curve fitting method 中文意思是什麼

curve fitting method 解釋
曲線擬合法
  • curve : n 1 曲線;彎曲;彎曲物。2 曲線規 (=French curve);【機械工程】曲線板;【棒球】曲線球;【統計學...
  • fitting : n 1 配合,裝配,裝修。2 (衣樣的)試穿。3 〈 pl 〉【機械工程】用具;零件,附件,(接頭)配件。4 ...
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. Fitting method for pump complex characteristic curve based on b - spline

    樣條的水泵復雜特性曲線擬合方法
  2. Research and application of a new method of curve fitting

    實驗數據的曲線擬合方法及其應用
  3. It is a very effective method of curve fitting

    用遺傳演算法進行數據擬合是一種行之有效的方法。
  4. A sub - pixel image matching method on re - sampling and curve fitting

    重采樣和曲面擬合的圖像匹配方法
  5. Method of deal with data error by subsection curve fitting and discrete degree

    分段曲線擬合與離散度加權的數據誤差處理方法
  6. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲線擬合模塊,對輸入的實驗數據進行了最小二乘法的曲線擬合;根據曲線擬合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由機械振動形成的等效輸入阻抗,並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比,能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網路參數。同時,採用當前比較先進的web技術,實現了基於jsp的磁致伸縮換能器web電氣模擬系統,該系統具有良好的人機界面和資源共享、信息發布功能。
  7. In this paper, presents a new measuring method of the braiding angle of composites for the edge image with computer based on curve fitting theory. the method can suppress noise and absolve the problem of the point of edge is not continue

    本文在邊緣圖像的基礎上,根據復合材料自身的特點,提出了一種基於曲線擬合的編織角的自動測量方法,該方法能夠有效地解決噪聲、邊緣點不連續等問題。
  8. The antenna gain, directivity and reflection coefficient are calculated via finite element method in hfss. spline interpolation and polynomial curve fitting are applied to construct diagrams illustrating the capsulation characteristics. some general conclusions of interest are obtained

    探討了各個封裝參數對輸入端反射系數、方向性系數、效率和增益等性能指標的影響,得到一些規律性結論,為射頻振子天線的封裝應用提供了參考性的建議,並指出了進一步研究的方向。
  9. Two nonlinear simulation methods are designed by curve fitting method and anfis which seem simply and right in the simulation experiment. based on the model different control strategies also were realized in detail such as chopped current control ( ccc ), angular position control ( apc ), amplitude - change ccc and pi control. a simple torque sharing function ( tsf ) method and a tsf controller were designed which decreases torque ripple effectively

    文章中還建立一種基於模糊神經網路的非線性模型,並對比分析了三種方法,模擬中確定了電機的最優開通關斷角,在此基礎上實現了電流斬波控制、角度位置控制、變幅值電流斬波控制以及分段雙閉環pi控制,模擬結果表明,它實現了電機的正常運行,很好的抑止了電機轉矩脈動,同時有效地降低了噪聲。
  10. During the instantaneous frequency estimation of lfm, there exists some error in the edge, so in the dissertation, a fitting method is proposed to modify it. from the computer simulation, the following result is obtained : for cw, the method based on cwt is most effective, and with the snr rising, the error curve of it is more and more closer to crb. for lfm, the method based on wvd gives the best result, and the effects of cwt and stft are similar for multi - component signal, compared to stft and wvd, cwt is a better choice

    通過模擬發現,在單頻回波的瞬時頻率估計中,基於cwt的方法最為有效,隨著信噪比的提高,其均方誤差曲線越來越接近克拉美?羅界;在線性調頻回波的瞬時頻率估計中, wvd法得到的效果最好,而cwt與stft法的估計效果比較接近;在多分量信號的瞬時頻率估計中,相對于stft和wvd法, cwt法是一個更好的選擇。
  11. Calibrating the electric eddy sensor by the interpolation method and curve fitting method

    利用插值法和曲線擬合法標定電渦流傳感器
  12. Then the measured frequency characteristic can be converted to high accurate transfer function with curve fit method, rational initial parameters choice and fitting in different frequency range method

    使用曲線擬合方法,輔助以合理的初始參數選取及分段擬合方法,將測量得到的控制對象頻率特性轉化為高精度的傳遞函數。
  13. The information extending method and curve fitting method, which deals with data in the complementary system of wams and scada, are discussed. secondly, traditional transient stability analysis method starts at the static

    傳統暫態穩定分析方法是從故障前穩定平衡點開始的,然而實際系統總是處在或大或小的擾動之中,因此,這種分析方法不能準確地表現系統真實的運行情況。
  14. The dissertation is summarized as follows : 1 ) b - spline curve fitting is studied. several curve fitting methods are disc ussed, and a method for b - spline curve fitting in the specified tolerance is pr esented. 2 ) b - spline surface fitting is studied

    作者完成的主要工作如下: 1 )研究了b樣條曲線擬合的問題,討論分析了數種常用的曲線擬合方法,並提出了一種給定允差下b樣條曲線擬合的方法。
  15. 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。
  16. The second aspect is the study and application of fitting method after introducing curve fitting method, we will study least - squares procedure used frequently in engineering fields. in addition, we will encode according to item requirement and least - squares procedure algorithm, then using the data picked from image processing to fit the equation we needed

    在介紹了曲線擬合方法之後,主要研究工程設計中常用的最小二乘法,根據課題要求以及最小二乘法的演算法要求編寫源碼,將圖像處理后採集來的數據擬合成所需要的方程。
  17. The inverse analysis method based on model discerning and all these curve fitting methods are used to forecast settlement of xuzhou - suqian expressway after completing. the result from calculation and analyzed shows the thinking and the method in the paper are suitable, and it can be proved its rationality and feasibility in studying and forecasting settlement after construction of the embankment

    結合徐宿高速公路,進行了基於模型識別的路基沉降反演預測和各類曲線擬合法預測工后沉降的計算,通過計算驗證了模型識別反演預測思路和方法的適用性和改進指數法預測路基工后沉降的有效性和合理性。
  18. 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。
  19. 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。
  20. In this paper, the fundamentals of cable forces by frequency method are introduced. the curve fitting method is utilized to get the correcting formula of cable forces and frequency through the experiment. on the other hand, a kind of catenary line cable element is introduced in this paper, owing to the inaccuracy caused by correcting struss element in fem

    本文還介紹了頻率法測索力的基本原理,並通過試驗,利用曲線擬合法得出索力頻率之間的修正關系式;其次,由於有限元計算中,索元所採用的修正桿元所帶來的不精確性,對于長索其精度更難保證,因此,本文介紹了一種計算精度高、工作量小的懸鏈線索元。
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