查询词典 experimental method

DONG Xin rong; ZENG Jian guo （Hunan OSST Chinese Traditional Medicine Modernization Institute; Changsha 410014; China）Abstract: The experimental studies on the extracting method of Goldenseal and isolating method of Hydrastine and Berberine have been given.

摘 要：简述了北美黄连的概况，对北美黄连的提取工艺进行了实验研究，最后对北美黄连中所含主要生物碱———北美黄连碱和小檗碱进行了几种分离方法和实验研究。

The experimental results showed that the segmentation and the edge detecting effects of the BP network method were satisfying. Easy to design was the hest advantage of such method.

以超声CT检测图像和起导师信号作用的二值图像为训练样本，采用BP算法进行训练，对实测图像分割后得到了目标边缘清晰的较好分割效果。

Experimental results show that the method is a simple and practical method of image processing.

实验结果表明，该方法是一种既简单又实用的图像处理方法。

The method obtained multiple training samples from a single face image by multi channel sampling before two-dimensional independent component analysis transformation. Experimental results on the ORL face database and YALE face database show that the proposed method is feasible and has higher recognition performance compared with GREY, PCA, ICA, 2DICA, projection combined PCA, FLDA, sampled FLDA and other algorithms where only one sample image per person is available for training.

该方法是在2DICA运算之前，首先对单训练样本进行采样，通过多频率采样可以获取多个不同频率下的采样样本，然后对采样样本进行2DICA特征提取，最后采用神经网络分类识别，对人脸库ORL和YEL作了相关实验，将该方法与GREY、PCA、ICA、2DICA、PC PCA、FLDA、Sampled FLDA等传统方法作了比较，最终证明了该方法可以有效地解决单训练样本人脸识别的问题。

Experimental results show that the method proposed can overcomethe block effect caused by the linear or spline interpolation method, and the error is less than that inlinear, spline and ran...

实验表明所提出的方法能够克服传统的线性或样条插值所产生的方块效应，并且比一些随机插值算法如随机中点偏移插值算法失真度小。

Based on scale SVD transform, a target feature extracting method is proposed to solve this difficult problem. The experimental result shows that this method has favorable stability to target matrix's SVD feature vectors, and high invariant property to displacement, rotation and scale.

为解决这一技术难题，文中提出了基于尺度奇异值变换的红外图像目标特征提取方法，实验表明该方法提取的目标矩阵的奇异值特征向量具有较好的稳定性，对图像的平移、旋转和比例变化具有良好的不变性，是一种实用的特征提取方法。

The purpose of this dissertation is to develop a general nonisothermal viscoelastic stress constitutive theory based on the experimental curves of materials, and to present the finite element method formulation and the method of obtaining the nonisothermal relaxation curves from the isothermal relaxation surface.

本文的目的则是基于材料的实验曲线，建立一个一般的变温粘弹性应力本构方程，并给出相应的有限元计算公式及如何由等温松弛曲面确定变温松弛曲线的方法。

Moreover, we mensurate the reactances ofthe experimental motor by the way of direct Joad method, and verify the vaIidity of"electromotive force method ".

文章还运用直接负载法测定出样机在不同负载下的电抗参数，验证了"电势法"的正确性。

After this, an appropriate implant experimental model and an analysis method for the design and use of the implant can be established. The resulting method can be applied to the clinical implantation for the treatment of the canine patellar luxation.

经此生物学实验及结果分析后，可建置一套适切膝盖骨脱臼防止植体生物学实验模式与实验结果的分析方法，作为膝盖骨脱臼植体临床治疗应用之参考。

Aiming at the quality of XML data, this paper introduces a metadata model based on XML cleaning data through Bayes learning method and Markoff Chain probabilistic strategy, and designs a new intelligence method how to clean XML data by the idea which can clean the similarity duplicated records. Comparing with other methods, the experimental results show that it not only has a high automatization and a low manual working, but also has a better precision and recall.

主要针对XML数据质量问题，通过引入贝叶斯学习方法与马尔可夫链概率转移策略建立XML数据清洗过程的元数据模型，综合清洗结构化数据中相似重复记录的思想，提出一种智能清洗XML数据的新方法；实验表明，与其方法比较，此方法不仅自动化程度较高，降低人工参与的程度，而且具有较高的精确度和召回率。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。