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Fast pattern-based algorithms for cutting stock

delete2014-08-01
delete7
PRE
AI
F
Filipe Brandão *
J
João Pedro Pedroso
DOI:10.1016/j.cor.2014.03.003delete
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摘要

摘要

En 中文
The conventional assignment-based first/best fit decreasing algorithms (FFD/BFD) are not polynomial in the one-dimensional cutting stock input size in its most common format. Therefore, even for small instances with large demands, it is difficult to compute FFD/BFD solutions. We present pattern-based methods that overcome the main problems of conventional heuristics in cutting stock problems by representing the solution in a much more compact format Using our pattern-based heuristics, FFD/BFD solutions for extremely large cutting stock instances, with billions of items, can be found in a very short amount of time. (C) 2014 Elsevier Ltd. All rights reserved.
Keyword:
Cutting stock
First fit decreasing
Best fit decreasing
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期刊

C
Computers and Operations Research
IF:
4.3
论文数:
6.5K
被引数:
1.8W

机构

U
Universidade do Porto
学者数:
3.0W
论文数: 2.9W
被引数: 34
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