直線擬合 的英文怎麼說

中文拼音 [zhíxiànnǐgě]
直線擬合 英文
fitting a straight line
  • 直 : Ⅰ形容詞1 （成直線的; 硬挺的） straight; stiff 2 （跟地面垂直的; 從上到下的; 從前到后的） erect; v...
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 合 : 合量詞（容量單位） ge, a unit of dry measure for grain （=1 decilitre）
  • 直線 : 1. （不彎曲的線） straight line2. （急劇的） steep; sharp
  1. Adopting the assummation that the quark interaction is the sum of the usual one - gluon direct exchange and the mixture of linear scalar and vector potentials, we structure the relativistic corrections of order v2 / c2to the cornell potential, including the annihilation potential for the quark and antiquark of the same favors which plays the same role with the one - gluon direct exchange at short distances. the effects of the relativistic corrections on the hyperfine splittings of quarkonium states are discussed, and a good fit to the available experimental data is obtained on heavy quarkonium mass spectra

    采納庫侖勢源於單膠子直接交換，而線性禁閉源於標量和矢量的混合，同時考慮在短程區域與單膠子直接交換起同樣作用的同味正反夸克的湮滅，構造了靜態夸克-反夸克勢到v ~ 2 c ~ 2級次的完全相對論修正，並擬合計算了重介子偶素的能譜，討論了相對論修正對重介子偶素能級分裂的作用。
  2. First the sketch / datum plane is fitted by least - square distance, then the extruded direction or axis with the flank points of the cloud is extracted in quadratic paogramming arithmetic, and certain points projected to gain 2d sketched datas. feature points are defined to segment the sketch datas, and the sketch profile is generated by fitting separately the line and circle segment

    使用最小二乘方法擬合草圖基準平面，採用二次規劃方法提取拉伸方向和旋轉軸線，然後將數據點投影以獲取草圖數據，通過柵格劃分提取草圖邊界輪廓數據，再對這些邊界數據進行基於特徵點的分割，以直線和圓弧段擬合出草圖輪廓。
  3. 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。
  4. Presents a new method for fairing of curves which has a small flexibility based on fitting the derivative of second order of curves. we fit the derivative of second order of curves by a polynomial fitting, then find an indefinite integral of this polynomial to get a approach of curves. otherwise, we discuss the analyze of the error and the optimize of fairing to this arithmetic

    提出了一種針對小撓度曲線的逆向曲線光順演算法，該演算法直接擬合曲線型值點列的二階導數曲線，然後通過兩次積分來反求出光順后的曲線，並對該演算法的誤差分析、效果分析、光順優化等問題進行了深入探討。
  5. Based on the results of the edge anchor, several segments of the height data are selected and linear polynomial fitting are done using least square approximant on these segments separately

    根據臺階邊緣檢測結果，選取部分采樣點數據，用最小二乘法進行直線擬合。
  6. By combining randomized hough transforms ( rht ) and curve fitting method together, the geometric detection algorithms of lines, circles and ellipses are derived respectively and have advantages of automation, swift, precision and robustness as used in complex background

    將rht與曲線擬合有機結合，分別提出了直線、圓、橢圓檢測演算法，該演算法能在復雜背景下、全場范圍內，自動、快速、精確、魯棒地完成檢測任務。
  7. Furthermore, the current research about body measuring and modeling is just for costume and military affairs, and pay more attention to the head dimension and shape. with the development of human nature during the manufacturing, body cad model is widely applied in industry design, ergonomics, engineering design, humanics research and iatrology research. the body cad model also can be the basic data for the design of respirator

    本文使用nurbs曲面直接擬合的方法對測量的點雲進行曲面重構，將系統的優化方法應用到nurbs曲面重構中，利用插值曲線對測量點雲進行分塊處理，解決用nurbs曲面擬合中曲面的光順與曲面與點雲的誤差之間的矛盾問題，使反求模型中各曲面片之間相互連接、光順過渡且能夠反映出人體頭部的細部特徵。
  8. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統環境和labview虛擬儀器技術開發平臺下，首次利用labview中的直線擬合模塊、指數擬合模塊以及多項式擬合模塊，設計了一種對實驗所得數據進行曲線擬合的方法，對三種擬合方法進行了比較，曲線擬合結果表明，多項式擬合方法相對于其它兩種擬合方法效果更好；根據曲線擬合的結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時機械振動形成的等效輸入阻抗，並由此輸入阻抗確定了磁致伸縮換能器的諧振頻率及其電氣模擬網路參數；最後通過labview提供的網路功能，實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測試系統，並探討了通過datasocket技術實現該系統網路化的方案。
  9. The visual - fit method relies on the ability of the analyst to fit a line to the plot of sample points, but it is subjective and does not provide a measure of how well the line fits the points

    直觀法依賴分析者的能力來擬合樣本點連成曲線，但是它是主觀的，並且不能提供曲線擬合點有多好的程度。
  10. A obstacle diagnosing expert system of pu1 steamer fan electrical machine have been set up by using the expert system tool in the movex software and mechanical vibration frequency spectrum knowledge. for the purpose of more straight dealing with vibration frequency spectrum curve, a diagnostic knowledge disposing system is developed by using curve compare method and vc + + and matlab software

    在機械設備故障診斷研究中，以pu1蒸汽風機發電機組為研究對象，結合movex軟體開發了基於機械振動譜圖知識的故障診斷專家系統，同時為了更加直觀地處理譜圖曲線，另行用vc + +與matlab軟體開發一套基於曲線擬合的機械設備故障診斷知識處理系統。
  11. In the course of modeling, we present multi - step generalized gradient method and multi - stage curve fitting technique, prove convergence of multi - step generalized gradient method by using differential equation stable theory, analyze the error of multi - stage curve fitting technique by using inner space, creat knowledge base of water network system by using the maximum subordinate principle of and near - select principle of pattern recognition. at last we make the optimal running scheme of water network system based on heuristic search technique of artificial intelligence and global feedback immediate coordination method of large scale system theory

    在建立系統模型的過程中，提出了多步廣義梯度法和多層曲線擬合的建模方法，並用微分方程穩定性理論證明了多步廣度梯度法收斂性，用內積空間的有關知識對多層曲線擬合進行誤差分析;應用模糊數學中的最大隸屬度原則和模糊識別中的擇近原則和人工智慧中狀態空間表示法建立注水系統的知識庫;用人工智慧中的啟發式搜索技術和大系統理論中的具有全局反饋的直接協調法制定注水系統的優化運行方案。
  12. The variable bandwidth local linear regression method we used in this paper have the advantages of both the local linear regression method and the variable bandwidth idea. the variable bandwidth henced the flexibility of the estimation. and it make this method can fit the spacial complex curve very well. and the asymptotic results of the estimation found the theoretic base for find the best variable bandwidth and drive the pratical best variable bandwidth from data directly

    本文所用的變窗寬局部線性回歸方法，繼承了局部線性回歸的優點，並且使用變窗寬提高了所得估計的可塑性。並使之能成功地處理空間非齊次曲線等復雜形狀的曲線擬合問題。所得估計的漸近結果為求漸近最優窗寬方案以及直接從數據估計最優變窗寬提供了理論基礎。
  13. In chapter 4, mathematical theory about related coefficient and fitting of straighten anti - curve line is introduced at the beginning of this chapter, then how to program to calculate related coefficient is introduced including discussing the appearance of straighten anti - curve line in bitmap, searching the ends of straighten anti - curve line, calculating the angle bitmap should be turned, calculating related coefficient after bitmap has been turned

    第4章首先介紹了有關相關系數以及直線擬合的數學理論，然後闡述了求解逆直線相關系數的編程思路，其中包括對逆直線在位圖中擺放方式的分類討論、逆直線端點的搜索、求解旋轉角度、旋轉后求解相關系數等幾個環節。
  14. The found edge points are then applied to the line fitting tool which fits an infinite length line to the points. the fitted line is hown in figure 6

    將找到的邊緣點應用於擬合工具，進而形成一條無限長的直線。擬合后的直線如圖六所示。
  15. Firstly, the paper introduces the development and application of computer graphics & image technique, discusses the principle and method of cg and digital image processing, such as matrix of the graphic transformation, homogeneous reference frame, sampling and quantization of the image, file format of the image, template operation, etc. secondly the paper introduces the purpose and method of image enhancement processing, explains the each occasion of those methods such as threshold transformation, smoothing processing, sharpening processing, analyzes and contrasts the processing results of object image. thirdly, the paper introduces the method of mathematics morphologic, edge detection and thinning processing, attains character description of image and character dots of the contour. fourthly, the paper processes the coordinate transformation to character dots and basic splines fitting, imports correlative condition to devise meshing line and meshing track

    本文首先介紹了計算機圖形圖像技術的發展與應用情況，對計算機圖形學和數字圖像處理的一些基本理論和方法如圖形變換矩陣、齊次坐標系、圖像采樣和量化、圖像文件格式、模板操作等內容進行了討論：然後對圖像增強處理的目的和方法進行了介紹，對諸如閥值變換、平滑處理、銳化處理等方法的應用場合進行了說明，並對實物圖像的處理結果進行了分析與比較；接下來介紹了數學形態學方法、對增強后的圖像進行邊緣檢測的方法和圖像的特徵描述方法，並獲取輪廓的特徵點：隨后對獲取的特徵點進行坐標變換，並進行b樣條曲線擬合，引入相關條件生成齒輪副的嚙合線及嚙合軌跡：最後引入等值線和區域填充表示方法，並以等值線和區域填充的形式對弧齒錐齒輪嚙合模擬的載荷分佈情況進行了直觀的表示。
  16. The attempts using k - l transform to fit line and introducing a new expression of the ellipse parameters improve the robustness and decrease the complexities of the algorithms

    在吸取有關文獻的基礎上採用k - l變換進行直線擬合，提高了擬合魯棒性和精度。
  17. It analyses and studies the operating method in image processing area, including image division, image filter, picking up edge point, drawing up line and getting the distance of parallel lines

    分析並研究了可用於指針圖像處理的圖像分割、圖像濾波、邊緣點提取、直線擬合、平行直線求距等運算方法。
  18. And the author on the first time brings forward the method of determine the angle of zero power in direct current attenuation method by means of curve imitation, which provides a novel method to solve this difficult problem

    首次提出了在直接負載法中利用曲線擬合的處理方法來確定零功角狀態的問題，為解決此難點問題提供了一種新的方法。
  19. On the basis of different characters of static and dynamic measurement, the author corrects error for the system using linear fitting and neural network, respectively, thus achieving satisfactory results

    針對檢測系統靜態和動態測量時誤差的不同特點，分別用直線擬合法和神經網路對系統的誤差進行了修正，達到了令人滿意的效果。
  20. In the experiment of this thesis, a high accurate measurement system based on linear array ccd is made up ; the illumination system is improved, and curve fit is adored to obtain the margin value. finally, the size of the obtained object is less than the pixel dimension according to lens magnification p

    本文建立了基於線陣ccd的線徑高精度測量系統，在對照明系統改進的基礎上，採用曲線擬合求拐點的方法來提取信號的邊緣特徵，最後根據透鏡的放大倍率得到低於ccd像素尺寸直徑。
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