Search Results for author: Zeqiang Lai

Found 16 papers, 12 papers with code

Unaligned RGB Guided Hyperspectral Image Super-Resolution with Spatial-Spectral Concordance

no code implementations4 May 2025 Yingkai Zhang, Zeqiang Lai, Tao Zhang, Ying Fu, Chenghu Zhou

To enhance the interaction between alignment and fusion modules and ensure spectral concordance during reconstruction, we propose a Feature Aggregation module and an Attention Fusion module.

Hyperspectral Image Super-Resolution Image Super-Resolution +1

Scaling Mesh Generation via Compressive Tokenization

1 code implementation CVPR 2025 Haohan Weng, Zibo Zhao, Biwen Lei, Xianghui Yang, Jian Liu, Zeqiang Lai, Zhuo Chen, Yuhong Liu, Jie Jiang, Chunchao Guo, Tong Zhang, Shenghua Gao, C. L. Philip Chen

We propose a compressive yet effective mesh representation, Blocked and Patchified Tokenization (BPT), facilitating the generation of meshes exceeding 8k faces.

8k

FlexiTex: Enhancing Texture Generation with Visual Guidance

no code implementations19 Sep 2024 Dadong Jiang, Xianghui Yang, Zibo Zhao, Sheng Zhang, Jiaao Yu, Zeqiang Lai, Shaoxiong Yang, Chunchao Guo, Xiaobo Zhou, Zhihui Ke

Recent texture generation methods achieve impressive results due to the powerful generative prior they leverage from large-scale text-to-image diffusion models.

Texture Synthesis

VisionLLM v2: An End-to-End Generalist Multimodal Large Language Model for Hundreds of Vision-Language Tasks

1 code implementation12 Jun 2024 Jiannan Wu, Muyan Zhong, Sen Xing, Zeqiang Lai, Zhaoyang Liu, Zhe Chen, Wenhai Wang, Xizhou Zhu, Lewei Lu, Tong Lu, Ping Luo, Yu Qiao, Jifeng Dai

It not only allows flexible transmission of task information and gradient feedback between the MLLM and multiple downstream decoders but also effectively resolves training conflicts in multi-tasking scenarios.

Image Generation Language Modeling +7

ControlLLM: Augment Language Models with Tools by Searching on Graphs

1 code implementation26 Oct 2023 Zhaoyang Liu, Zeqiang Lai, Zhangwei Gao, Erfei Cui, Ziheng Li, Xizhou Zhu, Lewei Lu, Qifeng Chen, Yu Qiao, Jifeng Dai, Wenhai Wang

We present ControlLLM, a novel framework that enables large language models (LLMs) to utilize multi-modal tools for solving complex real-world tasks.

Scheduling

Mini-DALLE3: Interactive Text to Image by Prompting Large Language Models

1 code implementation11 Oct 2023 Zeqiang Lai, Xizhou Zhu, Jifeng Dai, Yu Qiao, Wenhai Wang

The revolution of artificial intelligence content generation has been rapidly accelerated with the booming text-to-image (T2I) diffusion models.

Code Generation Image Generation +2

Denoising Diffusion Semantic Segmentation with Mask Prior Modeling

no code implementations2 Jun 2023 Zeqiang Lai, Yuchen Duan, Jifeng Dai, Ziheng Li, Ying Fu, Hongsheng Li, Yu Qiao, Wenhai Wang

In this paper, we propose to ameliorate the semantic segmentation quality of existing discriminative approaches with a mask prior modeled by a recently-developed denoising diffusion generative model.

Denoising Segmentation +1

InternGPT: Solving Vision-Centric Tasks by Interacting with ChatGPT Beyond Language

2 code implementations9 May 2023 Zhaoyang Liu, Yinan He, Wenhai Wang, Weiyun Wang, Yi Wang, Shoufa Chen, Qinglong Zhang, Zeqiang Lai, Yang Yang, Qingyun Li, Jiashuo Yu, Kunchang Li, Zhe Chen, Xue Yang, Xizhou Zhu, Yali Wang, LiMin Wang, Ping Luo, Jifeng Dai, Yu Qiao

Different from existing interactive systems that rely on pure language, by incorporating pointing instructions, the proposed iGPT significantly improves the efficiency of communication between users and chatbots, as well as the accuracy of chatbots in vision-centric tasks, especially in complicated visual scenarios where the number of objects is greater than 2.

Language Modelling

Hybrid Spectral Denoising Transformer with Guided Attention

1 code implementation ICCV 2023 Zeqiang Lai, Chenggang Yan, Ying Fu

Challenges in adapting transformer for HSI arise from the capabilities to tackle existing limitations of CNN-based methods in capturing the global and local spatial-spectral correlations while maintaining efficiency and flexibility.

Hyperspectral Image Denoising Image Denoising

Hyperspectral Image Super Resolution with Real Unaligned RGB Guidance

1 code implementation13 Feb 2023 Zeqiang Lai, Ying Fu, Jun Zhang

The features of RGB reference images are then processed by a multi-stage alignment module to explicitly align the features of RGB reference with the LR HSI.

Hyperspectral Image Super-Resolution Image Super-Resolution

Mixed Attention Network for Hyperspectral Image Denoising

1 code implementation27 Jan 2023 Zeqiang Lai, Ying Fu

However, existing methods show limitations in exploring the spectral correlations across different bands and feature interactions within each band.

Decoder Hyperspectral Image Denoising +1

Improved Quasi-Recurrent Neural Network for Hyperspectral Image Denoising

no code implementations27 Nov 2022 Zeqiang Lai, Ying Fu

Hyperspectral image is unique and useful for its abundant spectral bands, but it subsequently requires extra elaborated treatments of the spatial-spectral correlation as well as the global correlation along the spectrum for building a robust and powerful HSI restoration algorithm.

Decoder Hyperspectral Image Denoising +1

Deep Plug-and-Play Prior for Hyperspectral Image Restoration

1 code implementation17 Sep 2022 Zeqiang Lai, Kaixuan Wei, Ying Fu

Deep-learning-based hyperspectral image (HSI) restoration methods have gained great popularity for their remarkable performance but often demand expensive network retraining whenever the specifics of task changes.

compressed sensing Denoising +3

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