进一步完善了异常判别中的统计模型,并根据异常检测模型给出数据描述和相应异常判别算法,最后总结了异常判别算法的优点和将来的工作。
Perfect stat. model in the stat. model and give data description and arithmetic according to distinguishing model, summarize advantage of the arithmetic and work that be done in future.
它使用有限的上下文统计建模技术,混合了多个顺序固定的上下文模型,预测输入序列中的下一个字符。
It USES a finite context statistical modeling technique that blends together several fixed-order context models to predict the next character in the input sequence.
数据模型中的关键元素是一组统计信息,该统计信息收集了有关数据库中所包含的数据和系统目录表中所存储的数据的信息。
A key element in the data model is the set of statistics gathered about the data contained in the database and stored in the system catalog tables.
例如,没有哪种统计模型可以准确无误地描述你收得的所有电子邮件中的合法邮件,而标记其余的为垃圾邮件。
No statistical model, for example, can describe with perfect accuracy all the e-mails you might legitimately receive, while labeling the rest as spam.
保险精算学是运用数学、概率统计学原理以及多种金融模型对保险业中各种风险因素进行分析预测的学科。
Insurance Actuarial theory is a analysis and forecast subject to all kinds risk of insurance industry by mathematics, probability statistics methods and finance models.
在此模型中,更高的临床肿瘤分级及雌激素受体阴性与远处复发或死亡存在具有显著统计学差异的相关性。
In this model, higher clinical tumor stage and ER-negative status were associated with a statistically significantly greater risk for distant relapse or death.
由于系统方程是时变的,在测量过程中,系统噪声和观测噪声的统计特性等很难精确地估计或测定,事实上很多误差模型都不能简单的设为白噪声。
Because the system equation is changed with time, during the measurement, the statistic character of the system noise and the observation noise cannot be estimated or be determined accurately.
设计并实现了模型中的规范化、过滤、合成、统计分析算法。
The algorithm of standardization, filter, merging and statistic autoanalyzer of the module has been designed and implemented.
通过分析r BAC模型结构,提出并设计实现了统计管理系统中数据库安全访问控制的新方法。
A novel method for designing and implementing database safe access control in a statistic management system is proposed on the basis of analyzing RBAC model.
在贝叶斯统计学中,贝叶斯因子是进行模型选择的主要工具。
Bayes factor is the major tool for model selection in Bayesian Statistics.
以简并费米气体模型在天体物理中的应用为例,说明了量子统计理论在现代物理研究领域有着十分重要的作用。
The application of degeneration Fermi gas model in astrophysics proves that quantum statistical theory plays a vitally important role in study area of modern physics.
综合利用井中的地震、测井和钻井资料等,用统计拟合方法和非线性反演方法建立压力预测模型。
A pressure predicting model is established by synthetically using the data of seism, well logging and well drilling in combination with statistical matching method and nonlinear inversion.
方法:通过对医学专家在骨肿瘤诊断实践中的方法研究,结合模糊集合论和医学统计理论建立量化的诊断模型。
Methods: Quantitative diagnosis model was studied with fuzzy theory and medicine statistics after studying the methods used by medical specialists to diagnoses osteoma in practice.
其关键问题在于掌握芯片运行过程中泄漏信息的机理,进而建立统计分析泄漏信号的信息泄漏模型。
The main problem of side- channel cryptanalysis is to grasp the in- formation leakage mechanism in chip, and to build information leakage model for leakage signal statistical analyzing.
线性模型是一类研究历史悠久,应用范围广泛的统计模型,在模型的统计分析中,结果解释是重要的组成部分。
Linear model is a kind of statistical model and have a long history and wide applications. The inference results interpretation is an important aspect in model statistical inference.
然后在多光谱图像融合中,提出了一种新的融合方法,将相关约束进一步引入到统计融合模型中。
In multi-spectral image fusion, a new method is developed, which introduces correlative restriction into the statistical model.
在以常规卡尔曼滤波器为基础的各种跟踪算法中,要求精确的模型和噪声统计,但在实际问题中,大多数情况上述要求不能满足。
Accurate models and noise statistics are required in many tracking algorithms based on the traditional Kalman filter, which are difficult to be satisfied in engineering application.
针对这个难点,本文使用带有边信息的通信模型对水印系统进行描述,通过对该模型中的统计域参数进行修改来嵌入水印,并实现了水印的盲提取。
This paper presents a communication model used to describe the watermark system, which imbeds the watermark through modifying the statistical parameters, and blind extraction is carried out.
在线分析处理OLAP是CRM系统中关键的一环,针对用户需求建立了数据仓库和分析模型,并给出了统计分析的结果。
Online Analytical Processing (OLAP) is the key of CRM system, which set up data warehouse and analytic model aiming at consumers' requirement, and the analytic result is obtained.
然而,在现代高分辨声纳系统中,混响包络的统计特性并不符合瑞利分布模型。
However, in modern high-resolution sonar systems, the statistics of reverberation envelope is not in accord with Rayleigh-distributed model.
这种模型不仅利用包含在观测中的统计信息,而且利用边坡滑坡的有关力学状态和地质条件所提供的信息。
The model not only used statistical information included in observation, but also the information provided by related dynamic state and geological condition of landslide.
对这类模型的统计建模,人们既关心回归系数的估计,更关心误差条件方差结构中未知参数的估计。
For this kind of modeling, people care for not only the estimation of regressive coefficient but also the estimation of unknown parameters in conditional skedasticity.
在直方图模型设计中,根据响度数据的统计分布对直方图模型进行优化。
In the design of histogram model, statistical distribution of loudness is used to optimize the histogram model.
介绍了生物活性多肽定量构效关系(QSAR)中化学结构描述符和建立数学模型统计方法的研究概况。
This paper introduced the study general situation of the chemical structure descriptors and statistical method of mathematical modeling in bioactivity polypeptide QSAR research.
本文构造了非线性模型中参数的经验欧氏似然比统计量,并证明了该似然估计的强相合性和渐近正态性。
In this paper, empirical Euclidean likelihood ratio statistics are constructed for parametric in a nonlinear model. And prove strong consistency and asymptotic normality of the estimation.
提出了匿名通信系统中的两种统计型攻击模型,对两种攻击模型的攻击能力作了定量的分析。
Two models of statistical attack in anonymous communication system and the quantitative analysis of their attacking abilities are presented in this paper.
并且给出了主要结果在特殊的序贯次序统计量模型以及非齐次纯生过程中的应用。
Applications in some special models of sequential order statistics and in the NHPB process are also presented.
利用HMM的统计特性,对HMM模型结构进行改动,使其成为人脸语音动画合成中语音特征到图像特征的映射模型。
This paper takes advantage of HMM's statistic characters. With a little modification on HMM structure, it gets a mapping model from speech to image.
利用HMM的统计特性,对HMM模型结构进行改动,使其成为人脸语音动画合成中语音特征到图像特征的映射模型。
This paper takes advantage of HMM's statistic characters. With a little modification on HMM structure, it gets a mapping model from speech to image.
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