集合的

Based on the conditional rough entropy theory, the definition of the conditional rough entropy of set is given and it can measure the uncertainty of set. The properties and the related theorems are given.

基于知识的条件粗糙熵理论，提出了集合的条件粗糙熵概念，用来刻画和度量集合的不确定性。

Then, the problem of using yard engines becomes the problem of directed paths decomposition for directed graph.

通过分析运用调机时区集合上的偏序结构特点，可以知道使用调机问题的实质是偏序集合的全序分解问题。

From nine-value set operations,especially the operation of convert mapping between sets,various cubetab les have been derived directly.

通过九值集合运算，特别是集合的逆映射，直接导出各种立方表，然后同D 算法一样，对故障的测试立方进行D 驱赶和一致性相交运算，求出故障的测试。

From the point of view of the set, knowledge is a partition of data set about some relations.

从集合的角度来说，知识就是数据集合在某种关系下的划分。

The notion of random fuzzy variable was first introduced by Baoding Liu in 2002. A fuzzy random variable is a function from a probability space to the set of fuzzy variables.

模糊随机变量定义为从概率空间到模糊变量集合的函数，而随机模糊变量定义为从可信性空间到随机变量集合的函数。

Structure for the set of equilibrium points of the network is studied in detail.

详细讨论了网络的平衡态集合的结构并建立了平衡态集合构造定理。

Similar to the other Boolean set operations, symmetric difference is the XOR of sets.

和其他的布尔集合操作相似，对称差分是集合的XOR(或 exclusive disjunction)。

We also know that network traffic acts as self-similarly characteristics since the distribution of the traffic is a heavy-tailed distribution.

对ClarkNet-HTTP网络流量集合和Calgary-HTTP网络流量集合的分析结果表明：无论是在工作日期间还是在休息日期间，无论是在上班时间期间还是在下班时间期间，网络流量行为都很好地表现出具有突发性特征的自相似性特征。

Therefore, a fuzzy inference algorithm is viewed as a mapping from one fuzzy set to another, Hamming distance formula is used as the computing distance between the two fuzzy sets.

为此，把模糊推理算法看成是模糊集合到模糊集合的映射，选用海明距离作为两模糊集的距离。

In the paper, a definition of BT is proposed and the storage structure of BT nodes is specified.

目前世界上通用的方法是用&二元查找树&和&2-3树&实现集合的表示及其完成个别的集合操作。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。