Search Results for author: Zhebin Zhang

Found 9 papers, 2 papers with code

DCUDF2: Improving Efficiency and Accuracy in Extracting Zero Level Sets from Unsigned Distance Fields

no code implementations30 Aug 2024 Xuhui Chen, Fugang Yu, Fei Hou, Wencheng Wang, Zhebin Zhang, Ying He

Unsigned distance fields (UDFs) allow for the representation of models with complex topologies, but extracting accurate zero level sets from these fields poses significant challenges, particularly in preserving topological accuracy and capturing fine geometric details.

A Lightweight UDF Learning Framework for 3D Reconstruction Based on Local Shape Functions

1 code implementation1 Jul 2024 Jiangbei Hu, Yanggeng Li, Fei Hou, Junhui Hou, Zhebin Zhang, Shengfa Wang, Na lei, Ying He

Unsigned distance fields (UDFs) provide a versatile framework for representing a diverse array of 3D shapes, encompassing both watertight and non-watertight geometries.

3D Reconstruction Surface Reconstruction

Details Enhancement in Unsigned Distance Field Learning for High-fidelity 3D Surface Reconstruction

no code implementations1 Jun 2024 Cheng Xu, Fei Hou, Wencheng Wang, Hong Qin, Zhebin Zhang, Ying He

While Signed Distance Fields (SDF) are well-established for modeling watertight surfaces, Unsigned Distance Fields (UDF) broaden the scope to include open surfaces and models with complex inner structures.

3D Reconstruction Surface Reconstruction

Multi-View Attentive Contextualization for Multi-View 3D Object Detection

no code implementations CVPR 2024 Xianpeng Liu, Ce Zheng, Ming Qian, Nan Xue, Chen Chen, Zhebin Zhang, Chen Li, Tianfu Wu

We present Multi-View Attentive Contextualization (MvACon), a simple yet effective method for improving 2D-to-3D feature lifting in query-based multi-view 3D (MV3D) object detection.

3D Object Detection Object +1

Portrait3D: Text-Guided High-Quality 3D Portrait Generation Using Pyramid Representation and GANs Prior

1 code implementation16 Apr 2024 Yiqian Wu, Hao Xu, Xiangjun Tang, Xien Chen, Siyu Tang, Zhebin Zhang, Chen Li, Xiaogang Jin

Existing neural rendering-based text-to-3D-portrait generation methods typically make use of human geometry prior and diffusion models to obtain guidance.

Neural Rendering Text to 3D

IAG: Induction-Augmented Generation Framework for Answering Reasoning Questions

no code implementations30 Nov 2023 Zhebin Zhang, Xinyu Zhang, Yuanhang Ren, Saijiang Shi, Meng Han, Yongkang Wu, Ruofei Lai, Zhao Cao

In this paper, we propose an Induction-Augmented Generation (IAG) framework that utilizes inductive knowledge along with the retrieved documents for implicit reasoning.

Knowledge Distillation RAG +2

BERT-JAM: Boosting BERT-Enhanced Neural Machine Translation with Joint Attention

no code implementations9 Nov 2020 Zhebin Zhang, Sai Wu, Dawei Jiang, Gang Chen

In this work, we propose a novel BERT-enhanced NMT model called BERT-JAM which improves upon existing models from two aspects: 1) BERT-JAM uses joint-attention modules to allow the encoder/decoder layers to dynamically allocate attention between different representations, and 2) BERT-JAM allows the encoder/decoder layers to make use of BERT's intermediate representations by composing them using a gated linear unit (GLU).

Decoder Machine Translation +2

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