查询词典 sample capacity

The first method defines sample database by artificial operation, the second method builds one sample database and one potential sample database by the sample\'s self- training method. Some potential geometric regions are obtained by using a simple fast Hough arithmetic.

同样通过简单的快速Hough算法获取一些潜在几何区域，用对二值图像的块匹配方法对潜在的矩形区域进行识别并把它分类变成几种比分板和广告块。

The method includes the following steps: firstly, a spherical neighborhood of present sample points is established by using the geometric spherical-modelling theory and all the sample points contained in the spherical neighborhood are adopted as candidate neighbor points, thus not only preserving the effectivity of the dimension reduction capability when data sets are sparse but also getting the advantages of low-sensitivity to isolated points and good stability of the preserved topological structure; then a data relevance matrix more matching semantics can be obtained by relevance measurement based on route clusters to update the candidate neighbor points in the spherical neighborhood and optimize the regular neighborhood space of the present sample points, thus improving the phenomenon that the dimension reduction of sample sets provided with folded curved faces is apt to suffer the integrated-structure distortion in case of heterogeneous data distribution.

首先利用几何开球原理建立当前样本点的球状邻域，将包含在球状邻域内的所有样本点作为候选近邻点，不但能够保持在数据集稀疏情况下的降维性能的有效性，而且具有对孤立点敏感性不高、保留拓扑结构稳定性好的优点。然后利用基于路径聚类的相关性度量得到更符合语义的数据相关性矩阵，用来对球状邻域内的候选近邻点进行更新，优化当前样本点的规则邻域空间，改善了当数据不均匀分布时在带有折叠弯曲面的样本集上降维容易出现整体结构扭曲的现象。

The measurement system error model analysis is introduced into power system real time network state analysis as an important part for the first time, which can improve on the state estimation quality and provide the capability to monitor the operation of the measurement system; 2. The theory and algorithm of the on-line estimation and update of measurement noise variance based on the relation between the residual variance and noise variance. The statistic properties of the sample variance are discussed and the relation between the estimation precision and sample size under given confidence level is derived; 3. The theory and algorithm of detection and identification of measurement bias are presented, which is based on the relation between residual mean and noise mean. The statistic properties of sample mean are discussed and the relation between estimation precision and sample size is derived; 4. The Givens orthogonal transformation algorithm is selected to be the essential algorithm of state estimation, the fast orthogonal transformation algorithm with damp factor and the algorithm which can handle the zero injection measurements efficiently are presented; 5. The quantity analysis theory of bad data detectivity and identifibility are presented, which describes the relation between the elements in matrix W〓 and bad data amplitude and can provide the theory base for measurement system design and valuation.

一、首次将量测系统误差模型分析做为一个环节引入电力系统实时网络状态分析中，为EMS系统增加了实时监视系统运行、修正量测系统误差模型的新功能，进一步发挥了实时网络状态分析应用软件的潜力；二、首次提出了应用样本方差在线估计与修正量测系统误差方差的基本理论，讨论了样本方差的统计性质和概率分布，推导出了样本容量、估计精度和置信度之间的关系，给出了在线估计与修正量测系统误差方差的算法；三、首次提出了应用样本均值在线检测与辨识量测偏差的基本理论，讨论了样本均值的统计性质，推导了样本容量、估计精度和置信度之间的基本关系，给出了在线检测与辨识量测偏差的算法；四、在状态估计算法设计中，以Givens变换算法做为基本算法，提出了快速正交变换阻尼因子法和可以有效地处理零注入量测的混合法，并对实时应用中的一些问题进行了讨论；五、提出了不良数据可检测性与可辨识性的定量分析理论，揭示了描述量测系统配置、网络结构与参数的残差灵敏度矩阵中的元素与不良数据的幅值在可检测、可辨识能力上的定量关系，为量测系统配置设计与评价提供了理论基础；六、综合国内外最新研究成果，采用自适应自回归预测技术和稀疏矢量技术，构造了较完善的不良数据检测与辨识算法。

The results of catalytic activity show that both Ni-B and Ni-P sample have the same kinetic equation for hydrogenation of 1, 3-cyclopentadiene to cyclopentene and the same TOF. Therefore, it can be suggested that they have the similar active site. The catalytic activity of Ni-B sample is higher than that of Ni-P sample, and it is due to the more active sites of Ni-B sample having.

催化活性测试表明，Ni-B与Ni-P催化环戊二烯加氢反应对环戊二烯具有相同的动力学方程，而且两者具有相似的氢转换频率，表明两者的活性中心本质上是相似的，类金属不同导致的电子转移方向的不同仅仅影响反应的初活性，宏观活性的差别在于两者活性中心数量的不同。

PPAR γ agonist displayed obvious renoprotective action,the mechanism was complicated, it could improve the metabolism of glucose ang lipid, depress blood preasure, protect small vessels endothelium,improve the system activity of blood clotting and fibronolysis, antiinflammation, otherwise the action was more obvious with the time passed, at the early stage the effective was better,so encourage the patients to take the medicine earily; when the patients with the mediate reanl function failure, Avandia did not display significantly renoprotective action, side reaction had no difference compared to the control group,was not necessary to regulate the dose of Avandia.But because of the sample size was small, we needed a biger sample to confirm the results. We confirmed that Prol2Ala had no difference in control case,diabetic nephropathy group and diabete group,In diabetic group and diabetic nephropathy group, Ala carriers compared to noncarrier all kinds of biochemical indicators were not different,Prol2Ala did not have association with diabete and diabetic nephropathy. But because of the sample size was small, weneeded a biger sample to confirm the results.

PPARγ激动剂对糖尿病肾病具有明显的保护作用，保护作用的机制是多方面的，除了改善糖脂代谢，降低血压外，还具有保护小血管内皮，改善凝血和纤溶系统活性，抗炎症等多方面的作用，且作用随着用药时间的延长而日趋明显，在疾病的早期应用效果更佳，故提倡早期用药；对伴有慢性肾功不全的患者，罗格列酮对肾脏靶器官的保护作用显现的并不明显，但副作用与对照组无明显差异，不用根据肾功情况调整用药，但由于样本量较小，上述结论尚需大样本进行进一步证实；本实验研究得出Prol2Ala变异在健康对照组、糖尿病组及糖尿病肾病组均无显著差异，糖尿病组及糖尿病肾病组临床各生化指标与Prol2Ala变异亦无相关性，Prol2Ala与糖尿病及糖尿病肾病不相关。

The dose of γ-irradiation had significant influences on shelf life of boiled dumplings under chill state. The value of volatile basic nitrogen of control sample excessed the trade standard after one week. The value of total acidity of control sample excessed the trade standard after four weeks.However ,except TBA of sample treated with 5 kGy excessed the trade standard after irradiation, other properties of treated sample were all well within the acceptable level throughout storage period.

未辐照处理产品贮存至 7 天时挥发性盐基氮含量超标，除 5kGy 辐照产品的 TBA 值在贮存前期超标外，其他各辐照处理产品各项安全质量指标在 21 天贮存期内均未超标；与对照样比，剂量越高，所分析指标变化越小；对照样只有 7天的货架期；2 和 3kGy 辐照在 14 天时感官评分值降至可接收值底限；4kGy 表现出最佳贮藏效果，可获得 21 天的货架期。

This system can not only manages many batches of data, but also produces the code automatically, creates the random inner sample according to the percent, inserts the manipulative sample and standard sample, calculates the inner qualified rate and the offering rate, protracts the chart of standard sample quality control in time, imports and exports the inner data, and outputs the artistic analysis report according to the user.

系统不仅可以同时管理多个批次样品的数据，也可以自动实现样品编码、内检样按指定比例随机生成、地调局监控样和国家标准样插入、内检合格率和报出率计算、标准样质量实时监控图绘制以及对送样单和分析结果等进行自动导入和导出，还可以根据用户的需要输出美观的分析报表。

We prepared sample l, sample 2 with singlecoil. and sample 3, samPle 4 with two series coils. In this paPer we discussed thefrequency-dependence of theis inductance,resistance and quality factor in arange of l00MHz-l0GHz.

本实验中制作了单个线圈的样品1和样品2以及串联的样品3和样品4，文中报告了这些薄膜电感的电感、电阻和Q值在100MHz-10GHz范围内的频谱特性。

The paper presents a new filling-sample method by which the sample quantity filled in a box depends on the energies of γ-rays to be measured. The detection efficiencies of HPGe detector were calculated by using Monte-Carlo method for various γ-ray energies and at various soil sample quantities in a box, and the optimal filling-sample quantities for different-energy γ-rays from radioactive nuclides of 238U, 232Th, 226Ra, 40K, are respectively obtained.

本文提出了样品装量与待测γ射线能量有关联的装样方法，并用蒙特卡罗方法模拟计算了不同能量γ射线的探测效率与样品装量之间的关系，得到用HPGe γ谱仪分析238U、232Th、226Ra和40K等放射性核素活度各自的最佳装样量。

A little of the diaylsed solution was dilluted with distilled water (1:4) and applied to metallic sample plate following negative staining with sodium phosphotungstate solution. The sample was freeze-dried and examined by transmission electron microscopy 1.4 IFvs size and size distribution measured 1.5 The shape morphology of IFvs 1.6 Measureing the encapsulation efficiency and loading capacity of Liposomal Gd-DTPA A sample volume of 5ml was sent to analyze (Zhongshan University Analytical Center, Guangzhou).

1.6 Gd-DTPA脂质体包封率及载药量的测定取5ml前述离心后所得上清液送交中山大学分析测试中心，采用高频电感耦合等离子发射光谱法测定离心液中Gd-DTPA含量，用加入总的Gd-DTPA量减去离心液中的Gd-DTPA含量即得包封量。

The saturation pressure and the carrying capacity of air increases with the air temperature and pressure.

饱和压力和承载能力的空气随空气温度和压力。

It is next to the subway station.

它在地铁站的旁边。