查询词典 correlation analysis

This study, thus, aimed to examine whether an embedded extensive reading program has any significant impact on the students' reading proficiency gains, reading speed, motivation and attitude towards reading; whether there is any correlation between extensive reading quantity and reading proficiency gains; the correlation between reading quantity and reading speed; and if it is feasible to implement an extensive reading program in the Taiwanese senior high school English curriculum.

因此，本研究旨在验证在正规英语课程里嵌入一个广泛阅读活动是否对学生的阅读能力、阅读速度、以及英语阅读动机和态度有显著的影响；调查广泛阅读量与阅读能力的成长以及阅读速度的成长是否具有相关性；以及探讨广泛阅读活动在台湾高中英语课程实行的可行性。

As regard the correlation coefficients among ABTS assay, FRAP assay, and total phenolics contents, it can be seen that correlation coefficients in each case were significant.

在ABTS测试、FRAP测试和总酚类含量相互之间的比较时其相关系数是有意义的。

Ased on the fact, the basin flood forecasting system above the Wanan Hydropower Complen of Ganjiang water system set up and improved the rainfall-runoff correlation, the ad-vent of freshet, the up-downstream water stage correlation and the Xinanjiang Medel etc.

赣江水系万安水电枢纽以上流域洪水预报系统从防汛实际出发，建立健全了降雨径流相关、洪水演进、上下游水位相关、新安江模型等，构成了全流域自上而下的一套实时联机预报系统，用于实时洪水预报和模拟防洪调度分析等作业任务效果良好

Aimed at rapidity and low power consumption required by intelligent mines,based on correlation theory and pattern recognition technology,a new method is given,in which helicopter noise signal of time domain is analyzed directly,that is to estimate fundamental frequency by calculating self-correlation function,then recognize target thinking of the fundamental frequency as characteristic quantity.

预警识别是被动声探测的关键技术之一，其作用是探测环境噪声信号作为预警信号，当直升机或其它目标出现时，传声器检测到的声能首先被转化为一定幅度的电压信号，电路通过判断信号的大小和其它特征来确定是否出现直升机目标。

An algorithm of track to track correlation based on neural network is presented to these questions of inaccurate and lost correlation resulted by intersectant or furcate conditions in complex and multi goals ' environment .

摘要针对在密集目标环境下和运动出现交叉或分岔等难于处理的情况，将导致较多的错，漏相关航迹的问题，提出一种利用神经网络进行航迹关联的方法。

An algorithm of track-to-track correlation based on neural network is presented to these questions of inaccurate and lost correlation resulted by intersectant or furcate conditions in complex and multi goals ' environment .

针对在密集目标环境下和运动出现交叉或分岔等难于处理的情况，将导致较多的错，漏相关航迹的问题，提出一种利用神经网络进行航迹关联的方法。

It also shows that a negative correlation exists between the value of atmospheric water vapor and ground temperature in Gaize and Naqu, especially the negative correlation coefficient becomes larger in July.

研究结果还表明那曲和改则大气总水汽量平均日变化与温度平均日变化基本成负相关关系，这种关系在7月份尤为明显。

Starting from the configuration of the optical prime code, a kind of key signature code for the optical code-division multiple access system, based on the linear congruence theory in the finite Galois field, the correlation properties of the basic prime code, the extended prime code and the modified prime code are mathematically analyzed, the distribution of cross-correlation values is given and the overlap area of "1"s in the case of periodically circularly shifting is indicated.

摘 要：围绕OCDMA系统的重要地址码类型--光素数地址码的结构模型，根据有限Galois域上的线性全等理论，系统分析了基本素数码、扩展素数码、修正素数码的互相关特性，指出码字中"1"位的重叠区域。

The most polluted areas is near Tianjin second gasworks and around sewage river as well as sewage irrigation area. So we can conclude the major sources of pollution is atmospheric deposition and sewage irrigation. Second, It is positive correlation between the heavy-metal contamination and layered silicate minerals, while it is negative correlation between heavy-metals and quartz , feldspar as well as other minerals.

二、重金属污染元素含量与层状硅酸盐矿物含量呈正相关，而与石英长石等矿物含量呈负相关，充分说明污染元素主要赋存在层状硅酸盐矿物中，这与矿物自身的结构有着密切的关系，层状硅酸盐矿物具有很大的层间域，有利于对其他物质的吸附作用。

The generalized chirp-like sequence has the ideal periodic auto-correlation function, optimum periodic cross-correlation function and low peak-average power ratio.

广义线性调频序列具有理想的周期自相关特性和最优的互相关特性，以及低峰均功率比特性，因而被用作训练序列来估计每个用户的时间偏移。

Bob Eckert has been chairman and chief executive of Mattel for eight years.

美泰董事长兼首席执行官鲍勃·埃克尔特在任已8年。

The outlook for honors and disgraces carries on and surpasses the traditional outlook for honors and disgraces theoretically, and carries on and develops the theory of construction of socialist mora...

社会主义荣辱观的提出在理论上是对传统荣辱观的一次继承和超越，是对社会主义道德建设理论的继承和发展，在实践上有利于形成良好的社会风尚。