Search Results for author: Chaoyi Wu

Found 15 papers, 9 papers with code

Knowledge-enhanced Visual-Language Pretraining for Computational Pathology

no code implementations15 Apr 2024 Xiao Zhou, Xiaoman Zhang, Chaoyi Wu, Ya zhang, Weidi Xie, Yanfeng Wang

In this paper, we consider the problem of visual representation learning for computational pathology, by exploiting large-scale image-text pairs gathered from public resources, along with the domain specific knowledge in pathology.

Cross-Modal Retrieval Language Modelling +4

Towards Building Multilingual Language Model for Medicine

1 code implementation21 Feb 2024 Pengcheng Qiu, Chaoyi Wu, Xiaoman Zhang, Weixiong Lin, Haicheng Wang, Ya zhang, Yanfeng Wang, Weidi Xie

In this paper, we aim to develop an open-source, multilingual language model for medicine, that the benefits a wider, linguistically diverse audience from different regions.

Language Modelling Question Answering

One Model to Rule them All: Towards Universal Segmentation for Medical Images with Text Prompts

no code implementations28 Dec 2023 Ziheng Zhao, Yao Zhang, Chaoyi Wu, Xiaoman Zhang, Ya zhang, Yanfeng Wang, Weidi Xie

Our main contributions are three folds: (i) on data construction, we combine multiple knowledge sources to construct a multi-modal medical knowledge tree; Then we build up a large-scale segmentation dataset for training, by collecting over 11K 3D medical image scans from 31 segmentation datasets with careful standardization on both visual scans and label space; (ii) on model training, we formulate a universal segmentation model, that can be prompted by inputting medical terminologies in text form.

Representation Learning Segmentation +1

Large-scale Long-tailed Disease Diagnosis on Radiology Images

1 code implementation26 Dec 2023 Qiaoyu Zheng, Weike Zhao, Chaoyi Wu, Xiaoman Zhang, Ya zhang, Yanfeng Wang, Weidi Xie

In this study, we aim to investigate the problem of large-scale, large-vocabulary disease classification for radiologic images, which can be formulated as a multi-modal, multi-anatomy, multi-label, long-tailed classification.

Anatomy

Can GPT-4V(ision) Serve Medical Applications? Case Studies on GPT-4V for Multimodal Medical Diagnosis

1 code implementation15 Oct 2023 Chaoyi Wu, Jiayu Lei, Qiaoyu Zheng, Weike Zhao, Weixiong Lin, Xiaoman Zhang, Xiao Zhou, Ziheng Zhao, Ya zhang, Yanfeng Wang, Weidi Xie

Driven by the large foundation models, the development of artificial intelligence has witnessed tremendous progress lately, leading to a surge of general interest from the public.

Anatomy Computed Tomography (CT) +2

UniBrain: Universal Brain MRI Diagnosis with Hierarchical Knowledge-enhanced Pre-training

1 code implementation13 Sep 2023 Jiayu Lei, Lisong Dai, Haoyun Jiang, Chaoyi Wu, Xiaoman Zhang, Yao Zhang, Jiangchao Yao, Weidi Xie, Yanyong Zhang, Yuehua Li, Ya zhang, Yanfeng Wang

Magnetic resonance imaging~(MRI) have played a crucial role in brain disease diagnosis, with which a range of computer-aided artificial intelligence methods have been proposed.

PMC-VQA: Visual Instruction Tuning for Medical Visual Question Answering

2 code implementations17 May 2023 Xiaoman Zhang, Chaoyi Wu, Ziheng Zhao, Weixiong Lin, Ya zhang, Yanfeng Wang, Weidi Xie

In this paper, we focus on the problem of Medical Visual Question Answering (MedVQA), which is crucial in efficiently interpreting medical images with vital clinic-relevant information.

Generative Visual Question Answering Language Modelling +4

PMC-LLaMA: Towards Building Open-source Language Models for Medicine

1 code implementation27 Apr 2023 Chaoyi Wu, Weixiong Lin, Xiaoman Zhang, Ya zhang, Yanfeng Wang, Weidi Xie

Our contributions are threefold: (i) we systematically investigate the process of adapting a general-purpose foundation language model towards medical domain, this involves data-centric knowledge injection through the integration of 4. 8M biomedical academic papers and 30K medical textbooks, as well as comprehensive fine-tuning for alignment with domain-specific instructions; (ii) we contribute a large-scale, comprehensive dataset for instruction tuning.

Language Modelling Natural Language Understanding +1

Knowledge-enhanced Visual-Language Pre-training on Chest Radiology Images

1 code implementation27 Feb 2023 Xiaoman Zhang, Chaoyi Wu, Ya zhang, Yanfeng Wang, Weidi Xie

While multi-modal foundation models pre-trained on large-scale data have been successful in natural language understanding and vision recognition, their use in medical domains is still limited due to the fine-grained nature of medical tasks and the high demand for domain knowledge.

Natural Language Understanding Representation Learning

Integrating features from lymph node stations for metastatic lymph node detection

no code implementations9 Jan 2023 Chaoyi Wu, Feng Chang, Xiao Su, Zhihan Wu, Yanfeng Wang, Ling Zhu, Ya zhang

The branch targets to solve a closely related task on the LN station level, i. e., classifying whether an LN station contains metastatic LN or not, so as to learn representations for LN stations.

Computed Tomography (CT)

MedKLIP: Medical Knowledge Enhanced Language-Image Pre-Training in Radiology

no code implementations5 Jan 2023 Chaoyi Wu, Xiaoman Zhang, Ya zhang, Yanfeng Wang, Weidi Xie

In this paper, we consider enhancing medical visual-language pre-training (VLP) with domain-specific knowledge, by exploiting the paired image-text reports from the radiological daily practice.

Medical Diagnosis Self-Supervised Learning

MedKLIP: Medical Knowledge Enhanced Language-Image Pre-Training for X-ray Diagnosis

no code implementations ICCV 2023 Chaoyi Wu, Xiaoman Zhang, Ya zhang, Yanfeng Wang, Weidi Xie

In this paper, we consider enhancing medical visual-language pre-training (VLP) with domain-specific knowledge, by exploiting the paired image-text reports from the radiological daily practice.

Medical Diagnosis

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