convolution operator

例句：

1. 1. The convolution operator is used to smooth the edges of an image.
   卷积算子用于平滑图像的边缘。
2. 2. In image processing, the convolution operator is a key component in many algorithms.
   在图像处理中，卷积算子是许多算法的关键组成部分。
3. 3. The convolution operator has been extensively studied for its applications in signal processing and computer vision.
   卷积算子在信号处理和计算机视觉领域得到了广泛研究。