Theoretically, nearest neighbor, linear, cubic convolution and image interpolation based on wavelet are analyzed and compared on interpolation effect, computational complexity and hardware cost.

• 从理论上研究分析并比较了最近邻域法、线性插值法、三次卷积插值法及基于小波的图像插值法的插值效果、插值计算量及硬件开销。