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Yuanzhen Li

22 accepted papers

2025

Fluid: Scaling Autoregressive Text-to-image Generative Models with Continuous Tokens

ICLR 2025poster

Scaling up autoregressive models in vision has not proven as beneficial as in large language models. In this work, we investigate this scaling problem in the context of text-to-image generation, focusing on two critical factors: whether models use discrete or continuous tokens, and whether tokens ar…

Cited by 35SourcePDFScholar
2025

Magic Insert: Style-Aware Drag-and-Drop

ICCV 2025poster

We present Magic Insert, a method to drag-and-drop subjects from a user-provided image into a target image of a different style in a plausible manner while matching the style of the target image. This work formalizes our version of the problem of style-aware drag-and-drop and proposes to tackle it b…

Cited by 0SourcePDFScholar
2025

Unbounded: A Generative Infinite Game of Character Life Simulation

ICLR 2025poster

We introduce the concept of a generative infinite game, a video game that transcends the traditional boundaries of finite, hard-coded systems by using generative models. Inspired by James P. Carse's distinction between finite and infinite games, we leverage recent advances in generative AI to create…

Cited by 2SourcePDFScholar
2024

3D Congealing: 3D-Aware Image Alignment in the Wild

ECCV 2024poster

"We propose , a novel problem of 3D-aware alignment for 2D images capturing semantically similar objects. Given a collection of unlabeled Internet images, our goal is to associate the shared semantic parts from the inputs and aggregate the knowledge from 2D images to a shared 3D canonical space. We…

Cited by 0SourcePDFScholar
2024

Alchemist: Parametric Control of Material Properties with Diffusion Models

CVPR 2024poster

We propose a method to control material attributes of objects like roughness metallic albedo and transparency in real images. Our method capitalizes on the generative prior of text-to-image models known for photorealism employing a scalar value and instructions to alter low-level material properties…

Cited by 20SourcePDFScholar
2024

Diffusion-FOF: Single-View Clothed Human Reconstruction via Diffusion-Based Fourier Occupancy Field

CVPR 2024poster

Reconstructing a clothed human from a single-view image has several challenging issues including flexibly representing various body shapes and poses estimating complete 3D geometry and consistent texture and achieving more fine-grained details. To address them we propose a new diffusion-based Fourie…

Cited by 5SourcePDFScholar
2024

HyperDreamBooth: HyperNetworks for Fast Personalization of Text-to-Image Models

CVPR 2024poster

Personalization has emerged as a prominent aspect within the field of generative AI enabling the synthesis of individuals in diverse contexts and styles while retaining high-fidelity to their identities. However the process of personalization presents inherent challenges in terms of time and memory…

Cited by 191SourcePDFScholar
2024

Probing the 3D Awareness of Visual Foundation Models

CVPR 2024poster

Recent advances in large-scale pretraining have yielded visual foundation models with strong capabilities. Not only can recent models generalize to arbitrary images for their training task their intermediate representations are useful for other visual tasks such as detection and segmentation. Given…

2024

SHINOBI: Shape and Illumination using Neural Object Decomposition via BRDF Optimization In-the-wild

CVPR 2024poster

We present SHINOBI an end-to-end framework for the reconstruction of shape material and illumination from object images captured with varying lighting pose and background. Inverse rendering of an object based on unconstrained image collections is a long-standing challenge in computer vision and grap…

Cited by 6SourcePDFScholar
2024

ZipLoRA: Any Subject in Any Style by Effectively Merging LoRAs

ECCV 2024poster

"Methods for finetuning generative models for concept-driven personalization generally achieve strong results for subject-driven or style-driven generation. Recently, low-rank adaptations () have been proposed as a parameter-efficient way of achieving concept-driven personalization. While recent wor…

2023

ARTIC3D: Learning Robust Articulated 3D Shapes from Noisy Web Image Collections

NeurIPS 2023poster

Estimating 3D articulated shapes like animal bodies from monocular images is inherently challenging due to the ambiguities of camera viewpoint, pose, texture, lighting, etc. We propose ARTIC3D, a self-supervised framework to reconstruct per-instance 3D shapes from a sparse image collection in-the-wi…

Cited by 23SourcePDFScholar
2023

DreamBooth3D: Subject-Driven Text-to-3D Generation

ICCV 2023poster

We present DreamBooth3D, an approach to personalize text-to-3D generative models from as few as 3-6 casually captured images of a subject. Our approach combines recent advances in personalizing text-to-image models (DreamBooth) with text-to-3D generation (DreamFusion). We find that naively combining…

Cited by 211PDFScholar
2023

DreamBooth: Fine Tuning Text-to-Image Diffusion Models for Subject-Driven Generation

CVPR 2023poster

Large text-to-image models achieved a remarkable leap in the evolution of AI, enabling high-quality and diverse synthesis of images from a given text prompt. However, these models lack the ability to mimic the appearance of subjects in a given reference set and synthesize novel renditions of them in…

2023

Hi-LASSIE: High-Fidelity Articulated Shape and Skeleton Discovery From Sparse Image Ensemble

CVPR 2023poster

Automatically estimating 3D skeleton, shape, camera viewpoints, and part articulation from sparse in-the-wild image ensembles is a severely under-constrained and challenging problem. Most prior methods rely on large-scale image datasets, dense temporal correspondence, or human annotations like camer…

2023

MetaCLUE: Towards Comprehensive Visual Metaphors Research

CVPR 2023poster

Creativity is an indispensable part of human cognition and also an inherent part of how we make sense of the world. Metaphorical abstraction is fundamental in communicating creative ideas through nuanced relationships between abstract concepts such as feelings. While computer vision benchmarks and a…

2023

Muse: Text-To-Image Generation via Masked Generative Transformers

ICML 2023poster

We present Muse, a text-to-image Transformermodel that achieves state-of-the-art image genera-tion performance while being significantly moreefficient than diffusion or autoregressive models.Muse is trained on a masked modeling task indiscrete token space: given the text embeddingextracted from a pr…

2023

NAVI: Category-Agnostic Image Collections with High-Quality 3D Shape and Pose Annotations

NeurIPS 2023poster

Recent advances in neural reconstruction enable high-quality 3D object reconstruction from casually captured image collections. Current techniques mostly analyze their progress on relatively simple image collections where SfM techniques can provide ground-truth (GT) camera poses. We note that SfM te…

2023

ShapeClipper: Scalable 3D Shape Learning From Single-View Images via Geometric and CLIP-Based Consistency

CVPR 2023poster

We present ShapeClipper, a novel method that reconstructs 3D object shapes from real-world single-view RGB images. Instead of relying on laborious 3D, multi-view or camera pose annotation, ShapeClipper learns shape reconstruction from a set of single-view segmented images. The key idea is to facilit…

Cited by 22SourcePDFScholar
2023

StyleDrop: Text-to-Image Synthesis of Any Style

NeurIPS 2023poster

Pre-trained large text-to-image models synthesize impressive images with an appropriate use of text prompts. However, ambiguities inherent in natural language, and out-of-distribution effects make it hard to synthesize arbitrary image styles, leveraging a specific design pattern, texture or material…

2022

Deep Image-Based Illumination Harmonization

CVPR 2022poster

Integrating a foreground object into a background scenewith illumination harmonization is an important but chal-lenging task in computer vision and augmented reality community. Existing methods mainly focus on foreground andbackground appearance consistency or the foreground object shadow generation…

Cited by 18PDFcodeScholar
2022

LASSIE: Learning Articulated Shapes from Sparse Image Ensemble via 3D Part Discovery

NeurIPS 2022accept

Creating high-quality articulated 3D models of animals is challenging either via manual creation or using 3D scanning tools. Therefore, techniques to reconstruct articulated 3D objects from 2D images are crucial and highly useful. In this work, we propose a practical problem setting to estimate 3D…

2022

SAMURAI: Shape And Material from Unconstrained Real-world Arbitrary Image collections

NeurIPS 2022accept

Inverse rendering of an object under entirely unknown capture conditions is a fundamental challenge in computer vision and graphics. Neural approaches such as NeRF have achieved photorealistic results on novel view synthesis, but they require known camera poses. Solving this problem with unknown cam…

Cited by 81SourcePDFScholar