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頁籤選單縮合
題 名 | Boundary Detection and Segmentation of Images=影像邊界偵測與分割之研究 |
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作 者 | 陳飛欽; 林俊宏; | 書刊名 | 中華技術學院學報 |
卷 期 | 33 民94.12 |
頁 次 | 頁29-39 |
分類號 | 312.1 |
關鍵詞 | 數學形態學; 結構元素; 邊界; 分割; Mathematical morphology; Structuring element; Boundary; Segmentation; |
語 文 | 英文(English) |
中文摘要 | 本文介紹一以數學形態學為基礎,並使用多方向的結構元素做成的影像邊界偵測器以偵測影像邊界,並藉以分割影像。 本文描述的技巧是以數學形態學梯度運算子為基礎,並配合多方向的結構元素(Structuring element)來萃取影像的邊界。由於所選擇的結構元素具方向敏感性,它不但簡單而有效地偵測影像的邊界,且比其它方法更具方向選擇性。同時為提高萃取的邊界影像品質,將有雜訊的影像先經LUM及數學形態學濾波器去除雜訊。 |
英文摘要 | This paper introduces a boundary detector based on mathematical morphology using multi-direction structuring elements to detect the boundaries f an image, and then to make the image segmentation. This paper describes a modified technique based on gray-scale morphological gradient operations for finding the boundaries of an image. The boundaries finding algorithm, which uses a combination of morphological feature detection and a novel directional sensitive procedure to get the boundaries of an image. Its inherent direction sensitivity is better than the others. To improve the quality of the boundary image extracted, the noisy image is filtered by LUM and morphological filters. After boundary detection, disjoint boundaries are connected to form closed contours and result in a number of image regions. Finally, a region growing algorithm is used to produce regions and complete the image segmentation. Some experimental results are provided to show the validity of this method. |
本系統中英文摘要資訊取自各篇刊載內容。