An algorithm using threshold selection and edge detection to extract target features from infrared image was proposed.
提出了一种阈值选取与边缘检测相结合提取红外图像特征的方法。
The extraction of ocean fronts is to extract the edge information between ocean water mass, which belongs to the high frequency extraction from ocean fields.
海洋锋信息的提取是提取海洋水体问的边缘信息，是属于海洋要素场高频信息的提取。
Edge is an important attribute for image analysis and recognition, but it is difficult to effectively extract edge from noisy image in the domain.
景物边缘信息是进行图象分析和识别的重要属性，如何有效地从噪声图象中提取边缘是这些领域中的难点。
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