方法采用最小二乘法拟合直线识别T波终点。
Methods Using least square method simulating line identify the end point of t wave.
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.
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