Search Results for author: Songfang Han

Found 9 papers, 7 papers with code

GTR: Improving Large 3D Reconstruction Models through Geometry and Texture Refinement

no code implementations9 Jun 2024 Peiye Zhuang, Songfang Han, Chaoyang Wang, Aliaksandr Siarohin, Jiaxu Zou, Michael Vasilkovsky, Vladislav Shakhrai, Sergey Korolev, Sergey Tulyakov, Hsin-Ying Lee

Our method takes inspiration from large reconstruction models like LRM that use a transformer-based triplane generator and a Neural Radiance Field (NeRF) model trained on multi-view images.

3D Generation 3D Reconstruction +1

Robust Point Cloud Segmentation with Noisy Annotations

1 code implementation6 Dec 2022 Shuquan Ye, Dongdong Chen, Songfang Han, Jing Liao

To handle boundary-level label noise, we also propose a variant ``PNAL-boundary " with a progressive boundary label cleaning strategy.

Point Cloud Segmentation

3D Question Answering

no code implementations15 Dec 2021 Shuquan Ye, Dongdong Chen, Songfang Han, Jing Liao

To this end, we propose a novel transformer-based 3DQA framework "3DQA-TR", which consists of two encoders for exploiting the appearance and geometry information, respectively.

3D geometry Question Answering +1

M3D-VTON: A Monocular-to-3D Virtual Try-On Network

1 code implementation ICCV 2021 Fuwei Zhao, Zhenyu Xie, Michael Kampffmeyer, Haoye Dong, Songfang Han, Tianxiang Zheng, Tao Zhang, Xiaodan Liang

Virtual 3D try-on can provide an intuitive and realistic view for online shopping and has a huge potential commercial value.

Virtual Try-on

Meta-PU: An Arbitrary-Scale Upsampling Network for Point Cloud

1 code implementation8 Feb 2021 Shuquan Ye, Dongdong Chen, Songfang Han, Ziyu Wan, Jing Liao

Thus, Meta-PU even outperforms the existing methods trained for a specific scale factor only.

Graphics

Compositionally Generalizable 3D Structure Prediction

1 code implementation4 Dec 2020 Songfang Han, Jiayuan Gu, Kaichun Mo, Li Yi, Siyu Hu, Xuejin Chen, Hao Su

However, there remains a much more difficult and under-explored issue on how to generalize the learned skills over unseen object categories that have very different shape geometry distributions.

3D Shape Reconstruction Object +1

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