文中使用一个全局准则函数控制决策树的增长。
A global criterion function is used to control the growth of the decision tree.
但是,当模型的阶数很高时,无法计算并比较每一个备选模型的准则函数值。
However, when the order of ARMA model is very high, to compare every candidate model's criterion value is computationally infeasible.
AIC与SIC等准则函数方法是arma模型选择过程中经常使用的方法。
Several criteria such as AIC and SIC are usually used in ARMA model selection.
本文根据有代表性的准则函数推演出大地测量反演参数可辨识条件,给出其适用范围;
In this paper, the identifiable conditions are derived from the representative criterion function and their application scope is given.
通过自动调整初始概率,获得该准则函数的最优或次优解,从而得到满意的分割结果。
Thus the good segmentation result can be achieved by automatically adapting initial assignment of probabilities to reach the optimal or suboptimal solution of the evaluation criterion.
算法以实测蠕变值与理论计算值之间的最小二乘误差为优化准则函数,直接反演计算蠕变模型参数。
With the optimization criterion of least square error between the measured creep value and theoretical creep value, microevolution algorithm inverse the creep model parameters directly.
该算法不需标准化数据,应用一种基于统计直方图的全局准则函数进行聚类,特别适用于大规模数据。
This algorithm does not have to standardize the data, uses a kind of global criterion function based on the statistical histogram to depict clusters, specially is suitable for the large-scale data.
文章采用分层聚类算法,定义了新的准则函数,同时解决了确定星座点实际位置和星座点数目的问题。
In this research hierarchical clustering algorithm is used with a newly defined criterion function, and it can cluster data without known cluster number.
本文提出了一个基于蒙特卡洛-马尔科夫链方法的随机模型生成方法,以产生准则函数值最小的备选模型。
In this paper I suppose an MCMC random model generating procedure that can generate a model with the lowest criterion value.
而这些准则函数,经过一系列数学处理,可以把空间域的多准则的问题转化为频域处理,从而推出一种快速、有效的成象算法。
These functions can transfer multiobjective problem in spatial to in frequency domain by math treating, and derive a fast and efficient imaging algorithm.
新的目标准则函数考虑了数据集样本的模糊隶属关系和样本几何分布两个方面的因素,使算法的鲁棒性和分类的正确性大大加强。
Two factors are considered in cluster-validity criterion to enhance the robustness of algorithm and the validity of clustering, one is fuzzy membership and the other is geometric property.
准则1可以通过类型检查得到保证,如果在函数中有任何静态存储声明,则抛出错误消息。
Guideline 1 can be ensured by type checking and throwing an error message if there is any static storage declaration in the function.
确保准则3得到满足,要求编译器预先知道所有可重入函数,包括应用程序所使用的程序库。
Ensuring guideline 3 requires the compiler to have prior knowledge of all the reentrant functions, including the libraries used by the application.
事实上,如果你有一个多变量函数,那么它的准则依然如此。
In fact, if you had a function of many more variables the criterion would still look exactly like that.
本文提出了一种新的序列图象编码块匹配准则——比特位相关匹配函数。
This paper proposes a new block matching criterion called the bit-correlation matching function for sequence image coding.
文章给出了系统传输函数以作为一种有用的工具和准则。
As a useful tool and criterion, the system transfer function of the compression system is introduced.
本文对确定白化函数的准则进行了剖析,并给出了应用实例。
Anatomy of the criteria for whitened functions is made in this paper, and an example of application is given.
探讨了风险函数对评判参数估计优劣的影响,提出了衡量估计优劣的一个概率判定准则。
We discussed the effect produced by risk function on deciding rule between two parameter estimators, gave a probability rule for choosing estimator.
根据模糊数学的隶属函数和最大隶属原则,讨论了模糊综合评判方法和应用准则,建立了测井判别油水层的模糊数学模型。
Discussed are the fuzzy comprehensive evaluation method and its application principle according to membership function and maximum subordination principle in fuzzy mathematics.
在此基础上,根据递减绝对风险规避者的效用函数集合的特征,分析并证明其决策准则,给出定理4、定理5。
According to characteristics of the decreasing absolute risk averter's utility functions, the paper analyzes and proves its decision rules, gives the theorem 4 and theorem 5.
最后构造了满足奈奎斯特第二准则的等效传输函数。
Then, the transfer function that equivalent to Nyquist's second criterion is constructed.
用幂函数构成的模糊集满足测量准则,使模糊集理论更完善。
The fuzzy set constituted by power function satisfies measure rule, and perfects the fuzzy theory.
提出了一套选择组态函数的准则。
The set of criteria for selecting configuration function are presented.
多输出逻辑函数是构造密码系统的重要工具,相关免疫性是设计安全逻辑函数的重要准则。
Multiple outputs logic function is an important tool for constructing cryptography systems, and correlation immunity is a critical criterion in designing secure logic functions.
阐明通风机调速特性的物理意义,建立系列风机调速特性系数与连续机号间的函数关系准则。
Physical Significance of adjustable speed characteristic for fan is stated and functional relation criterion between adjustable speed characteristic factor for fan is established.
实验结果表明,直方图相交匹配函数是一种有效的图像压缩评测准则。
The experimental results show that the histogram cross matching function is a useful criterion for measuring the performance of compressed images.
该文以灵敏度准则为优化设计的目标函数,建立了变形监测网混合优化设计的数学模型。
Taking the sensitivity criterion as the object function of the optimum design, the paper establishes the mathematical model for the combined optimum design of the deformation monitoring network.
利用码间串扰量的度量准则,对不同的成形滤波函数研究了插值滤波器的参数优化估计及其抗时钟抖动性能。
By using the measure criterion of intersymbol interference, the parameter optimization and robustness of timing jitter of interpolation filter for a few kinds of shaping functions has been studied.
满足K次扩散准则的p值逻辑函数在密码设计中有重要应用。
The P-valued logic functions satisfying K order propagation criterion have been used widely in the design of block cipher.
满足K次扩散准则的p值逻辑函数在密码设计中有重要应用。
The P-valued logic functions satisfying K order propagation criterion have been used widely in the design of block cipher.
应用推荐