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Hair appearance is a complex phenomenon due to hair geometry and how the light bounces on different hair fibers. For this reason, reproducing a specific hair color in a rendering environment is a challenging task that requires manual work…

Graphics · Computer Science 2022-02-09 Robin Kips , Panagiotis-Alexandros Bokaris , Matthieu Perrot , Pietro Gori , Isabelle Bloch

Hairstyles are intricate and culturally significant with various geometries, textures, and structures. Existing text or image-guided generation methods fail to handle the richness and complexity of diverse styles. We present TANGLED, a…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Pengyu Long , Zijun Zhao , Min Ouyang , Qingcheng Zhao , Qixuan Zhang , Wei Yang , Lan Xu , Jingyi Yu

While haircut indicates distinct personality, existing avatar generation methods fail to model practical hair due to the data limitation or entangled representation. We propose StrandHead, a novel text-driven method capable of generating 3D…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Xiaokun Sun , Zeyu Cai , Ying Tai , Jian Yang , Zhenyu Zhang

We present Perm, a learned parametric representation of human 3D hair designed to facilitate various hair-related applications. Unlike previous work that jointly models the global hair structure and local curl patterns, we propose to…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Chengan He , Xin Sun , Zhixin Shu , Fujun Luan , Sören Pirk , Jorge Alejandro Amador Herrera , Dominik L. Michels , Tuanfeng Y. Wang , Meng Zhang , Holly Rushmeier , Yi Zhou

Datasets are essential to train and evaluate computer vision models used for traffic analysis and to enhance road safety. Existing real datasets fit real-world scenarios, capturing authentic road object behaviors, however, they typically…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Simone Teglia , Claudia Melis Tonti , Francesco Pro , Leonardo Russo , Andrea Alfarano , Leonardo Pentassuglia , Irene Amerini

We address the task of generating 3D hair geometry from a single image, which is challenging due to the diversity of hairstyles and the lack of paired image-to-3D hair data. Previous methods are primarily trained on synthetic data and cope…

Computer Vision and Pattern Recognition · Computer Science 2025-05-12 Radu Alexandru Rosu , Keyu Wu , Yao Feng , Youyi Zheng , Michael J. Black

Realistic hair strand generation is crucial for applications like computer graphics and virtual reality. While diffusion models can generate hairstyles from text or images, these inputs lack precision and user-friendliness. Instead, we…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Na Zhang , Moran Li , Chengming Xu , Han Feng , Xiaobin Hu , Jiangning Zhang , Weijian Cao , Chengjie Wang , Yanwei Fu

Hairstyle transfer is the task of modifying a source hairstyle to a target one. Although recent hairstyle transfer models can reflect the delicate features of hairstyles, they still have two major limitations. First, the existing methods…

Computer Vision and Pattern Recognition · Computer Science 2022-06-20 Chaeyeon Chung , Taewoo Kim , Hyelin Nam , Seunghwan Choi , Gyojung Gu , Sunghyun Park , Jaegul Choo

This article aims to use graphic engines to simulate a large number of training data that have free annotations and possibly strongly resemble to real-world data. Between synthetic and real, a two-level domain gap exists, involving content…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Yue Yao , Liang Zheng , Xiaodong Yang , Milind Napthade , Tom Gedeon

Leveraging synthetically rendered data offers great potential to improve monocular depth estimation and other geometric estimation tasks, but closing the synthetic-real domain gap is a non-trivial and important task. While much recent work…

Computer Vision and Pattern Recognition · Computer Science 2020-06-26 Yunhan Zhao , Shu Kong , Daeyun Shin , Charless Fowlkes

Since the introduction of modern deep learning methods for object pose estimation, test accuracy and efficiency has increased significantly. For training, however, large amounts of annotated training data are required for good performance.…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 Frederik Hagelskjaer , Anders Glent Buch

Using synthetic data for training deep neural networks for robotic manipulation holds the promise of an almost unlimited amount of pre-labeled training data, generated safely out of harm's way. One of the key challenges of synthetic data,…

Robotics · Computer Science 2018-10-01 Jonathan Tremblay , Thang To , Balakumar Sundaralingam , Yu Xiang , Dieter Fox , Stan Birchfield

Despite recent successes in hair acquisition that fits a high-dimensional hair model to a specific input subject, generative hair models, which establish general embedding spaces for encoding, editing, and sampling diverse hairstyles, are…

Graphics · Computer Science 2023-11-20 Yuxiao Zhou , Menglei Chai , Alessandro Pepe , Markus Gross , Thabo Beeler

Capturing and rendering life-like hair is particularly challenging due to its fine geometric structure, the complex physical interaction and its non-trivial visual appearance.Yet, hair is a critical component for believable avatars. In this…

Computer Vision and Pattern Recognition · Computer Science 2021-12-21 Ziyan Wang , Giljoo Nam , Tuur Stuyck , Stephen Lombardi , Michael Zollhoefer , Jessica Hodgins , Christoph Lassner

Portrait stylization is a long-standing task enabling extensive applications. Although 2D-based methods have made great progress in recent years, real-world applications such as metaverse and games often demand 3D content. On the other…

Computer Vision and Pattern Recognition · Computer Science 2023-04-20 Zhuo Chen , Xudong Xu , Yichao Yan , Ye Pan , Wenhan Zhu , Wayne Wu , Bo Dai , Xiaokang Yang

We present an interactive approach to synthesizing realistic variations in facial hair in images, ranging from subtle edits to existing hair to the addition of complex and challenging hair in images of clean-shaven subjects. To circumvent…

Computer Vision and Pattern Recognition · Computer Science 2020-04-16 Kyle Olszewski , Duygu Ceylan , Jun Xing , Jose Echevarria , Zhili Chen , Weikai Chen , Hao Li

In this paper, we propose a generic neural-based hair rendering pipeline that can synthesize photo-realistic images from virtual 3D hair models. Unlike existing supervised translation methods that require model-level similarity to preserve…

Computer Vision and Pattern Recognition · Computer Science 2020-07-23 Menglei Chai , Jian Ren , Sergey Tulyakov

We show, for the first time, that neural networks trained only on synthetic data achieve state-of-the-art accuracy on the problem of 3D human pose and shape (HPS) estimation from real images. Previous synthetic datasets have been small,…

Computer Vision and Pattern Recognition · Computer Science 2023-06-30 Michael J. Black , Priyanka Patel , Joachim Tesch , Jinlong Yang

Generative foundation models like Stable Diffusion comprise a diverse spectrum of knowledge in computer vision with the potential for transfer learning, e.g., via generating data to train student models for downstream tasks. This could…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Leonhard Hennicke , Christian Medeiros Adriano , Holger Giese , Jan Mathias Koehler , Lukas Schott

The creation of photorealistic dynamic hair remains a major challenge in digital human modeling because of the complex motions, occlusions, and light scattering. Existing methods often resort to static capture and physics-based models that…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Junying Wang , Yuanlu Xu , Edith Tretschk , Ziyan Wang , Anastasia Ianina , Aljaz Bozic , Ulrich Neumann , Tony Tung