邊緣函數 的英文怎麼說

中文拼音 [biānyuánhánshǔ]
邊緣函數 英文
edge function
  • 邊 : 邊Ⅰ名詞1 （幾何圖形上夾成角的直線或圍成多邊形的線段） side; section 2 （邊緣） edge; margin; oute...
  • 緣 : Ⅰ名詞1 （緣故） reason 2 （緣分） predestined relationship 3 （邊） edge; fringe; brink Ⅱ動詞（攀...
  • 函 : 名詞1. [書面語] （匣; 封套） case; envelope 2. （信件） letter 3. （姓氏） a surname
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 邊緣 : 1 （沿邊的部分） border; edge; fringe; margin; rim; limb; skirt; verge; brink; periphery 2 （靠近...
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. The plan of speckle noise reduction we proposed is use the garrote shrinkage function assisted by edge information of scale 2. we compare the speckle reduction results by conventional soft - valve, hard - valve and lee filter methods, and get very good conclusion

    我們提出的相干斑抑制方法是利用小波變換檢測圖像尺度為2的邊緣信息，再利用檢測出的邊緣信息利用garrote削減函數進行小波域的相干斑噪聲濾除。
  2. After introducing the conventional edge detection operator and multiscale wavelet edge detection operator, we discussed the well quality of b - spline function > n - class derivative of gauss function n harmonic function and hermite function in wavelet theory and their concrete application in the image edge detection

    在對單尺度下的傳統邊緣檢測運算元和多尺度小波邊緣檢測運算元介紹的基礎上，討論了b樣條、 gauss函數的n階導數、諧波函數以及hermite函數在小波理論中所具有的良好性質，以及它們在圖像邊緣檢測中的具體應用。
  3. By choosing non - hybrid dictionary, blocking artifacts of dct system can be avoided ultimately. the cost of coding motion information is reduced, so the visual quality of images at low bit - rates is improved. 4

    而且，通過選擇非晶格結構的字典（原子函數之間允許重疊） ，從根本上避免了低速率dct系統帶來的方塊邊緣失真，增加估計的精度，減少對運動信息編碼耗費並提高在低速率下的視覺效果。
  4. The famous mallat decomposition algorithm is applied. the correlations between the neighboring wavelet transform coefficients are utilized to restrain noises and the local maxima of the coefficients provide information of image boundaries

    並利用相鄰尺度間小波系數的相關性和一種非線性函數進行噪聲抑制，同時利用小波系數的模極大值來提取邊緣點。
  5. First, the paper introduces the basic knowledge of the image processing technique, emphasizes the image processing method that is used in the measur - ement system, such as edge detection operator, curve fitting algorithm, espe - cially hough change in detail, etc. second, the paper introduces the vc + + 6. 0 program language, analyses its peculiarity and advantage, explains the form of the image in the computer and dib visiting functions

    首先，介紹了圖像處理方法的基礎知識，特別重點講述了在本系統中將會應用到的一些圖像處理方法，如邊緣檢測運算元、曲線擬合演算法等等，尤其是對于哈夫變換的方法，進行了詳細闡述。其次，介紹了本系統所應用的編程語言vc + + 6 . 0 ，分析了其特點和優點，並說明了模擬圖像數字化后，在計算機里的存儲格式以及相應的設備無關位圖訪問函數。
  6. Finally, the solution of minimizing the energy function was obtained by using the modified greedy algorithm, after which, the precise contour of the object was extracted

    用改進的貪婪演算法求得能量函數最小值，提取出運動目標的精確輪廓，從而得到具有精確邊緣的運動目標。
  7. The three control systems respectively were as follows : ( 1 ) the measuring part of the first one was displacement piezoelectric sensor. a pair of piezoelectric sensor / actuator was collocated by each side of the first solar array plate. the compensator was h ( s ) = 2395 - s ; ( 2 ) the measuring part of the second one was also displacement piezoelectric sensor. a pair of piezoelectric sensor / actuator was collocated by each side of the whole solarfan. tthe compensator was h ( s ) = 244s ; ( 3 ) the measuring part of the third one was velocity piezoelectric sensor. a pair of piezoelectric sensor / actuator was collocated by each side of the three solars array plates near to the body of satellite

    三種控制系統分別是： （ 1 ） 、採用壓電位移傳感器，壓電傳感器驅動器對同位布置於內板的邊緣，控制器補償函數為h （ s ） = 2395s ~ （ 1 2 ） ； （ 2 ）採用壓電位移傳感器，壓電傳感器驅動器對同位布置於整個太陽帆板的邊緣，這是一種理想的情況，控制器補償函數為h （ s ） = 244s ~ （ 1 2 ） ； （ 3 ）採用壓電速率傳感器，壓電傳感器驅動器對同位布置於靠近星體的三塊基板邊緣，控制器補償函數為h （ s ） = 2370s ~ （ 1 2 ） 。
  8. In the terms of interpolation, the image reconstructed from nearest interpolation or linear interpolation has good edge but serious noise ; reconstruction from 4 * 4cubic interpolation or three b - spline or three - order lagrange interpolations has better local character. 2 x 2cubic interpolations which has both better edge and local character is the ideal interpolation, the following is the basic principle during reconstruction : ( 1 ) the more width of interpolation, the more number of summation and the more order of interpolation polynomial, the higher of density resolution ; ( 2 ) the more of interpolation polynomial and width of interpolation, the more of reconstruction time simultaneously, aimed at eliminating the effects of noise contained in projection data, in this paper, author analysis cause and effects of common artifacts. importantly, discusses convolution back - projection reconstruction algorithm with a shift axis of rotation has been derived for correcting images that acquired with a divergence axis of rotation using the fan beam geometry with an angle - equaled detector

    在ct圖像重建時，選擇有限帶寬窗有較好的空間解析度，三角形窗有較好的密度解析度，選擇餘弦窗則使得空間解析度與密度解析度的折衷；從窗函數的頻譜角度來講，可以用於圖像重建的一個良好的卷積窗函數應該具備以下條件： （ ? ）小的3db帶寬b ，即最小的主瓣寬度； （ ? ）最小的旁瓣最大峰值a ； （ ? ）最大的旁瓣峰值衰減速度d ；就內插函數而言，臨近點內插與線性內插重建圖像噪聲大，但有較好的邊緣與細節； 4 4三次內插、三次b -樣條與四次拉格朗日多項式內插圖像平滑，局部特性較好。
  9. Using the improved algorithm in edge location, the computing complexity is reduced by avoiding search efforts when using two dimensions error table, and the measuring accuracy is increased

    實驗數據表明，用誤差函數對定位邊緣進行誤差補償不但避免了使用誤差校正表帶來的復雜計算，而且重用性高，還大大提高了測量的精度。
  10. When the bar code is of higher density, adjacent edges interact each other due to the influence of the point spread function of image collection system, therefore, this kind of method becomes invalid

    當條碼密度較大時，受光學系統點擴展函數的影響，邊緣相互干擾，這種技術不再適用。本文研究了高密度二維條碼的識別技術。
  11. The rnultiscale edge detection and texture image segmentation are studied based on the variogram function

    我們基於變差函數的這種性質對圖像的多尺度邊緣檢測和紋理分割作了較為深入的研究。
  12. The solution formula of dwell time is deduced by using the pulse iteration method and the smoothing fourier transition method, and the formula can be simplified referring to workpiece shape. according to the anastomotic status of the tool and workpiece surface, we present the new model of the inherent relation among local pressure density, removal rate, convergence ratio and residual errors, and the corresponding formulas are given. the forming cause of the edge effect in the polishing process is analyzed, and the means which reduces the edge effect is put forward

    2 、針對計算機控制光學表面成形（ ccos ）的加工方式、誤差收斂特點，研製了去除函數呈高斯分佈的雙轉子結構研拋模；採用脈沖迭代法、平滑因子傅立葉變換法推導出駐留時間的演算法，求解過程中根據工件面形的特點作了各種形式的簡化；提出了工件表面和研拋模的吻合誤差與局部壓強、材料去除率、收斂比之間內在關系的數學模型，並推導出相應的計算公式；分析了邊緣效應產生的原因，在加工過程中採用相對壓力因子對去除函數進行修正，可以消除邊緣效應的影響。
  13. On the basis of the probability density function of the disparity gradient, the mutual coordinate constraint of the corresponding points of the two adjoing points in the continous edge of the left image was educed, then the search area of the matching point in the right image was limited

    由視差梯度的分佈密度函數，導出了左圖像連續邊緣上相鄰兩點在右圖像中的對應點的坐標間的相互約束關系，從而限定了右圖像中匹配點的搜索范圍。
  14. The system is on the basis of fourier optics. by using knife edge as object, cmos sensor as device for image reception, we get edge spread function from the image histogram and use differential operation and fft to achieve mtf of the lens, then its image quality is obtained

    本系統以傅立葉光學為依據，以刀口為目標物，以cmos為圖像接收器件，採用獨特的演算法，從刀口圖像的灰度直方圖中獲得其刀口邊緣函數，經微分和fft運算，得到待測鏡頭的mtf ，從而得知其成像品質。
  15. Firstly, sp supposed to be generated by point curl source which is the border of dipole layer rather than the line dipole layer in section view, then, curl source scanning function is given, and image is retrieved by probability tomography approach

    首先把剖面上偶極層的線分佈產生的場看作是偶極層的邊緣旋度源的點分佈產生的場；然後給出旋度源的掃描函數，用概率成像方法對旋度源進行成像。
  16. At last, the edge detection is turned into the minimization of the total energy through making a new energy function and adaptively adjusting the weighting parameter

    4 ）通過構造新的能量函數和自適應地調節參數因子，將邊緣檢測問題轉化為求解總能量最小的問題。
  17. The writer analyzed mallat three criteria and introduced the optimized function based on these three criteria, at last found optimized mother wavelet for edge detection. at the end of this chapter single edge searching method based on local maximum is introduced and gained ideal edge image

    分析mallat提出的評價邊緣檢測函數優劣的三個判別函數，利用這三個判別函數列出最優化方程，推導出邊緣檢測最優小波，最後創造性提出局部最大值單像素邊緣搜索法，提取出單像素寬度邊緣圖像，圖像效果達到了滿意的效果。
  18. In this paper, we define quadratic spline as wavelet, do the two dimentional dyadic wavelet transform on cell image, and get local modulus maxima from wavelet transform ' s results - modulus and angles, so we can find the cell image ' s edge image in each scales, at last, we compute optimum scale of cell image edge detection, and receive a good edge image which synthesize the characters in each scale

    本文中我們用二次樣條小波作為小波基函數，對細胞圖像進行二維二進小波變換，計算小波變換結果的局部模極大值點，得到各個尺度下的細胞圖像的邊緣，計算細胞圖像邊緣檢測的最優尺度，最後得到綜合了各個尺度特徵的較好的細胞圖像的邊緣。
  19. At the same time, according to the excellent capability of ip curves, we study fitting and description of objects, determination of invariants of objects, symmetry detection and recognition of objects based on ip curves. in all, the main contributions in the dissertation are as follows : ( 1 ) a method of determining automatically the scale of the multiscale edge detection is proposed based on the variant distance of the variogram function, and a method of segmenting texture images is also presented. the variograin values are taken as stochastic and structural properties of texture images and variant distance is taken as the size of image window

    同時，基於隱含多項式曲線良好的物體描述與識別能力，對物體邊界輪廓的擬合、描述、不變量特徵的提取、識別以及物體對稱性檢測作了系統的研究，主要成果及創新之處有： （ 1 ）基於變差函數的變程，提出了圖像多尺度邊緣檢測中尺度大小的自動確定方法；將變差函數的變差值作為紋理的統計和結構特徵，依據變程確定窗口大小，給出一種新的紋理圖像的分割方法。
  20. To deblur edge after image magnifying, an adaptie edge sharpness presering image magnification is put forword, which can fit edges of any direction, gradient and amplitude, utilizing the gradient imgormation of the image and the properties of the hyperbolic tangent function haing reiewing the character of a typical edge

    針對圖像放大后出現邊緣模糊的現象，論文考察了典型邊緣的特徵，利用圖像的梯度信息和雙曲正切函數的性質，提出了一種較好地擬合任意方向、陡度和幅度的邊緣，因此能夠保持邊緣銳度的自適應圖像放大演算法。
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