Search Results for author: Youtian Lin

Found 6 papers, 1 papers with code

STAG4D: Spatial-Temporal Anchored Generative 4D Gaussians

no code implementations22 Mar 2024 Yifei Zeng, Yanqin Jiang, Siyu Zhu, Yuanxun Lu, Youtian Lin, Hao Zhu, Weiming Hu, Xun Cao, Yao Yao

Recent progress in pre-trained diffusion models and 3D generation have spurred interest in 4D content creation.

3D Generation

UniDream: Unifying Diffusion Priors for Relightable Text-to-3D Generation

no code implementations14 Dec 2023 Zexiang Liu, Yangguang Li, Youtian Lin, Xin Yu, Sida Peng, Yan-Pei Cao, Xiaojuan Qi, Xiaoshui Huang, Ding Liang, Wanli Ouyang

Recent advancements in text-to-3D generation technology have significantly advanced the conversion of textual descriptions into imaginative well-geometrical and finely textured 3D objects.

3D Generation Text to 3D

Gaussian-Flow: 4D Reconstruction with Dynamic 3D Gaussian Particle

no code implementations6 Dec 2023 Youtian Lin, Zuozhuo Dai, Siyu Zhu, Yao Yao

Moreover, the explicit deformation modeling for discretized Gaussian points ensures ultra-fast training and rendering of a 4D scene, which is comparable to the original 3DGS designed for static 3D reconstruction.

3D Reconstruction 4D reconstruction +1

Relightable 3D Gaussian: Real-time Point Cloud Relighting with BRDF Decomposition and Ray Tracing

no code implementations27 Nov 2023 Jian Gao, Chun Gu, Youtian Lin, Hao Zhu, Xun Cao, Li Zhang, Yao Yao

We present a novel differentiable point-based rendering framework for material and lighting decomposition from multi-view images, enabling editing, ray-tracing, and real-time relighting of the 3D point cloud.

BRDF estimation Lighting Estimation

EARL: An Elliptical Distribution aided Adaptive Rotation Label Assignment for Oriented Object Detection in Remote Sensing Images

1 code implementation14 Jan 2023 Jian Guan, Mingjie Xie, Youtian Lin, Guangjun He, Pengming Feng

In addition, a dynamic elliptical distribution aided sampling (DED) strategy is proposed to make the sample distribution more flexible to fit the shapes and orientations of targets, and filter out low-quality samples.

object-detection Object Detection +1

IENet: Interacting Embranchment One Stage Anchor Free Detector for Orientation Aerial Object Detection

no code implementations2 Dec 2019 Youtian Lin, Pengming Feng, Jian Guan, Wenwu Wang, Jonathon Chambers

First, a novel geometric transformation is employed to better represent the oriented object in angle prediction, then a branch interactive module with a self-attention mechanism is developed to fuse features from classification and box regression branches.

Object object-detection +4

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