Satisfactory results have been obtained in edge detection of remotely-sensed images.

用这种方法检测遥感卫星图象边缘，效果良好。

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Fuzzy c-clustering algorithm (FCM) is a useful tool in edge detection of digital image.

模糊聚类算法(FCM)应用于数字图像的边缘检测已取得了较好的效果。

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The experimental result proves that the proposed method is effective in edge detection of SAR image.

实验结果表明该方法是一种有效的SAR 图像边缘检测方法。

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But among the tasks the machine can perform in a single step are edge detection, inversion, the identification of lines and shapes of different orientations, and the filling-in of concave shapes all things that are useful in image-processing, and not all of which can be managed by digital technology.

ECONOMIST: Analogue computing

SceneTap has installed an entire infrastructure of cameras in each of its participating bars, utilizing cutting-edge facial detection and "people-counting" technologies to automatically collect and provide data on the venue's customers.

ENGADGET: SceneTap app analyzes pubs and clubs in real-time, probably won't score you a Jersey Shore cameo