查询词典 feature vector

In view of the luminance and the chrominance of the image, the class feature vector is extracted.

该算法利用彩色图像的亮度和色度进行分类特征矢量的选择。

In view of this, a one dimension polar distance sequence is obtained first from the closed planar curve and then the auto regressive model of this sequence is used to extract feature vector.

从空间旋转不变的要求出发，首先从平面闭合曲线得到一维极径序列，进而采用该序列的自回归模型来完成特征提取并用于平面曲线的形状分类。

For example, 13 means concatenation of first-order gradient and norm luminance as feature vector.

比如：13意味着第一顺序梯度和常规亮度在特征向量上的组合。

Markov model using the estimated conditional probability space as a feature vector for image retrieval.

详细说明：利用马尔可夫模型估计的条件概率做为空间特征向量，用于图像检索。

Lottery eigenvalue problem to calculate the feature vector and the source code.

详细说明：彩票问题中计算特征值与特征向量的源代码。

In the first step, we set up a feature vector database, then we use Euclidean distance metric and a three-layer BP neural net to recognition.

在识别阶段，首先使用欧式距离进行特征矢量之间的匹配来识别，然后考虑到神经网络在处理诸如学习、理解等问题具有的优越性，又采用了神经网络方法进行识别分类，论文中采用一个三层前馈神经网络，权值调整使用BP算法。

So the principal component analysis approach is employed to compress the MCF and other fixed dimensional feature vector, an improved algorithm is provided, which has faster training speed than the original one.

为此我们利用神经网络主分量分析的方法，给出了语音特征压缩的具体算法，成功地解决了语音识别特征的降维问题。

The new method employs Viterbi algorithm and HMM parameters to produce the best state sequence and then to warp the time within the same state segment using function approximation technique and intersection technique. So a fixed dimensional feature vector can be got. It is then sent to the RBF neural network.

新方法首先利用隐马尔可夫模型参数和Viterbi算法产生语音信号的最佳时间序列，然后利用函数逼近和插值的方法进行时间规正，组成等维的语音识别特征；最后送径向基函数神经网络进行识别。

Filter-based matching algorithm uses a bank of Gabor filters to capture both local and global details in a fingerprint as a compact fixed length Feature Vector. Invariant-moment matching algorithm is used to overcome the deformation in fingerprint.

用一组Gabor滤波器获取指纹图像的局部信息和全局信息，并表示成简洁的指纹滤波特征向量，用于滤波特征匹配；针对指纹图像中存在的三种形变，采用图像的不变矩算法进行不变矩的匹配。

Each class represents a kind of drape style. According to the distance from each fabric's feature vector to the four cluster centers, the membership grade of the fabrics is calculated.

每一类都代表织物悬垂的一种风格，每种织物根据其距离四个聚类中心距离的不同，以不同的隶属度分属于四个类。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。