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20102021
most citedHow far are we from solving the 2D & 3D Face Alignment problem? (and a dataset of 230,000 3D facial landmarks)

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cs.CV2010★ 2 cited

On the Subspace of Image Gradient Orientations

Georgios Tzimiropoulos, Stefanos Zafeiriou

We introduce the notion of Principal Component Analysis (PCA) of image gradient orientations. As image data is typically noisy, but noise is substantially different from Gaussian,…