set of bills

This paper proposes an image segmentation method based on the combination of the Fuzzy C-means cluster-ing algorithm and peer group technology.

在此基础上,用Fisher判据对每个聚类结果自动确定出一个同组。

A series of heuristic algorithms was designed to solve problems in optimization of short and unfixed order-grouping in steel tube production.

提出了一套解决钢管生产中短尺合同和非定尺合同组批优化问题的启发式算法。

The coal seam is Datong formation,including 7 levels,2 # coal seam is the main minable coal seam.

含煤地层为大同组 ,分布于宁武县三张庄至静乐县闹林沟一带 ;大同组厚 2 0 0 92m～ 4 6 1 4 8m 。

pecies assigned to 21 genus of plant remains from the Datong Formation in NingWu Coalfield,Shanai,are recognized by authors.

山西宁武煤田大同组植物化石经笔者鉴定计２１属４１种，以真蕨类、银杏类为主，有节类、松柏类次之，苏铁类稀少。

Self-adaptation ga-based optimization method on order grouping in sm-cc planning;

从物流成本优化的角度出发,研究钢铁企业炼钢-连铸生产计划的编制流程,建立作业计划的合同组批模型,并用自适应遗传算法求解。