頁籤選單縮合
題 名 | An Automatic Lecture Recording System Using Pan-Tilt-Zoom Camera to Track Lecturer and Handwritten Data |
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作 者 | Liao, Hsien-chou; Pan, Ming-ho; Chang, Min-chih; Lin, Kun-wei; | 書刊名 | International Journal of Applied Science and Engineering |
卷 期 | 13:1 2015.03[民104.03] |
頁 次 | 頁1-18 |
分類號 | 521.53、521.53 |
關鍵詞 | Lecture recording; Automatic lecture tracking; Video recording; Object tracking; |
語 文 | 英文(English) |
英文摘要 | For automatic recording of the traditional lecture with a wide blackboard by using a Pan-Tilt-Zoom (PTZ) camera, a system, called ACRS (After Class Reviewing System), was proposed. From the point of view of students reviewing the lecture, the handwritten data is more important than the video of the lecturer. So, the handwritten data and the lecturer were considered together to record a lecture most suitable for student review. In the experimental study, the video recorded by ACRS was compared with that recorded manually by a cameraman. About 83% of the video time was close to the video recorded manually and suitable for review by students. |
本系統中英文摘要資訊取自各篇刊載內容。