image boundary 中文意思是什麼
image boundary
解釋
影象邊界-
Summarize the common image pre - processing methods and point out their merits and faults. discuss the boundary effect of gaussian low - pass filtering ( glpf ). to improve it, the zero - order gaussian filtering for an open profile ( gfo ) is used
討論了高斯低通濾波的邊界效應，利用零階開環高斯濾波演算法，對高斯低通濾波進行了改進，使濾波圖像在圖像大小不改變的情況下，邊緣處的濾波效果得到明顯的改善。 -
This needs undistorted boundary data. thus, it is significant to realize 2 - d dwt in image processing efficiently
因此，在圖象處理中有效地實現二維離散小波變換具有重要的實際意義。 -
Retrieval of the characteristic properties of marine atmospheric boundary layer using sar image
圖像的海洋大氣邊界層特徵參數的反演 -
The paper brings forward new bubble boundary identification method for high resolution bubble image, which can automatically receive bubble " s closed boundary
對于清晰的高解析度氣泡圖像，本文提出了一種新的氣泡邊界識別方法，能夠自動地得到氣泡的閉合邊界。 -
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。 -
Aiming at the limitation of classical boundary extension methods, interpolating subdivision method is brought forward to resolve boundary treatment problem by taking different subdivision depending on the position of image data ( three conditions )
還針對傳統延拓邊界處理方法缺陷，採用插值細分演算法對圖像信息數據所在位置不同（分三種情況） ，用不同插值方式處理數據來解決邊界問題。 -
The novel three - dimensional finite - difference approximations of mur ' s absorbing boundary conditions are also presented in frequency - domain. then the ddm based on fdfd is investigated in the applications of three - dimensional electromagnetics problems. and it is used to analyze the leaky wave antenna based on image nonradiative dielectric ( nrd ) guide
最後，闡述了maxwell方程組和劃分區域的despres傳輸條件的頻域差分格式建立，在截斷邊界上構造了三維頻域mur條件的差分近似，探討了基於頻域有限差分的區域分解法在三維電磁問題中的應用實現，並將該演算法用於分析一種基於nrd波導結構的漏波天線。 -
With the study of boundary condition of vector potentials and the application of image method and sommerfeld integrals, this thesis deduces the vector potentials of vertical and horizontal dipoles near an interface ( both above and below the interface )
本文通過磁矢位邊界條件的研究，應用鏡象法和索末菲積分，推導出半空間界面附近（包括上、下半空間中）的垂直電偶極子和水平電偶極子的磁矢位。 -
This paper illustrates detailedly the thin groupware auto - adaptive recognition system ; it also illlustrates the procession of capture image and take indispensable foreclose to wipe off noise in order to get boundary easilyer. the recognition system uses " hough " transform method to make the recognition area orientation, and according to the unstable environment such as lights which leads to the change of the image ' s brightness, thresholds picture using an iterative selection method and then growing process for cell image segmentation based on local color similarity and global shape criteria, adaptively gets the best threshold to divide the washer off the background. the recognition system uses the classifier based on minimal - error - ratio bayes method to make decision after getting image characteristic
本文詳細介紹了薄形組合件自適應識別系統；闡明了圖像的分通道自動採集過程，以及對採集到的原始圖像所進行的預處理方法。通過採用哈夫變換去除偽邊緣點的方法，有效地解決了識別區域的定位問題。針對裝配零件（主要是墊片）薄、小導致圖像信息少、識別難度大，以及材質不一導致採集到的組合件圖像亮度波動等問題，提出了使用最佳閾值迭代法和使用種子填充的圖像串列分割技術，自適應地找出最佳閡值，使墊片和背景分離，從而提取墊片數目信息。 -
But due to the difficulties of the theoretical calculation and the limitation of the technique of image display, only some two - dimensional graphs of electromagnetic field of a planar set of point charges or symmetrically and uniformly charged bodies, which ignores the boundary effect, are introduced in the present electromagnetics teaching materials, which brings much incovenience for the acquaintance of the electrostatic field
然而，由於受理論計算和圖象顯示技術等因素的限制，目前的電磁學教材中，通常只能給出平面分佈的點電荷系或具有較強對稱性、忽略邊界效應的帶電體的電力線和等勢線的二維平面圖，這給靜電場分佈的感性認識帶來了一定不便。 -
The geometric explanation of the image principle presented in “ a new method to determine the transient stability boundary using nonlinear theory 1 is given. a theorem to determine the critical clearance time is derived. from the calculation results of two examples, the correctness of the theories put forward by this paper and paper 1 is verified
對論文《運用非線性系統理論確定電力系統暫態穩定域的一種新方法》 1中所提出的映射機理作了幾何解釋；提出了確定電力系統臨界切除時間的定理；通過對一簡單電力系統和電科院6機22節點算例的計算，驗證了本文及文1所提出的理論的正確性。 -
The main results in this paper as follows : first, a prototype of a shape - based image database retrieval system is completed, it can receive the query mode both by giving an example image and by sketching the desired object on the screen, second, five shape - based image retrieval methods are realized ; third, an algorithm based on triangulation for shape - based image retrieval is brought forward. in this algorithm, firstly, the edge of the original image is followed and the candidate corners in the original image are detected. then the counterpoints of the candidate corners in the result of edge follow are found, and the boundary corners whose counterpoints have been found are queued in the order of their counterpoints in edge follow
同時本文中主要完成了以下三方面的工作：完成了一個基於形狀特徵的圖象檢索的原型系統，可實現例子圖象或徒手繪草圖兩種查詢方式；實現了五種利用形狀特徵進行圖象檢索的具體方法，並對其進行了分析比較；並且在繼承將三角剖分引入形狀檢索的思想基礎上提出了利用三角剖分進行形狀檢索的一種新演算法：先對原圖象進行邊界跟蹤和角點檢測；然後尋找初始角點在邊界跟蹤中的對應點，並對找到對應點的角點按其對應點在邊界跟蹤中的順序進行排序；再對排序后的角點進行德洛內三角剖分，得到能表示目標真實形狀的三角形序列；最後計算三角形序列的角度直方圖作為形狀特徵，並進行相似性匹配。 -
The algorithm is based on image pre - processing, image edge detection, and boundary extraction to identify the esophageal boundary in a fully automatic manner
結果：經由本研究所提出自動食道邊緣分割演演算法，對于因受腫瘤壓迫而形成的鋇劑聚積處，可描繪出完整的邊緣，並達到以食道邊緣之移動代表腫瘤在治療中的移動。 -
However, in the compression process of blocking image data, severe boundary artifact will be produced because of boundary extension and coefficient quantification
但在分塊處理過程中，由於小波變換的邊界擴展及系數量化等原因會產生較嚴重的邊緣贗像效應。 -
Image interpolation algorithm based on erbf kernel function and boundary filling
核函數和邊界填充的圖像插值演算法 -
By the theoretical analysis and experimental test, the image processing procedure of the system has been designed. firstly, the system needs carry out pre - process : the median filtering and average filtering of acquired image, next carrying out the threshold of filtered image, then performing morphology, such as open, close and so on. next, the boundary of binary image is extracted
通過理論分析與實驗驗證，得到了本系統圖像處理過程:首先對採集的圖像進行預處理，包括均值中值濾波，通過閾值分割進行二值化，然後對二值圖像進行開啟、閉合以及進行邊界提取操作來獲得清晰的圖像邊緣，最後通過邊緣檢測和擬合測量得到沖擊試樣各尺寸值，圖像坐標變換和模式匹配可以完成檢測區域定位。 -
This dissertation discusses image segmentation technology based on the image visual features, the image neighborhood moment analysis and the related image detection and segmentation system. and the key functional modules ’ analyzed are as follows : the image neighborhood moment ’ s analysis, the adaptive clustering after the visual moment transformation, the boundary detection of the object image and the extraction of the object image area of similar visual brightness
本文討論了圖像視覺特徵鄰域矩分析和基於視覺特徵矩的檢測分割技術，並分析系統中的關鍵模塊:圖像鄰域分析，視覺特徵矩變換后的自適應聚類，目標圖像的邊緣檢測，視同灰度區域的視同灰度提取。 -
Description or discrimination of boundary curves is an important problem in image processing and pattern recognition. there are too many boundary feature description methods for object recognition, three main methods are fourier descriptors, relative moments, mathematical morphology. the performance of each of the methods was compared
在圖像處理和模式識別領域經常根據物體的邊界來識別物體或對其分類。實際應用中，對物體邊界特徵描述的方法很多，本文對數學形態學、相對矩、基於極半徑函數的傅里葉子這幾種方法進行了比較研究。 -
In image processing, the wavelet of l2 ( r ) will cause distortion on the boundary by truncation error. in order to exterminate this phenomenon, one must modify the wavelet on the boundary. this gives rise to the wavelet on the interval
在圖像處理中， l ~ 2 （ r ）上的小波基因截斷誤差會在邊界處產生失真，為了消除這種邊界效應人們需要對其進行改進，這就產生了區間小波的理論。 -
The proposed method accurately and fleetly locates the inner boundary of the iris by means of detecting the diameter of the pupil in the binary image. then, the outer boundary is detected by a deformable circular template
它利用了虹膜瞳孔的生理特徵，在二值化后的虹膜圖像中尋找水平最長弦，從而定位瞳孔的大致位置，在此基礎上經過進一步的細化提取準確的瞳孔中心位置。
分享友人