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- feature extraction of leaf 叶特征提取
- Extractive of leaf of Crataegus pinnatifida Bge. 山楂叶提取物
- The feature extraction of palmprint is a necessary important step in automatic palmprint recognition system. 摘要掌纹特征的提取在掌纹自动识别系统中是一个必不可少的重要环节。
- The feature extraction of wavelet domain and the significance of each feature in wavelet domain are analyzed. 研究了小波变换域的音频特征提取，分析了这些特征在小波变换域中的意义。
- This paper introduces a method for feature extraction of surface EMG signal with fuzzy wavelet packet and classification with C4.5 decision tree. 提出了用模糊小波包提取表面肌电信号特征;并且用C4.;5决策树分类器对信号进行分类的方法。
- Problems existing in brain-computer interface system are also analyzed.Great advantages on feature extraction of wavelet transform &wavelet pac... 指出了小波变换及小波包分解在特征提取上的巨大优势,神经网络分析在选择分类中广阔的应用前景。
- Feature extraction of event related potential (ERP) plays an important part in both fundamental and clinical researches for cerebral neurophysiology. 事件相关电位特征提取分析在大脑认知的神经生理基础和临床应用研究中起着重要的作用。
- In this paper, a method of feature extraction of ultrasonic flaw echo signals is introduced, which is based on the theory of multilevel wavelet packet transform. 文章介绍了一种基于小波包变换的多尺度空间能量特征提取方法，并对实测的超声缺陷回波信号进行了特征提取；
- An efficient template learning algorithm which aims at compensating the transformations as a result of palmprint preprocessing is used for feature extraction of palmprint. 摘要针对掌纹识别中图像预处理所带来的位置变换，一种有效的模板学习算法被应用于掌纹识别的特征提取。
- Based on the physical causes and spectral characteristics of torpedo radiated noise line spectra, this paper researches on feature extraction of torpedo target . 基于鱼雷辐射噪声的物理特性和线谱特征,探讨了一种鱼雷目标特征提取方法。
- The average value of separability measure is as high as 91.7%, which indicates that this method is quite effective in the feature extraction of ultrasonic flaw echoes. 结果表明：该方法提取的缺陷回波信号特征值，其可分性测度均值达91.;7%25，从而证明该方法对超声检测缺陷回波信号的特征提取是相当有效的。
- He was found asleep on a pillow of leaves and moss. 有人看见他枕著树叶和苔藓睡著了。
- He is found asleep on a pillow of leaves and moss. 有人看见他枕着树叶和苔藓睡着了。
- For structural damage identification in bridge health monitoring, feature extraction of damage pattern classification was proposed and analyzed, and two feature exaction methods based on wavelet packet (WP) node energy were presented. 摘要针对桥梁健康监测中结构损伤识别的特点，从模式识别的角度提出和分析了损伤特征提取问题。
- The streets have been swept free of leaves. 街上的落叶已打扫乾净。
- According to the feature extraction of the handwritten Chinese character recognition, an improved extracting stroke plane method was proposed. 摘要针对手写体汉字识别过程中的特征抽取，提出了一种改进的抽取笔画平面的方法。
- Very good! The action of leaf is right or wrong? 叶子是对还是错?
- In order to describe the lip contours in a lip reading system automatically and fleetly,orthogonal compression transformation was applied to the feature extraction of lip contours. 为了能够自动而且快速地获取唇读系统中所必需的唇形轮廓特征,提出了将正交压缩变换的方法用于唇形轮廓的特征提取,并对得到的唇形轮廓曲线进行了分析研究。
- The arrangement of leaves on a stem. 叶序茎上叶子的排列次序
- The trees were left naked of leaves. 这些树光秃秃的，没有一片叶子。
