By means of the damp least square method and singular value decomposition method, the misalignment of optical system could be calculated.
采用阻尼最小二乘法与奇异值分解的方法来求解失调量。
By the method of frequency measurement, instant rotational speed is measured in the test system, angular acceleration is calculated by using the feature of the MCU with the least square method.
介绍了一种发动机无外载功率检测系统的软、硬件设计，利用测频法测量出某一时刻的瞬时速度，并利用最小二乘法求出角加速度。
The mathematic model was established after obtaining the measurement value of the star and the errors of the theodolite were calculated by using the least square method.
在获得星体测量值后，建立数学模型，利用最小二乘法，对经纬仪的各单项差进行解算；
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