mathematical processing 中文意思是什麼

The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part

本文所作的主要工作及研究成果主要有以下幾個方面： （ 1 ）對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究，為建立一個較為完備的自導模擬系統提供了理論基礎； （ 2 ）討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響，建立回波信號的數學模型、環境場中的噪聲信號模型（包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等）與海洋混響模型，模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號； （ 3 ）深入研究並建立了自導模擬系統的總體框架，給出各個具體功能模塊組成，討論了聲自導系統對信號的時域與空域處理，並結合模擬程序中陣列信號處理模塊，給出固定多通道波束形成的模擬實現過程； （ 4 ）根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體，通過網路與控制系統相連，組成完整的魚雷模擬器。

The basic concept of terrain information content is proposed after an overall review of existing research achievement. applying a series of analysis and data processing method, like math - analysis, mathematical statistics, comparative, error visualizing, this paper carefully investigated the terrain information content characteristic of dems of 1 : 50000 map scale of loess plateau area

本文在對前人已有研究成果進行系統總結的基礎上，首先明確了dem地形信息容量的基本概念，並運用數學分析、數理統計、比較分析、誤差地圖等方法，以海拔高程與等高線為研究對象，以1 ： 1萬比例尺dem為參考真值，探討了黃土丘陵溝壑區1 ： 5萬dem的地形信息容量特徵。

The feature model includes two characters : the braided unit ' s braiding distance and braiding angle. processing the climaxes information can get the two characters. this paper uses mathematical statistic technology to realize the braiding homogeneity measuring

最後採用數理統計中的變異系數這一統計量對預製件表面圖像中的每個編織單元進行分析，分別對特徵模型中的花節長度量和編織角量進行均勻性統計，進而完成復合材料預製件表面編織均勻性的測量。

Then studies a peculiar multi - carrier direct sequence spread spectrum ( mc - ds - cdma ) technology, analyzes the methods of processing multi - carrier signals and study the mathematical module of multi - carrier communication system receiver

然後對本文所研究的這種特殊的多載波直接序列擴頻技術進行闡述，分析了多載波信號處理的方法和研究了多載波接收機的數學模型。

In recent years, nonlinear methods have attracted more and more attention and there have been some successful cases, such as median filter, mathematical morphology, etc. as a preferred way to inverstigate nonlinear numerical problems, the continued fractions method can effectively express the gradually changing data or abrupt data, so it is meaningful to study image processing by means of the continued fractions theory and algorithms

近年來在圖像處理領域，利用非線性方法進行圖像處理取得較好效果的有中值濾波、數學形態學等，非線性方法已引起越來越多研究者的重視。作為研究非線性數值問題的首選方法?連分式方法，不僅能反映數據的漸變性，也能反映數據的突變性。鑒于這些原因，本文將連分式插值和逼近引入到數字圖像處理領域，開展了圖像插值、圖像重建等方面的研究。

And then the mathematical modeling of uncertainty propagation is established in term of the data processing algorithms. next the algorithms of uncertainty propagation are deduced. at last the result of estimating uncertainty is computed by applying the estimating method in this paper and data of calibrating experiment based on “ ntn ” technology

首先，研究各不確定度分量的標準不確定度計算方法;其次，建立不確定度經數據處理演算法傳遞的數學模型;再次，推導不確定度經數據處理傳遞的演算法;最後，應用本文研究的不確定度評定方法，結合「 ntn 」技術校準實驗的測量數據，計算出不確定度評定結果。

Firstly, the mathematical method, wavelet transform of random error processing and kalman filtering algorithm of system error estimation, is designated ; the process of development of wavelet transform and its present research is recommended ; and, the definition and development situation of real - time data processing and post - flight data processing of trajectory measurement data is summarized briefly

首先指出了應用的數學方法，即處理隨機誤差的小波變換方法和估計系統誤差的kalman濾波演算法;介紹了小波變換方法的發展過程和國內外的研究現狀;綜述了彈道測量數據的實時數據處理和事後數據處理的概念和發展狀況。

It achieves full test automation from calibrating, running, failure diagnosis and data processing, which establish it an intelligent test system. in the software, a curve fitting program which based on the system ' s principle which can greatly improve the calibration precision and a safl mathematical statistics program for the test data are made

在試驗系統軟體設計上，結合試驗機原理，採用基於原型函數的動態標定數據曲線擬合提高了載荷標定的精度；通過對比各種曲軸試驗數據的處理方法，同時考慮在實際運用中的效果，計算機統計採用了疲勞極限統計分析（ safl ）法。

Considering the realization of the system, the paper adopts incremental mathematical pid controller and manufactures the power board, servo amplified board and signal processing board. and the hardware circuit and sensors are checked and debugged

考慮到系統的可實現性，利用了增量式數字pid控制器，設計了電源板、伺服放大板和信號調理板，對硬體電路和傳感器進行了標檢和調試。

The moment technique is widely used due to its appealing mathematical simplicity and versatility, such as image processing, computer vision and pattern recognition

矩技術因其具有數學上的簡明性及多樣性而得到了廣泛應用，例如計算機視覺和模式識別等方面。

Evaluation on hemocompatibility of bio - materials had also been improved by image processing and analysis method, the relationship between mathematical morphological parameters of platelets adhered to bio - material surface and hemocompatibility of bio - materials had been established

利用計算機圖象處理和圖象分析方法，對血液相容性評價方法進行了改a進。應用計算機圖象處理和圖象分析的方法對血小板進行自動計數，開發了自廠動i ！

To solve these problems respectively, the color space transformation and bp neural network are firstly used to realize the classification and threshold processing of images. then the images processing including thinning, interval linking, code word chaining, seed filling, boundary fitting is performed well by some methods in mathematical morphology and computer graphics and interpolation in numerical value analysis

為了逐一解決這些困難，運用了色彩空間變換以及bp神經元網路的方法對圖像進行分類和閾值處理，利用數學形態學和計算機圖形學以及數值分析中的插值等方法對圖像進行了細化、間隙連接、鏈碼、種子填充、邊界擬合等處理。

The paper includes four sections followed here : the first section studies the modeling of signals of pulse doppler radar seeker, and establishes a radar signal simulation model, including radar emitting signal model, receiving signal model, receiving echo signal model, clutter model, noise model, sum channel directional pattern of antenna model, difference channel directional pattern of antenna model, sheltering model, rcs model, glint noise model, etc. the second section studies signal processing of pulse doppler radar seeker, and establishes radar signal processing mathematical model and data processing mathematical model for simulation, including windowing, doppler filtering, envelope demodulation, pdi, cfar, centering, velocity tracking, angle tracking, a - b filtering, etc. the third section studies the modeling of modified proportion guiding, and establishes guiding model, then dynamic simulation results is provided

論文的主要工作包括四部分：第一部分研究了脈沖多普勒雷達導引頭的信號建模問題，建立了雷達信號模型，主要包括：發射信號模型、接收信號模型、目標回波信號模型、雜波模型、噪聲模型、和差通道天線方向圖模型、遮擋因子模型、接收機噪聲模型、目標雷達截面積統計性模型、目標角閃爍模型等。第二部分研究了脈沖多普勒雷達導引頭的信號處理模式，建立了信號和數據處理模型，主要包括：加窗和多普勒濾波、包絡檢波、檢波后積累、頻域cfar處理、速度定心、速度跟蹤、角跟蹤、 ?濾波等，然後給出了信號處理流程。

The thesis constructs the theory about the development of mathematical communication in the following six theoretical bases : information processing, social constructionalism, teaching and students, learning transference, meaningful study and the metacognition

從信息加工、社會建構主義、師生互動。學習遷移、有意義學習及元認知六個理論基礎對數學交流活動的開展進行了理論上的構建。

The mathematical model of multi - evaporators " liquid level is built with the method of mechanization modeling, and the mathematical model of double evaporators " liquid level is implemented by a computer and data processing modules

利用機理建模法建立了多效蒸發器液位的數學模型，並用計算機和相應數據採集模件對雙效蒸發器液位模型進行了物理實現。

Real time seafloor tracking technique is the critical technique to ensure smooth seafloor surveying with full coverage and high efficiency. after detailed investigation on stochastic features of seabed reverberation produced by mbss systems, the author presented an algorithm and a set of relevant key coefficients for real time seafloor tracking, taking into account of characteristics of signal processing and timing sequence of the real system and introducing theorems of terrain surveying. as an achievement, a mathematical model was established based on the technique of centered filtering

海底地形實時跟蹤技術是保證多波束測深系統實現高效率全覆蓋水下地形測量的核心技術，作者通過對多波束測深系統海底回波信號統計特性的研究，依據地形測量理論，並結合實際系統信號處理的技術特點和處理時序，提出了實現海底跟蹤控制的關鍵參數及計算方法，建立了基於中值濾波技術的海底地形實時跟蹤數學模型，並開發出實時地形跟蹤專家系統，該系統經多次海上實驗驗證表明：理論正確、方案可行，取得良好效果。

In image preprocessing, image quality is improved by using mathematical morphology to remove background of the image, making gray - scale transformation to enhance contrast and smoothing processing to filter noise

本文運用形態學運算消除背景、進行灰度變換增強對比度和進行平滑過濾噪聲來完成圖像的預處理。

By analyzing and processing bountiful experimental data collected in short time, the curves of temperature variation of fast transient nucleate boiling are then drawn with wavelet analysis theory. also by setting up the mathematical model and applying the temperature variation curves to this mathematical model, heat flux density can be resolved

利用數學方法? ?小波理論成功分離了快速數據採集系統中溫度信號和噪音信號，得到瞬態沸騰的溫度變化曲線；並通過建立數學模型、利用實驗所得的溫度變化曲線，求解出瞬態熱流密度。

In practice, it ’ s very hard to find any ideal scatter points to track, so this thesis focuses on the motion compensation algorithm base on motion parameters estimation, which is used in r - d fft imaging algorithm and verified by simulation. work of this thesis contains : first analyze the signal - processing model of isar system in detail, and establish a 3 - dimensional mathematical scattering model of moving target. then some improvements are made on existing compensation algorithm, to get a higher image quality and reduce compute burden

本論文有以下幾點創新: 1 .在距離向的補償（包絡對齊）方面，採用基準相關法代替相鄰相關法或積累相關法，一定程度上解決了可能出現的包絡漂移和包絡突跳現象;根據目標運動軌跡特點，採用二次曲線擬合的方法，將包絡對齊時的局部誤差轉化為全局的誤差，以便實現較優的整體對齊效果。

The first one of the two chapters deals with the objective of logistics centers location, the principle of location should be followed, and the processing procedure of datum. and the second introduces three material mathematical models and uses one of the models solves a practical issue. by the help of the above - mentioned contents, the author researches the effect of logistics centers in the logistics industry in depth

在這兩部分內容當中，前者對於物流中心選址前目標的確定，選址時應當遵循的基本原則和對選址時收集的資料處理等內容進行了詳述；後者則分別對重心法、逐次逼近法中的鮑姆爾?沃爾大法和混合整數規劃法三種數學選址的方法進行了介紹。