If you have no idea about the choosing course, you can view the recommendations, keyword index or the course series, but first you have to choose the state you located within USA to check if the course are approved there.
如果你对选择什么课程不知所措时，你可以参考推荐课程、课程关键词索引及系列课程的内容。不过在选课前你首先要选择自己在美国的哪个州，以确定相关的课程是否在那里开设。
Run from the index, in May this year by a series of high since 3786, 2924, 2310 point drop in pressure to form a line, which is a half-cycle trend line that once formed Breakthrough in the index will be up space to expand significantly, up time will last longer.
运行的指数，今年5月是自3786，2924系列高，2310点的压力，形成一条线，这是一个半周期的趋势线，一旦形成突破，在该指数今年下降将达到空间将大大增加，时间将持续较长。
In addition, the optimization of performance index for a series of period is also conducted.
此外，还进行了多个时间段的性能指标优化方法的研究。
Verdict抯 UK Consumer Satisfaction Index 2010 series of reports is the only reliable and accurate benchmark of retailer satisfaction performance that is defined by the customer.
本报告通过对6000个客户的年度调查，解释和量化了客户满意度与零售商之间8个关键性能指标的使用情况信息。
The index difference and relevance of sand equivalent and methylene blue for different series of fine aggregate were analyzed.
分析了不同规格细集料的砂当量的指标差异性、亚甲蓝的指标差异性和砂当量、亚甲蓝指标的相关性，并在大量细集料试验基础上提出了细集料的技术指标和评价原则。
According to the fundamental concept of system engineering, a series of evaluating index of dynamic performance for implement control system have been proposed.
根据系统工程的基本思想，提出农具控制系统动态性能评价指标体系，为动态试验和动态设计提供依据。
In the data mining area we propose three effective methods of selecting features for high dimensional data based on neural networks, and present a new data classification method with robustness based on the blend of rough sets theory and neural network, which can effectively abstract the rules of classification; And we propose a new dynamic self-organizing maps network with simplification structure and high efficiency, which can realize hierarchical clustering of a data set, and a new data clustering method based on density and distance, which can identify the clusters with any sharp; And we present a new data classification method based on the blend of neural network and decision tree, in which a minimum decision tree can be directly genarated; We present three new effetive methods of time series database knowledge discovery, and all the methods have better forcasting precision than traditional methods; We also propose four new methods of constructing support vector machine with rapid training speed and propose a new muti-class data clssification method based on two-fork tree, and all the methods have obvious improvment for SVM''s performance; In the area of text mining we propose five effective methods for reducing the dimension of text vector, which include the pattern aggregation based method, the LSA based method, the conbination method of rough sets and GA, the combination method of concept index and rival penalized competition learning, and all the methods possess high efficiency and high precision; We present a new method of abstrcting rules from texts based on features selection approch using CHI values and rough sets, and the method is much more practical than traditional similar methods.
在数据挖掘领域，在高维数据降维方面共提出三种有效的基于神经网络的特征选择方法；提出了一种新的将粗集与神经网络结合的数据分类模型，可有效地抽取分类规则并具鲁棒性；提出了一种结构简单，高效的动态自组织特征映射模型及一种基于密度和距离的数据聚类新方法；提出了一种神经网络与决策树相结合的分类新方法；提出了三种基于神经网络的时间序列知识发现的新方法，均具较高的预测精度；提出了构建支持向量机快速训练的四种新方法及一种基于二叉树的SVM多类分类法，均较前人的方法有明显改进。
From the standardized time series of the intensity index of MPV, the years with values larger than 0.5 are defined as strong years of the monsoon, and the years with values less than-0.5 as weak years. The composite analysis of the anomaly fields of SHF, LHF in these strong and weak years is conducted.
由标准化的湿位涡强度指数距平的年际变化曲线，选择距平值大于0.5的年份为季风爆发的强年，距平值小于-0.5的年份为季风爆发的弱年，对强、弱年东亚及其周边地区的地表潜热通量距平、地表感热通量距平以及海平面气压距平的分布特征进行了合成分析。
The series of WDT Universal Testing Machine: The series of XGNB Plastic- pipe hydraulic pressure testing machine: The series of RV-300 HDT and VICAT testing machine: The series of Melt flow index: The series of Resile impact testing machine: whole set of testing machines for pipes:The silicon-core pipe series of testing apparatus and whole set of Plastics Piping Systems Suitability Testing Machines.
WDT系列电子万能试验机；XGNB系列管材耐压爆破试验机；RV-300系列热变形、维卡软化温度测定仪；XRL-400系列熔体流动速率仪；多种冲击试验机；各种管材通用成套检测设备；通信用硅芯管专用成套检测设备；管材系统应用性成套检测设备等。
Then the resonant condition was verified through the light transmitting function of micro-ring resonator. Characteristics of the transmitting function and performance parameters of the micro-ring resonator were also analyzed. And in order to improve the free-spectrum range and quality factor, thereby to meet the practical application of systems, some available concepts such as optimizing the waveguide parameters (bend radius and effective refractive index) and having multi-ring in series parallel manners were put forward in this paper.
3根据微环谐振腔的性能参数，优化选择微环波导的结构参数；通过分析微环谐振腔的光强传递函数，验证了谐振条件；分析了函数特性和该微环谐振腔的各个参数，提出可通过优化结构参数或多环串/并联的方式来提高谐振微环的自由光谱范围和品质因子的取值，满足实际网络应用。
As the application of the predictability index, we analyze the R-R interval series in heart rate variability research and the free energy series in molecular dynamics research.
作为预测度指标的应用，我们对心率变异性研究中的R-R间期序列和分子动力学研究中的自由能序列进行预测度分析，结果表明预测度指标是有很高的应用价值的。
Processing the signal of one sensor collecting on the different positions of water pipeline leakage using LabVIEW is researched in the thesis. A series of characteristic index are described to extract the information of stress wave in time domain and frequency domain. A back propagation neutral network with the input matrix composed of the characters of the stress is proposed to detect the leaks in the fluid pipelines and localize the leak.
在信号处理方面，对单传感器在泄漏管道不同位置拾取的泄漏信号应用美国国家仪器公司的虚拟仪器软件平台LabVIEW进行分析，并提取时域和频域信号特征指标构造神经网络输入矩阵，建立了能对管道泄漏状况进行分类的神经网络模型，以检测管道泄漏的发生并进行泄漏定位。
Since BDI is a weighted average of three indexes, namely Baltic Capesize Index, Baltic Panamax Index and Baltic Handymax Index, both direct and indirect modeling approach are adopted by using Regression, ARIMA and Intervention model of time series analysis techniques.
研究方法采用回归分析与时间序列方法中之ARIMA与介入模式，分别建立乾散货指数模式与其所包含之波罗的海海峡型指数、波罗的海巴拿马极限型指数、波罗的海轻便极限型指数等四项指数之预测模式。
Series 10 industries across the board index飘红, 300 energy, 300 industrial or more than 5%, 300 are optional or more than 4 percent.
系列10个行业指数全线飘红，300能源，300工业或超过5％以上，300名是可选的或超过百分之四以上。
Screen printing machine for series: all kinds of plastic, cosmetic and the jewel case, sheet metal, index plate, acrylic, electronic products, household products, stickers, transfer paper for a variety of leather of the Cup, which they pursue the keg, glass, baseball bats, revearsing, etc.
丝印机合用系列：百般塑料、化妆品、包装盒、金属不活、刻度不活、压克力、电子产物、家庭用品、贴纸、皮革转印纸百般型态之杯子、桶子、玻璃、棒球棒、木不活等。
In order to study the influence, this paper divided the sample chosenfirstly-the return of A-share index of Shanghai Stock Exchange, the B-shareindex of Shanghai Stock Exchange, the composite index of Shanghai Stock Exchange ranging from July 21, 1997 to October 21, 2003 into two stages, regarding February 19, 2001 as the boundary, carried on deep analysis. We find that the index return is distributed with obvious excess kurtosis, fatted tail; data in period I are autocorrelated; all series are stationary and have ARCH effect.
为了研究这种影响，本文首先对所选取的样本——1997年7月21日到2003年10月21日的上证A股指数、上证B股指数、上证综合指数收益率数据，以2001年2月19日为界线分为开放前和开放后两期进行深入的分析，发现其收益率分布具有明显的尖峰厚尾的特性；第一期收益率序列具有明显的自相关性；所有序列都是平稳的且具有ARCH效应。
By explaining a series of modern agriculture development theories such as Economic Growth Pole Theory, Dual Economic Structure Theory, Industry Cluster Theory, Technology Innovation Theory, Technological Diffusion Theory, Venture Center and Venture Investment Theory, the Theory of Applying High-tech to Reconstruct Traditional Agriculture and the Theory of Compound Ecological Agriculture, the author discusses the aim, the function orientation, investment main body, construction scale, development mode, function mechanism and evaluation index system of guiding the construction of modern agricultural science and technology park by scientific development viewpoint.
本文通过对经济增长极理论、二元经济结构和产业集聚理论、技术创新理论、技术扩散理论、创业中心与风险投资理论、运用高新技术改造传统农业理论、复合生态农业理论等一系列现代农业发展理论的阐释，探讨用科学发展观指导现代农业科技园区建设的目的意义、功能定位、投资主体、建设规模、发展模式、运行机制及其评价指标体系。
Evaluation of the first power-methanol Co-production demonstration projectThis section emphasizes on the first power-methanol Co-production demonstration project and analysises, contrastes and evaluates each typical system presented in the demonstration. From this work, it can be founded that the total energy efficiency of the Co-production system is 3.14 precent higher than the parallel system and the advantage of the Co-production system had been validated. Simultaneity, the method for enhance the efficiency is researched by using a series of system evaluation index.2. System design and performance prediction of 120MWe and 200MWe IGCC power plantThis section proposes the system design and performance prediction of the 120MWe and 200MWe Integrated Gasification Combined Cycles demonstration project.
煤气化电力-甲醇联产示范工程运行及评价通过我国首座煤气化电力-甲醇联产示范工程的运行试验，对示范系统的各种运行模式进行数据采集、分析、比较和评价，验证了所建立的关键单元及子流程的模型；得出联产系统比分产系统总能利用效率高3.14个百分点，验证了联产系统的优越性；同时，采用合理的系统评价指标对各种运行模式进行量化分析，指出了提高系统总能利用效率的途径。2.120MWe级及200MWe级IGCC电站系统方案设计与性能预报对我国即将建设的典型IGCC示范工程——120MWe级及200MWe级IGCC电站进行系统设计和比较，通过对采用不同气化技术的IGCC电站的技术、经济分析，得出以粉煤加压密相输运床气化技术为基础的IGCC在效率、经济性和可靠性方面具有优势，为示范工程的技术方案优选提供依据。3.60MWe电—16万吨／年合成油联产系统方案设计与性能预报基于示范工程情况，对采用鲁奇加压固定床气化炉并结合煤层气利用的油电联产示范工程进行两种技术方案的设计、计算和比较，并在技术方案的基础上进行经济性分析。
Therefore, on the basis of the time series analysis of vegetation indices, vegetation-water index that merges vegetation and water information was developed to track the vegetation succession in estuarine wetland and the yearly value of VWI is nore more effective. For example, at the primary successional stage, VWR is less than 0.25; at the pioneer stage; VWR is between 0.25 and 0.75; at development stage, VWR is between 0.5 and 2.0.3 Compared to other ecosystems, estuarine wetland shows distinct carbon flux dynamics—the lateral carbon flux incurred by tidal flooding and methane generation under anaerobic conditions of wetland soils.
因此，本文构建一个融合植被信息和水分信息的综合湿地指数，并发现年均综合湿地指数可以更好地反映湿地的植被演替过程，例如当基于EVI的综合湿地指数小于0.25时，该区域处在演替发展前期，表现为无任何植被覆盖，经常被潮水淹没；当综合湿地指数介于0.25-0.75之间时，该区域则处在演替先锋阶段，表现为稀疏的植被覆盖和大面积的裸地等。3受潮汐作用的影响，河口湿地生态系统有着独特的碳循环过程，即横向碳交换以及湿地土壤在厌氧条件下甲烷气体的释放。
The testing method comprises the following steps:(1) collecting the electrocardio-signal, the phonocardio-signal and the pulse signal of radial artery; (2) performing analog-to-digital conversion to the three signals to form the signal oscillogram; (3) identifying and extracting the characteristic point of each signal; (4) constructing the time series RR of electrocardio-period, the electromechanical delay time series and the pulse wave propagation time series of the combined variability index; (5) testing the validity of each time series; (6) calculating the heart rate variability, the electromechanical delay variability and the pulse wave propagation time variability; and (7) calculating the combined variability index of angiocarpy AV.
本发明提供了一种心血管系统联合变异性指标的检测方法和装置，检测方法包括以下步骤：(1)采集受检测者的心电、心音、挠动脉脉搏信号；(2)对三路信号进行模拟-数字转换，形成信号波形图；(3)识别和提取三路信号各自的特征点；(4)构造联合变异性指标的心电间期时间序列RR，电机械延迟时间序列和脉搏波传播时间序列；(5)检验各时间序列的有效性；(6)计算心率变异性、电机械延迟变异性和脉搏波传播时间变异性；(7)计算心血管联合变异性指标AV。