keypoint
词形变化
keypoints
复数
keypoints
释义与例句
n.
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1.
Part of a valley where the lower and flatter portion of the primary valley floor suddenly becomes steeper, used in computing a keyline for the efficient planning of water usage.
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2.
An important point in an image, used in computer vision systems when detecting objects etc.
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3.
An identifier for a point in time, especially within a digital recording; a timestamp.
词源
From key + point.
来源:wiktionary