正交小波變換 的英文怎麼說

中文拼音 [zhēngjiāoxiǎobōbiànhuàn]
正交小波變換 英文
orthogonal wavelet transformation
  • 正 : 正名詞（正月） the first month of the lunar year; the first moon
  • 交 : Ⅰ動詞1 （把事物轉移給有關方面） hand over; give up; deliver 2 （到某一時辰或季節） reach （a cert...
  • 小 : Ⅰ形容詞1 （體積、面積、數量、強度等不大） small; little; petty; minor 2 （年紀小的; 年幼的） youn...
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  1. Fast algorithms of both discrete and orthonormal wavelet and wavelet packet coefficient are diagrammatized to be introduced. daubechies wavelet is applied to help to discuss the application and test on signal filtering and noise reduction with the principle and threshold implementation ; the basic principle to pickup the fault characteristics is introduced mainly about the relations between the maximum module and signal saltation point and how to characterize the saltation point with lipschitz exponent

    展示了離散正交小波變換的mallat快速演算法和小波包系數分解的快速演算法；重點應用daubeches小波探討了小波變換在信號濾波去噪中的應用和實驗，闡述了其基本原理和通過閾值化處理實現濾波的具體方法；探討了用小波變換進行故障特徵提取的原理，說明了小波變換模極大值和信號突變點之間的關系以及怎樣用李氏指數來表徵突變點的性質。
  2. The eno - biorthogonal wavelet transforms are fit for compressing the images which contain a great lot jumps, and having good ratio of compression

    Eno -雙正交小波變換演算法非常適合於壓縮包含大量劇烈跳躍信息的圖像，具有較好的性能壓縮比。
  3. And by far, most theories of wavelet analysis are established in, but this method is rare to be known and exists defects in the reproducing kernel space with good properties. then in the reproducing kernel space, isometric isomorphism of relation is founded between and by differential operator. and starting from the haar basis, multi - resolution analysis inis gived by folding method ; then multi - resolution analysis and orthonormal wavelet in are obtained through integral transform from to. then the reproducing kernel space can be expressed by wavelet spaces

    於是，在再生核空間中，利用積分運算元建立了空間與hilbert空間的等距同構關系；並且從haar小波出發，由折疊法實現的空間中多尺度分析通過積分變換得到中多尺度分析和正交小波，使得再生核空間可以由小波空間來刻劃；從而對空間中的函數，給出了小波逼近具體表達式和相應的采樣公式，形式簡單易於數值分析。
  4. Application of two dimension lifting scheme based on invertible biorthogonal wavelet transform in progressively lossless image compression

    基於二維提升方案的可逆雙正交小波變換在漸進性無損圖像壓縮中的應用
  5. To solve for the coefficients of the fast lifting wavelet transform, the new method for calculating the coefficients of the lifting schemes was presented

    為了獲得快速提升小波變換的系數，根據雙正交小波的特點，提出了求解提升系數的方程組解法。
  6. 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。
  7. Taking dc motor test as an example, a creative idea of applications of some advanced signal processing tools, such as time - frequency analysis, wavelet, and instantaneous frequency ( if ) evaluation, in motor testing field is presented. the paper systematically summarizes basic theories of time - frequency analysis and wavelet transform based on which an in - depth research of effective if evaluation based on wavelet ridge and wavelet curve is carried out. in the end a fast t - n characteristic testing system with neither torque nor speed sensor is successfully developed

    本論文主要關注小波分析在電機性能自動測試系統中的應用，針對傳統電機測試系統以及信號處理技術在電機測試領域中應用的不足，以直流電機為例，提出了將時頻分析、小波包變換以及基於小波脊的瞬時頻率提取方法應用到電機測試領域的新思路；較系統地總結了時頻分析和小波變換的基本理論，深入探討了基於小波脊線和小波曲線的瞬時頻率提取，並成功開發了基於正交小波包分析和基於小波脊線的瞬時頻率提取的無轉矩轉速傳感器的直流電機快速測試系統。
  8. This algorithm decomposes and reconstructs a digital image using multi - resolution ratio of wavelet transform, analyzes the design method of compactly supported orthogonal filter, and realizes the image decomposition and reconstruction based on orthogonal wavelet

    本演算法利用小波變換的多解析度特性來進行圖像的小波域分解和重構，分析了具有緊支集的正交小波變換濾波器的設計原理，實現了基於正交小波的圖像分解與重構。
  9. A novel coding algorithm was presented for still ima ge using biorthogonal wavelet transform. combined with the visibility preaccentua tion before the quantization ， a new data structure named extended q _ tree was pro posed to organize wavelet transformation coefficients. experimental results show that the new algorithm is very practical and with good performance

    研究了一種基於雙正交小波變換的靜止圖象編碼演算法.結合帶視覺加權的標量量化技術，提出了一種新的數據結構? ?擴展四叉樹，從而實現了一種性能較好、復雜度較低的靜止圖象編碼方案
  10. In this paper, theories about wavelet analysis and image fusion are reviewed and remote - sensing image fusion is realized using wavelet analysis and unsupervised classification. first, wavelet transform theories are systematically reviewed and summarized from the point of view of signal and information processing

    本文首先從小波理論在信號與信息處理學科領域中的應用角度對小波理論進行了系統的總結和介紹，分別利用mallat演算法和trous演算法實現了圖象的正交小波變換和冗餘小波變換。
  11. Be different from orthogonal wavelet transform, biorthogonal wavelet transform has linear phase and can reconstruct signals exactly

    與正交小波變換不同的是，雙正交小波變換具有線性相位特性，可以精確地重構圖像。
  12. To solve this inconsistency effectively, we don ’ t confine to one single fusion method or wavelet coefficients fusion rule, but combine them together and improve them. we consider several eigenvectors of the input images synthetically, and use the discrete biorthogonal wavelet transform at the lowest decomposition level to fulfill the new cwt - ihs multisensor remote sensing image fusion algorithm based on color compensation rule

    為了有效地解決這一矛盾，本文不局限於單一的圖像融合方法和小波系數融合規則，而是將各種方法和規則結合起來並加以改進，綜合考慮輸入圖像的多個特徵向量，用最低層的離散雙正交小波變換實現了一種新的基於顏色補償的cwt - ihs多源衛星遙感圖像融合演算法。
  13. ( 2 ) damage detection based on wavelet transformation using the principle of time - frequency analysis based on orthonormal discrete wavelet transformation, it can detect damage by analyzing how the frequency content of observation signal changes with time

    該方法利用基於離散正交小波變換的信號時頻分析原理，通過分析觀測信號的頻譜隨著時間的變化情況來檢測破損。
  14. The radar targets identification based on feature extraction with wavelet transformation and nearest - distance classer is studied in chapter 3. discrete orthogonal wavelet transformation and wavelet transformation based on beylkin algorithm are applied to the samples of the targets to test their performance. the former has a better antinoise performance and the latter has a better identification rate

    離散正交小波變換中提取的特徵為信號的低頻部分，在特徵提取過程中已實現了消噪，具有較好的抗噪性能;而beylkin演算法利用樣本序列所有圓周移位的小波變換的高頻部分，提取的信號特徵雖具有移不變性，有較好的識別率，但抗噪性能較前者差。
  15. A new remote sensing image coding scheme based on the biorthogonal wavelet transform and revised spiht algorithm is proposed according to the statistical characteristic of remote sensing image data. the experimental results show that the proposed scheme could largely speed up the encoding process and reduce computational complexity on condition that reconstructed image quality is sacrificed little. meanwhile, this scheme has advantage over other algorithms in real time encoding

    本文針對遙感圖像的數據特點，提出了結合雙正交小波變換和改進spiht演算法的內嵌小波編碼方案.實驗結果表明，本文的方法能夠在幾乎不降低恢復圖像質量的前提下降低了計算復雜度，提高了編碼速度，有利於實時編碼
  16. In forward algorithm, we according to the high level coefficients to locate the jumps and modify the coarser level coefficients, which relate with the jumps. in inverse transforms algorithm, according to the locations to modify the datum, which relate with the jumps. we can reconstruct the image well by using this algorithm, and avoid the gibbs " phenomenon completely

    該演算法不必修改雙正交小波變換及其濾波器系數，在小波圖像分解時只是根據高頻小波系數定位圖像的跳躍處，修改關聯跳躍處的粗尺度小波系數；重構時根據演算法修改關聯跳躍處的重構數據，就能很好地重構原圖像，並從本質上消除了gibbs 』現象。
  17. The core of decompression is wavelet kernel using by adv611, that is, two - dimensional bi - orthogonal wavelet transform

    解壓縮的核心是adv611所用的小波核，即二維正交小波變換。
  18. The image fusion methods using biorthogonal wavelet transform are given, these fusion approaches have been successfully used in image fusion

    均採用雙正交小波變換實現了上述圖像融合方法，這些融合方法已被成功地應用於圖像融合。
  19. Consequently, this paper puts emphasis on the multispectral and panchromatic remote sensing image fusion based on ihs and biorthogonal wavelet transform

    因此，本文重點研究基於雙正交小波變換和ihs變換的多光譜和全色遙感圖像的融合技術。
  20. To remove the effects of gibbs ' phenomenon completely, we bring forward an eno - biorthogonal wavelet transforms arithmetic combining with eno method. in this arithmetic, we need n ' t modify the biorthogonal wavelet transforms and the filter coefficients

    為消除這種現象，我們採用雙正交小波變換結合essentiallynon - oscillatory （ eno ）思想，提出了一種eno -雙正交小波變換演算法。
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