geometric correction 中文意思是什麼

geometric correction 解釋
幾何訂正
  • geometric : n. 有幾何圖形的東西。adj. 1. 幾何學的,幾何圖形的。2. 按幾何級數增長的。adv. -rically
  • correction : n 修正,改正;校正;矯正;〈古語〉懲罰;勘誤表,補正。 a copy disfigured by numerous corrections ...
  1. Also, through the spectral analysis in digital image processing, methods of geometric correction and accuracy analysis, strengthening of information and extraction of the feature information of emerging of ratio and information ; the extraction of species and division into sub - compartment by using multi - supplementary information sources " ; and from the identification ability of a compartment, division into sub - compartments, land type and species and the ability of accuracy of geomatric correction and map - drawing ; they can be used as the comprehensive assessment of the ability of landscape planning and many other aspects, and determine the adaptiue faculty of different information sources in the forest management inventory

    經過數字圖像的光譜分析、多種方法的幾何校正及精度分析、信息增強、比值及信息融合等多重技術進行特徵信息的提取,並應用dem 、林相圖和地形圖等多種輔助信息源,提取樹種、小班區劃等信息,提高了林班區劃、小班區劃、地類和樹種識別的能力與幾何校正精度、制圖能力,可用於風景區劃等方面進行綜合評價,確定不同信息源在森林資源二類清查中的適用性能力。
  2. 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。
  3. In this study, two geometric correction methods are introduced. based on the characteristics of modis data, geo - location of the experimental area, and the error distribution patterns of different projections, we conclude that the albers conical equal area projection is feasible for the geometric correction

    並對製作我國modis遙感影像圖時的投影方式選取問題進行了討論,通過分析modis數據的特點和用途、根據應用區域的地理位置以及各種投影方式的誤差分佈模式,確定在幾何校正的過程中使用亞爾勃斯( albers )等積圓錐投影。
  4. On the basis of geometric correction for remote sensing images data, detailed character analysis was conducted for the tm images. several image transformations which are linear scale transformation, ratio processing, principal components transformation, tasseled - cap transformation and minimum noise fraction rotation ( mnf transformation ) were then implemented

    在對研究區數據進行幾何精校正的基礎上,對tm數據進行了詳細的特徵分析,並對其進行了有利於植被信息提取的幾種圖像變換:線性拉伸、比值增強、主成分變換、纓帽變換以及最低噪聲分離變換( mnf變換) 。
  5. Digital geometric correction

    數字幾何校正
  6. In the course of remote sensing digital image preparation, the paper, based on many experiments, chooses histogram match for radiation correction, texture filter method for strip noise reduction, and, with tm image in 1996 as the standard, carries out geometric correction and re - sampling of multi - band combined colored image by means of binary multinomial and closest pixel, with the error of one pixel

    在遙感數字圖像預處理中,通過多次試驗,採用紋理濾波法消除條帶噪聲,以96年tm影像為參考標準進行二階多項式幾何精校正和最鄰近像元法重采樣,誤差控制在1個像元內。
  7. Investigation using remote sensing ( rs ) technology can breakthrough the limits of traditional methods, make full use of its capability of integration, visualization, rapidity and vast - dimensions analysis, and get better results the paper takes the up - to - date landsat - 7 etm + data, which is the most widely used, and quickbird data, which has the highest resolution nowadays, and according the features of the data and landslides, processes the quickbird data with 1 : 10 000 dem orthophoto correction and the landsat - 7 etm + data as follows : ( 1 ) selecting optimal spectrum band : selects 753 bands as the optimal bands ; ( 2 ) image intensifying : selects the principle components processing method on the basis of comparing several image intensifying methods ; ( 3 ) rigour geometric direction : corrects the geometric distortion of the map ; ( 4 ) image fusion : mainly takes his space transform fusion and resolution fusion method, and acquires maps with higher spectrum resolution as well as space resolution. after that, the visual effect of the image has been enhanced, and the interpretation precision

    採用遙感技術,可以突破傳統調查方法的限制,發揮其宏觀、綜合、直觀、快速的特點,取得更好的效果。論文選取目前應用最廣的陸地衛星最新系列landsat - 7etm +數據和空間解析度最高的商業衛星quickbird數據作為主要的數據源,根據數據的特點及滑坡災害應用特徵,對quickbird遙感數據則基於1 : 10000dem進行了正射校正,對etm +遙感數據進行了波段優選,選取了753作為最佳組合波段;圖像增強,通過各種增強處理方法的效果對比,選擇主成分分析法對圖像進行增強;幾何精校正,糾正圖像的幾何變形;影像融合,主要選取了效果較好的his空間變換融合和解析度融合,得到的圖像既具有較高的光譜解析度,同時也具有較高的空間解析度。經過上述數字處理,較好地改善了圖像的視覺效果,提高了圖像解譯的精度。
  8. Accordingly, the origin of geometric distortion is first introduced in this paper, and through analysis, a geometric correction algorithm is presented. applying the transformation of three - dimension - projection, image series are finally converted into the same coordinate system

    論文首先介紹了圖像幾何畸變的產生,並通過分析得到幾何畸變的校正演算法,通過三維投影變換把系列航空圖像變換為同一坐標系(地面坐標系)下的幾何畸變校正圖像。
  9. To this problem a series of image rectification procedure which utilize geometric rectification theory in vehicle license recognition system are pointed out : we first locate vehicle license and execute the edge detection and binary conversion, then proceed calibration in which we use two calibration scheme looking for control point coordinate, one based on the hough transformation, the other based on image analysis method, and finally realize image correction in geometrical transform and bilinear gray interpolation method

    針對此問題本文給出了一套將幾何畸變校正技術應用到汽車牌照自動識別系統中的車牌圖像校正方法:首先提取牌照信息,並對圖像進行邊緣檢測和二值化的預處理;然後提出了基於hough變換控制點提取和基於圖像分析法的控制點提取的兩種實時標定方法;最後通過空間坐標變換和灰度插值完成圖像的校正。
  10. In the beginning, some general ways of image pretreatment technique are introduced, including geometric correction methods of image, radiometric correction of image and filtering wave and removing noise. video image with strong noises is well restored by a integrated filtering wave methods among some non - linear filtering wave methods, which prepare for the image registration following

    論文首先介紹了常用的圖像預處理技術,包括幾何畸變校正,輻射畸變校正和圖像濾波,然後對機載攝像機獲取的視頻圖像進行了校正和綜合非線性濾波處理,從而為后續匹配處理做好了準備。
  11. Rtk employs the data communication link to transfer the original observation data or the phase correction data of the known reference station, so the geometric relation between the known reference station and the unknown point can be calculated in the way of online or real - time through rtk

    Rtk使用由數據通信鏈路傳送的已知參考站gps接收機獲得的原始觀測數據或相位改正數據,在線式或實時計算未知點與已知參考站的幾何關系,從而得到用戶接收機的精確位置。
  12. A 2 - d multinomial geometric correction quadratic model was used to correct the geometric distortion of images, and a file contents 6 parameters was used for images coordinates register. 5

    遙感圖像的幾何校正採用一個二次多項式模型實現,來消除平移、縮放、旋轉、仿射與彎曲等圖像變形;遙感圖像的坐標配準採用參數文件的方法進行。
  13. For geometric correction. substantial experience and skills are needed for staff undertaking the geo - coding of remote sensing images

    要求承擔遙感圖像幾何糾正的員工具備豐富的經驗和技能。
  14. Image geometric correction based on distortion ratio

    基於畸變率的圖像幾何校正
  15. Some improvement is made in this dissertation based on compare and conclusion of existing methods and theories, such as substituting space - variant filter for range interpolation in geometric distortion correction and improving atafs, both of which are demonstrated to reduce computational burden effectively

    在現有的理論的基礎上,本文簡化了幾何校正通常所採用兩維插值,並且改進了wpfa和dda演算法,這些改進有效的提高了演算法性能。
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