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wavelet transform; shadow elimination  ... wavelet transform (BDWT) based background subtraction For one dimension signal f(t), BDWTs [10] are as follows:  ......
with this problem, an improved joint method based on the discrete wavelet transform (DWT), modified energy ratio (MER) and Akaike information criterion (AIC) pickers, has been proposed in this study... and waveform adaptabilities. Key words: Akaike information criterion (AIC); modified energy ratio (MER); discrete wavelet transform (DWT); acoustic signals with noise Cite this article as: ZHOU Zi-long......
; 文献标志码:A 文章编号:1672-7207(2010)04-1491-06 Acoustic targets fusion identification based on Daubechies wavelet transform and D-S evidential theory... 518055, China) Abstract: According to the characteristics of complex battlefield environment, the wavelet transform was used to extract the acoustic target features, and D-S evidential theory was used......
on wavelet discrete wavelet transform (DWT) to removing ground clutter from wind profiler data, it is difficult to determine the best decomposition level and the threshold, and the DWT has not the characteristics of translation invariance of the wavelet coefficients. The lifting methods of static wavelet transform (SWT) was introduced firstly. And then a method to removing ground clutter from wind......
(2018)02-0378-06 Wavelet transform implementation method using single switched-current integrator LI Mu1, WU Xiaofeng1, XI Zaifang1, LI Haiou2, HU Shigang1 (1. College of Information and Electrical..., Guilin 541004, China) Abstract: In order to solve the problem of analog circuit implementation of wavelet transform(WT), a novel method for implementing analog WT was presented using single switched......
fabrics [19-20]. The wavelet transform is a powerful multi- resolution analysis tool for textural feature extraction [21-22]. The discriminant features are generally represented by wavelet energies...]. IEEE Transactions on Pattern Analysis and Machine Intelligence, 1989, 11: 674-693. [22] CHEN T, KUO C C J. Texture analysis and classification with tree-structured wavelet transform [J]. IEEE......
;文献标志码:A 文章编号:1672-7207(2011)09-2712-08 Design of multi-scale real-time Kalman filtering based on interval orthogonal wavelet transform SHI Wei1, 2...) Abstract: To solve the practical problem of inertial components de-noising in INS, a multi-scale real-time Kalman filtering based on interval orthogonal wavelet transform was proposed......
: 1672-7207(2005)02-0298-04 An Improved Algorithm of Image De-noise and Enhancement Using Wavelet Transform YUAN Xiu-gui1, WANG Jun1,HUANG Xiu-jian2,ZHANG Bo1 (1.School of Mathematical Science... character of wavelet transform, wavelet multiresolution theory is used to the process of image enhancement and de-noise. In order to overcome the shortcomings of threshold de-noise and enhance the band......
wavelet transform as a preprocessor of this fault signal, and uses Haar wavelet decomposition to obtain the feature of the fault signal. Then through principal component analysis and data normalization... will improve the fault diagnosis efficiency and the fault classifying capacity. Key words: wavelet transform; neural network; fault diagnosis; analog circuit  ......
3,5-二溴水杨基荧光酮-溴化十六烷基三甲胺化学计量分光光度法测定Al(Ⅲ)-Fe(Ⅲ)-Cu(Ⅱ)混合物王凡凡1,任守信2,周新荣2,高玲2(1.内蒙古自治区呼和浩特市内蒙古大学化学与化学工程2.内蒙古大学 化学化工学院,内蒙古呼和浩特 010021)摘 要:研究了一种直接正交信号校正(DOSC)-小波包变换(WPT)-偏最小二乘法(PLS)(DOSC-WPT-PLS)的方法,用于测定不经分离时解析光谱严重重叠的Al(Ⅲ),Fe(Ⅲ)和Cu(Ⅱ)混合物.该法将DOSC,WPT及PLS三种方法结合从而提高了获取......