Search Results for author: Yifei Chen

Found 27 papers, 18 papers with code

LPUWF-LDM: Enhanced Latent Diffusion Model for Precise Late-phase UWF-FA Generation on Limited Dataset

1 code implementation1 Sep 2024 Zhaojie Fang, Xiao Yu, Guanyu Zhou, Ke Zhuang, Yifei Chen, Ruiquan Ge, Changmiao Wang, Gangyong Jia, Qing Wu, Juan Ye, Maimaiti Nuliqiman, Peifang Xu, Ahmed Elazab

Our Latent Diffusion Model for Ultra-Wide-Field Late-Phase Fluorescein Angiography (LPUWF-LDM) effectively reconstructs fine details in late-phase UWF-FA and achieves state-of-the-art results compared to other existing methods when working with limited datasets.

Toward Robust Early Detection of Alzheimer's Disease via an Integrated Multimodal Learning Approach

1 code implementation29 Aug 2024 Yifei Chen, Shenghao Zhu, Zhaojie Fang, Chang Liu, Binfeng Zou, Yuhe Wang, Shuo Chang, Fan Jia, Feiwei Qin, Jin Fan, Yong Peng, Changmiao Wang

Alzheimer's Disease (AD) is a complex neurodegenerative disorder marked by memory loss, executive dysfunction, and personality changes.

EEG

TC-KANRecon: High-Quality and Accelerated MRI Reconstruction via Adaptive KAN Mechanisms and Intelligent Feature Scaling

1 code implementation11 Aug 2024 Ruiquan Ge, Xiao Yu, Yifei Chen, Fan Jia, Shenghao Zhu, Guanyu Zhou, Yiyu Huang, Chenyan Zhang, Dong Zeng, Changmiao Wang, Qiegen Liu, Shanzhou Niu

Furthermore, the MC-Model module incorporates full-sampling k-space information, realizing efficient fusion of conditional information, enhancing the model's ability to process complex data, and improving the realism and detail richness of reconstructed images.

Image Denoising MRI Reconstruction

GFE-Mamba: Mamba-based AD Multi-modal Progression Assessment via Generative Feature Extraction from MCI

1 code implementation22 Jul 2024 Zhaojie Fang, Shenghao Zhu, Yifei Chen, Binfeng Zou, Fan Jia, Linwei Qiu, Chang Liu, Yiyu Huang, Xiang Feng, Feiwei Qin, Changmiao Wang, Yeru Wang, Jin Fan, Changbiao Chu, Wan-Zhen Wu, Hu Zhao

Alzheimer's Disease (AD) is an irreversible neurodegenerative disorder that often progresses from Mild Cognitive Impairment (MCI), leading to memory loss and significantly impacting patients' lives.

SRGS: Super-Resolution 3D Gaussian Splatting

1 code implementation16 Apr 2024 Xiang Feng, Yongbo He, YuBo Wang, Yan Yang, Wen Li, Yifei Chen, Zhenzhong Kuang, Jiajun Ding, Jianping Fan, Yu Jun

This approach relies on the representation power of Gaussian primitives to provide a high-quality rendering.

Novel View Synthesis Super-Resolution

CRM: Single Image to 3D Textured Mesh with Convolutional Reconstruction Model

no code implementations8 Mar 2024 Zhengyi Wang, Yikai Wang, Yifei Chen, Chendong Xiang, Shuo Chen, Dajiang Yu, Chongxuan Li, Hang Su, Jun Zhu

In this work, we present the Convolutional Reconstruction Model (CRM), a high-fidelity feed-forward single image-to-3D generative model.

Image to 3D

Generalizable Whole Slide Image Classification with Fine-Grained Visual-Semantic Interaction

1 code implementation CVPR 2024 Hao Li, Ying Chen, Yifei Chen, Wenxian Yang, Bowen Ding, Yuchen Han, Liansheng Wang, Rongshan Yu

It is designed to enhance the model's generalizability by leveraging the interaction between localized visual patterns and fine-grained pathological semantics.

Image Classification Language Modelling +3

TC-DiffRecon: Texture coordination MRI reconstruction method based on diffusion model and modified MF-UNet method

1 code implementation17 Feb 2024 Chenyan Zhang, Yifei Chen, Zhenxiong Fan, Yiyu Huang, Wenchao Weng, Ruiquan Ge, Dong Zeng, Changmiao Wang

We also suggest the incorporation of the MF-UNet module, designed to enhance the quality of MRI images generated by the model while mitigating the over-smoothing issue to a certain extent.

Image Generation MRI Reconstruction

Semi-supervised Medical Image Segmentation Method Based on Cross-pseudo Labeling Leveraging Strong and Weak Data Augmentation Strategies

1 code implementation17 Feb 2024 Yifei Chen, Chenyan Zhang, Yifan Ke, Yiyu Huang, Xuezhou Dai, Feiwei Qin, Yongquan Zhang, Xiaodong Zhang, Changmiao Wang

Traditional supervised learning methods have historically encountered certain constraints in medical image segmentation due to the challenging collection process, high labeling cost, low signal-to-noise ratio, and complex features characterizing biomedical images.

Data Augmentation Diversity +3

A Survey on Hallucination in Large Vision-Language Models

1 code implementation1 Feb 2024 Hanchao Liu, Wenyuan Xue, Yifei Chen, Dapeng Chen, Xiutian Zhao, Ke Wang, Liping Hou, Rongjun Li, Wei Peng

In this comprehensive survey, we dissect LVLM-related hallucinations in an attempt to establish an overview and facilitate future mitigation.

Hallucination

INTERS: Unlocking the Power of Large Language Models in Search with Instruction Tuning

1 code implementation12 Jan 2024 Yutao Zhu, Peitian Zhang, Chenghao Zhang, Yifei Chen, Binyu Xie, Zheng Liu, Ji-Rong Wen, Zhicheng Dou

Despite this, their application to information retrieval (IR) tasks is still challenging due to the infrequent occurrence of many IR-specific concepts in natural language.

Diversity document understanding +3

Accurate Leukocyte Detection Based on Deformable-DETR and Multi-Level Feature Fusion for Aiding Diagnosis of Blood Diseases

1 code implementation1 Jan 2024 Yifei Chen, Chenyan Zhang, Ben Chen, Yiyu Huang, Yifei Sun, Changmiao Wang, Xianjun Fu, Yuxing Dai, Feiwei Qin, Yong Peng, Yu Gao

To address these issues, this paper proposes an innovative method of leukocyte detection: the Multi-level Feature Fusion and Deformable Self-attention DETR (MFDS-DETR).

SCUNet++: Swin-UNet and CNN Bottleneck Hybrid Architecture with Multi-Fusion Dense Skip Connection for Pulmonary Embolism CT Image Segmentation

1 code implementation22 Dec 2023 Yifei Chen, Binfeng Zou, Zhaoxin Guo, Yiyu Huang, Yifan Huang, Feiwei Qin, Qinhai Li, Changmiao Wang

These findings demonstrate that our method exhibits strong performance in PE segmentation tasks, potentially enhancing the accuracy of automatic segmentation of PE and providing a powerful diagnostic tool for clinical physicians.

Decoder Image Segmentation +2

Align before Adapt: Leveraging Entity-to-Region Alignments for Generalizable Video Action Recognition

no code implementations CVPR 2024 Yifei Chen, Dapeng Chen, Ruijin Liu, Sai Zhou, Wenyuan Xue, Wei Peng

With the aligned entities, we feed their text embeddings to a transformer-based video adapter as the queries, which can help extract the semantics of the most important entities from a video to a vector.

Action Recognition Representation Learning +1

ChartDETR: A Multi-shape Detection Network for Visual Chart Recognition

no code implementations15 Aug 2023 Wenyuan Xue, Dapeng Chen, Baosheng Yu, Yifei Chen, Sai Zhou, Wei Peng

Visual chart recognition systems are gaining increasing attention due to the growing demand for automatically identifying table headers and values from chart images.

Keypoint Detection

Efficient information recovery from Pauli noise via classical shadow

no code implementations6 May 2023 Yifei Chen, Zhan Yu, Chenghong Zhu, Xin Wang

The rapid advancement of quantum computing has led to an extensive demand for effective techniques to extract classical information from quantum systems, particularly in fields like quantum machine learning and quantum chemistry.

Quantum Machine Learning

Video Action Recognition with Attentive Semantic Units

no code implementations ICCV 2023 Yifei Chen, Dapeng Chen, Ruijin Liu, Hao Li, Wei Peng

Supervised by the semantics of action labels, recent works adapt the visual branch of VLMs to learn video representations.

Action Recognition Decoder +2

PPT: token-Pruned Pose Transformer for monocular and multi-view human pose estimation

2 code implementations16 Sep 2022 Haoyu Ma, Zhe Wang, Yifei Chen, Deying Kong, Liangjian Chen, Xingwei Liu, Xiangyi Yan, Hao Tang, Xiaohui Xie

In this paper, we propose the token-Pruned Pose Transformer (PPT) for 2D human pose estimation, which can locate a rough human mask and performs self-attention only within selected tokens.

Ranked #17 on 3D Human Pose Estimation on Human3.6M (using extra training data)

2D Human Pose Estimation 3D Human Pose Estimation

Rotation-invariant Mixed Graphical Model Network for 2D Hand Pose Estimation

no code implementations5 Feb 2020 Deying Kong, Haoyu Ma, Yifei Chen, Xiaohui Xie

In this paper, we propose a new architecture named Rotation-invariant Mixed Graphical Model Network (R-MGMN) to solve the problem of 2D hand pose estimation from a monocular RGB image.

Hand Pose Estimation

Nonparametric Structure Regularization Machine for 2D Hand Pose Estimation

1 code implementation24 Jan 2020 Yifei Chen, Haoyu Ma, Deying Kong, Xiangyi Yan, Jianbao Wu, Wei Fan, Xiaohui Xie

We propose a novel Nonparametric Structure Regularization Machine (NSRM) for 2D hand pose estimation, adopting a cascade multi-task architecture to learn hand structure and keypoint representations jointly.

Hand Pose Estimation

Adaptive Graphical Model Network for 2D Handpose Estimation

1 code implementation18 Sep 2019 Deying Kong, Yifei Chen, Haoyu Ma, Xiangyi Yan, Xiaohui Xie

In this paper, we propose a new architecture called Adaptive Graphical Model Network (AGMN) to tackle the task of 2D hand pose estimation from a monocular RGB image.

Hand Pose Estimation

Inference in Kingman's Coalescent with Particle Markov Chain Monte Carlo Method

no code implementations3 May 2013 Yifei Chen, Xiaohui Xie

We propose a new algorithm to do posterior sampling of Kingman's coalescent, based upon the Particle Markov Chain Monte Carlo methodology.

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