Ben Beilharz @ben.graphics · Nov 29 Another day, another paper. Hermann et al. 2024 :: Puzzle Similarity: A Perceptually-guided No-Reference Metric for Artifact Detection in 3D Scene Reconstructions arxiv.org/abs/2411.17489 The authors propose a new no-reference metric for 3D scene reconstruction artifacts & an annotated dataset.
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The authors assume images are puzzles made of many pieces. Reference and test images are embedded using a SqueezeNet. Next, compute the cosine similarity between layers 2-4 image patches and build a similarity map for each image. The similarity map is re-scaled to the image's original dimensions.