顯像誤差 的英文怎麼說
中文拼音 [xiǎnxiàngwùchā]
顯像誤差
英文
development error- 顯 : Ⅰ形容詞1 (明顯) apparent; obvious; noticeable; evident 2 (有名聲有權勢的) illustrious and inf...
- 像 : Ⅰ名詞1 (比照人物製成的形象) likeness (of sb ); portrait; picture 2 [物理學] image Ⅱ動詞1 (在...
- 誤 : Ⅰ名詞(錯誤) mistake; error Ⅱ動詞1 (弄錯) mistake; misunderstand 2 (耽誤) miss 3 (使受損害...
- 差 : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
- 顯像 : video picture; display; presentation; developing; development; visualization
- 誤差 : error
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It is shown that the error could be rather remarkable in some extreme situations and could be neglected in the others. the variance of parameters inside pixel, contexture of the pixel and the surface wind speed are the controlling factors of the scaling error
結果表明亞像元狀態和結構是像元尺度誤差的主導因素,風速變化對尺度誤差有明顯的影響,不論何種形式的非均勻性,都須遵循相同的尺度擴展步驟,以達到消除誤差的目的。This dissertation emphasizes on the creation of image space, the author present a display system in which screen moves with a sinusoidal velocity profile to create image space. this paper uses linear approximation to make the system display homogeneous graphic and analyzes worst - case positional error due to linear approximation
本論文重點分析了顯示單元中成像空間的構造,提出屏幕按正弦曲線運動的方式來構造成像空間,用線性近似的方法得到均勻的圖像,並分析了由於線性近似帶來的最大屏幕位置誤差。Both two methods require a good binary image, if there exist concave, the aggregated objects will be segmented and recognized correctly and the error is lower, otherwise, it may give err result. considering the edge information will give robust segmentation, but the information may contain noise when the object is strongly non - uniformity and the speed decreases
該演算法對圖像的二值化效果要求較高,當物體間的縫隙在二值化后能部分或全部判定為背景,即粘連的物體在二值化后能有明顯的凹陷時,識別率很高,誤差幾乎可以為零。The software has realized the techniques presented before and has other functions, such as the simulation of a disk under diametral compression, various error analysis, phase unwrapping, real - time display of image information, and so on
附加功能還有對徑壓縮圓盤理論模擬模擬、各種誤差分析、相位去包裹和圖像信息實時顯示等,它為今後進一步開發奠定基礎。Simultaneously with the micro - displacement started the processe of the grating sensor measuring the displacement and image collection of the system. the grating sensor ( length gauge ) measures the displacement of the dial gauge with surveying rod. it is delivered to the computer with a block k220 in real time and the dial image by ccd camcorder is shown on the computer screen with the image collection card in real time
在實現微量進給的同時,啟動系統的光柵位移測量過程和圖像採集過程,光柵傳感器(長度計)測得指示表測桿的位移量,由計數卡ik220實時傳送給計算機,由ccd攝像頭攝取的表盤圖像經圖像採集卡在計算機屏幕上得以實時顯示,最後通過對指示表指針位移計算處理與光柵傳感器測量的位移量進行比較,得到指示表受檢點的示值誤差。One end face of optical fiber sample sets on the carring - table of the micr - oscope is observed, selecting appropriate amplification, afterwards, take a ph - otograph with a ccd camera, then the picture was sent to the computer by the photograph - gathering card. the image is processed with a software automatic - ally, so this method can reduce artificial errors
具體方法是:將待測光纖製成品的一段樣品橫截面置於顯微鏡下,經顯微鏡放大,選擇合適的放大倍數,然後用ccd攝像頭攝像,利用圖像採集卡將放大后的圖像採集進計算機,利用圖像處理技術,通過軟體進行處理,從而實現處理過程的完全自動化,減少人為測量誤差。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。To develop the system to an automatic system, we have studied how to improve measurement precise by image processing after fast aiming. we use median filter to filtrate noise, use sobel arithmetic to detect the edge, and use kitchen - rosenfeld method to detect corners
第一種方法著重研究了視頻採集和屏幕懸浮透明瞄準坐標系的同步顯示以及提高瞄準精度的途徑;第二種方法則著重研究快速瞄準后通過圖像處理技術自動獲得誤差補償數據。Amtis and aster images were scaled up using pixel aggregation algorithm to find scaling error of surface flux estimation. the results show that the largest error appears at the interface of different coverage types, and the error show much complexity because of the discontinuity of algorithms at these boundaries. additionally, the contamination of building, highway and other ground information also add some error in the estimation of land surface e vapotranspiration
將amtis和aster圖像降低解析度后計算通量,檢驗其尺度誤差,結果表明,在不同覆蓋類型的交界處通量誤差比較明顯,由於演算法本身的不連續性,其誤差規律較為復雜,另外,道路、建築等對通量計算無用的信息也是造成大像元尺度誤差的原因之一。We adopt an algorithm based on the structure of adaptive center weighted modified trimmed mean filter to eliminate the mixed noise in the ccd image ; 4. we apply the federated kalman filter to temperature measurement data fusion and improve the temperature measurement precision
由於各種原因,根據ccd圖像得到的r 、 g 、 b值,採用比色法計算出的溫度值誤差較大,為此,本文採用聯合卡爾曼濾波器對其進行融合處理,明顯改善了測量精度。In this paper, a size detecting system, which based on the machine vision technology and image process method has been developed. this system can be applied to the notched impact specimens ’ product line. the main research as follows : according to the request of the notched impact specimens ’ on - line detecting and the feature of machine vision system, on - line detecting system of the notched impact specimens ’ dimension and shape designed by using the technique of image acquisition, display, processing and analysis, which includes the structure design of the system, the configuration of the hardware, the comparison image of image processing, the design of the software and the final error analyzing
本文以機器視覺技術為基礎,以圖像處理技術為方法,針對機械加工的特殊條件,開發了用於沖擊試樣零件生產線的尺寸檢測系統,本文主要研究了以下內容:針對沖擊試樣在線檢測的研製要求,結合機器視覺系統的功能及結構特點,利用圖像採集、顯示、處理和分析技術,完成了沖擊試樣尺寸在線視覺檢測系統的設計,包括系統的總體結構設計、硬體配置、圖像處理方法比較分析、軟體設計及誤差分析等。The design of the hardware of this system is discussed in chapter 3 and 4. especially, what the author have done independently are : ( 1 ) programming with visual basic 6. 0 for processing and measuring of the image ( shown in chapter 5 ) ; ( 2 ) finding out the factors affecting the measurement and analyzing the errors quantificationally ( shown in chapter 6 ) ; ( 3 ) doing experiment for the actual measurement and error analysis. it is shown that the system has a good stability, and the accuracy of the measurement is in about 0. 2 m
在進一步的研究中,作者獨立完成了: ( 1 )用visualbasic語言進行軟體編程和程序調試,實現了顯微圖像的處理、測量和識別(見第五章) ; ( 2 )針對顯微測量這一類特殊的幾何量測量,作者給出了影響測量結果的誤差因素,並對測量結果進行了細致的精度分析(見第六章) ; ( 3 )對上述實際測量及精度分析部分進行了獨立的實驗。The forth, error analysis and elimination of optical system in color microscopic image input and the methods of area measurement for the irregular region in the digital image are discussed
第四,探討了彩色顯微圖像輸入中光學系統的誤差及其消除方法,並結合實際需求,研究了圖像中不規則輪廓區域面積的測量方法。It is easily to measure the volume of the discrete - phase in two - phase flow in a pipe based on the 3d reconstruction image. the 3d reconstrution images and the result of volume indicate the more sections interpolated, the better the 3d reconstruct image will be, but not the less the volume error will be
重建的三維圖像和體積計算結果表明,隨著插值輪廓數的增加,重建的三維圖橡質量得到了提高,但只增加插值輪廓數量並不能明顯的喊少體積誤差。分享友人