In order to speed up, a discrete bilinear interpolation algorithm is proposed.
为提高其计算速度，提出了离散化双线性插值算法。
The realized results show that the bilinear interpolation algorithm and its hardware realizing modules achieve the desired results.
应用结果表明，双线性插值算法及其硬件实现模块达到了预期的效果。
Interpolation on gray images is needed in the course of geometric operation. Bilinear interpolation algorithm is effective, but its program is complex and the running time is longer.
几何运算要求对图像进行灰度值插值，双线性算法可产生令人满意的效果，但是程序较复杂，运行时间较长。
Firstly, the algorithm of triangular bilinear interpolation is shown in detail and applied to acquire the profile from TIN.
首先，实现了三角形双线性内插算法并应用于纵断面获取。
Firstly, the algorithm of triangular bilinear interpolation is shown in detail and applied to acquire the profile from TIN.
首先，实现了三角形双线性内插算法并应用于纵断面获取。
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