Search Results for author: Pengfei Jin

Found 7 papers, 3 papers with code

EchoFM: Foundation Model for Generalizable Echocardiogram Analysis

no code implementations30 Oct 2024 Sekeun Kim, Pengfei Jin, Sifan Song, Cheng Chen, Yiwei Li, Hui Ren, Xiang Li, Tianming Liu, Quanzheng Li

In this paper, we introduce EchoFM, a foundation model specifically designed to represent and analyze echocardiography videos.

Contrastive Learning Self-Supervised Learning

Retrieval Instead of Fine-tuning: A Retrieval-based Parameter Ensemble for Zero-shot Learning

no code implementations13 Oct 2024 Pengfei Jin, Peng Shu, Sekeun Kim, Qing Xiao, Sifan Song, Cheng Chen, Tianming Liu, Xiang Li, Quanzheng Li

Foundation models have become a cornerstone in deep learning, with techniques like Low-Rank Adaptation (LoRA) offering efficient fine-tuning of large models.

Computational Efficiency Image Segmentation +5

ECHOPulse: ECG controlled echocardio-grams video generation

1 code implementation4 Oct 2024 Yiwei Li, Sekeun Kim, Zihao Wu, Hanqi Jiang, Yi Pan, Pengfei Jin, Sifan Song, Yucheng Shi, Tianming Liu, Quanzheng Li, Xiang Li

Echocardiography (ECHO) is essential for cardiac assessments, but its video quality and interpretation heavily relies on manual expertise, leading to inconsistent results from clinical and portable devices.

Video Generation

Implicit Image-to-Image Schrodinger Bridge for Image Restoration

no code implementations10 Mar 2024 Yuang Wang, Siyeop Yoon, Pengfei Jin, Matthew Tivnan, Sifan Song, Zhennong Chen, Rui Hu, Li Zhang, Quanzheng Li, Zhiqiang Chen, Dufan Wu

The Image-to-Image Schr\"odinger Bridge (I$^2$SB) presents a promising alternative by starting the generative process from corrupted images and leveraging training techniques from score-based diffusion models.

Denoising Image Restoration +1

MediViSTA: Medical Video Segmentation via Temporal Fusion SAM Adaptation for Echocardiography

1 code implementation24 Sep 2023 Sekeun Kim, Pengfei Jin, Cheng Chen, Kyungsang Kim, Zhiliang Lyu, Hui Ren, Sunghwan Kim, Zhengliang Liu, Aoxiao Zhong, Tianming Liu, Xiang Li, Quanzheng Li

In this paper, we introduce MediViSTA, a parameter-efficient fine-tuning method designed to adapt the vision foundation model for medical video, with a specific focus on echocardiographic segmentation.

Image Segmentation Medical Image Segmentation +7

Machine learning assisted exploration for affine Deligne-Lusztig varieties

1 code implementation22 Aug 2023 Bin Dong, Xuhua He, Pengfei Jin, Felix Schremmer, Qingchao Yu

We demonstrate that this framework has a potential to accelerate pure mathematical research, leading to the discovery of new conjectures and promising research directions that could otherwise take significant time to uncover.

NPTC-net: Narrow-Band Parallel Transport Convolutional Neural Network on Point Clouds

no code implementations29 May 2019 Pengfei Jin, Tianhao Lai, Rongjie Lai, Bin Dong

Designing appropriate convolution neural networks on manifold-structured point clouds can inherit and empower recent advances of CNNs to analyzing and processing point cloud data.

General Classification Point Cloud Classification

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