empirical mode 中文意思是什麼

empirical mode 解釋
經驗眾數
  • empirical : adj. 1. 以經驗為根據的，經驗主義的。2. 庸醫的。adv. -ly
  • mode : n 1 法，樣，方法，方式。2 模，型；樣式，體裁，款式；習慣。3 風尚；〈the mode〉流行，時髦。4 【語...
  1. Discussion and improvement on empirical mode decomposition algorithm

    經驗模式分解演算法的探討和改進
  2. Numerical simulation signal and vibration acceleration signal of a roughing mill main drive speed reduction unit have been decomposed by using empirical mode decomposition algorithm ; each component has been carried on spectral analysis

    摘要運用經驗模式分解演算法對數值模擬信號及某軋鋼廠粗軋機主傳動減速機振動加速度信號進行了分解，從而得到若干個基本模式分量，對每個模式分量進行了頻譜分析。
  3. The application of empirical mode decomposition on handwritten numerals recognition

    經驗模型分解在手寫體數字識別中的應用
  4. Empirical mode decomposition method with intermittency test and separation

    具有間斷事件檢測和分離的經驗模態分解方法
  5. In this method, the measured response data are first decomposed into modal responses using empirical mode decomposition ( emd ) approach with intermittency criteria

    使用帶有間歇指標的經驗模式分解（ empiricalmodedecomposition - emd ）方法將測量響應數據分解成各階模態響應。
  6. Empirical mode decomposition, emd

    信號先進行經驗模態分解
  7. Application of instantaneous phase analysis based on empirical mode decomposition

    基於經驗模態分解的瞬時相位分析方法的應用
  8. There are two types of end effects in the empirical mode decomposition method : in the spline interpolation and in the hilbert transform

    2經驗模態分解方法中，有兩種端點效應：在樣條插值中以及在希爾伯特變換中。
  9. In the second, in allusion to non - stationary the characteristic of the signal, the author introduces to the method that using empirical mode decomposition to analysis the vibration signal so that the signal are made up of some intrinsic mode function, after this process, we can use stochastic subspace identification to identification the mode parameter of the structure and find the same work frequency

    其次，針對氣閥振動信號的非平穩特點，本文採用了經驗模式分解法（ empiricalmodedecomposition ）對振動信號進行分析處理，使之成為若干個基本模式函數imf （ intrinsicmodefunction ）和一個殘余量的線性組合。接著採用隨機子空間參數識別法對各個基本模式函數其進行結構參數識別，同時找出各種狀態的共同工作頻帶。
  10. Weak signal detection and extraction against the background of chaotic noise based on empirical mode decomposition

    基於經驗模態分解的混沌噪聲背景下弱信號檢測與信號提取
  11. Therefore, research on improving the image resolution of sar and isar continuously has been a hot as well important topic. time series echo signal can be decomposed to imfs ( intrinsic mode function ) by emd ( empirical mode decomposition ) algorithm, which is distributed following frequency

    經驗模態分解（ emd : empiricalmodedecomposition ）方法能夠把時間序列信號分解成有限數目的本徵模態函數（ imf : instrinsicmodefunction ） ，分解結果按頻率高低分佈。
  12. Time - frequency reassignment method based on empirical mode decomposition and the application to fault diagnosis

    基於經驗模式分解的時頻重排方法及其應用
  13. The results of emulation and practical technical application indicate that time sequence components observed by empirical mode decomposition algorithm and frequency spec trum of them can reflect partial failure signature of gear adequately, at the same time, the weak signal feature can be easily extracted from them

    模擬研究及實際工程應用表明，採用經驗模式分解演算法后得到的時序分量及其頻譜能夠很好地體現齒輪局部故障特徵，具有很強的弱信號特徵提取能力。
  14. This paper investigates a new method of extracting partial discharge signals of hydroelectric generating set based on empirical mode decomposition ( emd )

    摘要提出一種基於經驗模態分解（ emd ）的水輪發電機組局部放電信號提取方法。
  15. A modified bidimensional empirical mode decomposition method

    一種改進的二維經驗模式分解方法
  16. Since the emd method has good effects in one - dimensional signal processing, scholars extend it to bidimensional. they introduce some bidimensional empirical mode decomposition ( bemd ) methods, and process bidimensional signal with these bemd

    鑒于emd方法在一維信號處理的良好效果，國內外學者將它推廣到二維，提出了二維經驗模式分解（ bemd ）方法並應用於二維信號處理，取得了一定的成果。
  17. First of all, the emd - based wavelet threshold denoising algorithm is apllied to denoise noisy structural response data to reduce the effect resulting from noise. during the process of the empirical mode decomposition ( emd ), the two boundaries of the response signal are processed with semi - periodical ? semi - symmetrical method. subsequently, hilbert - huang transform ( hht ) is used in identifying structural intrinsic frequency

    這套技術用以解決實際工程應用中遇到的在信噪比較低情況下通過結構的響應信號來進行結構損傷識別問題，即先用基於emd的小波閾值去噪演算法對含噪結構響應進行去噪處理，以有效降低噪聲影響（在去噪的emd處理過程中，對信號的邊界採用「半周期半對稱」延括演算法來抑制邊界誤差） ，然後再用希爾伯特?黃變換（ hht ）進行結構的固有頻率識別，最後計算出結構剛度。
  18. Extracting slow waves in egg using empirical mode decomposition

    信號慢波提取中的應用
  19. Application of emd and wavelet transform to diagnosis machine fault in this paper a signal singularity detection method is introduced, with which the signal is decomposed into imfs ( intrinsic mode function ) by the emd ( empirical mode decomposition ) and the singularity of the imfs is extracted by the wavelet transform

    利用emd方法和小波變換進行機械故障診斷本文採用經驗模式分解（ emd ）與小波變換相結合的方法分析非平穩機械故障信號的奇異性，進行機械故障診斷。
  20. The empirical mode decomposition ( emd ) introduced by huang is a new method in signal processing. it is suitable for non - stationary signal processing

    經驗模式分解（ emd ）方法是huang提出的一種新的信號處理方法，在非平穩信號分析方面有良好的性能。
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