Dynamic SQL statements automatically use these updated statistics. 动态SQL语句自动使用这些更新的统计数据。
A New Type of Data Structure for Dynamic Statistics on the Integer Set& Irie 一种新型整数集上的动态统计数据结构&Irie
Study on dynamic detecting change of forest resources based on statistics method 基于统计算法的森林资源变化检测的研究
Based on the XML-based dynamic reports scheme, dynamic statistics reports with flexible hierarchy and multiple formats are also realized. 利用基于XML的动态报表开发方案,实现了层次可变和格式多样的动态报表。
Bubble particles are labeled after exactly separated from the background using a dynamic threshold segmentation technique. The statistics function for bubble particle concentration and size distribution is realized. 采用动态阅值分割技术,将气泡粒子准确地从背景中分离出来并进行标记,实现了气泡参数(粒径、掺气浓度)的统计功能。
A dynamic-statistics model for predicting atmospheric main pollutant consistence in Yinchuan city 预测银川市大气主要污染物浓度的一种动力统计模型
The dynamic statistics model of air pollution in Lanzhou proper 兰州城区空气污染预报的动力统计模型
On the basis of theories of dynamic damage and natural crack statistics, a computer model suitable for predicting fragment size of bench blasting in constructions of hydropower engineering has been presented. 根据岩体动载微损伤和岩体天然裂隙统计理论建立了适用于水电工程施工梯段爆破级配预报的计算机模型。
This paper introduces the design about dynamic web teaching system of Medical Statistics hypothesis test and its application in teaching practice and scientific research practice. 本文介绍了假设检验动态web教学系统的设计,以及其在教学实践和科研实践中的应用。
The vibration equations of structure with random properties are transformed into the simple forms to be solved, using the matrix perturbation theory, in this paper. The dynamic response statistics formulae are derived. 本文用矩阵摄动法将随机参数结构的动力响应基本方程转换成容易求解的形式,导出了响应量统计特性计算公式,编制了相应的计算机程序。
The software of the system consists of the electronic map module, the dynamic monitoring module, the statistics and management module and the SQL Server database. 系统软件由电子地图模块、动态监控模块、统计管理模块及SqlServer数据库等4个模块组成。
According to traffic characteristics, geographic characteristics of our country's expressway and traffic specialities about people, car, road and environment in traffic dynamic system, this paper gives statistics of collected record history data in fog, and analyses fog's influence to traffic condition. 本文是根据我国高速公路的交通特点、地形特点和交通动态系统中人、车、路及环境的交通特性,对搜集到的雾天交通记录历史资料进行统计,分析雾对交通状况的影响;
How uses these databases to operate on the hairnet the oil-field development dynamic contrast analysis system is we develops the oil-field development oil field dynamic statistics contrast analysis system the goal. 如何利用这些数据库开发网上油田开发动态对比分析系统是我们开发油田开发油田动态统计对比分析系统的目标。
To obtain best load balance, the copies assignment is dynamic and according to system statistics data to trigger copies increasing or reducing, and perhaps copies migrating. 而副本的分配是动态的,其处理准则是根据系统的访问统计数据,触发对系统副本的添加或者是减少,或者是副本的迁移,从而达到最佳的负载平衡。
By simplifying the equation of air pollutant diffusing, the mathematic form of dynamic statistics model of air pollutant forecast has been worked out. 从空气污染扩散方程出发,经过简化推导,得出污染预报动力统计模型的数学形式。
The dynamic statistics of data includes SELECT sentence, input of selected year in edit mask control-ware em_1, open event of host window and knob confirming etc embedding functions. 数据动态统计包括SELECT语句、在编辑掩码控件em1中选择输入年、主窗口的open事件、确定按钮等的内嵌函数。
Application of Fuzzy Pattern Recognition Algorithm on Dynamic Cardiogram QRS Pattern Statistics 模糊模式识别算法在动态心电图QRS模板统计中的应用
Through integral regression principle, the influence or weather change to crops yield was explored during crops growing stage by using ten days period as time unit, then set up dynamic statistics evaluation mode which car affect the production of crops. 运用积分回归原理,揭示作物生育期内以旬为时间单位的气候变化对作物产量形成的影响,从而建立气候变化对作物产量影响的动态统计评价模式。
Design and application about dynamic web teaching system of 《 Medical Statistics 》 hypothesis test 《医学统计学》假设检验动态web教学系统的设计及应用
A Technique of Dynamic Statistics Interpretation of NWP and Cold Wave Prediction 数值预报产品动力-统计释用方法与寒潮预报
It can solve the problems in which there exists uncertainty in dynamic model of system or the statistics of noise sources are not fully known or unavailable. 该方法能有效解决系统模型和噪声统计特性存在不确定的问题。
One advantage of the proposed technique over other compensation algorithm is that it does not require dynamic equation of error states and statistics of noise. 基于神经网络的方法与卡尔曼滤波、偏差分离估计方法相比,不需要各项误差的动态模型和噪声统计特性。
Through regarding this software test and the user use, it can meet the enterprise relatively flexible dynamic statistics need. 通过对此软件的测试及用户使用,能够满足企业相对灵活多变的动态统计需求。
The Dynamic Response Statistics of Structures with Random Properties 随机参数结构动力响应的统计特性
In general conditions, Kalman filtering technique has been applied extensively. When there is uncertainty in dynamic model of the statistics of noise sources are not fully known or unavailable, the application of Kalman filtering is restricted. 通常Kalman滤波技术应用得比较广泛,然而在系统模型和噪声统计特性存在不确定性的条件下,Kalman滤波的应用就受到了一些限制。
The results from the multi-site dispersed fertilizer experiments could be analyzed by using the method of dynamic classification statistics, in order to obtain the general function of fertilizer effects for guiding the fertilizer recommendation. 研究认为对多点分散试验的结果,可采用动态聚类分析的方法,获得类肥料效应方程以指导推荐施肥。
Also the author calculates the wind shaking factors of JJ70/ 39-K derricks by means of the dynamic calculation method and mathematical statistics. 结合现场实测和动力计算,用数理统计的方法分析计算了JJ70/39&K井架的风振系数。
Both problems show distinct features of dynamic population statistics, and the corresponding statistical inferences veracity will greatly affect the risk of equipments acceptance and usage. 这些问题都体现出显著的变动统计的特点,相应统计推断结果的准确性,关系到装备接收、使用的风险。
Implement characters recognition by Artificial Neural Networks, and increase the correctness of dynamic characters recognition by topology analysis and probability statistics. 8. 利用人工神经网络,实现了字符的识别,并通过拓扑分析与概率统计提高了动态字符识别的正确率。
The leading contents and outcomes are as follows. 1. The basic theory of dynamic population statistics in equipments test evaluation. After a systematical review of developments of dynamic population statistics, the essential features of dynamic population statistics are presented. 主要研究内容与成果如下:1.装备试验评估中的变动统计基本理论系统地回顾了变动统计的发展历程与研究现状,提出了变动统计的主要特征。