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answerhappygod
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- Difficulty A Raster Scanning Is Obtained By Reading Out A 2d Signal Row By Row Starting From N N 0 0 Each 1 (556.84 KiB) Viewed 48 times
(Difficulty *) A raster scanning is obtained by reading out a 2D signal row-by-row, starting from (n₁, n₂) (0, 0). Each row is scanned in the same direction -- from left to right. Consider the raster scans $1,..., 86 of different 2D images: $1 N₁ = 0, N₂ = 1, N3 = 17 0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 83 N₁ 81, N₂ = 4, N3 = 18 0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 85 N₁ = 3, N₂ = 4, N3 = 8 0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 82 N₁ = 8, N₂ = 1, N3 = 16 = 0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 = 91, N₂ = 4, N3 = 14 $4 : N₁ 0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 86 N₁ = 0, N₂ = 4, N3 = 8 0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 Since each scan has a repetitive pattern, it can be characterised by three parameters: N₁, N₂ and N3:
01 N₁ N₂ N3 Parameter N₁ denotes the distance from the origin of the first non-zero sample, N₂ is the length of non-zero segments, and N3 is the distance between the non-zero segments. Associate the 2D signals $₁,..., s6 to the appropriate raster scans
72 n 2 14 12 10 8 6 4 20 14 12 10 8 6 4 2 0 I 1 0 2 4 6 8 10 12 14 n 1 024 6 8 10 12 14 ni n 2 n2 14 12 10 A N O 14H 1 12 10 ∞ 6 + 0 2 4 6 8 10 12 14 n 1 1 1 2 2 | OL === 5 0 2 4 6 8 10 12 14 n 1 72 n2 429 14 12 10 ∞ 3 6 4 2 0 0 2 4 6 8 10 12 14 n 1 6 14 12 10 8 6 4 2 0 0 2 4 6 8 10 12 14 n 1 Type the 2D signals number separated by a single space, from the one corresponding to the raster scan $₁ to the one corresponding to s6, e.g. 1 2 3 4 5 6.
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