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Image quality assessment: Difference between revisions
→Spherical Quality Assessment
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* WS-PSNR is a standard PSNR calculation where the mean squared error is weighted by the size of each pixel. | * WS-PSNR is a standard PSNR calculation where the mean squared error is weighted by the size of each pixel. | ||
<math> | *:<math> | ||
\begin{align} | \begin{align} | ||
WMSE &= \frac{1}{\sum_{i,j}w(i,j)} \sum_{i,j} (I_1(i,j)-I_2(i,j))^2 * w(i,j)\\ | WMSE &= \frac{1}{\sum_{i,j}w(i,j)} \sum_{i,j} (I_1(i,j)-I_2(i,j))^2 * w(i,j)\\ | ||