Style-NeRF2NeRF: 3D Style Transfer From Style-Aligned Multi-View Images

Fuente: arXiv
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Main Authors: Fujiwara, Haruo, Mukuta, Yusuke, Harada, Tatsuya
Format: Preprint
Published: 2024
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author Fujiwara, Haruo
Mukuta, Yusuke
Harada, Tatsuya
author_facet Fujiwara, Haruo
Mukuta, Yusuke
Harada, Tatsuya
contents We propose a simple yet effective pipeline for stylizing a 3D scene, harnessing the power of 2D image diffusion models. Given a NeRF model reconstructed from a set of multi-view images, we perform 3D style transfer by refining the source NeRF model using stylized images generated by a style-aligned image-to-image diffusion model. Given a target style prompt, we first generate perceptually similar multi-view images by leveraging a depth-conditioned diffusion model with an attention-sharing mechanism. Next, based on the stylized multi-view images, we propose to guide the style transfer process with the sliced Wasserstein loss based on the feature maps extracted from a pre-trained CNN model. Our pipeline consists of decoupled steps, allowing users to test various prompt ideas and preview the stylized 3D result before proceeding to the NeRF fine-tuning stage. We demonstrate that our method can transfer diverse artistic styles to real-world 3D scenes with competitive quality. Result videos are also available on our project page: https://haruolabs.github.io/style-n2n/
format Preprint
id arxiv_https___arxiv_org_abs_2406_13393
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Style-NeRF2NeRF: 3D Style Transfer From Style-Aligned Multi-View Images
Fujiwara, Haruo
Mukuta, Yusuke
Harada, Tatsuya
Computer Vision and Pattern Recognition
Graphics
We propose a simple yet effective pipeline for stylizing a 3D scene, harnessing the power of 2D image diffusion models. Given a NeRF model reconstructed from a set of multi-view images, we perform 3D style transfer by refining the source NeRF model using stylized images generated by a style-aligned image-to-image diffusion model. Given a target style prompt, we first generate perceptually similar multi-view images by leveraging a depth-conditioned diffusion model with an attention-sharing mechanism. Next, based on the stylized multi-view images, we propose to guide the style transfer process with the sliced Wasserstein loss based on the feature maps extracted from a pre-trained CNN model. Our pipeline consists of decoupled steps, allowing users to test various prompt ideas and preview the stylized 3D result before proceeding to the NeRF fine-tuning stage. We demonstrate that our method can transfer diverse artistic styles to real-world 3D scenes with competitive quality. Result videos are also available on our project page: https://haruolabs.github.io/style-n2n/
title Style-NeRF2NeRF: 3D Style Transfer From Style-Aligned Multi-View Images
topic Computer Vision and Pattern Recognition
Graphics
url https://arxiv.org/abs/2406.13393