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In the Discrete Cosine Transformation, how many brightness values are transformed into 64 coefficients?
In the Discrete Cosine Transformation, how many brightness values are transformed into 64 coefficients?
How many nonzero coefficients are there in JPEG compression?
How many nonzero coefficients are there in JPEG compression?
What is the frequency of occurrence of the JPEG coefficient value -2 in the carrier medium?
What is the frequency of occurrence of the JPEG coefficient value -2 in the carrier medium?
In the steganogram, what is the value of the JPEG coefficient at the skip position 4?
In the steganogram, what is the value of the JPEG coefficient at the skip position 4?
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What is the frequency of occurrence of the JPEG coefficient value -3 in Algorithm F3?
What is the frequency of occurrence of the JPEG coefficient value -3 in Algorithm F3?
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