Search Results for author: Zhangxuan Gu

Found 13 papers, 10 papers with code

Conditional Prototype Rectification Prompt Learning

1 code implementation15 Apr 2024 Haoxing Chen, Yaohui Li, Zizheng Huang, Yan Hong, Zhuoer Xu, Zhangxuan Gu, Jun Lan, Huijia Zhu, Weiqiang Wang

Recent advancements in efficient transfer learning (ETL) have shown remarkable success in fine-tuning VLMs within the scenario of limited data, introducing only a few parameters to harness task-specific insights from VLMs.

Transfer Learning

Segment Anything Model Meets Image Harmonization

no code implementations20 Dec 2023 Haoxing Chen, Yaohui Li, Zhangxuan Gu, Zhuoer Xu, Jun Lan, Huaxiong Li

Image harmonization is a crucial technique in image composition that aims to seamlessly match the background by adjusting the foreground of composite images.

Image Harmonization Semantic Segmentation

Backpropagation Path Search On Adversarial Transferability

no code implementations ICCV 2023 Zhuoer Xu, Zhangxuan Gu, Jianping Zhang, Shiwen Cui, Changhua Meng, Weiqiang Wang

Transfer-based attackers craft adversarial examples against surrogate models and transfer them to victim models deployed in the black-box situation.

Bayesian Optimization

DiffUTE: Universal Text Editing Diffusion Model

1 code implementation NeurIPS 2023 Haoxing Chen, Zhuoer Xu, Zhangxuan Gu, Jun Lan, Xing Zheng, Yaohui Li, Changhua Meng, Huijia Zhu, Weiqiang Wang

Specifically, we build our model on a diffusion model and carefully modify the network structure to enable the model for drawing multilingual characters with the help of glyph and position information.

Self-Supervised Learning

DiffusionInst: Diffusion Model for Instance Segmentation

2 code implementations6 Dec 2022 Zhangxuan Gu, Haoxing Chen, Zhuoer Xu, Jun Lan, Changhua Meng, Weiqiang Wang

Extensive experimental results on COCO and LVIS show that DiffusionInst achieves competitive performance compared to existing instance segmentation models with various backbones, such as ResNet and Swin Transformers.

Instance Segmentation Segmentation

Hierarchical Dynamic Image Harmonization

1 code implementation16 Nov 2022 Haoxing Chen, Zhangxuan Gu, Yaohui Li, Jun Lan, Changhua Meng, Weiqiang Wang, Huaxiong Li

The MGD effectively applies distinct convolution to the foreground and background, learning the representations of foreground and background regions as well as their correlations to the global harmonization, facilitating local visual consistency for the images much more efficiently.

Image Harmonization

XYLayoutLM: Towards Layout-Aware Multimodal Networks For Visually-Rich Document Understanding

1 code implementation CVPR 2022 Zhangxuan Gu, Changhua Meng, Ke Wang, Jun Lan, Weiqiang Wang, Ming Gu, Liqing Zhang

Recently, various multimodal networks for Visually-Rich Document Understanding(VRDU) have been proposed, showing the promotion of transformers by integrating visual and layout information with the text embeddings.

document understanding Optical Character Recognition (OCR) +1

From Pixel to Patch: Synthesize Context-aware Features for Zero-shot Semantic Segmentation

1 code implementation25 Sep 2020 Zhangxuan Gu, Siyuan Zhou, Li Niu, Zihan Zhao, Liqing Zhang

Thus, we focus on zero-shot semantic segmentation, which aims to segment unseen objects with only category-level semantic representations provided for unseen categories.

Image Classification Segmentation +3

Context-aware Feature Generation for Zero-shot Semantic Segmentation

2 code implementations16 Aug 2020 Zhangxuan Gu, Siyuan Zhou, Li Niu, Zihan Zhao, Liqing Zhang

In this paper, we propose a novel context-aware feature generation method for zero-shot segmentation named CaGNet.

Segmentation Semantic Segmentation +3

Hard Pixel Mining for Depth Privileged Semantic Segmentation

1 code implementation27 Jun 2019 Zhangxuan Gu, Li Niu, Haohua Zhao, Liqing Zhang

Specifically, we propose a novel Loss Weight Module, which outputs a loss weight map by employing two depth-related measurements of hard pixels: Depth Prediction Error and Depthaware Segmentation Error.

Depth Estimation Depth Prediction +2

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