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Related papers: SP-GAN: Sphere-Guided 3D Shape Generation and Mani…

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In this paper, we present a novel point generation model, referred to as Pillar-based Point Generation Network (PillarGen), which facilitates the transformation of point clouds from one domain into another. PillarGen can produce synthetic…

Computer Vision and Pattern Recognition · Computer Science 2024-03-11 Jisong Kim , Geonho Bang , Kwangjin Choi , Minjae Seong , Jaechang Yoo , Eunjong Pyo , Jun Won Choi

Scene Graph Generation (SGG) aims to explore the relationships between objects in images and obtain scene summary graphs, thereby better serving downstream tasks. However, the long-tailed problem has adversely affected the scene graph's…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Yansheng Li , Tingzhu Wang , Kang Wu , Linlin Wang , Xin Guo , Wenbin Wang

3D generative models have been recently successful in generating realistic 3D objects in the form of point clouds. However, most models do not offer controllability to manipulate the shape semantics of component object parts without…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Amaya Dharmasiri , Dinithi Dissanayake , Mohamed Afham , Isuru Dissanayake , Ranga Rodrigo , Kanchana Thilakarathna

Indoor scene modification has emerged as a prominent area within computer vision, particularly for its applications in Augmented Reality (AR) and Virtual Reality (VR). Traditional methods often rely on pre-existing object databases and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Yiyang Luo , Ke Lin , Chao Gu

3D Gaussian Splatting (GS) is one of the most promising novel 3D representations that has received great interest in computer graphics and computer vision. While various systems have introduced editing capabilities for 3D GS, such as those…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Tianhao Xie , Noam Aigerman , Eugene Belilovsky , Tiberiu Popa

The recent success of immersive applications is pushing the research community to define new approaches to process 360{\deg} images and videos and optimize their transmission. Among these, saliency estimation provides a powerful tool that…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Mahmoud Z. A. Wahba , Sara Baldoni , Federica Battisti

We develop a generalized 3D shape generation prior model, tailored for multiple 3D tasks including unconditional shape generation, point cloud completion, and cross-modality shape generation, etc. On one hand, to precisely capture local…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Yuhan Li , Yishun Dou , Xuanhong Chen , Bingbing Ni , Yilin Sun , Yutian Liu , Fuzhen Wang

We present a novel discriminator for GANs that improves realness and diversity of generated samples by learning a structured hypersphere embedding space using spherical circles. The proposed discriminator learns to populate realistic…

Computer Vision and Pattern Recognition · Computer Science 2021-01-06 Woohyeon Shim , Minsu Cho

Key to automatically generate natural scene images is to properly arrange among various spatial elements, especially in the depth direction. To this end, we introduce a novel depth structure preserving scene image generation network…

Computer Vision and Pattern Recognition · Computer Science 2017-11-23 Wendong Zhang , Bingbing Ni , Yichao Yan , Jingwei Xu , Xiaokang Yang

Existing 3D reconstruction methods utilize guidances such as 2D images, 3D point clouds, shape contours and single semantics to recover the 3D surface, which limits the creative exploration of 3D modeling. In this paper, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Liangchen Li , Caoliwen Wang , Yuqi Zhou , Bailin Deng , Juyong Zhang

Current generative frameworks use end-to-end learning and generate images by sampling from uniform noise distribution. However, these approaches ignore the most basic principle of image formation: images are product of: (a) Structure: the…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Xiaolong Wang , Abhinav Gupta

With the overwhelming trend of mask image modeling led by MAE, generative pre-training has shown a remarkable potential to boost the performance of fundamental models in 2D vision. However, in 3D vision, the over-reliance on…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Ziyi Wang , Xumin Yu , Yongming Rao , Jie Zhou , Jiwen Lu

Research in vertebral bone micro-structure generally requires costly procedures to obtain physical scans of real bone with a specific pathology under study, since no methods are available yet to generate realistic bone structures in-silico.…

Image and Video Processing · Electrical Eng. & Systems 2020-09-25 Emmanuel Iarussi , Felix Thomsen , Claudio Delrieux

Controllable generation of 3D assets is important for many practical applications like content creation in movies, games and engineering, as well as in AR/VR. Recently, diffusion models have shown remarkable results in generation quality of…

Computer Vision and Pattern Recognition · Computer Science 2024-08-01 Philipp Schröppel , Christopher Wewer , Jan Eric Lenssen , Eddy Ilg , Thomas Brox

We propose a novel point cloud U-Net diffusion architecture for 3D generative modeling capable of generating high-quality and diverse 3D shapes while maintaining fast generation times. Our network employs a dual-branch architecture,…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Ioannis Romanelis , Vlassios Fotis , Athanasios Kalogeras , Christos Alexakos , Konstantinos Moustakas , Adrian Munteanu

3D Gaussian Splatting has demonstrated superior performance in rendering efficiency and quality, yet the generation of 3D Gaussians still remains a challenge without proper geometric priors. Existing methods have explored predicting point…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 Weiqi Zhang , Junsheng Zhou , Haotian Geng , Kanle Shi , Shenkun Xu , Yi Fang , Yu-Shen Liu

Mechanical metamaterials enable precise control over structural properties, but their design method remains challenging due to their complex structure. Although additive manufacturing has expanded geometric freedom, navigating this vast and…

Soft Condensed Matter · Physics 2025-09-18 Kijung Kim , Seungwook Hong , Wonjun Jung , Wooseok Kim , Namjung Kim , Howon Lee

Synthesizing consistent and photorealistic 3D scenes is an open problem in computer vision. Video diffusion models generate impressive videos but cannot directly synthesize 3D representations, i.e., lack 3D consistency in the generated…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Katja Schwarz , Norman Mueller , Peter Kontschieder

We propose GALA, a novel representation of 3D shapes that (i) excels at capturing and reproducing complex geometry and surface details, (ii) is computationally efficient, and (iii) lends itself to 3D generative modelling with modern,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Dingdong Yang , Yizhi Wang , Konrad Schindler , Ali Mahdavi Amiri , Hao Zhang

Using deep learning techniques to process 3D objects has achieved many successes. However, few methods focus on the representation of 3D objects, which could be more effective for specific tasks than traditional representations, such as…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Siyu Zhang , Hui Cao , Yuqi Liu , Shen Cai , Yanting Zhang , Yuanzhan Li , Xiaoyu Chi