主要研究内容包括：针对控制器增益存在加性控制器增益摄动，研究了线性连续系统的非脆弱状态反馈H_2控制问题。

The major contributions of this dissertation were as follows:The problem of non-fragile H_2control for linear systems was concerned in the presence of controller gain variation.

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本文在神经网络直接控制船舶运动控制基础上，引入闭环增益成形算法构成闭环控制，以提高系统对环境干扰和过程参数摄动的鲁棒性。

But the robust performance is improved obviously when the closed loop gain shaping control algorithm is introduced into the ship motion system on the basis of neural network control in the thesis.

youdao

本文在神经网络直接控制船舶运动控制基础上，引入闭环增益成形算法构成闭环控制，以提高系统对环境干扰和过程参数摄动的鲁棒性。

But the robust performance is improved obviously when the closed loop gain shaping control algorithm is introduced into the ship motion system on the basis of neural network control in the thesis.

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