Search Results for author: Jiangyun Li

Found 12 papers, 6 papers with code

Med-DANet V2: A Flexible Dynamic Architecture for Efficient Medical Volumetric Segmentation

no code implementations28 Oct 2023 Haoran Shen, Yifu Zhang, Wenxuan Wang, Chen Chen, Jing Liu, Shanshan Song, Jiangyun Li

As a pioneering work, a dynamic architecture network for medical volumetric segmentation (i. e. Med-DANet) has achieved a favorable accuracy and efficiency trade-off by dynamically selecting a suitable 2D candidate model from the pre-defined model bank for different slices.

Computational Efficiency MRI segmentation +2

CM-MaskSD: Cross-Modality Masked Self-Distillation for Referring Image Segmentation

no code implementations19 May 2023 Wenxuan Wang, Jing Liu, Xingjian He, Yisi Zhang, Chen Chen, Jiachen Shen, Yan Zhang, Jiangyun Li

Referring image segmentation (RIS) is a fundamental vision-language task that intends to segment a desired object from an image based on a given natural language expression.

Image Segmentation Segmentation +1

FreMIM: Fourier Transform Meets Masked Image Modeling for Medical Image Segmentation

1 code implementation21 Apr 2023 Wenxuan Wang, Jing Wang, Chen Chen, Jianbo Jiao, Yuanxiu Cai, Shanshan Song, Jiangyun Li

The research community has witnessed the powerful potential of self-supervised Masked Image Modeling (MIM), which enables the models capable of learning visual representation from unlabeled data.

Image Segmentation Medical Image Segmentation +2

Med-Tuning: Parameter-Efficient Transfer Learning with Fine-Grained Feature Enhancement for Medical Volumetric Segmentation

no code implementations21 Apr 2023 Wenxuan Wang, Jiachen Shen, Chen Chen, Jianbo Jiao, Jing Liu, Yan Zhang, Shanshan Song, Jiangyun Li

In this paper, we present the study on parameter-efficient transfer learning for medical volumetric segmentation and propose a new framework named Med-Tuning based on intra-stage feature enhancement and inter-stage feature interaction.

Segmentation Transfer Learning

MF2-MVQA: A Multi-stage Feature Fusion method for Medical Visual Question Answering

no code implementations11 Nov 2022 Shanshan Song, Jiangyun Li, Jing Wang, Yuanxiu Cai, Wenkai Dong

There is a key problem in the medical visual question answering task that how to effectively realize the feature fusion of language and medical images with limited datasets.

Medical Visual Question Answering Question Answering +1

Positive-Negative Equal Contrastive Loss for Semantic Segmentation

no code implementations4 Jul 2022 Jing Wang, Jiangyun Li, Wei Li, Lingfei Xuan, Tianxiang Zhang, Wenxuan Wang

The contextual information is critical for various computer vision tasks, previous works commonly design plug-and-play modules and structural losses to effectively extract and aggregate the global context.

Contrastive Learning Semantic Segmentation

Med-DANet: Dynamic Architecture Network for Efficient Medical Volumetric Segmentation

no code implementations14 Jun 2022 Wenxuan Wang, Chen Chen, Jing Wang, Sen Zha, Yan Zhang, Jiangyun Li

For 3D medical image (e. g. CT and MRI) segmentation, the difficulty of segmenting each slice in a clinical case varies greatly.

Brain Tumor Segmentation Image Segmentation +5

Attention guided global enhancement and local refinement network for semantic segmentation

1 code implementation9 Apr 2022 Jiangyun Li, Sen Zha, Chen Chen, Meng Ding, Tianxiang Zhang, Hong Yu

First, commonly used upsampling methods in the decoder such as interpolation and deconvolution suffer from a local receptive field, unable to encode global contexts.

Semantic Segmentation

Category Guided Attention Network for Brain Tumor Segmentation in MRI

1 code implementation29 Mar 2022 Jiangyun Li, Hong Yu, Chen Chen, Meng Ding, Sen Zha

In this model, we design a Supervised Attention Module (SAM) based on the attention mechanism, which can capture more accurate and stable long-range dependency in feature maps without introducing much computational cost.

Brain Tumor Segmentation Segmentation +1

TransBTSV2: Towards Better and More Efficient Volumetric Segmentation of Medical Images

1 code implementation30 Jan 2022 Jiangyun Li, Wenxuan Wang, Chen Chen, Tianxiang Zhang, Sen Zha, Jing Wang, Hong Yu

Different from TransBTS, the proposed TransBTSV2 is not limited to brain tumor segmentation (BTS) but focuses on general medical image segmentation, providing a stronger and more efficient 3D baseline for volumetric segmentation of medical images.

Brain Tumor Segmentation Image Segmentation +3

TransBTS: Multimodal Brain Tumor Segmentation Using Transformer

2 code implementations7 Mar 2021 Wenxuan Wang, Chen Chen, Meng Ding, Jiangyun Li, Hong Yu, Sen Zha

To capture the local 3D context information, the encoder first utilizes 3D CNN to extract the volumetric spatial feature maps.

Brain Tumor Segmentation Image Classification +3

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