Search Results for author: Fangfu Liu

Found 6 papers, 4 papers with code

DreamReward: Text-to-3D Generation with Human Preference

no code implementations21 Mar 2024 Junliang Ye, Fangfu Liu, Qixiu Li, Zhengyi Wang, Yikai Wang, Xinzhou Wang, Yueqi Duan, Jun Zhu

Building upon the 3D reward model, we finally perform theoretical analysis and present the Reward3D Feedback Learning (DreamFL), a direct tuning algorithm to optimize the multi-view diffusion models with a redefined scorer.

3D Generation Text to 3D +1

Make-Your-3D: Fast and Consistent Subject-Driven 3D Content Generation

no code implementations14 Mar 2024 Fangfu Liu, HanYang Wang, Weiliang Chen, Haowen Sun, Yueqi Duan

Recent years have witnessed the strong power of 3D generation models, which offer a new level of creative flexibility by allowing users to guide the 3D content generation process through a single image or natural language.

3D Generation

Sherpa3D: Boosting High-Fidelity Text-to-3D Generation via Coarse 3D Prior

1 code implementation11 Dec 2023 Fangfu Liu, Diankun Wu, Yi Wei, Yongming Rao, Yueqi Duan

Instead of retraining a costly viewpoint-aware model, we study how to fully exploit easily accessible coarse 3D knowledge to enhance the prompts and guide 2D lifting optimization for refinement.

3D Generation Text to 3D

Discovering Dynamic Causal Space for DAG Structure Learning

1 code implementation5 Jun 2023 Fangfu Liu, Wenchang Ma, An Zhang, Xiang Wang, Yueqi Duan, Tat-Seng Chua

Discovering causal structure from purely observational data (i. e., causal discovery), aiming to identify causal relationships among variables, is a fundamental task in machine learning.

Causal Discovery Combinatorial Optimization

Boosting Differentiable Causal Discovery via Adaptive Sample Reweighting

1 code implementation6 Mar 2023 An Zhang, Fangfu Liu, Wenchang Ma, Zhibo Cai, Xiang Wang, Tat-Seng Chua

Despite great success in low-dimensional linear systems, it has been observed that these approaches overly exploit easier-to-fit samples, thus inevitably learning spurious edges.

Bilevel Optimization Causal Discovery

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