Source Coding
Source Coding
Source Coding
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Ex:<br />
X<br />
⎧ ⎧X<br />
⎨<br />
⎩X<br />
1<br />
⎧<br />
⎫<br />
⎪<br />
u1<br />
u2<br />
u3<br />
u4<br />
u5<br />
u6<br />
u7<br />
u8<br />
⎪<br />
= ⎨<br />
1 1 1 1 1 1 1 1<br />
⎬<br />
⎪<br />
⎪<br />
⎩ 4 4 8 8 16 16 16 16 ⎭<br />
2<br />
2<br />
X 1 (1) X2 (1)<br />
= 00<br />
= 01<br />
−2<br />
⎧ ⎧X<br />
⎨<br />
⎩X<br />
3<br />
4<br />
2<br />
= 100<br />
= 101<br />
−3<br />
⎧ X 5 = 1100<br />
⎪<br />
X 6 = 1101<br />
⎨<br />
⎪X<br />
7 = 1110<br />
⎪<br />
⎩<br />
⎪<br />
⎩ X 8 = 1111<br />
2<br />
−4<br />
0 1<br />
X 1 2 X<br />
0 1<br />
0<br />
0<br />
X 3 4<br />
1<br />
1<br />
X<br />
0 1<br />
0 1 0 1<br />
X 5 6 X 7 X 8 X<br />
4