1) Stochastic traffic assignment
随机配流
1.
After giving the searching method cf "efficient paths" set, a combined algorithm for solving and calibrating Fisk s stochastic traffic assignment racdel is developed.
本文研究允许行车者不完全了解网络信息的Fisk运量随机配流模型。
2.
This paper investigates the optimal level of information release by establishing a bilevel programming model based on Fisk s stochastic traffic assignment, and theoretically draws several significant conclusions.
本文借助Fisk运量随机配流模型建立一个简单二层规划模型研究交通信息的最优发布水平,通过模型分析得出一些重要结论。
2) stochastic equilibrium traffic flow distribution
随机均衡配流
3) stochastic user equilibrium assignment
随机平衡配流
1.
This paper proposed a stochastic user equilibrium assignment model for regional multi-modal networks,together with a solution algorithm.
提出了一种区域多方式货运网络随机平衡配流模型,并给出了相应的求解算法。
4) stochastic equilibrium traffic assignment
随机均衡交通配流
1.
In order to formulate the process of realizing stochastic user equilibrium,authors proposed an evolution model of multiclass and multicriteria stochastic equilibrium traffic assignment.
为了刻画实现随机用户均衡态的过程,提出一个考虑多用户参与和多准则决策的随机均衡交通配流演化模型。
5) Random Allocation
随机分配
1.
Random allocation to intervention groups remains the best method of ensuring that the groups being compared are similar at the onset of study and of avoiding removing selection bias between groups of patients.
随机分配是保证组间基线可比和避免选择性偏倚的最好方法。
2.
The first is the generation of unpredictable random allocation sequence which prevent researchers,clinicians,and patients from predicting.
成功实施临床试验的随机化有两个重要的环节:一是采用随机的方法产生不可预测的随机分配序列,二是采用分配隐蔽的方法保证随机分配序列的执行。
6) random mating
随机交配
1.
And random mating in F2 .
假定给定不同基因型频率的父本F1( m) 和母本F1( w) ,考虑其可能引出的杂交遗传模型,得出了“不管F1 基因型频率分布如何,经过一代杂交、第二代F2 内随机交配,则F3 以后基因型即保持稳定”,同时本文还付给了由Fn 与F1 杂交产生的可能结
2.
A basic(Co) population originated from 72 crosses produced from 75 breeding materials with desired quality and agronomic traits has been synthesized after two times of random mating mediated by a dominant male sterile allele,Ms,in Brassica napus.
以显性核不育基因Ms为异交媒介,用75个具有期望农艺和品质性状的甘蓝型油菜育种材料,配制了含有12种细胞质类型的杂交组合,将这些组合在隔离条件下随机交配2次,合成了供轮回选择用的基础群体(Co)。
3.
We reviewed theoretical and empirical results related to these assumptions,and focused on the recent advances in random mating assumption and presented some new theoretical outcomes resulted from modeling researches.
本文就这3个假设的理论基础和经验研究的进展进行了综合论述,并着重讨论了随机交配假设的最新研究进展以及今后的研究方向和方法。
补充资料:随机数和伪随机数
随机数和伪随机数
random and pseudo-randan numbers
随机数和伪随机数【喇间佣1 al川牌”山一喇闭..m.山娜;cJI了,a如曰e”nce,口oc月卿成.以叹“c月a】 数亡。(特别,二进制数:。),其顺序出现,满足某种统计正则性(见概率论(probability Uleory)).人们是这样区别随机数(mndomn切mbe比)和伪随机数(PSeudo一mn由mn切mbe岛)的,前者由随机的装置来生成,而后者是用算术算法构造的.总是假设(出于较好或较差的理由)所得(或所构造)的序列具有频率性质,这些性质对于具有分布函数F(z)的某随机变量心独立实现的一个序列来说是“典型的”;因此人们称作根据规律F(习分布的(独立的)随机数.最经常使用的例子为:在区间【O,l]上均匀分布的随机数亡。,尸(亡。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条