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In this\nwork, we propose a multitask framework for jointly 2D and 3D pose estimation\nfrom still images and human action recognition from video sequences. We show\nthat a single architecture can be used to solve the two problems in an\nefficient way and still achieves state-of-the-art results. Additionally, we\ndemonstrate that optimization from end-to-end leads to significantly higher\naccuracy than separated learning. The proposed architecture can be trained with\ndata from different categories simultaneously in a seamlessly way. 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