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1·For the bar image segmented bilinear transformation function is used to restore the bar image.

对分割出的图像，采用双线性变换函数来实现目标的校正。

2·A design method of switched-current (si) ladder filters using the bilinear transformation is proposed.

本文提出了一种用双线性变换进行开关电流(SI)梯形滤波器设计的方法。

3·A series of Gaussian digital approximation filters used in roundness measurement were designed on the basis of approximation method and bilinear transformation.

文中用逼近法和双线性变换法，设计了用于圆度测量的高斯数字逼近滤波器，并给出了零相移的递归滤波算法，计算量小，计算效率高，易于实现。

4·Similarity transformation method is used to convert a bilinear matrix inequality problem into a linear matrix inequality(LMI) problem.

针对设计过程中的双线性矩阵不等式问题，采用相似变换法将其转化为线性矩阵不等式（LMI）问题。

5·Finally, the rigid transformation and bilinear interpolation in the image prepared for registration is carried out to realize image registration.

最后对待配准图像进行刚体变换及双线性插值，从而实现图像配准。