image coordinate 中文意思是什麼

image coordinate 解釋
影象坐標
  • 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...
  • coordinate : adj 1 同等的,同位的;協調的,配合的;【語法】對等的。2 【數學】坐標的。3 (圖書、資料編目)交叉...
  1. Image motion compensation ( imc ) is the key technology of high - resolution space camera. image motion speed is seperated into two vectors in image coordinate for the existence of the drift angle : the forward direction image motion speed and the crosswise image motion speed. in fact, drift angle control eliminates the crosswise image motion speed, so it is a part of image motion compensation

    在空間照相,由於偏流角的存在,使得像移速度在像面坐標系存在兩個分量:前向像移速度和橫向像移速度,偏流角控制本質上是消除橫向像移速度,因此,偏流角控制是空間相機像移補償的一部分。
  2. Image coordinate and galvanometer pendular angle are kept in the computer according to the f9 field lens characteristic, enter pupil excursion and f6 characteristic error are ignored, that the image of laser scanning point move acceding to unlinearity relation is deduced theoretically. for deducing the distortion, error compensation is considered in the software

    像點坐標與振鏡擺角按f物鏡特性的線性關系存儲在計算機,在忽略了入瞳漂移和f特性誤差后,從理論上推導出二維垂直振鏡分佈中激光束掃描點的像點按照復雜的非線性關系運動,為了減少幾何畸變,在軟體設計中給出誤差補償。
  3. Using coordinate transformation method, the formula of imv on every point of image plane was deduced, and it included almost all motorial factors : the flight velocity of aircraft, roll, pitch, yaw, camera ' s scan and so on. thus, it is a precise formula, and it is also applied to frame cameras and push _ room cameras with array ccd

    利用坐標系變換的方法可推出像面上各點的像移速度公式,該公式包含了幾乎所有的運動因素:飛機的前向飛行、飛機的姿態角變化、相機自身的擺掃運動等等,是精確的像移速度公式。本公式同樣適用於畫幅式航空相機和線陣ccd推掃型航空相機。
  4. The paper abstracts out the palmprint mainline characteristic owing to palmprint image gradation by the gray value characteristic property method, defining the online palmprint characteristic space with the form of the polar coordinate and compressing the dimension, at last we use the neural network to accomplish the design of identification authentication system with the on - line palmprint as the mating algorithm. based on this, a fast and reliable system of identification authentication can be built

    採用基於掌紋圖像灰度特性的方法提取出掌紋的主線特徵,以極坐標的形式定義在線掌紋的特徵空間並降維處理,最後用神經網路作為匹配演算法完成在線掌紋身份驗證系統的設計,以此為基礎建立了快速、可靠的新型身份認證系統。
  5. Contai coordinate data for client - side image ma

    包含客戶端圖像映射的坐標數據。
  6. Contains coordinate data for client - side image maps

    包含客戶端圖像映射的坐標數據。
  7. Maps an incoming image - field form parameter to appropriate x - coordinate and y - coordinate values

    將傳入圖像欄位窗體參數映射為適當的x坐標值和y坐標值。
  8. Based on perspective model, it was proposed that drawing camera inner parameters with physics method ; in image processing, especially the particularity of robot object localization and tracking, it was proposed that several effective methods of image smoothing and sharpening, edge detection, boundary tracking ; at the same time, in order to complete object recognition, we introduced the methods of drawing object character parameters ; in object image matching, two kinds of effective object matching arithmetic was proposed ; based on the principle of object 3d information restoration, we proposed two kinds of arithmetic of 3d coordinate restoration of object feature points, and completed object movement parameters estimate and object tracking and prediction, and presented experimental result

    以透視成像模型為基礎,提出了用物理方法來提取攝像機內部參數;從圖像處理角度出發,針對機器人目標定位與跟蹤的特殊性,提出了幾種行之有效的圖像平滑、銳化、邊緣提取以及邊界跟蹤的方法;同時,為了完成目標的識別,介紹了目標特徵參數的提取方法;在目標圖像匹配上,提出了兩種快速有效的目標匹配演算法;基於目標深度信息恢復原理,提出兩種目標特徵點三維坐標恢復的方法,同時完成了目標運動參數估計和目標的跟蹤與預報,並最後給出了實驗結果。
  9. At first we improve the methods of iris image preprocessing, including an efficient arithmetic of evaluation iris images, an improving method of locating iris, calibrating iris image by the translation of coordinate and the circular shift of code, a eatimate of the background illumination by bicubic spline, and the image enhancement by the dual tree complex wavelet transform. next we designed the recognition arithmetic based on the location of the local maxima of the wavelet transform modulus. in the thesis lots of simulation are performed by means of matlab and visual c + +

    首先改進了虹膜預處理方法,實現了一種快速高效的虹膜質量評價演算法;設計了一種改進的兩步虹膜定位演算法,準確的定位了虹膜的內外邊界;利用坐標轉換和編碼的循環移位實現了對虹膜圖像的配準;利用雙三次樣條函數擬合虹膜圖像背景,去除了非均勻光照對虹膜識別的影響;使用二分樹復數小波方法增強了虹膜圖像的對比度;在識別演算法方面,本文設計了一種「基於小波模極值點位置的虹膜識別演算法」 。
  10. The vision sensor is fixed on the end - effector of the robot. when the robot makes a linear movement along the " v " measurement track, the linear light from the laser electropult on the sensor is projected on the track to shape laser strip with three turning dots and imaged in ccd camera. the relation between the sensor coordinate and the measurement track coordinate can be computed by image processing and pose measuring, which indirectly describes the characteristic of the robot ' s linear trajectory

    該系統利用結構光幾何成像原理和視覺圖像處理技術,將視覺傳感器固定在機器人末端,當機器人沿「 v 」形測量軌道做直線運動時,傳感器上的激光發射裝置發出的線狀光源投射在測量軌道上,形成具有三個拐點的激光條,並在ccd攝像機中成像,通過圖像處理技術和位姿測量技術,得到傳感器坐標系相對于測量軌道坐標系的位姿關系,從而間接描述機器人的直線軌跡特性。
  11. Based on the preliminary knowledge of color coordinate, color space and color difference, in chapter 4, we focus on the image preprocessing, that is the gamut mapping between the color paper and the crt displayed image. color correction and its realization of our lcos digital image print head are also given in this chapter

    在第四章,我們重點研究的用於數碼沖印的顏色校正模塊及其實現,這一部分在簡要介紹色坐標與顏色空間,色差計算公式的基礎上,將重點放在數碼彩擴機目標色域以及源色域色域映射方法,密度計密度空間以及色度空間映射關系,即時色度與密度空間的關系等的研究。
  12. Prior to being able to use an image in a landuse classification exercise one must first make fundamental corrections to the image data. the level of corrections differs for each satellite sensor but will generally involve sensor calibration for radiometric correction ( sun angles, earth - sun distances and atmospheric scattering effects ), geometric corrections and geo - referencing to a known coordinate system

    在將圖像用於土地利用分類處理之前,必須首先對圖像資料進行基本修正。對于不同的衛星感測器需採用不同的修正參數和方法,但一般涉及感測器校正,包括輻射校正(太陽角度角、地球與太陽的距離和大氣層的散射效應) 、幾何校正以及設制地理座標。
  13. In image - based, also called feature - based systems, the error signal is defined in terms of image features and is directly measured in the image coordinate system. therefore, computational costs are significantly reduced and the system becomes less sensitive to abstract errors in camera calibration and system modeling

    誤差信號按照圖像特徵來定義而且直接在圖像坐標空間來測量,因此可以大大降低計算量,而且系統對相機標定誤差和系統建模誤差不敏感。
  14. We put forward the best coordinate - based method to extract the form structure. the horizontal and vertical lines and text lines are applied as locating mark, and location coordinates is created according to these marks. the full document image is divided into several areas, so the aberration is removed because of each area is very small

    本文提出了基於最佳坐標系的表格結構提取方法,利用分佈在表格中的水平和垂直線條作為定位標記,用這些定位標記組成多個定位坐標系,可將一幅表格劃分為多個小區域,每個坐標系定位其附近的一個小區域。
  15. The main work completed in the paper is listed as following : 1. image function acquisition -, 2. read bmp files by dib format ; 3. drawing gray scale histogram ; 4. choose a optimum threshold and make gray image become binary image -, s. find image ' s contour points by making inner points become empty and apply template matching on the contour points ; 6. transform the object ' s beginning points ( pixel point ) to the ones in the image coordinate and the positions of in the corresponding three dimensions ; 7. compute the position vector and the normal vector of the object

    選擇一個最佳闋值,把灰度圖像進行二值化處理; 5用掏空內部點法,找到圖像的輪廓點,然後在輪廓點上進行模板匹配; 6把輸出的目標物開始點(像素點)轉化成圖像坐標系中的點和對應的三維空間的坐標位置; 7計算目標物的位置矢量和法向矢量,根據機器人抓取面的法向矢量,找到機器人要抓取的平面; 8
  16. In view of the altitude problems of inspecting the weighted average ways of obtaining altitude and the advantages and disadvantages of moving surface interpolation method are talked about through comparison, with which the writer draws a conclusion that moving surface interpolation method is suitable to be applied for the dynamic state inspection places, moreover the key technology about the dynamic slate inspection is also taken into consideration, which includes digital camera and types of camera lens, the cause of camera lens distortion and the fundamental determining principle, the gain of image coordinate and the realization of time synchronization

    針對檢定點高程問題,分析比較了獲取高程的加權平均法和移動曲而內插法的優缺點,得出移動曲面內插法適合用於動態檢定場的結論。特別是針對動態檢定的關鍵技術給予了相關研究,內容涉及:數碼相機及相機鏡頭的選型,相機畸變差產生原因及測定的基本原理,像片坐標獲取以及時間同步實現,得出結論:利用gpsoem板的秒脈沖( 1pps )輸出特性,能夠實現兩臺數碼相機與gps接收機時間同步,滿足動態檢定指標要求。
  17. Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control

    本文結合相關技術的介紹和分析,描述了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現,此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備,該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖信號鑒相和計數、信號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和通信功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平臺上,具有實時性強、工作穩定、通用性較好和性價比高等特點。
  18. The algorithm described is able to accomplish the coordinate transition from virtual object coordinate system to the hmd coordiante system in augment system and to provide the 3d image with parallax

    該演算法能夠很好地實現已知幾何描述的虛擬物體從其自身坐標繫到增強現實系統坐標系的轉換,並能夠生成具有視差的左右眼立體圖像。
  19. 3. set up a coordinate transforming relation between image coordinate and dimensional coordinate. 4

    建立了坐標轉換關系,實現了圖像坐標系與空間坐標系的位置轉換; 4
  20. The vision system and sonar system of hebut - 1 mobile robot is designed. the model of camera and the conversion from obstacle image coordinate into the world coordinate is completed, which the information of obstacle is converted into camera coordinate. therefore the different coordinate are unified. experiment on segmentation are done and a method of image segmentation based of his color threshold is used for mobile robot ' s obstacle image segmentation

    設計了hebut -型移動機器人視覺系統和聲納系統。建立了移動機器人的攝象機模型,從而完成了世界坐標繫到攝象機坐標系的轉換,使障礙物信息成功地轉換到攝像機坐標系,完成了不同坐標系之間的統一。
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