image filtering 中文意思是什麼
-
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。 -
It employs a series of processing methods. for example, it employs different method of threshold according to illumination and the characteristic of the dial plate ; employs the method of mathematic form filtering according to the thought of the line is the most important in image ; employs the method of beeline matching according to the characteristic of the line
此系統利用了圖像處理的基本思想，採用了一系列的處理方法，如根據照度及表盤特點採用了不同的二值化方法；根據圖像中線條最重要的思想對圖像的濾波採用了數學形態濾波方法；根據線條特點提出了利用直線擬合的方法等。 -
Using the way combining the mathematic morphology top - hat and gauss matched filtering can effectively reduce the influence of the inherent fovea and the marginal noise brought forth by the retinal camera caliber in retinal image and increase the precision of retinal image segmentation and feature point extraction
文中提出了採用灰度數學形態學中的top - hat變換和高斯匹配濾波相結合的方法，用來有效的降低視網膜熒光圖像中固有的小窩現象及眼底照相機的口徑所引起的視網膜圖像邊界像素噪聲，極大的提高了圖像分割及特徵提取的精度。 -
In this paper, a new technique is proposed for rotation, scaling and translation invariant image watermarking based on log - polar mappings and phase - only filtering
該文的研究工作和貢獻是：基於對數極坐標仿射lpm和相位濾波器pof ，提出了一種不受旋轉按比例縮放和位移rst影響的數字圖像水印技術。 -
Quaternion diffusion for color image filtering
顏色圖像濾波的四元數擴散方法 -
This paper studies to get the image of thenar by using a video camera, and carries on the necessary image processing by software with the information captured, and gets the ideal image to provide the image data basis for follow - up cad after the processing such as median filtering, sobel or kirsch ' s operator edge detection, image reversal and image enhancement etc. in this paper, the pressed image information of thenar captured by camera have been carried on processing and analyzing, and the result has been compared with that of image acquired by the scanner
本文研究了利用攝像頭獲取腳底圖像，再通過軟體將所獲信息進行必要的圖像處理，經中值濾波、 sobel或kirsch運算元邊緣檢測、亮度調整及反置、圖像增強等處理后，得到滿意的圖像為后續的cad提供圖像數據依據。本文對攝像頭採集的足底受壓圖像信息進行了處理和分析並與掃描儀的圖像處理結果進行了比較，由結果得知攝像頭輸入方法是一種簡單實用的輸入方法，且能很好的滿足設計要求。 -
3, on the base of the traditional spatial filtering, the author present, a new despeckle algorithm, that make use of iterated processing and correlated neighbourhood model, iterated filtering method of the sar image combining the correlated neighbourhood model with maximum a posteriori filter. first, a series of templates refecting direction information are established and every template is present for a kind of neighbour structure. then on the basis of sar images statistical property, the maximum a posteriori estimate of the real intensity under observation image values is got by bayes formulatio - n
3 、針對傳統空間濾波器的不足，引入迭代處理和相關鄰域模型的概念，提出了基於相關鄰域模型的最大后驗迭代濾波。該演算法引用一系列反映局部邊界特徵的鄰域模型，以描述圖像的細節。引入強度的先驗概率分佈模型，利用bayes方法，對各個結構進行實際強度的最大后驗估計。 -
And effects on improving original inversion image are clear by associated use of post treatments, variance truncating, median filtering and classification analysis
依據模型參數方差向量，本文提出了方差截斷后處理方法，並結合中值濾波和聚類分析，對原始反演圖像進行去噪后處理，成效明顯。 -
On the basis of study of fractional fourier transform and its digital computation, the main aim in this paper is to study the applications of fractional fourier transform in lfm signal detection and parameter estimation, to research filtering of lfm signal in the fractional fourier domain and the digital image watermarking in the fractional fourier domain
本文以研究分數階fourier變換的基本理論與應用為目標。在深入分析分數階fourier變換原理和數值實現的基礎上，對lfm信號的檢測與參數估計， lfm信號的分數階fourier域濾波，以及二維分數階fourier變換在數字圖像水印中的應用作了研究和模擬實現。 -
In the course of measurement of workpiece face runout, variance method of the most species based on separability and image edges distilling based on morphology and marr filtering based on edges segmentation are used to enhance effectively accuracy of image segmentation and edges distilling. accuracy of measurement of face runout is enhanced effectually by use of least square method of compressing rectangle fitting edge of image and transforming of dft
該系統在工件端面跳動測量過程中，採用了基於可分性的最大類間方差法和形態學邊緣提取以及基於邊界分割的marr演算法，使圖像分割和邊緣提取的準確性得到了很大的提高；用壓縮矩形的最小二乘法擬合工件端面圖像的邊緣以及用dft變換對工件端面的跳動量進行測量，使端面跳動測量的準確性得到了很大的提高。 -
Median filtering is chosen to modify the fuzzy edge by using the smoothing arithmetic, sobel operator is used to detect edge because of its filtering characteristic. image is changed from gray - scale to two - valued according to the threshold which is automaticly selected by otsu
選用中值濾波減小平滑演算法導致的邊緣模糊;利用有濾波特性的sobel運算元進行邊緣檢測;使用最大類間方差自動確定閾值，將灰度圖像轉化為二值圖像。 -
After investigating statistical property of the interferogram, the problem of interferogram phase denoising filtering is discussed. the filtering can be aimed at not only the complex image, but also the phase image
分析了干涉圖相位統計特性，討論干涉圖相位降噪濾波問題，濾波可以針對干涉復圖像進行，也可以直接對干涉相位圖進行。 -
In this dissertation, a combinatorial algorithm based on the directional segmentation is proposed for the preprocessing of the fingerprint images, this combinatorial algorithm is composed of normalization, directional image computation, directional filtering ( gabor filtering ), local self - adaptive binarization, noise elimination and thinning
本文的預處理演算法包括以下步驟:規一化、方向圖計算、方向濾波（採用gabor濾波） 、局部自適應二值化、二值化去噪和細化。 -
The experimental results and attack analysis show that the watermark algorithm is transparent and robust against some image processing operations, such as jpeg lossy compression, median filtering, additive noise, scaling, and incorporating attacks
實驗結論和攻擊測試表明，本文所提議的演算法具有較好的透明性，對如jpeg有損壓縮、中值濾波、附加噪聲、伸縮、裁剪等各種圖像處理的攻擊有較強的頑健性。 -
Besides, homomorphic filtering was introduced into the contrast enhancement of the radiographic image with scattering noise
此外，針對射線圖像的散射噪聲，提出用同態濾波的方法實現對比度增強。 -
To deal with the problems mentioned above, a generalized iterative fuzzy enhancement algorithm is proposed in this thesis that consists of a three - stage procedure, i. e., image filtering, fuzzy enhancement and gray - level transformation
為了解決上述問題，本文在經典模糊增強方法和灰度變換基礎上提出了一種廣義的迭代模糊增強演算法。 -
We propose a kind of sar image filtering method based on iterated structure filter
提出基於迭代結構濾波器的sar圖像濾波方法。 -
Design of 2d all - phase image filtering template with window
2維加窗全相位圖像濾波模板的設計 -
In this thesis a vision model consist of cellular neural network as feature detector and bp network as classifier is proposed, and experiments are described where genetic algorithm is used to evolve an optimal feature detector in order to aid a classifier to generalize across different conditions. application of cellular neural network to image filtering is also studied
論文研究了虛擬生物的視覺建模問題，用細胞神經網路cnn來進行視網膜圖象特徵提取，通過遺傳演算法進化cnn模板，實現特徵提取的優化，從而提高了分類器的泛化能力和識別效果，為生成基於視覺的自適應行為提出了一個新的方法。 -
It finishes some basic operations, such as image filtering, image ' s outline track, enhance the edge of welding line, check the edge of welding line and pick - up the centric line. the program is developed with microsoft foundation classes of visual c + + 6. 0 in windows " 98
主要利用vc + +編譯環境下處理灰度bmp位圖的實現方法，對由ccd傳感器攝取的焊縫圖像進行處理，例如：圖像濾波、圖像輪廓跟蹤、圖像的邊緣增強、圖像的邊緣檢測以及中心線提取等。
分享友人