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相关论文: PIFu: Pixel-Aligned Implicit Function for High-Res…

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We propose IntegratedPIFu, a new pixel aligned implicit model that builds on the foundation set by PIFuHD. IntegratedPIFu shows how depth and human parsing information can be predicted and capitalised upon in a pixel-aligned implicit model.…

计算机视觉与模式识别 · 计算机科学 2024-11-12 Kennard Yanting Chan , Guosheng Lin , Haiyu Zhao , Weisi Lin

It is very challenging to accurately reconstruct sophisticated human geometry caused by various poses and garments from a single image. Recently, works based on pixel-aligned implicit function (PIFu) have made a big step and achieved…

计算机视觉与模式识别 · 计算机科学 2024-03-11 Zhangyang Xiong , Dong Du , Yushuang Wu , Jingqi Dong , Di Kang , Linchao Bao , Xiaoguang Han

We propose Geo-PIFu, a method to recover a 3D mesh from a monocular color image of a clothed person. Our method is based on a deep implicit function-based representation to learn latent voxel features using a structure-aware 3D U-Net, to…

计算机视觉与模式识别 · 计算机科学 2020-12-08 Tong He , John Collomosse , Hailin Jin , Stefano Soatto

Recent advances in image-based 3D human shape estimation have been driven by the significant improvement in representation power afforded by deep neural networks. Although current approaches have demonstrated the potential in real world…

计算机视觉与模式识别 · 计算机科学 2020-04-02 Shunsuke Saito , Tomas Simon , Jason Saragih , Hanbyul Joo

In this paper, we propose StereoPIFu, which integrates the geometric constraints of stereo vision with implicit function representation of PIFu, to recover the 3D shape of the clothed human from a pair of low-cost rectified images. First,…

计算机视觉与模式识别 · 计算机科学 2021-04-14 Yang Hong , Juyong Zhang , Boyi Jiang , Yudong Guo , Ligang Liu , Hujun Bao

Creating high-quality 3D models of clothed humans from single images for real-world applications is crucial. Despite recent advancements, accurately reconstructing humans in complex poses or with loose clothing from in-the-wild images,…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Zechuan Zhang , Zongxin Yang , Yi Yang

Pixel-aligned Implicit Function (PIFu) effectively captures subtle variations in body shape within a low-dimensional space through extensive training with human 3D scans, its application to live animals presents formidable challenges due to…

计算机视觉与模式识别 · 计算机科学 2024-02-21 Zijian Kuang , Lihang Ying , Shi Jin , Li Cheng

Recent advances in implicit function-based approaches have shown promising results in 3D human reconstruction from a single RGB image. However, these methods are not sufficient to extend to more general cases, often generating dragged or…

计算机视觉与模式识别 · 计算机科学 2024-01-29 Byoungsung Lim , Seong-Whan Lee

Recent advances in 3D human shape reconstruction from single images have shown impressive results, leveraging on deep networks that model the so-called implicit function to learn the occupancy status of arbitrarily dense 3D points in space.…

计算机视觉与模式识别 · 计算机科学 2022-05-10 Nicolas Ugrinovic , Albert Pumarola , Alberto Sanfeliu , Francesc Moreno-Noguer

Implicit functions represented as deep learning approximations are powerful for reconstructing 3D surfaces. However, they can only produce static surfaces that are not controllable, which provides limited ability to modify the resulting…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Bharat Lal Bhatnagar , Cristian Sminchisescu , Christian Theobalt , Gerard Pons-Moll

Although PIFu-based 3D human reconstruction methods are popular, the quality of recovered details is still unsatisfactory. In a sparse (e.g., 3 RGBD sensors) capture setting, the depth noise is typically amplified in the PIFu…

计算机视觉与模式识别 · 计算机科学 2022-09-28 Zheng Dong , Ke Xu , Ziheng Duan , Hujun Bao , Weiwei Xu , Rynson W. H. Lau

This paper addresses the problem of single view 3D human reconstruction. Recent implicit function based methods have shown impressive results, but they fail to recover fine face details in their reconstructions. This largely degrades user…

计算机视觉与模式识别 · 计算机科学 2022-04-25 Yukang Cao , Guanying Chen , Kai Han , Wenqi Yang , Kwan-Yee K. Wong

The combination of deep learning, artist-curated scans, and Implicit Functions (IF), is enabling the creation of detailed, clothed, 3D humans from images. However, existing methods are far from perfect. IF-based methods recover free-form…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Yuliang Xiu , Jinlong Yang , Xu Cao , Dimitrios Tzionas , Michael J. Black

Fueled by the power of deep learning techniques and implicit shape learning, recent advances in single-image human digitalization have reached unprecedented accuracy and could recover fine-grained surface details such as garment wrinkles.…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Heming Zhu , Lingteng Qiu , Yuda Qiu , Xiaoguang Han

Pixel-aligned implicit models, such as PIFu, PIFuHD, and ICON, are used for single-view clothed human reconstruction. These models need to be trained using a sampling training scheme. Existing sampling training schemes either fail to…

计算机视觉与模式识别 · 计算机科学 2024-11-12 Kennard Yanting Chan , Fayao Liu , Guosheng Lin , Chuan Sheng Foo , Weisi Lin

We present a new framework to reconstruct holistic 3D indoor scenes including both room background and indoor objects from single-view images. Existing methods can only produce 3D shapes of indoor objects with limited geometry quality…

计算机视觉与模式识别 · 计算机科学 2022-08-09 Haolin Liu , Yujian Zheng , Guanying Chen , Shuguang Cui , Xiaoguang Han

We present the first approach to volumetric performance capture and novel-view rendering at real-time speed from monocular video, eliminating the need for expensive multi-view systems or cumbersome pre-acquisition of a personalized template…

计算机视觉与模式识别 · 计算机科学 2020-07-29 Ruilong Li , Yuliang Xiu , Shunsuke Saito , Zeng Huang , Kyle Olszewski , Hao Li

Recent development of neural implicit function has shown tremendous success on high-quality 3D shape reconstruction. However, most works divide the space into inside and outside of the shape, which limits their representing power to…

计算机视觉与模式识别 · 计算机科学 2024-04-10 Jianglong Ye , Yuntao Chen , Naiyan Wang , Xiaolong Wang

The advancement in deep implicit modeling and articulated models has significantly enhanced the process of digitizing human figures in 3D from just a single image. While state-of-the-art methods have greatly improved geometric precision,…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Vishnu Mani Hema , Shubhra Aich , Christian Haene , Jean-Charles Bazin , Fernando de la Torre

How to represent an image? While the visual world is presented in a continuous manner, machines store and see the images in a discrete way with 2D arrays of pixels. In this paper, we seek to learn a continuous representation for images.…

计算机视觉与模式识别 · 计算机科学 2021-04-02 Yinbo Chen , Sifei Liu , Xiaolong Wang
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