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arXiv 1711.06375cs.CV

Shape Inpainting using 3D Generative Adversarial Network and Recurrent Convolutional Networks

University of Southern California(南加州大学);US Army Research Laboratory(美国陆军研究实验室)

Weiyue Wang, Qiangui Huang, Suya You, Chao Yang, Ulrich Neumann

英文摘要:

Recent advances in convolutional neural networks have shown promising results in 3D shape completion. But due to GPU memory limitations, these methods can only produce low-resolution outputs. To inpaint 3D models with semantic plausibility and contextual details, we introduce a hybrid framework that combines a 3D Encoder-Decoder Generative Adversarial Network (3D-ED-GAN) and a Long-term Recurrent Convolutional Network (LRCN). The 3D-ED-GAN is a 3D convolutional neural network trained with a generative adversarial paradigm to fill missing 3D data in low-resolution. LRCN adopts a recurrent neural network architecture to minimize GPU memory usage and incorporates an Encoder-Decoder pair into a Long Short-term Memory Network. By handling the 3D model as a sequence of 2D slices, LRCN transforms a coarse 3D shape into a more complete and higher resolution volume. While 3D-ED-GAN captures global contextual structure of the 3D shape, LRCN localizes the fine-grained details. Experimental results on both real-world and synthetic data show reconstructions from corrupted models result in complete and high-resolution 3D objects.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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