母小波 的英文怎麼說
中文拼音 [mǔxiǎobō]
母小波
英文
mother wavelet-
Norman warne : indeed they don ' t, mother. my mother may be crotchety, miss potter, but she does have an eye for beautiful things. she was fascinated by your drawings
是啊，大家都不聽了。我母親也許是有點神神叨叨，波特小姐，但是她可有雙善於發現美麗的眼睛。她非常欣賞你的畫。With a calm smile and a gentle wave of the hand, monte cristo signed to the distracted mother to lay aside her apprehensions ; then, opening a casket that stood near, he drew forth a phial of bohemian glass incrusted with gold, containing a liquid of the color of blood, of which he let fall a single drop on the child s lips. scarcely had it reached them, ere the boy, though still pale as marble, opened his eyes, and eagerly gazed around him
基督山向那驚恐萬狀的母親示意，請她不必擔心，然後他打開放在旁邊的一個小箱子，從箱子里抽出了一隻波希米亞出產的玻璃瓶，瓶子里裝著一種紅色的液體，他把那種液體滴了一滴到那孩子的嘴唇上，藥水剛剛滴到嘴唇上，那孩子，雖然臉色依舊很蒼白，卻睜開了眼睛，急切地向四周看了看。Natasha felt that she would be left with her mother and sonya in that minority of the ladies who were crowded back against the wall, and not invited to dance the polonaise
娜塔莎感到，她和母親索尼婭都被擠到墻邊上，仍然呆在那些未被邀請跳波蘭舞的一小部分女士中間。Secondly, the wavelet transform of ae signals collected in experiment is carried out with db6 wavelet and scale 3 on the basis of the signal ' s frequency analysis. the high frequency d, signal is ae characteristic signal. and by choosing the level ' s wavelet coefficient as its input, the wavelet - neural networks can be trained with the data of ae experiment, and the ae signals can be effectively recognized
然後，在實驗與對實驗所採集數據頻譜分析基礎上，根據對小波分析用於信號處理可行性研究，本文選擇db6母小波、尺度j = 3對實驗所採集數據信號進行小波變換，變換后其高頻成分d _ 1信號即為聲發射特徵信號。Moreover, the higher harmonic order is, the lower distinguishability, and, as a result, the assessment accuracy becomes bad. considered its prominent localization both in time - domain and in frequency - domain, wavelet is used to the field of assessing harmonic impedance for the first time. we choose chaari wavelet because of its special band frequency characteristic, which can stratify signals synchronously and locate the distortion time precisely in assessing harmonic impedance
選取chaari小波為母小波，利用其特殊的帶通特性，對在公共連接點（ pcc ）采樣得到的電壓，電流畸變波形進行同步分層， 「突出」信號的畸變部分，提高了被分析信號的「信噪比」 ，以利於諧波阻抗估計準確度的提高。And sir leopold that was the goodliest guest that ever sat in scholars hall and that was the meekest man and the kindest that ever laid husbandly hand under hen and that was the very truest knight of the world one that ever did minion service to lady gentle pledged him courtly in the cup
利奧波德爵士為曾蒞臨學生食堂之最佳賓客，彼乃將手伸到母雞20下腹之最溫順和藹的丈夫，亦為世上最忠實地向貴族小姐奉獻愛情之騎士，遂殷勤地幹了杯。Generally speaking, the regularity of orthonormal wavelet bases with compact support increases linearly with the support width. but if we relax the orthogonality, much more freedom on the choice of wavelet function is gained
一般來說，對于規范正交小波基，它的正則性階數是隨其支集寬度線性增長的，而如果放鬆了正交性要求后，母小波可以同時具備局部支撐性和無限光滑性。Wavelet discussed in this paper is a basis of l2 or other spaces created by a function ( mother wavelet ) expand and contract and shift
本文討論的小波是指由一個函數（母小波）經過伸縮與平移所產生的l ~ 2或其它空間的基底。This thesis chooses b spline wavelet that adapts to the analysis of power system signal, and uses the wavelet transformer to analyze the magnetizing inrush current and inner fault current. a transformer microcomputer protection was designed in this thesis, and in the base of intermission angle principle, a new criterion was established, which pierces through the traditional method with accurate measurement of intermission angle, but analyses the wave by wavelet transform. this criterion is lower in hardware, so it will be realized in the existing hardware
本文選擇適合電力系統信號分析的b樣條函數作為母小波，對勵磁涌流和內部故障電流進行小波分析，並設計微機型變壓器保護基本配置，在以往間斷角原理鑒別勵磁涌流的基礎上，突破傳統精確測量勵磁涌流間斷角的方法，直接對信號小波變換后的波形進行分析，建立一個新的鑒別勵磁涌流判據，該判據對硬體要求不高，可以在現有一般硬體平臺上實現；並編寫以b樣條函數為母小波的小波變換判據演算法程序。In this paper, it is expounded the relationship of two - channel perfect reconstruction filter banks to wavelet transform on the base of signal processing and engineering application ; avoiding complex path formula deduction, the selection of a desirable mother wavelet function becomes the design of two - channel perfect reconstruction filter banks
摘要從信號處理和工程應用的角度出發，避開了復雜的數學公式推導，闡述了雙通道濾波?組與小波變換的關系，並討論了母小波函數的選擇可歸結為正交鏡像濾波器的設計。Where several mother wavelet functions were used to expand a function, it also can be seen as vector - valued wavelets that satisfy conditions in which matrics are involved. the main works of this paper are as follows : firstly, although haar function has bad vanish property in frequency domain, it is the only normal orthonormal basis with symmetry and real short - support property
首先，討論了對于尺度函數，相應的母小波構成空間的標準正交基的充要條件，提出了構造a尺度母小波的演算法，從理論上研究a尺度haar小波基的構造，提出了分解與重構公式，並對如何構造具有對稱性的a尺度haar小波基進行了探討。In character recognition module, i developed a fast alphabetic, digital and chinese characters recognition algorithm based on wavelet transform
字元識別模塊，作者提出了一種基於小波變換的識別圖像中英文字母、數字以及漢字字元的快速演算法。Experiments show that the application of wavelet generating functions selected with this method to wavelet analysis can yield relatively satisfactory result
利用上述方法選取的小波母函數進行小波分析將獲得較優的效果。This article is found on this kind of filter that is according to jpeg2000
9 7濾波器是根據daubieches找到的daubieches小波母函數設計而成的。So, in this section, a double - passage 4f wavelet filtering optical system is put forward, combining with the visual computation theory. the dog wavelet function is selected in the filter system, and the output images are just the expected, hi this part, an optical - electrical mixed system model is also mentioned, which has the advantages both in optical processing and digital processing system, such as real - time > intelligence
因此，文章在這一部分提出了一個雙通道4f小波濾波光學系統，並結合視覺計算理論，選擇了適合的小波母函數? ? dog函數製成濾被模片，對輸入圖像進行了不同尺度下的信息提取，得到了期望的輸出。First, the thesis introduces the basic theory and arithmetic of wavelet transform. secondly, based on the selection of diverse matrix function of wavelet, aiming at the given seismic data, we extract some character parameters of wavelet. following that, we carry on the analysis and comparison of the wavelet parameters in order to select the useful parameters
論文首先介紹了小波變換的基本理論和演算法；其次，在選擇不同的小波母函數的基礎上，對給定的地震道數據進行小波特徵參數的提取；接著進行小波參數值的分析、比較，以優選油氣識別之用的小波特徵參數；然後進行小波特徵參數的綜合；最後，根據已知井位的油氣屬性，確定歸類的門檻值。The simulation analysis using the ideal spectrum signal prototype which is constructed based on the infrared ray spectrum of octane level measure indicates that this method gives better signal to noise ratios and performance index ( g ) than conventional wavelet thresholding method via different kinds of mother wavelets
模擬實驗結果顯示，對于不同的小波母函數，採用該方法去噪后的結果優于未經能量元轉換的原方法，而且對于含有較高頻信息的信號，該方法的結果比原方法明顯更優越。The recursive criterion of transient current protection based on mallat wavelet transform is presented in order to meet the real - time demands. the reserch shows deficiency existed in the prevenient principle of transient current protection, so a new improved scheme of transient current protection is proposed. the characteristics of transient protection at different bus distribution capacitance is also analysed in this thesis. the study shows that operate of transient protection is correct when the bus distribution capacitance change. other conclusion include : the trip of transient protection must be locked when the power circuit breaker of transimission line operated, because the trip is incorrect at this time ; the features of transient current and it ' s energy is different between the fault and thunder over - voltage in transimission line, and them can be identified ; the ratio of high frequency component of current in serise capaciters compensation line, svc and hvdc system is far little than fault transient current, so all of them do not affect the working of trasient current protection
應用功率譜估計方法討論了故障高頻暫態噪聲信號在頻率軸上的分佈情況，利用功率譜分析結果實現的非參數化系統辨識方法研究了母線分佈電容對電流高頻暫態信號的衰減特性。論文的後半部分（第五，六，七章）著重分析了現有基於故障電流的暫態保護原理和判據存在的問題，提出了新的實現方案，並討論了暫態電流保護的運行性能。利用多分辨分析和小波分解快速演算法構成的遞推暫態保護判據，可以準確區分故障線路和非故障線路，實現超高速暫態電流保護，計算更為簡單方便，計算速度更快。This work comprises of the following parts : firstly, some research on diagnosis theory and fault signal is carried out and concluded that the diagnosis process needs wavelet analysis ; secondly, theory basis of wavelet analysis is researched. emphasis to its explanation of engineering is given. according to analyze concrete performance, the appropriate wavelet function for diagnosis is obtained ; thirdly, research on the application of wavelet transform in nonsteady signal is conducted
主要內容如下：首先，研究了小波分析在故障診斷中的意義，從診斷理論和故障信號特點兩方面說明對故障信號進行小波分析是診斷過程的內在要求；其次，研究了小波分析的理論基礎，重點說明其工程解釋，並通過分析具體的性能指標得到適合故障信號分析的小波母函數；第三、研究了小波分析在非平穩信號分析方面的實際應用，說明了小波分析對此類信號分析有著傅立葉分析不可比擬的優勢。Based on an analysis of the nature of wavelet analytical technique and the property of wavelet generating function, the authors took into account the characteristics of signals to be analysed and then posed a method for selecting wavelet generating function
摘要在分析小波分析技術的本質和小波母函數性質的基礎上，考慮待分析信號的特性，從而給出一種小波母函數的選取方法。分享友人