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題 名 | Some Ideas for Digital Forensic Detection=數位偽造竄改偵測之研究 |
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作 者 | 貝蘇章; 蕭敦育; | 書刊名 | 國立臺灣大學工程學刊 |
卷 期 | 95 民94.10 |
頁 次 | 頁43-50 |
專 輯 | 電信工程專輯 |
分類號 | 312.4 |
關鍵詞 | 數位媒體; 數位竄改; Digital media; Digital tampering; |
語 文 | 英文(English) |
中文摘要 | 利用電腦及程式軟體,使用者很容易修改或變更數位媒體之內容,數位偽造或竄改之偵測變成一很重要的課題,常常數位竄改的部分,人眼很難分辨及看出端倪,但是在媒體數據上總會留下一些蛛絲馬跡,本文即針對此問題,提出一些如何偵測數位竄改偽造的方法,一些實驗的結果也將在本論文中顯示。 |
英文摘要 | With powerful computer and mighty software, seasoned users could modify digital media into what they want. The detection of digital tampering has become a crucial problem. In most of the time, digital tampering is not perceptible to human eyes; however, some traces of digital tampering may be left in the media during the process. Based on this idea, we present a method that could reveal blurred regions that indicate possible tampering. Effectiveness and experimental results will be presented; In this paper, we will focus on how to detect manipulation that involving blurring process. Several common manipulation techniques—face replacement, skin smoothing, and Panorama photomontages--are within this category. |
本系統中英文摘要資訊取自各篇刊載內容。