采用直接参数识别方法（DPE）由系统的输入、输出数据识别空间对接机构的物理参数：惯量矩阵、阻尼矩阵和刚度系数矩阵。
Nonlinear physical parameters of the docking mechanism-inertial, damping and stiffness matrices, are identified by direct parameter estimate(DPE)method with input-output data of the system.
提出一种新的图像识别方法，直接利用输入图像和参考图像的联合变换相关功率谱进行双功率谱干涉，不需要特殊的光学元件，也不需要对功率谱进行调制和改造。
It realized the straight double-JPS interference of the JPS of input identifying image and reference one, and didn't need special optical components and improving the JPS variedly either.
提出了一种基岩输入运动未知条件下的层状地基参数的时域识别方法。
The paper presents a foundation parameters identification method under the condition of unknown motion input from the base rock.
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