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作者(中文):王澤理
作者(外文):Wang, Tse-Li
論文名稱(中文):應用類神經網路改善有限張數投影下濾波逆投影法之重建影像
論文名稱(外文):Using Artificial Neural Network to Improve The Result of Filtered Back-Projection Technique in Limit Projections
指導教授(中文):林士傑
指導教授(外文):Lin, Shin-Chieh
學位類別:碩士
校院名稱:國立清華大學
系所名稱:動力機械工程學系
學號:9633590
出版年(民國):98
畢業學年度:97
語文別:中文
論文頁數:88
中文關鍵詞:X射線電腦斷層掃瞄法代數重建法BGA檢測濾波逆投影法類神經網路
外文關鍵詞:X-Ray Computer TomographyArtificial Neural NetworkBGA inspectionSART
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對高度競爭的電子產業而言,製程後續的檢測不僅可以提高產品的良率,更能減少在不良品上加工的浪費。利用X射線電腦斷層掃瞄法(X-Ray Computer Tomography)進行影像重建,來判斷生產線上的製程缺陷,但因為在投影時間或者是運算速度上無法同時達到工業所要求的速度,本研究將利用類神經網路配合濾波逆投影法(FBP)來改善有限張數投影下重建影像品質不佳的問題。
另外本研究也使用修正型SART(ELSSART)來重建影像,重建三維空間的BGA錫球結構,並由所得到的影像與SART的重建結果做分析和比較。
摘要
第一章 緒論
第二章 文獻回顧
第三章 類神經網路實驗步驟與規劃
第四章 實驗結果與討論
第五章 ELSSART之實驗規畫與結果討論
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