Comput. Oper. Res. 39(7): 1582-1592 (2012) - [j44]Walter J. Gutjahr
Runtime Analysis of an Evolutionary Algorithm for Stochastic Multi-Objective Combinatorial Optimization. Evol. Comput. 20(3): 395-421 (2012) - [c10]Walter J. Gutjahr:
A Three-Objective Optimization Approach to Cost Effectiveness Analysis Under Uncertainty. OR 2012: 239-244 - 2011
- [j43]Walter J. Gutjahr:
Recent trends in metaheuristics for stochastic combinatorial optimization. Central Eur. J. Comput. Sci. 1(1): 58-66 (2011) - [j42]Walter J. Gutjahr
Optimal dynamic portfolio selection for projects under a competence development model. OR Spectr. 33(1): 173-206 (2011) - [j41]Karl F. Doerner
Special issue on optimization in disaster relief. OR Spectr. 33(3): 445-449 (2011) - [p3]Walter J. Gutjahr:
Ant Colony Optimization: Recent Developments in Theoretical Analysis. Theory of Randomized Search Heuristics 2011: 225-254 - 2010
- [j40]Walter J. Gutjahr
Multi-objective decision analysis for competence-oriented project portfolio selection. Eur. J. Oper. Res. 205(3): 670-679 (2010) - [j39]Marion S. Rauner
Dynamic Policy Modeling for Chronic Diseases: Metaheuristic-Based Identification of Pareto-Optimal Screening Strategies. Oper. Res. 58(5): 1269-1286 (2010) - [p2]Walter J. Gutjahr:
Convergence Analysis of Metaheuristics. Matheuristics 2010: 159-187 - [p1]Pamela C. Nolz
A Bi-objective Metaheuristic for Disaster Relief Operation Planning. Advances in Multi-Objective Nature Inspired Computing 2010: 167-187
2000 – 2009
- 2009
- [j38]Walter J. Gutjahr
A provably convergent heuristic for stochastic bicriteria integer programming. J. Heuristics 15(3): 227-258 (2009) - [j37]Christian Stummer
A multicriteria Decision Support System for Competence-Driven Project Portfolio Selection. Int. J. Inf. Technol. Decis. Mak. 8(2): 379-401 (2009) - [j36]Leonora Bianchi, Marco Dorigo
A survey on metaheuristics for stochastic combinatorial optimization. Nat. Comput. 8(2): 239-287 (2009) - [j35]Karl F. Doerner
Multi-criteria location planning for public facilities in tsunami-prone coastal areas. OR Spectr. 31(3): 651-678 (2009) - 2008
- [j34]Walter J. Gutjahr
Competence-driven project portfolio selection, scheduling and staff assignment. Central Eur. J. Oper. Res. 16(3): 281-306 (2008) - [j33]Walter J. Gutjahr
First steps to the runtime complexity analysis of ant colony optimization. Comput. Oper. Res. 35(9): 2711-2727 (2008) - [j32]Walter J. Gutjahr
Search-based software engineering. Comput. Oper. Res. 35(10): 3049-3051 (2008) - 2007
- [j31]Sally C. Brailsford
Combined Discrete-event Simulation and Ant Colony Optimisation Approach for Selecting Optimal Screening Policies for Diabetic Retinopathy. Comput. Manag. Sci. 4(1): 59-83 (2007) - [j30]Walter J. Gutjahr
An ACO algorithm for a dynamic regional nurse-scheduling problem in Austria. Comput. Oper. Res. 34(3): 642-666 (2007) - [j29]Karl Doerner, Axel Focke, Walter J. Gutjahr
Multicriteria tour planning for mobile healthcare facilities in a developing country. Eur. J. Oper. Res. 179(3): 1078-1096 (2007) - [j28]Walter J. Gutjahr:
Mathematical runtime analysis of ACO algorithms: survey on an emerging issue. Swarm Intell. 1(1): 59-79 (2007) - [c9]Walter J. Gutjahr, Stefan Katzensteiner, Peter Reiter:
A VNS Algorithm for Noisy Problems and Its Application to Project Portfolio Analysis. SAGA 2007: 93-104 - [e1]Karl F. Doerner, Michel Gendreau, Peter Greistorfer, Walter J. Gutjahr, Richard F. Hartl
Metaheuristics. Operations Research/Computer Science Interfaces Series 39, Springer 2007, ISBN 978-0-387-71919-1 [contents] - 2006
- [j27]Walter J. Gutjahr
Interaction dynamics of two reinforcement learners. Central Eur. J. Oper. Res. 14(1): 59-86 (2006) - [j26]Karl F. Doerner, Walter J. Gutjahr, Richard F. Hartl, Christine Strauss, Christian Stummer:
Pareto ant colony optimization with ILP preprocessing in multiobjective project portfolio selection. Eur. J. Oper. Res. 171(3): 830-841 (2006) - [j25]Karl F. Doerner, Walter J. Gutjahr
Enriched workflow modelling and Stochastic Branch-and-Bound. Eur. J. Oper. Res. 175(3): 1798-1817 (2006) - 2005
- [c8]Walter J. Gutjahr
Two Metaheuristics for Multiobjective Stochastic Combinatorial Optimization. SAGA 2005: 116-125 - 2004
- [j24]Karl F. Doerner, Walter J. Gutjahr, Richard F. Hartl, Christine Strauss, Christian Stummer:
Pareto Ant Colony Optimization: A Metaheuristic Approach to Multiobjective Portfolio Selection. Ann. Oper. Res. 131(1-4): 79-99 (2004) - [c7]Hyeong Soo Chang, Walter J. Gutjahr, Jihoon Yang, Sungyong Park:
An ant system approach to Markov decision processes. ACC 2004: 3820-3825 - [c6]Walter J. Gutjahr:
S-ACO: An Ant-Based Approach to Combinatorial Optimization Under Uncertainty. ANTS Workshop 2004: 238-249 - 2003
- [c5]Karl Doerner, Walter J. Gutjahr:
Extracting Test Sequences from a Markov Software Usage Model by ACO. GECCO 2003: 2465-2476 - [c4]Walter J. Gutjahr:
A Converging ACO Algorithm for Stochastic Combinatorial Optimization. SAGA 2003: 10-25 - 2002
- [j23]Walter J. Gutjahr
A branch-and-bound approach to the optimization of redundant software under failure correlation. Comput. Oper. Res. 29(13): 1773-1791 (2002) - [j22]Stefan Biffl, Walter J. Gutjahr:
Using a Reliability Growth Model to Control Software Inspection. Empir. Softw. Eng. 7(3): 257-284 (2002) - [j21]Walter J. Gutjahr
ACO algorithms with guaranteed convergence to the optimal solution. Inf. Process. Lett. 82(3): 145-153 (2002) - 2001
- [j20]Walter J. Gutjahr:
A reliability model for nonhomogeneous redundant software versions with correlated failures. Comput. Syst. Sci. Eng. 16(6): 361-370 (2001) - [c3]Stefan Biffl, Walter J. Gutjahr:
Influence Of Team Size And Defect Detection Technique On Inspection Effectiveness. IEEE METRICS 2001: 63- - 2000
- [j19]Walter J. Gutjahr
Crashing of stochastic processes by sampling and optimisation. Bus. Process. Manag. J. 6(1): 65-83 (2000) - [j18]Walter J. Gutjahr
A Graph-based Ant System and its convergence. Future Gener. Comput. Syst. 16(8): 873-888 (2000) - [j17]Walter J. Gutjahr, Christine Strauss
A Stochastic Branch-and-Bound Approach to Activity Crashing in Project Management. INFORMS J. Comput. 12(2): 125-135 (2000) - [j16]Karl Doerner
Representation and optimization of software usage models with non-Markovian state transitions. Inf. Softw. Technol. 42(12): 873-887 (2000) - [j15]Walter J. Gutjahr
Software dependability evaluation based on Markov usage models. Perform. Evaluation 40(4): 199-222 (2000)
1990 – 1999
- 1999
- [j14]Walter J. Gutjahr
Optimal stochastic single-machine-tardiness scheduling by stochastic branch-and-bound. Eur. J. Oper. Res. 117(2): 396-413 (1999) - [j13]Walter J. Gutjahr
Partition Testing vs. Random Testing: The Influence of Uncertainty. IEEE Trans. Software Eng. 25(5): 661-674 (1999) - 1998
- [c2]Walter J. Gutjahr:
Reliability optimization of redundant software with correlated failures. ISSRE 1998: 293-302 - 1997
- [j12]Walter J. Gutjahr, Ch. E. Wöber:
An improved algorithm for finding minimum-risk 3-state-device networks. Int. J. Comput. Math. 64(1-2): 59-72 (1997) - [j11]Walter J. Gutjahr, Martin Hitz, Thomas A. Mück:
Task Assignment in Cayley Interconnection Topologies. Parallel Comput. 23(10): 1429-1460 (1997) - 1996
- [j10]Walter J. Gutjahr, Georg Ch. Pflug:
Simulated Annealing for noisy cost functions. J. Glob. Optim. 8(1): 1-13 (1996) - [c1]Walter J. Gutjahr:
Failure Risk Estimation via Markov Software Usage Models. SAFECOMP 1996: 183-192 - 1995
- [j9]Walter J. Gutjahr
Optimal Test Distributions for Software Failure Cost Estimation. IEEE Trans. Software Eng. 21(3): 219-228 (1995) - 1994
- [j8]Walter J. Gutjahr
A global optimization problem in series-parallel networks with maximum reliability. J. Glob. Optim. 5(4): 403-404 (1994) - [j7]Walter J. Gutjahr
Connection Reliabilities in Stochastic Acyclic Networks. Random Struct. Algorithms 5(1): 57-73 (1994) - 1993
- [j6]Walter J. Gutjahr:
Automatische Testdatengenerierung zur Unterstützung des Softwaretests. Inform. Forsch. Entwickl. 8(3): 128-136 (1993) - [j5]Walter J. Gutjahr
Expectation Transfer between Branching Processes and Random Trees. Random Struct. Algorithms 4(4): 447-468 (1993) - 1992
- [j4]Walter J. Gutjahr
The asymptotic distribution of leaf heights in binary trees. Graphs Comb. 8(3): 243-251 (1992) - [j3]Walter J. Gutjahr, Georg Ch. Pflug:
The limiting common distribution of two leaf heights in a random brinary tree. RAIRO Theor. Informatics Appl. 26: 1-18 (1992) - [j2]Walter J. Gutjahr
The Variance of Level Numbers in Certain Families of Trees. Random Struct. Algorithms 3(4): 361-374 (1992) - 1991
- [j1]Walter J. Gutjahr
Uniform random generation of expressions respecting algebraic identities. Computing 47(1): 51-67 (1991)
Coauthor Index
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