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Text-to-image generative models can generate high-quality humans, but realism is lost when generating hands. Common artifacts include irregular hand poses, shapes, incorrect numbers of fingers, and physically implausible finger…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Supreeth Narasimhaswamy , Uttaran Bhattacharya , Xiang Chen , Ishita Dasgupta , Saayan Mitra , Minh Hoai

The ability to generate diverse 3D articulated head avatars is vital to a plethora of applications, including augmented reality, cinematography, and education. Recent work on text-guided 3D object generation has shown great promise in…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Alexander W. Bergman , Wang Yifan , Gordon Wetzstein

Text-to-3D generation by distilling pretrained large-scale text-to-image diffusion models has shown great promise but still suffers from inconsistent 3D geometric structures (Janus problems) and severe artifacts. The aforementioned problems…

计算机视觉与模式识别 · 计算机科学 2023-12-05 Baorui Ma , Haoge Deng , Junsheng Zhou , Yu-Shen Liu , Tiejun Huang , Xinlong Wang

Text-to-image diffusion models generate highly detailed textures, yet they often rely on surface appearance and fail to follow strict geometric constraints, particularly when those constraints conflict with the style implied by the text…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Antara Titikhsha , Om Kulkarni , Dharun Muthaiah

Generating high-quality 3D objects from textual descriptions remains a challenging problem due to computational cost, the scarcity of 3D data, and complex 3D representations. We introduce Geometry Image Diffusion (GIMDiffusion), a novel…

计算机视觉与模式识别 · 计算机科学 2024-09-06 Slava Elizarov , Ciara Rowles , Simon Donné

We propose a simple and novel method for generating 3D human motion from complex natural language sentences, which describe different velocity, direction and composition of all kinds of actions. Different from existing methods that use…

计算机视觉与模式识别 · 计算机科学 2023-04-17 Zhiyuan Ren , Zhihong Pan , Xin Zhou , Le Kang

We present DreamAvatar, a text-and-shape guided framework for generating high-quality 3D human avatars with controllable poses. While encouraging results have been reported by recent methods on text-guided 3D common object generation,…

计算机视觉与模式识别 · 计算机科学 2023-12-01 Yukang Cao , Yan-Pei Cao , Kai Han , Ying Shan , Kwan-Yee K. Wong

Diffusion-based image generators can now produce high-quality and diverse samples, but their success has yet to fully translate to 3D generation: existing diffusion methods can either generate low-resolution but 3D consistent outputs, or…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Animesh Karnewar , Niloy J. Mitra , Andrea Vedaldi , David Novotny

Diffusion models currently achieve state-of-the-art performance for both conditional and unconditional image generation. However, so far, image diffusion models do not support tasks required for 3D understanding, such as view-consistent 3D…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Titas Anciukevičius , Zexiang Xu , Matthew Fisher , Paul Henderson , Hakan Bilen , Niloy J. Mitra , Paul Guerrero

Vanilla text-to-image diffusion models struggle with generating accurate human images, commonly resulting in imperfect anatomies such as unnatural postures or disproportionate limbs.Existing methods address this issue mostly by fine-tuning…

计算机视觉与模式识别 · 计算机科学 2024-03-11 Junyan Wang , Zhenhong Sun , Zhiyu Tan , Xuanbai Chen , Weihua Chen , Hao Li , Cheng Zhang , Yang Song

The pose-guided person image generation task requires synthesizing photorealistic images of humans in arbitrary poses. The existing approaches use generative adversarial networks that do not necessarily maintain realistic textures or need…

计算机视觉与模式识别 · 计算机科学 2023-03-02 Ankan Kumar Bhunia , Salman Khan , Hisham Cholakkal , Rao Muhammad Anwer , Jorma Laaksonen , Mubarak Shah , Fahad Shahbaz Khan

Probabilistic denoising diffusion models (DDMs) have set a new standard for 2D image generation. Extending DDMs for 3D content creation is an active field of research. Here, we propose TetraDiffusion, a diffusion model that operates on a…

计算机视觉与模式识别 · 计算机科学 2024-08-12 Nikolai Kalischek , Torben Peters , Jan D. Wegner , Konrad Schindler

3D human generation from 2D images has achieved remarkable progress through the synergistic utilization of neural rendering and generative models. Existing 3D human generative models mainly generate a clothed 3D human as an undetectable 3D…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Shoukang Hu , Fangzhou Hong , Tao Hu , Liang Pan , Haiyi Mei , Weiye Xiao , Lei Yang , Ziwei Liu

Recent text-to-image generative models have exhibited remarkable abilities in generating high-fidelity and photo-realistic images. However, despite the visually impressive results, these models often struggle to preserve plausible human…

计算机视觉与模式识别 · 计算机科学 2024-01-02 Zhenzhen Weng , Laura Bravo-Sánchez , Serena Yeung-Levy

We propose {\it HumanDiffusion,} a diffusion model trained from humans' perceptual gradients to learn an acceptable range of data for humans (i.e., human-acceptable distribution). Conventional HumanGAN aims to model the human-acceptable…

人机交互 · 计算机科学 2023-06-22 Yota Ueda , Shinnosuke Takamichi , Yuki Saito , Norihiro Takamune , Hiroshi Saruwatari

We present DiffHuman, a probabilistic method for photorealistic 3D human reconstruction from a single RGB image. Despite the ill-posed nature of this problem, most methods are deterministic and output a single solution, often resulting in a…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Akash Sengupta , Thiemo Alldieck , Nikos Kolotouros , Enric Corona , Andrei Zanfir , Cristian Sminchisescu

We present DreamHuman, a method to generate realistic animatable 3D human avatar models solely from textual descriptions. Recent text-to-3D methods have made considerable strides in generation, but are still lacking in important aspects.…

计算机视觉与模式识别 · 计算机科学 2023-06-16 Nikos Kolotouros , Thiemo Alldieck , Andrei Zanfir , Eduard Gabriel Bazavan , Mihai Fieraru , Cristian Sminchisescu

In this work, we introduce Wonder3D, a novel method for efficiently generating high-fidelity textured meshes from single-view images.Recent methods based on Score Distillation Sampling (SDS) have shown the potential to recover 3D geometry…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Xiaoxiao Long , Yuan-Chen Guo , Cheng Lin , Yuan Liu , Zhiyang Dou , Lingjie Liu , Yuexin Ma , Song-Hai Zhang , Marc Habermann , Christian Theobalt , Wenping Wang

This paper aims to generate physically-layered 3D humans from text prompts. Existing methods either generate 3D clothed humans as a whole or support only tight and simple clothing generation, which limits their applications to virtual…

计算机视觉与模式识别 · 计算机科学 2024-08-22 Yi Wang , Jian Ma , Ruizhi Shao , Qiao Feng , Yu-kun Lai , Kun Li

We present HuGDiffusion, a generalizable 3D Gaussian splatting (3DGS) learning pipeline to achieve novel view synthesis (NVS) of human characters from single-view input images. Existing approaches typically require monocular videos or…

计算机视觉与模式识别 · 计算机科学 2025-10-17 Yingzhi Tang , Qijian Zhang , Junhui Hou