• Refine Query
  • Source
  • Publication year
  • to
  • Language
  • 5
  • 2
  • Tagged with
  • 5
  • 5
  • 5
  • 5
  • 5
  • 4
  • 3
  • 2
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Improved optimality conditions for the Wagner-Whitin algorithm.

January 1988 (has links)
by Ha Yiu Cheung, Albert. / Thesis (M.B.A.)--Chinese University of Hong Kong, 1988. / Bibliography: leaves 90-94.
2

On the single level capacitated lot sizing problem.

January 1998 (has links)
Yip Ka-yun. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1998. / Includes bibliographical references (leaves 107-113). / Abstract also in Chinese. / Chapter Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- Overview --- p.1 / Chapter 1.2 --- Our Contributions --- p.2 / Chapter 1.3 --- Organization of the Thesis --- p.4 / Chapter Chapter 2 --- Literature Review --- p.5 / Chapter 2.1 --- Overview --- p.5 / Chapter 2.2 --- Research in Capacitated Lot Sizing Problem without significant setup times --- p.5 / Chapter 2.3 --- Research in Capacitated Lot Sizing Problem with setup time consideration --- p.12 / Chapter 2.4 --- Summary --- p.15 / Chapter Chapter 3 --- Capacitated Lot Sizing Problem with Setup Times --- p.16 / Chapter 3.1 --- Overview --- p.16 / Chapter 3.2 --- Problem Description and Formulation --- p.20 / Chapter 3.2.1 --- Our problem formulation / Chapter 3.2.2 --- Comparison between our problem formulation and traditional problem formulation / Chapter 3.3 --- Description of the Algorithm --- p.26 / Chapter 3.3.1 --- Wagner-Whitin algorithm / Chapter 3.3.2 --- Transportation problem / Chapter 3.3.3 --- Consistence test / Chapter 3.3.4 --- Subgradient optimization / Chapter 3.3.5 --- Computation of lower bound / Chapter 3.4 --- Design of Experiment --- p.43 / Chapter 3.4.1 --- Product demands / Chapter 3.4.2 --- Setup costs / Chapter 3.4.3 --- Setup times / Chapter 3.4.4 --- Capacity costs / Chapter 3.4.5 --- Inventory holding costs / Chapter 3.4.6 --- Quantity of capacity available for production / Chapter 3.4.7 --- Capacity absorption rate / Chapter 3.4.8 --- Generation of larger problems / Chapter 3.4.9 --- Initialization of Lagrangean multipliers / Chapter 3.4.10 --- Close test / Chapter 3.5 --- Open test --- p.58 / Chapter 3.6 --- Managerial Implications --- p.61 / Chapter 3.7 --- Summary --- p.61 / Chapter Chapter 4 --- Capacitated Lot Sizing Problem without Setup Times --- p.63 / Chapter 4.1 --- Overview --- p.63 / Chapter 4.2 --- Problem Description and Formulation --- p.64 / Chapter 4.3 --- Description of the Algorithm --- p.67 / Chapter 4.3.1 --- Decomposition scheme / Chapter 4.3.2 --- Wagner-Whitin algorithm / Chapter 4.3.3 --- Transportation problem / Chapter 4.3.4 --- Subgradient optimization / Chapter 4.3.5 --- Computation of lower bound / Chapter 4.4 --- Design of Experiment --- p.80 / Chapter 4.4.1 --- Product demands / Chapter 4.4.2 --- Setup costs / Chapter 4.4.3 --- Capacity costs / Chapter 4.4.4 --- Inventory holding costs / Chapter 4.4.5 --- Quantity of capacity available for production / Chapter 4.4.6 --- Capacity absorption rate / Chapter 4.4.7 --- Generation of larger problems / Chapter 4.4.8 --- Initialization of Lagrangean multipliers / Chapter 4.4.9 --- Selection of the extent of geometrical reduction and exponential smoothing / Chapter 4.4.10 --- Close test / Chapter 4.5 --- Open test --- p.92 / Chapter 4.6 --- Managerial Implications --- p.95 / Chapter 4.7 --- Comparison with other approaches --- p.96 / Chapter 4.7.1 --- Gilbert and Madan's approach / Chapter 4.7.2 --- Our algorithm for CLS problem with setup time consideration / Chapter 4.8 --- Summary --- p.102 / Chapter Chapter 5 --- Conclusion --- p.104 / Appendix A Vogel's approximation method --- p.106 / Bibliography --- p.107
3

Heuristic strategies for the single-item lot-sizing problem with convex variable production cost

Liu, Xin, 劉忻 January 2006 (has links)
published_or_final_version / abstract / Industrial and Manufacturing Systems Engineering / Master / Master of Philosophy
4

A genetic algorithm for the capacitated lot sizing problem with setup times.

January 2009 (has links)
Chen, Jiayi. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2009. / Includes bibliographical references (p. 86-94). / Abstract also in Chinese. / Abstract --- p.i / Acknowledgement --- p.iv / Introduction --- p.1 / Chapter 1.1 --- Introduction to the Capacitated Lot Sizing (CLS )problem --- p.1 / Chapter 1.2 --- Our contributions --- p.2 / Chapter 1.3 --- Organization of the thesis --- p.4 / Literature Review --- p.5 / Chapter 2.1 --- Research in CLS problem --- p.5 / Chapter 2.1.1 --- Reviews in CLS problems --- p.8 / Chapter 2.1.2 --- Approaches and methods to solve the traditional CLS problems --- p.9 / Chapter 2.1.3 --- Research on Fixed-Charge-Transportation-typed models for CLS problems --- p.13 / Chapter 2.2 --- Research in Genetic Algorithm (GA) --- p.15 / Chapter 2.3 --- Conclusion --- p.17 / Problem Description and Formulation --- p.18 / Chapter 3.1 --- The formulation --- p.18 / Chapter 3.2 --- Comparison with the traditional formulation --- p.24 / Chapter 3.3 --- Conclusion --- p.28 / Description of the Heuristic --- p.29 / Chapter 4.1 --- Initialization --- p.32 / Chapter 4.1.1 --- Setup string generation --- p.32 / Chapter 4.1.2 --- Transportation problem --- p.35 / Chapter 4.1.3 --- Consistency test --- p.47 / Chapter 4.2 --- Selection --- p.50 / Chapter 4.3 --- Crossover --- p.50 / Chapter 4.4 --- Mutation --- p.52 / Chapter 4.5 --- Evaluation --- p.53 / Chapter 4.6 --- Termination --- p.54 / Chapter 4.7 --- Conclusion --- p.54 / Design of Experiments and Computational Results --- p.56 / Chapter 5.1 --- Design of experiments --- p.57 / Chapter 5.2 --- Discussion of lower bound procedures --- p.63 / Chapter 5.3 --- Computational results --- p.65 / Chapter 5.3.1 --- CLS problems with setup times --- p.65 / Chapter 5.3.2 --- CLS problems without setup times --- p.77 / Chapter 5.4 --- Conclusion --- p.82 / Conclusion --- p.83 / Bibliography --- p.86
5

Near optimal lot-sizing policies for multi-stage production/inventory systems

陳立梅, Chan, Lap-mui, Ann. January 1990 (has links)
published_or_final_version / Mathematics / Master / Master of Philosophy

Page generated in 0.1245 seconds