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- The establishment of fault feature vector is a precondition to fault diagnosis. 电机故障特征相量的确立是进行故障诊断的前提。
- The normalized kurtosis extracted from the decomposed results was composed of the feature vectors. 利用主要频率区间的特征向量进行单一传感器的目标识别。
- The feature vectors defined from bispectrum have high stability even when SNR is very low.Thus, the sensitivity and range of mmW radar are improved. 该特征良好的抗噪性大大降低了目标识别对雷达系统信噪比的要求,从而提高了毫米波雷达的灵敏度及作用距离。
- Owe to relevant invariability of the longest axis, the feature vectors extracted in the method are invariant to scale, parallel move and rotation. 长轴的相对不变性保证了特征向量具有缩放、平移和旋转不变性。
- 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。
- One speaker identification system by extracting MFCC as feature vector and using VQ in match phase is constructed. 只要矢量量化聚类法码本大小选择合适,该说话人识别系统就可以获得较好的识别效果。
- Meanwhile, the limitation of SVM is the requirement of numeric vectors, but the feature vector of a page is often based on words. 同时,基于支持向量机(SVM)的网页分类器的限制在于要求处理的向量是数值型向量,而网页特征向量往往是词条特征向量。
- In particular, on applying probabilistic neural network on the filtered feature vectors it has achieved reasonably good performance. 而且主成份分析加上逐步选择法可以粹取出有效特徵变数。
- Based on the above,the algorithm can use the additivity of set feature vector to cluster data just by scan... 在此基础上,利用集合特征向量加法法则运算,只需扫描一次信息表就可实现对数据对象的聚类划分。实验结果表明该算法是有效可行的。
- We apply two kinds of feature vectors to represent user's interest and extend single user profile based on group interest. 运用两种不同的特徵向量来表示用户兴趣,并且通过聚类生成群体兴趣扩展了个体兴趣。
- 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。
- The feature vectors obtained in wavelet transform domain are input to the perceptron to achieve the fuzzy recognition of VEP and produce brain-computer interface control signal. 在小波变换域求取特征向量,将特征向量输入感知器进行视觉诱发电位模糊识别,产生脑机接口控制信号。
- A new classification method for power quality disturbance (PQD) based on singular value(SV) feature vectors of S-transform (ST) time-frequency matrixes (TFM) has been proposed. 提出了一种基于S变换时频矩阵奇异值特征向量的电能质量扰动分类方法。
- Which employs the probability-statistics-based GMM-UBM framework as speaker model and takes LPC cepstrum and pitch derived parameters as feature vectors. 系统采用基于概率统计模型的GMM-UBM结构,以LPC倒谱作为主要的话者特征矢量,并加入基音衍生参数以提高确认性能。
- In order to reduce the dimension in the feature vectors, we provided the quantizing algorithms of the color space in detail in this paper with the amount of calculation reduced. 为了降低特征空间中的维数,文中详细给出了颜色空间的量化算法,使得计算量得到降低。
- Secondly, the tracking feature vectors are extracted rapidly with rough sampling based on the pedestrian moving model and the part feature of moving object. 再根据行人运动模型和运动目标局部性特徵,通过粗采样方法快速提取跟踪特徵向量;
- At first, the road image is divided into some sub-images.The algebra feature vectors of all sub-images are extracted using Singular Value Decomposition (SVD) method. 首先将图像分割成若干子图像,然后分别对子图像进行奇异值分解,提取子图像的代数特征向量。
- In addition, the protein can be represented as other feature vectors based on amino acid composition (AAC), weighted auto-correlation function and Moment descriptor methods. 另外,蛋白质序列还可用其它特征提取方法提取的特征向量来表示,如氨基酸组成成分、加权自相关函数和矩描述子。
- Using the time-frequency location characteristics of WT, feature vectors of IDDT are extracted to construct a fault dictionary both normal modes and fault modes. 利用小波变换具有时频局部化特性,分别对模拟电路正常模式和故障模式的IDDT采样信号进行特征向量提取,建立故障字典;
- Colligating AR parameter model coefficient and Wavelet packet decomposition energy feature,we get feature vector of battlefield sound-target. 综合AR参数模型系数和小波包分解能量特征,获得战场声目标特征矢量。