hough transformation 中文意思是什麼
hough transformation
解釋
霍夫變換- hough : n. ,vt. 〈英國〉＝hock1.
- transformation : n 轉變，變化；變形；【生物學】（尤指昆蟲的）轉化，變態，改造，改革；變質；【數學】變換；【電學】...
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The recognition the geometric figure based on the hough transformation theory
基於霍夫變換理論的圖形識別 -
The motion law of the perspective projection of a line on the ground in the image space is analyzed, and the navigation parameters are gotten directly by transforming the line in the image space into navigation parameters space according to the principle of hough transformation
本文中分析了直線路徑在圖像空間中投影的運動規律，研究了如何利用hough變換把圖像空間中的線映射成導航參數空間中的點，直接獲取所需導航參數的方法。 -
During segmentation of the bridge image, this paper synthetically thinks over the advantages of self - adapted selection threshold and iterative selection threshold, and presents own self - adapted iterative selection threshold. what ' s more the variance of the infrared image is neatly applied to the visible image. at the time of beeline extraction, this paper mends hough transformation, and use novel method, which reasons the information gamed from the transformation field into the image field, to eliminate the inability to locate beeline of hough transformation
做橋梁識別，進行圖像分割的時候，本文結合了自適應閾值選擇演算法與迭代閾值選擇演算法的優點，提出了自適應迭代閾值選擇演算法，同時把紅外圖像中的方差圖引入到可見光圖像的處理中；在圖像中提取直線的時候，對hough變換進行了一些改進，同時針對其不能定位的缺點，使用了把變換域得到的信息反推到圖像域的方法，解決了這個問題。 -
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。 -
Afterward, based on characteristics of airport, a recognition algorithm using hough transformation is introduced and the experiments show it works well
最後，根據機場的結構特徵，建立了機場的模型表示，討論了基於hough變換的識別方法，實驗證明其較好的識別效果。 -
Secondly, for the image edge detection, methods including the gradient method, the sharp - processing method, and the hough transformation were used, and the contour tracing was also conducted
邊緣檢測處理部分採用了梯度處理法、銳化處理法、哈夫變換處理法，並對圖像作輪廓跟蹤處理。 -
Generally, traditional hough transformation is used to detect the line or some special curves in the image space, and navigation parameters can only be obtained indirectly by finding the corresponding position in the navigation coordinate through the anti - perspective matrix
傳統的hough變換是在圖像空間中檢測直線或某種特定的曲線，然後在把直線通過透視投影關系矩陣映射到導航坐標系中間接地得出所需的導航參數。 -
Theoretical analysis and simulations indicate that the algorithm has good performance of detecting the weak line. after the segmentations of the software and hardware of the hough transformation based on the maximum summation filter, the design of the software and hardware modules were completed
最後論文在對演算法特點分析的基礎上，對基於hough變換檢測弱運動目標的演算法進行了軟硬體分割，同時設計實現了各軟硬體模塊。 -
The dissertation studied a weak moving target detection algorithm based on tingling of the detector, the detection algorithms based on projection and the hough transformation based on the maximum summation filter are presented, the software simulation and hardware design of the hough transformation based on the maximum summation filter are given
本文對探測器抖動情況下低信噪比可見光運動目標的檢測技術進行了研究，提出了一種基於和最大值濾波的改進型hough變換檢測演算法，並對演算法進行了計算機模擬和硬體電路設計。 -
In order to enhance the snr, the winner filter and the maximum summation filter were given. after analyzing the characteristic of the target image, the dissertation introduced several primary weak moving target detection algorithms, the algorithms based on direction projection and hough algorithm were selected. then the computer simulations of the hough transformation based on the maximum summation filter were completed
在對現有弱運動目標檢測演算法對比分析的基礎上，選取了基於方向投影的弱運動檢測演算法和基於hough變換的弱運動目標檢測演算法，同時對基於hough變換的弱運動目標檢測演算法進行了模擬實驗，分析了模擬實驗的結果。 -
The contributions of this dissertation is listed below. aiming at existing defects of traditional beeline detection by hough transformation ( ht ) arithmetic, such as large storage space consuming, imprecise beeline detection effect and information loss of image feature pixels etc, we suggest two new beeline detection methods. ( 1 ) based on infinite symmetry exponential filter and its recursion arithmetic, new beeline detection methods can get exact direction of image edge pixels in advance, so it reduces highly the calculation quantity of the conventional ht, and improves the speed and the precision of beeline detection greatly
本論文的主要研究成果列舉如下：針對傳統直線檢測霍夫變換（ houghtransform ， ht ）所存在的參數空間存儲量大，直線檢測不精確以及圖像特徵點信息丟失等缺點，提出兩種新的直線段檢測演算法： （ 1 ）提出一種基於無限對稱指數濾波的ht直線段檢測演算法，在進行邊緣檢測的同時，提前精確定位邊緣點的方向，減少了ht的運算量，提高了運算速度和檢測精度，而且整體演算法便於硬體的并行執行，使得實時處理成為可能。
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