image navigation 中文意思是什麼

image navigation 解釋
影像定位
  • image : n 1 像，肖像，畫像；偶像。2 影像，圖像。3 相像的人（或物）；翻版。4 形像，典型。5 形像化的描繪。6...
  • navigation : n. 1. 航行；導航；領航；航海[航空]術。2. 〈集合詞〉船。3. 〈古語〉航路；海上交通。adj. -al
  1. This dissertation is dedicated to the algorithm research of image registration applied to navigation. information such as attitude angle of aircraft is used to emendate the large - geometry - distorted image, so the research of this dissertation is based on the hypothesis that images used have small geometry distortion

    針對圖像匹配在導航中的應用，提出了對于存在大的幾何失真的圖像利用飛行器本身信息進行幾何校正的方法，所以本文演算法的研究都是基於小的幾何失真這一假設的。
  2. In this paper, the main research works are as follows : 1 ) survey and analysis previous work in auv navigation and summarize : as the cumulate error, the dead - reckoning and inertial navigation systems ca n ' t be used without other modified system ; the acoustic navigation system is used only in small range, and is very expensive. 2 ) two important approaches in geophysical navigation techniques are summarized, one is terrain contour based navigation, this approach is investigated keystone today ; the other is image based navigation, due to no perfect image sensors and image seabed map, this approach has seldom been practised. 3 ) two important terrain contour based navigation algorithms has been applied to auv, one is match algorithm - based terrain contour match ( tercom ) ; the other is kalman filter - based sandia inertia terrain - aided navigation ( sitan )

    主要研究內容包括：一、總結分析了當前水下導航的常用方法和不足之處，指出基於航位推算的導航方法，存在著最大的問題就是導航誤差的積累問題，如果沒有修正系統，這種方法很難滿足使用要求；其次指出基於聲學的導航方法，造價昂貴，導航范圍有限，難以滿足自主水下航行器大范圍導航的需求；二、總結了當前水下地形輔助導航的主要技術路線，一是基於地形高程的匹配方法，這是當前研究的重點；二是基於地形圖像的匹配方法，由於缺乏良好的圖像傳感器，和可用的海底圖像地圖，目前這種方法還有待研究發展；三、將兩種地形高程匹配的常用方法應用到自主水下航行器上：以相關演算法為前提的地形輪廓匹配（ tercom ）方法和以卡爾曼濾波為基礎的桑迪亞慣性地形輔助導航（ sitan ）方法，前者演算法簡單可靠，但是導航精度不高，後者雖然精度比較高，但存在著演算法較為復雜、有可能發散和出現奇異值等問題。
  3. In the application of mini - micro - robot visual perception, there is a need for fish - eye lenses for capturing wide field of view for navigation. though fish - eye lenses provide a wide field of view ( 180 ), they introduce significant distortion in images and the acquired images are quite warped, which makes conventional camera calibration algorithms no longer work well. this paper presents an accurate calibration framework for fish - eye lens ( a high distortion lens ) camera stereo vision system. the accurate calibration model is formulated with radial distortion, decentering distortion and thin prism distortion based on the fisheye deformation model. using fish - eye and non - linear camera model, the author employs levenberg - marquardt method to realize precise non - linear calibration for wide - view - scene dense depth image recovery

    魚眼鏡頭成像立體視覺系統在微小型機器人視覺導航和近距離大視場物體識別與定位中有著廣泛的應用.盡管魚眼鏡頭攝像機具有很大的視場角（接近180 ） ，但同時也引入嚴重的圖像變形，常規的攝像機標定方法無法使用.該文提出一種標定魚眼鏡頭攝像機立體視覺系統的方法.在魚眼鏡頭變形模型的基礎上，通過考慮魚眼鏡頭成像的徑向變形、偏心變形和薄棱鏡變形，建立了魚眼鏡頭成像的精確成像模型，然後，利用非線性迭代演算法，精確求解攝像機外部參數、內部參數.實驗表明，使用該方法得到的立體視覺系統參數滿足精確恢復大場景稠密深度圖的要求
  4. Kenji, a kind of violent bird, just use ferocious figure as gps navigation system brand, visual in image, represents a kind of accurate, fast products function

    天鷙，一種兇猛的鳥，採用鷙的圖形來作為gps定位系統品牌，形象直觀，代表著一種準確、迅速的產品功能。
  5. A text - only browser, or a graphical browser with images turned off sees a navigation list, but everyone else sees the interactive image map defined on the

    中，純文本瀏覽器或者關閉圖像的圖形化瀏覽器可以看到一個導航列表，但是其他人可以看到
  6. ( 2 ) the method of images subsection interpolation, by which an image - based 3d reconstruction and virtual navigation system is developed, is presented to solve the perspective consistency problem of virtual navigation

    （ 2 ）提出了視圖分段插值方法以解決虛擬測覽中的透視關系一致性問題，實現了基於圖象的虛擬環境三維重建和虛擬瀏覽系統。
  7. The image worshipped inside is the god of navigation protector. the architectural structure inside the hall has the characteristics of the portuguese monstrous of 17th century with arch ceiling. on the right side of the church there is an old bell on which these words were inscribed : " this bell was made by the highest ranking leader of macau in 1707 for the virgin mary monastery in monte da guia " and " was recast in 1824.

    此教堂是東望洋山上最古老的教堂，建於1626年，所供奉的是葡人奉為護衛航海之神，殿內建築是17世紀葡國修院的特色，天花板呈拱形，教堂右方的古鐘上刻有「此鐘為澳門端最高首長狄西歷總隊長於1707年為東望洋山聖母隱修院而制」和「於1824年重鑄」的字樣。
  8. Aimed at mark line navigation, this dissertation takes car - like agv as the research objective, suggests a navigation route recognition algorithm based on linear model, which resolves the problems such as noise elimination, the edge of the mark line obtaining and the location of the agv during the process of image processing

    針對標識線導航，本文以兩輪驅動自動引導車為研究對象，提出了基於線性模型的路徑識別演算法，解決了圖像處理過程中的噪聲消除、邊緣提取、車體的位置信息分析等問題。
  9. The constitutions and principles of position of gps > glonass and beidou navigation system are described all around in this article, and the following technologies are studied and realized : communication between com ports with oop technology, compound navigation with gps and glonass. calculate velocity, pseudorange difference, smoothing pseudorange with the carrier - phase and models to correct error are also done ; the transforms between wgs - 84 and pz - 90, as well as wgs - 84 and beijing54 coordinate system ; the technologies to display and manage bitmap, vector map based on mapx also ; conversion of data formats between gjb and mif data format of maplnfo corp. arithmetic of creation dem data based on contour line data from 1 -. 25000 map data with gjb format. texture the surface of terrains with corrected aviation image

    本文全面介紹了gps 、 glonass 、北斗導航系統的組成、定位原理，研究並實現了面向對象的串口通信技術、 gps + glonass組合導航、測速及偽距差分、相位平滑偽距差分以及有關誤差的模型改正、 wgs ? 84和pz ? 90 、 wgs ? 84和北京54坐標系的坐標轉換、柵格地圖的顯示和管理、基於mapx的矢量地圖的顯示和管理、 1 : 25萬軍標數據和mapinfo的mif數據格式雙向轉換、基於軍標數據的dem生成演算法、基於opengl的三維地形構造、航空圖像紋理地形表面、三維坐標量算、虛擬現實模擬導航、三維地形的層次細化演算法以及數字圖像處理中的圖像增強、幾何變換、影像匹配等技術。
  10. Results of processing many images of agricultural field and scene of navigation experiments prove that the method based on region segmentation can detect the road correctly, the multi - resolution r oad detection based on wavelet transformation can easily analyze the image on different scaling, and can possess the power to get main contours while suppressing small edges when the scale is large

    大量的農田實際環境和實驗場景圖像處理結果表明，區域的方法可以正確地檢測出導航路徑，基於小波變換的多解析度路徑檢測方法能夠方便地實現由粗及精地多尺度分析圖像，在大尺度時具有抑制細小的邊緣得到景物主要輪廓的能力。
  11. The advantages of this software are direct image, reciprocity, friendly interface and wide adaptation. we mainly solved some technical problems such as self - adjustment of resolution, the realization of learning progress recording, the methods of controlling voice, the non - synchronous transport speed of animation and the acquirement of navigation

    在本教學輔助軟體製作過程中，我們主要解決了解析度的自動調節及實現、學習進度記錄的實現、聲音控制方法的實現、動畫與聲音的播放速度不同步的問題及解決方法、導航的實現等技術難題。
  12. In this paper, we mainly discuss how to use fish eye image to create environments of full view navigation

    本文主要討論了如何利用魚眼圖像建立全景漫遊模型的問題。
  13. Housed on it s back - plate, the large screen handles the tasks of menu navigation and image display, also providing shooting information and camera setting displays

    為您提供特大的顯示畫面，不但可清楚地觀看所拍的影像，更方便操控選單；亦會顯示拍攝資料及相機目前所採用的設定。
  14. Including the testing of the validity of sensor data and the adapting of the q matrix in reai - time, the kalman filter is researched to improve the real - time, precision and robust of navigation system. with this method, the disturbances resulted from the many uncertainties in non - structure agricultural environment can be overcome, the movement of road line can be followed in the image space so that the technology of visual window can be used, the current measured state of wheeled mobile robot can be substituted by the predicted state to increase the real - time of control system

    包括傳感器數據有效性檢驗、 q陣自適應實時調整等內容，詳細地研究了利用擴展卡爾曼濾波理論改善導航系統實時性、精確性和可靠性的具體方法，以克服農田非結構化自然環境里存在的多種不確定因素給導航系統造成的干擾，跟蹤圖像空間中路徑目標的運動而便於有效地利用視覺窗口技術，提供輪式機器人狀態的預測值代替實測值進行導航控制來改善控制系統的實時性等
  15. The motion law of the perspective projection of a line on the ground in the image space is analyzed, and the navigation parameters are gotten directly by transforming the line in the image space into navigation parameters space according to the principle of hough transformation

    本文中分析了直線路徑在圖像空間中投影的運動規律，研究了如何利用hough變換把圖像空間中的線映射成導航參數空間中的點，直接獲取所需導航參數的方法。
  16. Selecting the image elements of earth and moon centers as observed quantity, measurement noise model and observed equations of autonomous navigation system are built up. the spacecraft orbit is determined by using the recursive weighted least square based on ud factorization

    在奔選取地心和月心像素作為觀測量，建立了符合實際情況的量測噪聲模型和自主導航系統的觀測方程，並利用基於ud分解的遞推加權最小二乘演算法估計了奔月探測器的軌道參數。
  17. Image processing system is a very important part of mini unmanned helicopter, which mainly dealing with how to detect the object and supply the navigation computer with location information of the object. however, the varied background and the moving of the camera make the image processing become difficult. to solve these problems, this thesis introduces an object detection algorithm based on contour retrieving, template match and hu moments invariant

    硬體組成詳細探討了系統結構，並對所採用的ccd攝像機、視頻採集卡等硬體單元作了描述；在軟體設計中，首先對不同操作系統環境下的視頻捕獲做了討論；接著，重點研究了針對機載攝像機拍攝圖像的目標檢測方法，提出並實現了基於模板匹配和不變矩的目標檢測演算法，以及基於機器學習的目標檢測演算法。
  18. Application of image tracking technology on pilotless aircraft auto - landing navigation

    圖像跟蹤技術在無人機自主著陸導航中的應用
  19. First, the elements of the image navigation are analyzed and the coordinate systems are defined. with projection relation of perspective projection and epipolar geometry considered, essential matrix is derived

    考慮導航相機採用透視投影模型時的空間點在像平面上的投影關系，結合極線幾何的性質，給出了本質矩陣的定義式。
  20. Finally, image based asteroid lading navigation system structure is designed and numerical simulation is performed. the framework of the image navigation system is designed and functions of every subsystem are introduced. the simulation results suggest the navigation system proposed in this paper is feasible

    模擬結果表明基於圖像序列的自主導航系統的有效性和可行性，利用基於圖像序列的自主導航系統能夠有效地完成對導航相機的軌道和姿態確定任務，本文給出的系統設計是可行的。
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