给出一种基于平面二维数据云的直线拟合算法。
A straight line detection algorithm based on two dimensional datacloud was presented.
然后你可以试着做个直线拟合,这个看上去就不像是呈直线趋势的。
And if you try to do a best-line fit, well, it doesn't seem to follow a linear trend.
本文还提出一种反映回归直线拟合优度的新的相关系数。
A new correlation coefficient that indicates goodness of-fit for regression line will be introduced yet in this paper. The illustrative examples are presented.
在线阵CCD测量系统中采用直线拟合方法检测一维图像边缘。
A straight line fitting method is adopted in edge detection of one-dimension image in the linear CCD measuring system.
不管是平面直线拟合,还是空间直线拟合,直线拟合的应用范围都很广泛。
No matter the fitting of plane linear or space linear, the application area of linear fitting is very widely.
使用梯形小视野直线拟合法,减少图像处理时间和提高道路识别的可靠性。
By using little trapeziform AOI, the image processing time is reduced and the reliability of lane detection is improved.
根据台阶边缘检测结果,选取部分采样点数据,用最小二乘法进行直线拟合。
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.
直线拟合可以保持原色块轮廓中比较线性化的部分和色块图形中的尖锐角部分。
Beeline fitting can keep the part of linearization and the acute Angle of Outlines of previous color blocks.
将霍夫变换与最小二乘法相结合,研究对实验数据和图像处理中的二值边缘图进行直线拟合的方法。
A new approach to fit line is proposed. In this method, Hough transform and least square have been combined to process experiment data and the contour of binary images.
提出了在直角坐标系中用多段直线拟合曲线的方法,在极坐标系中用多段阿基米德螺线拟合曲线的方法。
In cartesian coordinates, segments of straight line are used to fit a given curve and in polar coordinates segments of Archimedes helix are used.
提出并采用多区间直线拟合的方法来处理对数坐标连续曲线,介绍了多区间直线拟合方法的原理和求解策略。
The theory and solution strategy of the method of multi-interval linear interpolation are illuminated in this paper to deal with the continuous curve chart.
分析并研究了可用于指针图像处理的图像分割、图像滤波、边缘点提取、直线拟合、平行直线求距等运算方法。
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.
这楔角的等分线给作为路口停止切割边缘轮廓点品脱的啤酒。 (3)画一个圆订交点,两品脱和相切直线拟合直线。
The wedge angle bisector gives as intersection with the cutting edge profile point pint. (3) Draw a circle that intersects point pint and is tangent to both straight fitting lines.
本文提出了一种复合数字滤波方法及基于最小二乘原理的直线拟合方法,用于实现火炮接口参数检测系统的滤波和线性度拟合。
A compound digital filtering method and a line fitting method based on the least squares are presented, which are used in the measurement system of interface parameters of artillery.
作者在最小二乘法的基础上,提出分段直线拟合算法来代替多项式曲线拟合,从而达到简化数学模型的建立和减少计算量的目的。
The author proposes a sectional line fitting to re - place the polynomial curve fitting, which results in simplifying establishment of mathematical model and reducing the amount of calculation work.
通过对某电涡流位移传感器位移、电压用多项式拟合曲线的特点进行分析,经过试探发现该传感器曲线可转化为直线。
The curve of an eddy current displace sensor can be converted into a line by analysing the character of the curve obtained by polynomial fitting.
介绍一种采用最优化方法—黄金分割法(0.618法)求解传感器最佳拟合直线的新方法。
This paper gives a new method evaluting the optimum fitting straight of sensors-the golden cut method(0.618 method).
回归软件程序将样本点用图表示,并且给出最拟合样本点的直线的价值函数公式。
Regression software programs graph the sample points and give the (cost-function) formula of the straight line that best fits the points.
通过理论推导,获知了湿敏电阻器的感湿特性曲线与拟合直线之间的偏差随其本体电阻的变化关系。
By theoretical derivation, the partial derivatives of the deviation between the humidity sensing characteristic curve and the fitting line to the self-resistance are obtained.
本文重点论述等间距直线逼近及过两已知节点与两节点半径均值圆弧拟合技术的基本原理以及误差分析方法。
This paper focuses on the presentation of the basic principles and error analysis of equal intervals linear approaching and average radius arc matching technique.
本文用最小二乘法拟合的直线确定三相异步电动机风摩耗测量的标准不确定度。
This paper determines standard uncertainty for measurement of windage and friction loss of three-phase induction motor through fitting line of least square method.
针对传感器的线性度与拟合直线的关系问题,建立数学模型。
In the light of the question of the relation between the sensor's linearity and fitting straight line, this paper builds mathematical model.
用最小二乘法求出了刀具拟合直线,并对拟合直线进行了修正,保证了修正后的创成表面与原拟合直线创成表面相吻合。
The cutter curve is fitted with the least square method and corrected to assure the corrected generation surface is identical with that of original fitted curve.
这种方法适用于各种类型的线性传感器,可以求出传感器的最小非线性误差及相应的最佳拟合直线。
This method is suitable for all kind of linear sensor and the least nonlinearity error can be obtanined by it.
用这种方法可以求得最佳拟合直线方程和最小的非线性误差。
Using this method optimum imitative straight line equation and minimum non-linear error can be got.
电火花线切割非直线和非圆弧的模具刃口前,需先用圆弧拟合模具刃口曲线,以便计算线切割编程数据。
Before EDM wire cutting die points of non_straight and non_arc lines, an arc for fitting the curve of the die point is necessary so as to calculate wire_cutting programming data.
对工程图纸矢量化中线条的检测,采用最佳拟合的方法,得到了线条对应的标准直线方程。
In the detection of lines in engineering drawing vectorization, the method of best coinciding was adopted to attain the according standard line equation.
实验结果发现拟合的直线变化趋势能够较好地反映肌肉的疲劳过程。
Findings of the experiment show that the trend of the fitted straight line reflects quite well the muscle weariness process.
通过对离散点进行短线段拟合的基础上,再利用曲线拟合的最小二乘法对圆和直线进行二次拟合。
On the basis of short straight-line fitting, this dissertation USES the least-square method of curve matching to discern circle and straight line.
本信中对“一种基于K-L展开式计算传感器最佳拟合直线的新方法”一文中某些计算上和概念上的问题进行了讨论。
In this letter some problems in calculation and conception of the paper" A New Method for Calculating the Best Fitting Line of the Transduce Based on K-L Expansion Equation- are discussed."
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