analytical signal 中文意思是什麼
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This paper applied 3 - d analytical signal technique to the treatment of aeromagnetic anomalies in south china so as to probe into the application effects of analytical signal technique in areas with different geological settings
本文用三維解析信號技術對華南航磁異常進行了處理，以探索在不同地質背景地區的解析信號技術的應用效果。 -
It includes symposia, monographs and reviews, statistics, optimal design of experiments and optimization methods, analytical signal processing, multivariate calibration, chemical pattern recognition, qsar, library searching and expert systems, chemometric education, with 168 references cited
內容涉及統計學與統計方法、試驗設計與優化、分析信號處理、多元校正、化學模式識別、定量構效關系（ qsar ） 、數據庫及專家系統、化學計量學教學等方面，共引用文獻168篇。 -
In large dimension measurement techniques, on the two - dimensional optical microscopy work platform displacement signals collection, the introduction of raster feet to achieve large dimension measurements designed raster signal acquisition circuits, a collection of analytical studies of the key circuits, the corresponding solutions, and discussed work platform displacement signals, image data and the actual dimension ; meanwhile driving mechanism designed electrical circuit, laying the foundation for the measurement of two - dimensional work platform automatically
在超屏幕尺寸測量技術中，關於二維光學顯微工作臺位移信號採集，採用了光柵尺來實現超屏幕尺寸測量，設計了光柵信號採集電路，分析研究了採集電路中的關鍵性問題，提出相應的解決方案，並討論了工作臺位移信號、圖像數據與實際尺寸的關系;同時設計了電機驅動介面電路，為二維工作臺自動測量奠定基礎。 -
The nucleus is the software in the design and realization of virtual instruments. we use the design method of module and use many papers to describe the whole building process of the typical signal generation module, date handling module, date reading and writing module, resultdemonstrate module. as the conclusions, we also offer the panels and the diagrams of virtual signal frequency spectrum analytical instrument, virtual butterworth filter, virtual signal generation instrument, virtual integrator and differentiator regulator and amplitude modulation wave counter modulation instrument
本文採用模塊化設計方法，詳細描述了典型信號生成模塊、數據處理模塊、數據讀取和存儲模塊、顯示模塊等軟體開發的全過程，分析、解決了設計及實現過程中出現的問題，並給出了已實現的虛擬信號頻譜分析儀、虛擬巴特沃斯濾波器、調幅波解調器、虛擬信號發生器、虛擬積分器和微分器等實驗教學用虛擬儀器的前面板圖和程序流程圖。 -
Analyze the linear dipole array with uniform element spacing using the method of moments ( mom ), derive the analytical expression for the recovered signal with the direct data domain method, demonstrate the effect of the mutual coupling on the performance of the antenna array by examples, the degradation of the system caused by the mutual coupling is simulated and analyzed in two different electromagnetic environments such as the weak and strong interference
用矩量法計算了幾個信號同時照射時對稱陣子均勻直線陣的電流分佈，用直接數據域演算法推導了此接收陣列的恢復期望信號的表達式，舉例說明了互耦對陣列天線性能的影響，數值模擬了在弱干擾和強干擾下，互耦造成系統性能下降的情況並分析了原因。 -
Such organic combination of the determined signal analytical method for potential field analytical continuation with the stochastic signal analytical method for principal component analysis provides a new channel for the inversion of geophysical potential field
這種將位場解析延拓的確定信號分析法與主成份分析的隨機信號分析法有機聯合，為解決地球物理位場反演問題提供了一種途徑。 -
On the basis of analyzing the output signal of a two wavelength beat - wave absolute distance interferometer, this paper proceeds from the realities of the aiming method of the beat - wave interferometer, conducts an analytical investigations on the dependence of the aiming accuracy of the beat - wave interferometer on laser dual - line output power equilibrium, propose two new concepts - a basic aim blind area and a blind area expansion, and establishes an analytical expression between the blind area expansion and the relative power difference of laser dual lines
本文從拍波干涉儀對準方法的實際出發，在分析雙譜線拍波干涉儀輸出信號的基礎上，研究了雙譜線功率不一致與拍波干涉儀對準精度的關系，提出了基本對準盲區和盲區擴大量的新概念，建立了描述盲區擴大量與雙譜線相對功率差之間關系的解析表達式。 -
Chapter 2 : the basics equations and the complex analytical signal theory are introduced
第二章：首先介紹了porras提出的超短脈沖光束表達式和復解析信號理論。 -
In particular, based on the complex analytical signal theory, the solutions for the components of a pulsed gaussian - like beam in rectangular symmetry are derived and compared with those derived from slowly - varying - envelop - approximations ( svea )
本部分給出了時間波形為gauss 、 hyperbolicsecant和lorentz的脈沖光束奇異性的計算模擬，並給出了解決這些奇異性的復解析信號（ complexanalyticalsignal ）解。 -
But the complex analytical signal ( cas ) theory can erase this spatial sigu - larity. in this section, gauss, hyperbolic and lorentz pulsed gaussian beam have been derived and compared svea and cas solution by numerical simulatio n. in section 3, by using fourier transform technique and applying the paraxial approximation in frequency domain, we derive an integral solution for the transverse and longitudinal components of the light field propagating in free space
接著，考慮了幾種特殊的脈沖gauss光束（ pulsedgaussianbeam ） ，結果顯示，在此情況下緩變包絡近似（ slowly - varyingenvelopeapproximation ）理論已不再有效，其失效的原因是，該理論導致了脈沖光束解的空間奇異性，並使脈沖光束不再具有符合物理意義的光束行為，而通過復解析信號的分析方法可以消除這種空間奇異性。 -
Comparing the difference between the small - signal approximation analytical and numerical solutions, it is realized that the small - signal approximation is not an approximate choice for the analysis of the dynamic characteristic of the bistable laser
在對小信號近似解析解與數值解進行比較的結果中，得知小信號近似並不適合雙穩動態特性分析。 -
Cid - icp - aes has the advantages of high sensitivity, high signal - to - noise and high quantum efficiency, which nearly reaches theoretical limit value of theoretical parts of an apparatus ; it can memorize thousands of spectra lines at the same time. cid - icp - aes is the newest model, and there are still few articles to report analytical character of this type, as this result the optimum of operating condition and the effect of analytical parameters for photometric precision, signal - to - noise and detection limits are studied : r. f. power is 11 sow, nebulizer pressure is 28psi, the measurement time is 3 times and the integral time is 20s
本實驗室的光譜儀是當前最新型號的全譜直讀光譜儀，這類新型裝置分析性能的研究報道較少，因此研究著重分析了參數對測量精密度、線背比及檢出限的影響，對儀器最佳操作條件進行了摘要優化：發射功率採用1150w ；載氣壓力為28psi ，測量次數選擇3次，積分時間為205 。 -
This thesis mainly studies to a few methods about the fault diagnosis of the rolling bearing, among them there are traditional and classic signal analysis method - the hour area analytical method and the frequency domain analytical method. mainly introduced the signal of the modern analysis method - time sequence analysis method
本論文主要研究了滾動軸承故障診斷的幾種方法，其中有傳統的也是經典的信號分析方法? ?時域分析法和頻域分析法;主要介紹了現代的信號分析法? ?時間序列分析法。 -
At present the identification signal of rolling bearing is based on analog monitoring system composed of analog instrument such as fft analyzer, amplitude analyzer and so on. the system has the shortcoming as follows : not enough friendly user interface, unitary function, under abundant analytical contents, poor generality, long developing period, high cost and so forth
目前對滾動軸承信號識別主要採用模擬監測系統，系統均由模擬量儀器組成，如fft分析儀、幅值分析儀電平記錄儀等，系統存在操作界面不夠友好，功能單一，分析內容欠豐富、通用性差、開發周期長、成本高等缺點。 -
Recently, withthe rapid improvement of performance of digital processor, sequential monte carlo ( smc ) method has a wide range of application in engineering, especially in signal processing, statistics, and econometrics etc. the time varying systems can be stated in the form of a dynamic state space model. for linear models and gaussian noise, the kalman filter provides analytical expressions for posterior filtering
一般的時變系統都可以被看作是一動態狀態空間模型，對于線性高斯模型，卡爾曼濾波可以給出后驗密度函數的解析解；而對于非線性非高斯模型，我們則無法得到它的解析解，在這種情況下則可以使用序列蒙特卡羅方法來對其進行近似。 -
( 3 ) according to the example, elucidated the good usage of the body detection information analysis system based on the above - mentioned model. the analytical result have the good reference value in using the analytical result of the body detection information system to scout the healthy condition and early - warning disease signal of community
（ 3 ）通過實例論述了利用上述模型所開發的體檢信息分析系統具有較好的使用性;用該系統對體檢信息進行分析的結果，對于跟蹤群體健康狀況、預警疾病信號有著很好的參考價值。 -
So we adopt an radial basic function neural network and a three - order volterra series filter to construct two prediction model which are used to predict the eeg signal. in this paper, we improve the radial basic function neural network and breach the two - order limited by using product - coupling to realize the three - order volterra series filter. wavelet transform is an analytical method that unites the time and frequency domain
因此，本文採用徑向基函數神經網路和三階volterra級數濾波器分別構造腦電信號的兩個預測模型；對通常的徑向基函數預測網路作了改進，並且採用乘積耦合近似實現三階volterra級數濾波器，突破了常規上只能用二階volterra級數濾波器的限制。 -
Continuous wavelet transform is a good analytical method in the time domain and the frequency domain, especially applicable for non - stationary signal processing
連續小波變換方法是一種在時域和頻域均具有良好局域性的分析方法，尤其適用於非平穩信號的處理。 -
This article presents an analytical formulation or correlating signal subspaces of two closed - spaced vibration modes
摘要本文旨在以向量空間關聯性的方法來分析兩個相近頻率模組的關系。
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