查询词典 classification statistic

Batch process control, fault detection and diagnosis and the theory of multivariate statistics are studied in this thesis. The main purpose of this thesis is to put forward the approach of batch process monitoring and fault diagnosis based on the theory of multivariate statistic and its applications.

本文对间歇过程控制、故障监测与诊断和多元统计分析的研究现状，进行了系统的分析和评述，由此提出自己的研究内容和技术路线，着重完善间歇过程监控与故障诊断的方法，并提出了新方法。

Moreover, a new combined feature selection method based on statistic and mutual information is proposed .

在中文文本分类实验中，该方法取得了较高的微平均查全率和微平均查准率。

According to material in climate and the situation of disaster, in this research, statistic method was applied to analyze distribution and outbreak regularity of primary meteorological disasters, such as frozen injury,high temperature, drought, and gale, and preventive measures were brought forward to ensure Myrica rubra with high quality and yield.

根据浙江省多年的气候资料和杨梅灾情资料，运用统计学方法，分析了低温冻害、高温热害、干旱、大风等杨梅生产中主要农业气象灾害的分布特征和发生规律，提出了防灾措施，减轻灾害损失，确保杨梅优质高产。

According to statistic, there just can be one trunk of a tree in 100 thousand individual plant probably 4 part of a historical periods are rough, very rare, so the clover of 4 leaves is regarded as symbolize fortunately, another namer is lucky careless.

据统计，大概十万株里才会有一株四叶草，十分罕有，所以四叶的三叶草被视为幸运的象征，别称幸运草。

According to the data of Natality Statistics of Demographic Yearbook (2002) U. N., the author described and analyzed statistic characteristics and dynamic tendency of sex ratio at birth for different types of countries in the world recent two decades, which is to reflect the general pattern of SRB and provide the background and base for further recognizing ubnormal phenomenon of SRB in Chi

利用联合国《人口年鉴》出生统计专辑汇集的世界各国多年的人口出生数据，对全球不同类型国家近20年来人口出生性别比的统计特征和动态趋势进行描述和概括，以尝试着反映人类人口出生性别比的一般规律及特点，为更客观、准确地认识中国人口出生性别比失常提供背景与基础。

Accountant and statistic belong to system of national economic accounting together, also be one of business management main component.

会计和统计同属于国民经济核算体系，也是企业治理中的一个重要组成部分。

For statistic analysis of the correlating factors, age at study, physiological knock knee, physical performance and radiological findings, e.g. accessary navicular bone or talo-navicular subluxation were related to such change.

若以扁平足现象改善者与维持现状或恶化者作相关因子的统变研究，则可以发现其与年龄、 X 形腿、体能表现及 X 光的特殊变化(包括附生舟状骨或距骨舟状骨半脱位)相关。

By studying and analyzing maritime statistic data and requirements of ship navigability, the author obtains main index of evaluating the safety of LNG carrier cargo loading and unloading, such as hull intensity, stability and buoyancy; At thesame time, the author uses System Engineering theory and AHP to achieve the influence degree of every index on ship safety; then set up the mathematics modeling of multilevel comprehensive assessment which can get quantificational and qualitatively comprehensive safety evaluation of cargo loading and unloading on LNG carrier.

同时运用系统工程学原理，通过层次分析法，确定各评价指标对于船舶安全的影响程度，以模糊数学为工具，建立多级综合评判的数学模型，对LPG安全状况进行定性和定量的综合评价。

Research and development of system and its implementation has been finished by stages.The practice shows that negotiability and sharable characteristics of process information are improved through using CAPP system based on MES system. With the function of process route auto-matching and production statistic and query, macroscopic controlling ability of enterprise's production system is increased, and at the same time the production-planning and scheduling task is decreased.

系统的实施证明，基于MES系统的特钢企业CAPP系统在特钢企业的信息化建设中，提高了工艺信息的流通性和共享性；工艺路线的自动匹配和生产任务量的统计查询等功能在增强了企业生产系统的宏观调控能力的同时，减轻了计划调度人员的工作量。

Finally, according to the various properties of the optimization algorithms, the optimization algorithms have been applied to predicting the silicon content of hot metal and to optimizing the operation parameters of the blast furnace to meet the need of the higher hot metal output and the lower coke rate. Major research work in this paper includes:(1) Based on the study of the statistic property of the Logistic chaos map, the author has proposed the nested intervals chaos search method which improves the ergodicity of the chaos search by searching the area once more where the probability distribution is small.

高炉炼铁生产是一个复杂的非线性过程，高炉生产操作参数的优化涉及优化模型的建立、多目标优化、约束条件的检验等多个问题，对于这么一个复杂的优化问题，传统、单一的优化方法已存在局限性，因此本文研究了两种新型的具有不同特点的优化方法：基于混沌理论的优化方法和基于人工免疫理论的优化方法，并设计了几种混合优化方法。

What was it that made you want to change sider ?

是什么使你临阵倒戈？

I don't know what he wants, but let's play along with him.

我不知道他要干什么，可我