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題 名 | 以影像增強處理改善乳房X光片的視覺品質=Using Image Enhancement to Improve the Visual Quality of Mammogram |
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作 者 | 廖炳松; 陳正義; 謝逸忠; 李三剛; | 書刊名 | 正修學報 |
卷 期 | 20 2007.11[民96.11] |
頁 次 | 頁67-80 |
分類號 | 416.12 |
關鍵詞 | 影像增強; 乳房X光片; 影像品質; 顯著差異感度; Image enhancement; Mammogram; Image quality; Just noticeable difference; JND; |
語 文 | 中文(Chinese) |
中文摘要 | 爲了有效提升放射線專科醫師在乳房X光片影像例行觀察中發覺可疑腫瘤,本研究採用二種不同影像增強處理方法:RBCE (Region-Based Contrast Enhancement)及SCBCE (Spatial Complexity-Based Contrast Enhancement)來改善乳房X光片影像的對比增強。在影像品質評估過程中,二位放射線專科醫師在未告知腫瘤位置的條件下,進行腫瘤位置標記及評估『相對於原始乳房X光片影像,經過影像增強方法處理過的乳房X光片影像在腫瘤偵測之品質』。實驗結果顯示RBCE影像增強處理可以有效改善原先乳房X光片的視覺品質,增強放射線專科醫師偵測腫瘤的存在的能力。 |
英文摘要 | To effectively improve radiologists to find the suspicious mass in a mammogram during their routine examination, this study adopted two approaches, region-based contrast enhancement (RBCE) and spatial complexity-based contrast enhancement (SCBCE), to increase the contrast of mammograms. Afterwards, knowing nothing about the ground truth of mass in original mammograms prior to evaluation, two professional radiologists were required to mark the position of mass and to evaluate the quality of the enhanced mammograms (either by RBCE or by SCBCE) with that of the original mammograms for mass detection. The experimental results indicate that RBCE method is preferable to improve the contrast of mammograms so that the radiologist can easily find the existence of mass in a mammogram. |
本系統中英文摘要資訊取自各篇刊載內容。