查询词典 feature vector

Presently, out best method is based on the support vector machines using as the input feature vectors, the sliding window that includes the local environment descriptors such as PSSM, secondary structure profile and hydropathy indexes.

我的方法是利用支持向量机将局部和整体的蛋白质资讯，其中最好的结果是利用位置加权矩阵、二级结构特徵值和氨基酸亲水程度作为输入向量。

This model uses nonlinear mapping to map samples into high dimensional feature space, and compares the distribution of each type of samples in the high dimensional space. So that a binary decision tree is constructed through clustering, which can make the more separable classes classified at the upper node of the binary decision tree. The model overcomes the accumulation of misclassification and avoids the condition of impartibility efficiently. At the same time, each node of decision tree uses binary least squares wavelet support vector machine to obtain higher generalization ability.

该模型利用非线性映射将样本投影到高维特征空间，比较每类样本在高维空间的分布情况，进行聚类构造出一个二叉决策树，使容易区分的类别从根节点逐层分类出来，有效克服了错分积累和避免不可分情况；同时，各个节点采用二值最小二乘小波支持向量机，以获得较高的泛化能力。

A non-uniformly windowed pyramidical architecture is proposed, the normalizations of the feature vectors of two extraction algorithms are investgated and the Polak-Ribiere learning algorithm is modified to guarantee the weight vector not to converge to non-stable local minima.

文中提出了一种带非均匀窗形式的金字塔状多层神经网络模型I研究了两种特征提取方法的向量规整问题，改进了Polak—Rjbiere学习算法并证明它能够保证连结权向量不收敛到非稳定局部极小点。

In light of 6 standard replicates, we get 6 standard feature vector templates.

在总结本项研究的基础上，提出了该测试标准进一步完善需作的研究工作。

First, use OTSU method to make license plate image binarization, and then use genetic algorithm to map the entire license plate matching search feature. With a fitness function formed by the area character vector, the optimal locating parameter of the plate area was found.

先用最大类间方差法对车牌图像进行二值化，然后利用遗传算法对全图进行车牌特征匹配搜索，结合区域特征向量构造的适应度函数，最终找到车牌区域的最佳定位参量。

This paper first extracts frames from digital video,locates and extracts oral area,then classifies oral area into lip and non-lip area by the Support Vector Machine.At last,based on knowledge about the structure of the mouth area to realize feature points location.

首先将视频文件分解为一帧帧的图片序列，定位并提取出图片中的口形区域，然后利用支持向量机将口形区域分为唇部和非唇部区域，最后根据口形图像几何特征的先验知识实现口形特征点的定位。

Firstly, took the data of body model and garment model, and then finished the match with the curvature feature of triangular mesh by making mapping between body model and garment model, this process was a rigid transformation. In fact, it comprised the rotation matrix and translation vector. Finally, under the VC6.0, set up the platform of 3D clothing fitting by the super 3D building of OpenGL.

首先提取Poser 6.0中的三维人体模型和服装模型数据；然后通过三维网格模型的曲率特征在人体模型与服装模型之间建立映射关系来完成匹配，这个过程是一种刚体变换即获取旋转矩阵和平移矢量两部分；最后在VC++6.0的开发环境下，利用OpenGL强大的三维建模功能实现了三维试衣平台的搭建。

Density split method classes dust information by feature of dust storm in far-infrared band, which only describes qualitatively the intensity distribution of dust storm. Change Vector Analysis is a better method for detecting dust storm intensity, which requires highly for data qualitative and is hard to put in commercialization.

密度分割法利用沙尘暴信息在远红外通道特性，对沙尘信息进行分级，只能定性描述沙尘暴的强弱分布；变化矢量分析是一种较好的沙尘暴强度监测方法，但由于它对数据的要求苛刻，难以业务化。

Based on the concept of Chou's pseudo amino acid composition and per residue conservation score calculated with an improved evolutionary conservation algorithm, each protein can be represented as a feature vector created with multi-scale energy.

面对后基因时代产生的海量蛋白质序列数据，迫切需要－些自动、快速、准确地确定蛋白质亚细胞定位的方法。为此，通过整合蛋白质进化保守信息，文章提出一种新的方法预测亚细胞定位。

Through merging the grids over the physically less important subregions and computing new topology skeleton of the vector field defined on this area, a physical feature preserving topological simplification is performed perfectly. Meanwhile, a remarkable data compression is implemented as well.

通过合并次要物理特征所在区域上的网格及在新网格布局下重新提取向量场拓扑，该算法不仅能完好地保持场内的重要特征，还能同时实现向量场的数据压缩。

He has to relate with three women in the movie, and yet remain implicitly faithful to the unseen Lucinda.

让克劳德布里亚里成功地饰演试验了一个难度很大的角色：和三个女人打交道，但还要底下对观众未曾谋面的卢馨达保持忠诚。

The experiment was conducted to study effects of inulin on the growth performance, indices of immune organs and serum immunoglobulin of laying chicklings as well as the performance of inulin which replaced the antibiotics in diets by adding 0.2%, 0.4% and 0.8% of inulin, respectively.

试验旨在通过在蛋用雏鸡日粮中添加0.2%、0.4%和0.8%的菊粉，研究菊粉对蛋雏鸡生长性能、免疫器官指数和血清免疫球蛋白的影响，以及菊粉替代抗生素对蛋雏鸡的应用效果。