離小二乘擬合 的英文怎麼說
中文拼音 [líxiǎoèrchéngnǐgě]
離小二乘擬合
英文
least square fitting- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 小 : Ⅰ形容詞1 (體積、面積、數量、強度等不大) small; little; petty; minor 2 (年紀小的; 年幼的) youn...
- 二 : Ⅰ數詞(一加一后所得) two Ⅱ形容詞(兩樣) different
- 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)
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The laser radar sub - system determines the heights of the tsp according to the slant height and the oblique angle measured by the laser range finder and the electronic theodolite simultaneously. by lucubrating the motion law of tsp, we decided to compute decent velocities with least - squares procedure & two ranks curve fitting
地面激光雷達跟蹤測量分系統根據測量到的斜距離和俯仰角確定末敏彈傘彈系統的高度,在深入研究末敏彈穩態掃描過程的運動規律后,通過最小二乘法的二階分段曲線擬合,計算出落速。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。In the first part of this paper, we use solids theory to get the eos of ionic crystal and metal crystal, and use the datum of hugoniot of many solid materials, and make use of the least - square program to get the born - mayer potential parameters. this parameters can use in the theory calculation of eos
在本文的第一部分,利用固體理論推導了離子晶體和金屬晶體的狀態方程的理論形式,又根據多種固體材料的hugoniot沖擊壓縮實驗數據,運用最小二乘法曲線擬合程序確定出它們的born - mayer勢參數,經驗證這種勢參數完全可以運用於實際的狀態方程的計算中。If a higher accuracy resolution is required, the distances of points to the fitting line can be taken as the judgment standard, and the data eliminated noise points by hough transform can be simulated by the least square method
當精度要求較高時,可將各擬合點到擬合直線的距離作為判別標準,對經霍夫變換剔除干擾點(或噪聲)后的數據點再進行最小二乘法擬合。The parameters obtained by the least - square fitting deviate from the relations derived from ab formula, abc formula and harris formula, but are closer to relations deduced from ab formula and abc formula
由最小二乘法擬合計算出參數,討論參數之間的關系,發現他們對ab公式、 abc公式和harris公式的預言存在不同程度的偏離。但相對而言, ab公式、 abc公式的預言較好。Then the constant of peukert equation is calculated from the linear interpolation. simultaneity the characteristic curves of the battery capacity, electromotive force and inner resistance are fitted with least - squares. the maximal of relative error between the calculated values from the models and the experimental data is 2. 59 % under 50a discharge current
利用peukert方程的變形式,用線性插值法計算出鋰離子電池的peukert常數值;利用最小二乘法擬合了該動力電池的容量特性、電動勢和內阻特性曲線;在50a的放電電流下,數學模型的計算值與試驗結果的最大相對誤差為2 . 59 。分享友人