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- extracting feature vectors with weighted MFCC 加权MFCC
- Applied BP neural network to recognize numbers, and adopted a method of wipe off miscellaneous points to take out noise, and used a method of per pix feature extraction to extract feature vector. 应用BP神经网络对数字进行识别,其图像的预处理采用去除杂点方法去除噪声,使用逐像素特征提取方法进行特征向量的提取。
- extracting feature vectors 小波语音增强
- 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。
- In the second phase, we search the index and extract those candidate blocks whose distance to the feature vector of the query sequence is less than a predefined threshold. 在第二阶段中,我们搜寻整个索引,找出与待查询序列的特徵向量之间的距离小于某个门槛值的候选子序列。
- 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。
- This paper discusses the methods of extracting feature points based on unitary of illumination, also gives the experimental result. 本文以点特征提取为例,对光照归一化的特征点提取方法进行了探讨,并给出了实验结果。
- 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。
- A bispectrum-based approach is applied to extract feature information of cementing oil well from ultrasonic echoes. 给出了基于双谱提取固井胶结特征信息的方法,并利用这种方法对实际信号进行了处理。
- 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。
- Compared with applying the two methods separately, method combined wavelet package and ICA is more efficient to extract feature wave. 实验结果表明,对比于独立地应用某一种方法,两种方法相结合更能有效地提取脑电信号特征波。
- 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。
- At first, extracting features of chromaticity moments was done, then classification method of SVM for recognition of plant disease was discussed. 首先利用色度矩提取植物病害叶片的特徵向量,然后利用支持向量机分类方法进行病害的识别。
- 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 objective of this study is to use digital image processing techniques to extract feature parameters of oncidium cut flowers for grading. 摘要本研究之目的是使用机器视觉技术萃取文心兰切花之特徵参数,以进行文心兰切花之分级。