imaging theory 中文意思是什麼
imaging theory
解釋
成象理論-
The author mainly anticipates the task including the simulation of eye fundus imaging and image mosaic. on the base of the dr principle and ophthalmic phototropism study, the author analyze and contrast new fundus camera system with traditional fundus camera. the author will establish the eyeball model with 3ds max technology, imitate the simple eyeball dioptre system and simulate the narrow - angle imaging to ensure the rationality and authenticity of fundus image, which solves the object origin of later image process, then fast mosaics the nine piece of fundus images with the help of the image registration theory and acquire a piece of wide - view fundus image containing more information, thereby provides doctor with enough diagnostic detail, which solves the problem of narrow view
作者在熟悉糖尿病性視網膜病變原理和眼科屈光學的基礎上，進一步研究分析了新型免散瞳眼底照相系統和傳統眼底照相機原理和區別，擬採用3dsmax建立三維眼球模型，模擬眼球屈光系統，模擬眼底照相系統的小角度拍攝，使獲取的眼底圖像合理真實，解決後期系統圖像分析處理的對象來源問題;然後運用醫學圖像配準理論對模擬獲取到的九幅小角度眼底圖像進行快速拼接，拼成一幅大角度的眼底圖像，解決小瞳孔拍攝圖像視角太小的問題;最後通過對眼底圖像配準演算法在相似性測度和搜索演算法的比較，找到一種適合眼底照相系統的眼底圖像拼接的快速演算法。 -
Comparing with the sobel operator and the imaging the theory of ccd array gets the better edge detection image edges are computed by the edge detection of the ccd array
比較圖像邊緣檢測sobel運算元及電荷耦合器件ccd角度考慮的兩種演算法，選取了一種精度較高的邊緣檢測的演算法。 -
Since there is few core data and logging data in this area, the lian - 150 well is selected as the standard well that has imaging logging data which is combined with few core data to establish the fracture identified mode with bp neural network and gray system theory. it makes the satisfied effect of the muti - well interpretation and solves the problem of the absence of the exceptional well data and the difficulty of fracture identification
本論文在該地區巖心資料少，測井資料不全的情況下，選取有成象測井資料的聯150井作為標準井，運用成象測井資料結合少量的巖心資料建立起該地區bp神經網路和灰色系統理論裂縫的識別與評價模型，用於該地區的多井解釋取得了滿意的效果，解決了該地區特殊測井資料缺乏、裂縫測井識別較難的現狀。 -
First the progress of anti - tank homing weapons is introduced, then the research and progress of high resolution imaging information processing, angle glint theory, signal processing under clutter environment are introduced. at last the main works of the paper is introduced
首先介紹了反坦克精確制導武器的發展現狀，然後分析了高分辨成像信息處理的研究和發展，簡要介紹了雜波背景處理和角閃爍問題，最後介紹了本文研究的主要內容。 -
The related theory and critical technology of ladar, the imaging mode and ranging methods of imaging ladar have been discussed in detail in this dissertation. then a research project of high - speed 3d - imaging ladar using a laser diode has been proposed, and the primary and critical problems of the theory and technology of the project have been discussed. a ladar prototype has been manufactured successfully, with which lots of systematic experiments have been carried out
論文系統研究了激光雷達的相關理論和關鍵技術，詳細討論了成像激光雷達的測距體制和成像方式，在此基礎上提出了一種採用半導體激光器的高速三維成像激光雷達研究方案，全面分析了該方案的主要理論問題和關鍵技術問題，並成功研製出了實驗室樣機，利用樣機進行了大量的系統實驗。 -
The basics of lithography process, as well as the basic structure of lithographic system and the basic theory of partially coherent imaging are introduced in this paper. a bi - linear model of optical imaging is also presented. based on these theories, the simulation process of csplat is particularly analyzed, especially the computation of tccs ( transmission cross coefficient ) under different illuminations and the processing of primary lens aberrations inside tcc computation process
本文從光刻基本過程入手，介紹了光刻機光學系統的基本組成、部分相干光透射成像的基本原理，提出了光學系統的雙線性模型，並在此基礎上詳細分析了模擬軟體splat的模擬過程，其中著重分析了光學系統的傳輸交叉系數tcc的計算，包括不同照明系統下tcc的計算以及tcc計算中像差的處理。 -
For example, the geometric effect and vignetting are simulated with the synthetic method in which they are modeled with ray tracing and then simulated with pixel - based processing. the effects of detector noise on imaging are simulated with the three - dimension model. the theory of pixel transfer function is extended and developed, and microscanned images of four patterns are simulated with good results
本文具有如下幾個突出特點：用光線追跡法分析建模，而用基於象素處理的綜合方法，模擬了光學系統中的幾何效應和漸暈現象；利用三維噪聲模型，模擬了探測器噪聲對圖像質量的影響；對象素傳遞函數理論進行了擴展和延伸，給出四種工作模式的微掃描成像系統的象素傳遞函數的具體數學表達式，並利用這些表達式模擬了探測器的空間效應和微掃描成像的圖像效果。 -
On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed
本文在透鏡成像理論的基礎上，系統、深入地分析了共焦掃描顯微成像的機理，論述了應用單模光纖的激光共焦掃描顯微成像系統的優點；進行了總體方案的論證，並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案；從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系，分析了系統耦合效率和漸暈現象對光學系統的設計要求；完成了方案中光學系統和二維掃描控制電路的設計，並在電路設計中採用了用軟體解決檢流計式光學掃描器（振鏡）非線性問題的新方法，能夠實現較為理想的二維模擬掃描；完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。 -
The team proposed the theory after studying data from the thermal emission imaging system on the mars odyssey orbiter
這個團隊是在研究了由火星軌道衛星奧德塞傳回的數據后提出這個理論的。 -
Then the imaging theory of translational motion of swept - volume technique is studied, and a model used to explain the imaging process
然後研究了平移體掃描顯示技術的成像原理，本論文選用一個模型描述了立體圖像生成的原理。 -
A monte carlo algorithm was presented to model the relation between the scattering phenomenon, depolarization changes and sea water depth, it is discovered that the radius of scattering point and the degree of depolarization increase with increasing of the sea water depth. at last, a optical engineering software ( lighttools ) is introduced to simulate optical scattering in the deep sea water, and studys the corelation between scattering and relative refractive index, particle density and particle size in the sea water. the experiment results show that the intensity of scattering will increase evidently with the increasing of particle size, particle density and relative refractive index. the methods and results in the article provide the basic theory and experiment validation for improving performance of communication, detection and imaging under sea water
本文以球形粒子的mie散射理論、 stokes矢量法以及mueller矩陣來研究海水的散射特性和散射中的退偏振度變化;通過montecarlo方法模擬藍綠激光在海水傳輸過程中的散射現象以及散射中的退偏度變化與海水深度的關系，發現隨著海水深度的增加，散射后的光斑半徑、退偏振度將逐漸增大。最後通過光學工程軟體（ lighttools ）對海水中的散射進行模擬實驗，研究散射與海水中粒子密度、粒子大小和相對折射率的關系。實驗結果表明，隨著粒子半徑、粒子密度和相對折射率的增加，散射的強度將顯著增加。 -
Psychology in color and color harmony theory were discussed in this papr, especially a new method of their application in radiation imaging were put forward
摘要主要闡述了色彩心理學及色彩調和理論，並針對輻射成像及其應用特點，提出了將色彩學中的調和理論應用於輻射成像的偽彩色的處理技術中的新方法。 -
Fluorescence power transfer function, three - dimensional point spread function ( 3d - psf ) and three - dimensional optical transfer function ( sd - otf ) for the various fluorescent wavelength of the two kinds of fluorescence confocal scanning microscopy are calculated in this paper by using fourier imaging theory. the results show that the fluorescent wavelength has influence on imaging property of confocal microscopy such as spatial cut - off frequency, resolution and 3d - otf. there is a different missing - cone in the 3 - d space of otf when the ratio of excitation wavelength to fluorescent wavelength decreases
本文在sheppard和gumin等人的理論基礎上，利用fourier光學成像理論，討論了不同熒光波長對單光子和雙光子共焦顯微鏡成像特性的影響，導出了單光子和雙光子共焦顯微鏡的熒光功率傳輸函數、三維脈沖響應函數和三維光學傳遞函數，得到了它們在不同激發波長與熒光波長比值時具體的表達式，並且通過數值計算，得到了它們的曲線圖，結果表明：隨著激發波長與熒光波長比值的增加，焦斑的橫向分佈和縱向分佈變窄，橫向解析度和縱向解析度提高，系統的成像效果變好，當激發波長與熒光波長的比值下降到一定程度時，可以看到不同程度的失錐現象。 -
The main achievements of this paper are as fellows : ( 1 ) the thermal imaging theory and the characteristics of infrared image are analyzed in this dissertation. image histogram is mainly discussed and an interlace row / column histogram statistic method is proposed
本文的主要內容如下： （ 1 ）結合熱成像技術原理對紅外圖像的特徵進行了分析，重點研究了紅外圖像的灰度直方圖，提出了隔行列直方圖統計的思想。 -
Based on the above, the paper analyses the echo model of sar moving target and the impact that caused by the velocity of moving target in sar image with imaging theory. then the paper gives the intensity image of the real part of the echo for both static and moving targets, and the paper gives their imaging picture generated by r - d algorithm as well
在此基礎上，本文推導出了運動點目標的回波模型，並結合成像原理分析了運動目標速度對sar圖像的影響，最後給出了靜、動目標回波的實部灰度圖及其r - d演算法成像圖，並進行了分析和比較。 -
The first part discusses the base and necessity of the paper, review of the technique home and abroad, market demand analysis, available conditions and main work finished ; the second part is the core of this paper and discusses the detail of how to make the micro optic life explorer ; the third part introduces the optic - electric imaging theory ; the fifth part discusses the process and display of video image, circuit of video information process, pip video display technique and lcd display technique ; the sixth part discusses the relative content about wireless spread spectrum theory, a necessary theoretical supplement of lift exploring system ; the last part is the conclusions of the paper, summarizes experiences gotten during the research of lift explorer, gives some advices on how to perfect the system and the market prospect of lift explorers
第一部分論述了選題依據和必要性，國內外現狀和技術發展趨勢，市場需求分析，現有基礎條件和本人所做的主要工作等；第二、四部分是微型光學探生儀的詳細研製過程，從系統設計方案、設計思路到系統整機集成進行了逐一分析介紹，是本文的核心內容。第三部分是對主探頭的光電成像理論進行介紹。第五個部份討論了視頻圖像處理與顯示，介紹了ccd視頻信號處理電路， pip視頻顯示技術和液晶屏顯示技術。 -
Based on the analysis of ultrasonic imaging theory, the paper puts forward a signal processing scheme in synthetic aperture focusing technique
本文首先介紹了超聲成像的理論基礎，分析了脈沖回波系統解析度不高的原因及一般改進措施。 -
Applying an exact modal propagation analysis method and self - imaging theory, i analyzed the principle of mmi coupler. then, the self - imaging effect in graded - index waveguide has been analyzed and simulated using three - dimensional bpm. considering normal technology error, a low loss y - branch structure ( symmetric or asymmetric ) with a multimode waveguide transition section is introduced and designed
在設計y分支波導結構時，考慮常規工藝誤差的影響，引入多模波導作為y分支波導結構的過渡區，利用參數空間搜索法來設計結構參數，實現低損耗的y分支結構。 -
This paper is composed of two parts including 5 chapters. in the first part ( including chapter 2 ^ 3 ), this paper explains an improved geometry - model method to eliminating eclipse shadow, using satellite imaging theory and projection theory to convert plane rectangular coordinates into rectangular spherical coordinates. otherwise, through studying eclipse ' s shape and size, this paper uses a math - function - model to eliminating eclipse shadow
本文共有五章，主要內容分為兩部分；第一部分包括第二、三章的內容，利用可見光雲圖成像原理以及點的投影法，將平面雲圖投影到三維直角坐標的球面上，對用於雲圖陰影訂正的原幾何模型法加以改進，得到改進的幾何模型法，並進行日食陰影訂正實驗；本文還利用數學函數模型法，通過研究月球在地球表面投射陰影的形狀及其受影響程度，從另一方面進行可見光雲圖日食陰影的訂正實驗研究。 -
Secondly, aiming at measurement being only from one satellite and the ekf being not stable, the measure equation is improved. transforming the form of angle measurements by the imaging theory, linearization of measure equation is realized by fake data of measurement. parameter of ballistic missile trajectory is estimated by using ekf, and the simulation shows that the unstabilization problem of ekf with true measurements is solved by using ekf with fake measurements
在僅有一顆預警衛星能夠觀測到目標的情況下，針對擴展卡爾曼濾波不穩定的問題，對觀測方程進行改進，利用光學成像系統的原理，將測量量進行變換，並利用新生成的偽測量量使測量方程線性化，再利用擴展卡爾曼濾波演算法對目標的彈道參數進行估計，最後，通過數學模擬來證明利用偽測量量的擴展卡爾曼濾波解決了單顆衛星觀測時利用真實測量量的擴展卡爾曼濾波不穩定的問題。
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