Search Results for author: Zhenwei Shi

Found 33 papers, 18 papers with code

Zero-Shot Image Harmonization with Generative Model Prior

1 code implementation17 Jul 2023 Jianqi Chen, Zhengxia Zou, Yilan Zhang, Keyan Chen, Zhenwei Shi

Specifically, in the harmonization process, a human mainly utilizes his long-term prior on harmonious images and makes a composite image close to that prior.

Image Harmonization

RSPrompter: Learning to Prompt for Remote Sensing Instance Segmentation based on Visual Foundation Model

1 code implementation28 Jun 2023 Keyan Chen, Chenyang Liu, Hao Chen, Haotian Zhang, Wenyuan Li, Zhengxia Zou, Zhenwei Shi

Leveraging vast training data (SA-1B), the foundation Segment Anything Model (SAM) proposed by Meta AI Research exhibits remarkable generalization and zero-shot capabilities.

Image Segmentation Instance Segmentation +1

Remote Sensing Image Change Detection Towards Continuous Bitemporal Resolution Differences

no code implementations24 May 2023 Hao Chen, Haotian Zhang, Keyan Chen, Chenyao Zhou, Song Chen, Zhengxia Zhou, Zhenwei Shi

Toward continuous cross-resolution CD, we propose scale-invariant learning to enforce the model consistently predicting HR results given synthesized samples of varying bitemporal resolution differences.

Change Detection

Implicit Ray-Transformers for Multi-view Remote Sensing Image Segmentation

no code implementations15 Mar 2023 Zipeng Qi, Hao Chen, Chenyang Liu, Zhenwei Shi, Zhengxia Zou

In the first stage, we optimize a neural field to encode the color and 3D structure of the remote sensing scene based on multi-view images.

Image Segmentation Scene Segmentation

Dense Pixel-to-Pixel Harmonization via Continuous Image Representation

1 code implementation3 Mar 2023 Jianqi Chen, Yilan Zhang, Zhengxia Zou, Keyan Chen, Zhenwei Shi

High-resolution (HR) image harmonization is of great significance in real-world applications such as image synthesis and image editing.

Image Harmonization

Zero-Shot Text-to-Parameter Translation for Game Character Auto-Creation

no code implementations CVPR 2023 Rui Zhao, Wei Li, Zhipeng Hu, Lincheng Li, Zhengxia Zou, Zhenwei Shi, Changjie Fan

In our method, taking the power of large-scale pre-trained multi-modal CLIP and neural rendering, T2P searches both continuous facial parameters and discrete facial parameters in a unified framework.

Face Model Neural Rendering +2

Progressive Scale-aware Network for Remote sensing Image Change Captioning

no code implementations1 Mar 2023 Chenyang Liu, Jiajun Yang, Zipeng Qi, Zhengxia Zou, Zhenwei Shi

To sufficiently utilize the extracted multi-scale features for captioning, we propose a scale-aware reinforcement (SR) module and combine it with the Transformer decoding layer to progressively utilize the features from different PDP layers.

FedDBL: Communication and Data Efficient Federated Deep-Broad Learning for Histopathological Tissue Classification

1 code implementation24 Feb 2023 Tianpeng Deng, Yanqi Huang, Zhenwei Shi, Jiatai Lin, Qi Dou, Ke Zhao, Fang-Fang Liu, Yu-Mian Jia, Jin Wang, Bingchao Zhao, Changhong Liang, Zaiyi Liu, Xiao-jing Guo, Guoqiang Han, Xin Chen, Chu Han

In this paper, we propose a universal and lightweight federated learning framework, named Federated Deep-Broad Learning (FedDBL), to achieve superior classification performance with limited training samples and only one-round communication.

Federated Learning

Continuous Remote Sensing Image Super-Resolution based on Context Interaction in Implicit Function Space

1 code implementation16 Feb 2023 Keyan Chen, Wenyuan Li, Sen Lei, Jianqi Chen, XiaoLong Jiang, Zhengxia Zou, Zhenwei Shi

Despite its fruitful applications in remote sensing, image super-resolution is troublesome to train and deploy as it handles different resolution magnifications with separate models.

Image Super-Resolution

Semantic-aware Dense Representation Learning for Remote Sensing Image Change Detection

1 code implementation27 May 2022 Hao Chen, Wenyuan Li, Song Chen, Zhenwei Shi

To achieve this, we obtain multiple points via class-balanced sampling on the overlapped area between views using the semantic mask.

Change Detection Representation Learning +2

Remote Sensing Novel View Synthesis with Implicit Multiplane Representations

1 code implementation18 May 2022 Yongchang Wu, Zhengxia Zou, Zhenwei Shi

In this paper, we propose a novel remote sensing view synthesis method by leveraging the recent advances in implicit neural representations.

Novel View Synthesis

Dual-Branched Spatio-temporal Fusion Network for Multi-horizon Tropical Cyclone Track Forecast

no code implementations27 Feb 2022 Zili Liu, Kun Hao, Xiaoyi Geng, Zhenwei Shi

Tropical cyclone (TC) is an extreme tropical weather system and its trajectory can be described by a variety of spatio-temporal data.

Tropical Cyclone Track Forecasting

Geographical Knowledge-driven Representation Learning for Remote Sensing Images

1 code implementation12 Jul 2021 Wenyuan Li, Keyan Chen, Hao Chen, Zhenwei Shi

The proliferation of remote sensing satellites has resulted in a massive amount of remote sensing images.

object-detection Object Detection +3

Lung Cancer Diagnosis Using Deep Attention Based on Multiple Instance Learning and Radiomics

no code implementations29 Apr 2021 Junhua Chen, Haiyan Zeng, Chong Zhang, Zhenwei Shi, Andre Dekker, Leonard Wee, Inigo Bermejo

In this article, we treat lung cancer diagnosis as a multiple instance learning (MIL) problem in order to better reflect the diagnosis process in the clinical setting and for the higher interpretability of the output.

Deep Attention Lung Cancer Diagnosis +2

Feedback Refined Local-Global Network for Super-Resolution of Hyperspectral Imagery

no code implementations7 Mar 2021 Zhenjie Tang, Qing Xu, Zhenwei Shi, Bin Pan

To be specific, we develop a new Feedback Structure and a Local-Global Spectral Block to alleviate the difficulty in spatial and spectral feature extraction.

Hyperspectral Image Super-Resolution Image Super-Resolution

Remote Sensing Image Change Detection with Transformers

5 code implementations27 Feb 2021 Hao Chen, Zipeng Qi, Zhenwei Shi

To achieve this, we express the bitemporal image into a few tokens, and use a transformer encoder to model contexts in the compact token-based space-time.

Building change detection for remote sensing images Change Detection

NeuralMagicEye: Learning to See and Understand the Scene Behind an Autostereogram

1 code implementation31 Dec 2020 Zhengxia Zou, Tianyang Shi, Yi Yuan, Zhenwei Shi

This paper studies an interesting question that whether a deep CNN can be trained to recover the depth behind an autostereogram and understand its content.

Stylized Neural Painting

4 code implementations CVPR 2021 Zhengxia Zou, Tianyang Shi, Shuang Qiu, Yi Yuan, Zhenwei Shi

Different from previous image-to-image translation methods that formulate the translation as pixel-wise prediction, we deal with such an artistic creation process in a vectorized environment and produce a sequence of physically meaningful stroke parameters that can be further used for rendering.

Disentanglement Image-to-Image Translation +2

Face-to-Parameter Translation for Game Character Auto-Creation

no code implementations ICCV 2019 Tianyang Shi, Yi Yuan, Changjie Fan, Zhengxia Zou, Zhenwei Shi, Yong liu

Character customization system is an important component in Role-Playing Games (RPGs), where players are allowed to edit the facial appearance of their in-game characters with their own preferences rather than using default templates.

Style Transfer Translation

Object Detection in 20 Years: A Survey

1 code implementation13 May 2019 Zhengxia Zou, Keyan Chen, Zhenwei Shi, Yuhong Guo, Jieping Ye

Object detection, as of one the most fundamental and challenging problems in computer vision, has received great attention in recent years.

Face Detection object-detection +2

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