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Two linear approximation algorithms for the subset-sum problem
Kellerer, Hans; Mansini, Renata; Grazia Speranza, Maria - In: European journal of operational research : EJOR 120 (2000) 2, pp. 289-296
Persistent link: https://www.econbiz.de/10006662387
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Two simple constant ratio approximation algorithms for minimizing the total weighted completion time on a single machine with a fixed non-availability interval
Kellerer, Hans; Kubzin, Mikhail A.; Strusevich, Vitaly A. - In: European journal of operational research : EJOR 199 (2009) 1, pp. 111-116
Persistent link: https://www.econbiz.de/10008248368
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Batch machine production with perishability time windows and limited batch size
Chakhlevitch, Konstantin; Glass, Celia A.; Kellerer, Hans - In: European journal of operational research : EJOR 210 (2011) 1, pp. 39-48
Persistent link: https://www.econbiz.de/10008769558
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A 3-4-Approximation Algorithm for Multiple Subset Sum
Caprara, Alberto; Kellerer, Hans; Pferschy, Ulrich - In: Journal of heuristics 9 (2003) 2, pp. 99-112
Persistent link: https://www.econbiz.de/10008215749
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Bounds and Tabu Search for a Cyclic Max-Min Scheduling Problem
Greistorfer, Peter; Kellerer, Hans - In: Journal of heuristics 7 (2001) 4, pp. 371-390
Persistent link: https://www.econbiz.de/10008217040
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Selecting Portfolios with Fixed Costs and Minimum Transaction Lots
Kellerer, Hans; Mansini, Renata; Speranza, M.Grazia - 2000
Persistent link: https://www.econbiz.de/10008217311
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An approximation algorithm for identical parallel machine scheduling with resource dependent processing times
Kellerer, Hans - In: Operations research letters 36 (2008) 2, pp. 157-159
Persistent link: https://www.econbiz.de/10007915377
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Parallel machine scheduling with job assignment restrictions
Glass, Celia A.; Kellerer, Hans - In: Naval research logistics : an international journal 54 (2007) 3, pp. 250-257
Persistent link: https://www.econbiz.de/10007604286
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Parallel dedicated machines scheduling with chain precedence constraints
Agnetis, Alessandro; Kellerer, Hans; Nicosia, Gaia; … - In: European journal of operational research : EJOR 221 (2012) 2, pp. 296-306
Persistent link: https://www.econbiz.de/10009972364
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The symmetric quadratic knapsack problem: approximation and scheduling applications
Kellerer, Hans; Strusevich, Vitaly A. - In: 4OR : quarterly journal of the Belgian, French and … 10 (2012) 2, pp. 111-162
Persistent link: https://www.econbiz.de/10009977503