最小二乘直線 的英文怎麼說
中文拼音 [zuìxiǎoèrchéngzhíxiàn]
最小二乘直線
英文
least-squares linearity- 最 : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
- 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
- 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...
- 直線 : 1. (不彎曲的線) straight line2. (急劇的) steep; sharp
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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。According to the kernel estimating theory of nonlinear semiparametric models under the least - square principle, the structural formulae of the estimation of parametric and nonparametric components and the direct formulas of kernel estimation considering the second order items were given
摘要基於非線性半參數模型最小二乘核估計,給出了其參數分量和非參數分量估計的構造式,導出了參數分量和非參數分量顧及二次項直接解法的計算公式。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。These properties make them ideal candidates for use in structure from motion algorithms. some known methods of line segment are integrated and an improved method is given. canny edge detector is used in this method to get edge, link the edge using freeman chain code, and then gradually delete useless chain code
首先綜合邊緣直線分割的研究成果,給出了改進后的邊緣直線分割方法,該方法以圖像邊緣的鏈碼表示為基礎,逐步刪除對完成計算機視覺任務沒有意義的鏈碼,並用最小二乘法擬合成圖像直線。A new computational formula to nonlinear adjustment by parameters, in consideration of the second - order terms, is derived in this paper from the precise orthogonality condition equations to nonlinear least squares by analyzing the direct solving process and iterative computing method of the linearized model
在分析線性化的非線性參數平差的近似直接解法與迭代解法基礎上,利用非線性最小二乘的精確正交性條件方程,推導出顧及到二次項的非線性參數平差的一種新的計算公式。Phases straight lines model and not straight lines model based on bp are used to correct the physical parameters and eliminate deflection. the least - square is used to calculate the efficiency of generators
在物理量校準中利用分段直線回歸和基於神經網路的非線性回歸,對模擬量進行了非線性在線校正來消除誤差;在發電機效率計算中利用最小二乘法實現了發電機效率回歸。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。Least - squares line
最小二乘直線New formula to calculate the line slope by least square method
用最小二乘法求直線斜率的新公式We sample from parallel edges in equal distance, and we sample again from sample points set by slope and get fitting points set, then we use least square method to fit straight line with the fitting points set. the edges of paper currency image can be detected accurately and quickly by above method, and it is valid to some image with a certain defection
邊緣檢測採用了對平行邊緣整體等間隔抽樣,根據斜率對抽樣點集進行再次抽樣后得到擬和點集,用最小二乘法根據擬和點集擬和直線的方法,可以快速精確的檢測到紙幣邊緣,並且能夠處理邊緣有一定程度殘缺的紙幣圖像。Direct estimation formulae of least - square kernel estimator of nonlinear semiparametric models
非線性半參數模型最小二乘核估計的直接解法The results from gps surveying data show that the direct estimation methods considering the second order items can be used in least square kernel estimating of nonlinear semiparametric models
用實測數據進行計算,證明了對于非線性半參數模型最小二乘核估計,可採用顧及二次項的直接解法。The formula for mach number has been optimized with least - squres solution, thus the precision of a polynomial of power of 5 is better than that of 9. 2. after the solving of angle of attack and angle of sideslip, the theory of general inverse of matrix is used to simplify the nonlinear equations and to calculate the total pressure and the modified dynamic pressure ratio. these two parameters together with the angle of attack and angle of sideslip contain enough information to work out the dynamic pressure and static pressure
其中包括: 1 .應用最小二乘法,對馬赫數的泰勒求解公式進行優化,優化后的求解公式採用5次多項式即可在精度上優于原有的9次多項式,可以提高運算速度; 2 .提出應用廣義逆矩陣簡化非線性方程組:在已經求解出迎角與側滑角的前提下,直接從原始的壓力向量中提取出總壓,並且提出了動壓修正比的概念。分享友人