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"Product Partition" and related problems of scheduling and systems reliability : computational complexity and approximation
Ng, C. T.; Barketau, M. S.; Cheng, T. C. E.; Kovalyov, … - In: European journal of operational research : EJOR 207 (2010) 2, pp. 601-604
Persistent link: https://www.econbiz.de/10008652787
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An alternative approach for proving the NP-hardness of optimization problems
Cheng, T. C. E.; Shafransky, Y.; Ng, C. T. - In: European journal of operational research : EJOR 248 (2016) 1, pp. 52-58
Persistent link: https://www.econbiz.de/10011434691
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Single-machine hierarchical scheduling with release dates and preemption to minimize the total completion time and a regular criterion
Chen, Rubing; Yuan, Jinjiang; Ng, C. T.; Cheng, T. C. E. - In: European journal of operational research : EJOR 293 (2021) 1, pp. 79-92
Persistent link: https://www.econbiz.de/10012502451
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Fast approximation algorithms for uniform machine scheduling with processing set restrictions
Leung, Joseph Y-T.; Ng, C. T. - In: European journal of operational research : EJOR 260 (2017) 2, pp. 507-513
Persistent link: https://www.econbiz.de/10011698643
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A further study on two-agent parallel-batch scheduling with release dates and deteriorating jobs to minimize the makespan
Gao, Yuan; Yuan, Jinjiang; Ng, C. T.; Cheng, T. C. E. - In: European journal of operational research : EJOR 273 (2019) 1, pp. 74-81
Persistent link: https://www.econbiz.de/10011979423