推 rod24574575 : 已收資訊系精華區! 05/16 23:52
課程名稱︰多媒體資訊系統
課程性質︰選修
課程教師︰張瑞峰
開課學院：電機資訊學院
開課系所︰資訊工程學研究所
考試日期（年月日）︰2018/05/09
考試時限（分鐘）：100
試題 :
1. Please compare hypermedia and multimedia
2. Please explain the following image formation model
R = ∫E(λ) S(λ) qR(λ)
G = ∫E(λ) S(λ) qG(λ)
B = ∫E(λ) S(λ) qB(λ)
3. Please explain how to transform (R,G,B) color to (C,Y,M,K)
4. In the following figure, which one is the NTSC gamut ? Why ?
https://i.imgur.com/H9hpHVU.jpg
5. Please explain the Weber's Law.
6. Video signals can be organized in three different ways:
component video, composite video, and S-video.
What are their differences ?
7. The following is the PCM signals. Please explain how to reconstruct
the staircase signal to original analog signal.
https://i.imgur.com/6ZmpwD1.jpg
https://i.imgur.com/Y1guS7f.jpg
8. Please explain sampling and quantization in the digitization of sound.
9. Please compare Frequency Modulation and Wave Table methods for MIDI synthesis
10. Draw and explain the 4:1:1 and 4:2:0 chroma subsampling.
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