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Region-of-interest-based video coding for video conference applications

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Figure 1.3: Input-output characteristic of uniform and non-uniform quantizer
Figure 3.2: Comparison of encoding schemes with and without rate controller
Figure 4.3: Comparison of bit fluctuation per frame of R-λ and URQ models for sequence Johnny
Figure 5.1: Model fitting at CTU level for QP ∈ [1, 25] and CTU size equal to 64x64
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