好词典

sobel

UK //ˈsəʊbəl//US //ˈsoʊbəl//

词源

Named after Irwin Sobel, an American researcher who contributed to its development in 1968.

noun

❶ 索贝尔算子,一种用于图像处理和计算机视觉的边缘检测算法,通过计算图像亮度变化的近似梯度来突出边缘。

“The Sobel operator is commonly used in edge detection algorithms.”

(索贝尔算子常用于边缘检测算法中。)

“Applying the Sobel filter helps to highlight the edges in the image.”

(应用索贝尔滤波器有助于突出图像中的边缘。)

同义词:Sobel filter, Sobel edge detector, gradient operator

verb

❶ 使用索贝尔算子处理图像,通常指应用该算法进行边缘检测或梯度计算。

“You need to sobel the image before analyzing the edges.”

(在分析边缘之前,你需要用索贝尔算子处理图像。)

“The software allows you to sobel the input in real-time.”

(该软件允许你实时对输入进行索贝尔处理。)

同义词:apply Sobel, process with Sobel

常见短语

Sobel operator — 指索贝尔算子这一具体的边缘检测算法,常用于图像处理领域。

“The Sobel operator is implemented in most image processing libraries.”

(大多数图像处理库中都实现了索贝尔算子。)

Sobel filter — 索贝尔滤波器,指应用索贝尔算子进行图像滤波处理的过程或工具。

“Applying a Sobel filter can enhance the edges in a blurry image.”

(应用索贝尔滤波器可以增强模糊图像中的边缘。)