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We propose Squeeze3D, a novel framework that leverages implicit prior knowledge learnt by existing pre-trained 3D generative models to compress 3D data at extremely high compression ratios. Our approach bridges the latent spaces between a…

图形学 · 计算机科学 2025-06-10 Rishit Dagli , Yushi Guan , Sankeerth Durvasula , Mohammadreza Mofayezi , Nandita Vijaykumar

We present SP-GAN, a new unsupervised sphere-guided generative model for direct synthesis of 3D shapes in the form of point clouds. Compared with existing models, SP-GAN is able to synthesize diverse and high-quality shapes with fine…

计算机视觉与模式识别 · 计算机科学 2021-08-11 Ruihui Li , Xianzhi Li , Ka-Hei Hui , Chi-Wing Fu

Generative models aim to learn the distribution of observed data by generating new instances. With the advent of neural networks, deep generative models, including variational autoencoders (VAEs), generative adversarial networks (GANs), and…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Zifan Shi , Sida Peng , Yinghao Xu , Andreas Geiger , Yiyi Liao , Yujun Shen

3D-aware generative adversarial networks (GANs) synthesize high-fidelity and multi-view-consistent facial images using only collections of single-view 2D imagery. Towards fine-grained control over facial attributes, recent efforts…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Jingxiang Sun , Xuan Wang , Lizhen Wang , Xiaoyu Li , Yong Zhang , Hongwen Zhang , Yebin Liu

3D shape captioning is a challenging application in 3D shape understanding. Captions from recent multi-view based methods reveal that they cannot capture part-level characteristics of 3D shapes. This leads to a lack of detailed part-level…

计算机视觉与模式识别 · 计算机科学 2019-08-02 Zhizhong Han , Chao Chen , Yu-Shen Liu , Matthias Zwicker

In recent years, there has been significant progress in 2D generative face models fueled by applications such as animation, synthetic data generation, and digital avatars. However, due to the absence of 3D information, these 2D models often…

Semantic image synthesis (SIS) refers to the problem of generating realistic imagery given a semantic segmentation mask that defines the spatial layout of object classes. Most of the approaches in the literature, other than the quality of…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Tomaso Fontanini , Claudio Ferrari , Massimo Bertozzi , Andrea Prati

Semantic communication is poised to play a pivotal role in shaping the landscape of future AI-driven communication systems. Its challenge of extracting semantic information from the original complex content and regenerating semantically…

机器学习 · 计算机科学 2023-09-07 Eleonora Grassucci , Yuki Mitsufuji , Ping Zhang , Danilo Comminiello

Semantic Communication (SC) is a novel paradigm for data transmission in 6G. However, there are several challenges posed when performing SC in 3D scenarios: 1) 3D semantic extraction; 2) Latent semantic redundancy; and 3) Uncertain channel…

信息论 · 计算机科学 2024-03-12 Feibo Jiang , Yubo Peng , Li Dong , Kezhi Wang , Kun Yang , Cunhua Pan , Xiaohu You

Recent studies on 3D hand reconstruction have demonstrated the effectiveness of synthetic training data to improve estimation performance. However, most methods rely on game engines to synthesize hand images, which often lack diversity in…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Zhuoran Zhao , Xianghao Kong , Linlin Yang , Zheng Wei , Pan Hui , Anyi Rao

The creation of 3D assets with explicit, editable part structures is crucial for advancing interactive applications, yet most generative methods produce only monolithic shapes, limiting their utility. We introduce OmniPart, a novel…

计算机视觉与模式识别 · 计算机科学 2025-07-09 Yunhan Yang , Yufan Zhou , Yuan-Chen Guo , Zi-Xin Zou , Yukun Huang , Ying-Tian Liu , Hao Xu , Ding Liang , Yan-Pei Cao , Xihui Liu

We propose a new class of generative models that naturally handle data of varying dimensionality by jointly modeling the state and dimension of each datapoint. The generative process is formulated as a jump diffusion process that makes…

In this paper, we focus on latent modification and generation of 3D point cloud object models with respect to their semantic parts. Different to the existing methods which use separate networks for part generation and assembly, we propose a…

计算机视觉与模式识别 · 计算机科学 2021-02-26 Cihan Öngün , Alptekin Temizel

Although significant progress has been made in synthesizing high-quality and visually realistic face images by unconditional Generative Adversarial Networks (GANs), there still lacks of control over the generation process in order to…

计算机视觉与模式识别 · 计算机科学 2020-12-23 Xianxu Hou , Xiaokang Zhang , Linlin Shen , Zhihui Lai , Jun Wan

We present a method for creating 3D indoor scenes with a generative model learned from a collection of semantic-segmented depth images captured from different unknown scenes. Given a room with a specified size, our method automatically…

计算机视觉与模式识别 · 计算机科学 2021-08-23 Ming-Jia Yang , Yu-Xiao Guo , Bin Zhou , Xin Tong

In recent years, 3D models have been utilized in many applications, such as auto-driver, 3D reconstruction, VR, and AR. However, the scarcity of 3D model data does not meet its practical demands. Thus, generating high-quality 3D models…

计算机视觉与模式识别 · 计算机科学 2023-05-26 Weizhi Nie , Ruidong Chen , Weijie Wang , Bruno Lepri , Nicu Sebe

We present a method of generating high resolution 3D shapes from natural language descriptions. To achieve this goal, we propose two steps that generating low resolution shapes which roughly reflect texts and generating high resolution…

图形学 · 计算机科学 2019-01-23 Kentaro Fukamizu , Masaaki Kondo , Ryuichi Sakamoto

Urban modeling is essential for city planning, scene synthesis, and gaming. Existing image-based methods generate diverse layouts but often lack geometric continuity and scalability, while graph-based methods capture structural relations…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Mengyuan Niu , Xinxin Zhuo , Ruizhe Wang , Yuyue Huang , Junyan Yang , Qiao Wang

In recent years, Text-to-Audio Generation has achieved remarkable progress, offering sound creators powerful tools to transform textual inspirations into vivid audio. However, existing models predominantly operate directly in the acoustic…

音频与语音处理 · 电气工程与系统科学 2026-01-30 Zheqi Dai , Guangyan Zhang , Haolin He , Xiquan Li , Jingyu Li , Chunyat Wu , Yiwen Guo , Qiuqiang Kong

Generating random photo-realistic images has experienced tremendous growth during the past few years due to the advances of the deep convolutional neural networks and generative models. Among different domains, face photos have received a…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Ahmad Nickabadi , Maryam Saeedi Fard , Nastaran Moradzadeh Farid , Najmeh Mohammadbagheri