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    <title>Haoyu Wang | ViLab</title>
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      <title>Haoyu Wang</title>
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      <title>MMSupcon: An image fusion-based multi-modal supervised contrastive method for brain tumor diagnosis</title>
      <link>https://vilab.team/publication/mmsupcon-an-image-fusion-based-multi-modal-supervised-contra/</link>
      <pubDate>Thu, 28 Aug 2025 00:00:00 +0000</pubDate>
      <guid>https://vilab.team/publication/mmsupcon-an-image-fusion-based-multi-modal-supervised-contra/</guid>
      <description>&lt;p&gt;本文针对脑肿瘤多模态MRI诊断中融合策略受限于样本稀缺的问题，提出多模态监督对比学习方法MMSupcon。该方法通过多模态医学图像融合生成信息丰富的样本，并设计多模态监督对比损失，引导模型有效整合互补模态信息，提升诊断准确性。&lt;/p&gt;
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      <title>Multi-modal diffusion network with controllable variability for medical image segmentation</title>
      <link>https://vilab.team/publication/multi-modal-diffusion-network-with-controllable-variability-/</link>
      <pubDate>Tue, 03 Dec 2024 00:00:00 +0000</pubDate>
      <guid>https://vilab.team/publication/multi-modal-diffusion-network-with-controllable-variability-/</guid>
      <description>&lt;p&gt;本文提出一种具有可控变异性的多模态扩散分割网络（MMDSN），用于医学图像分割。该方法通过医学文本注释实现多模态条件控制，增强视觉语义表示的一致性，并建立视觉与语言之间的对应关系。同时，MMDSN 在潜在高斯空间中对多个时间步的不确定性分布进行约束，从而控制每个去噪时间步的变异性，减少扩散模型随机采样带来的分割偏差。在 Qata-Covid19 等数据集上的实验验证了其有效性。&lt;/p&gt;
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      <title>Advancing presurgical non-invasive molecular subgroup prediction in medulloblastoma using artificial intelligence and MRI signatures</title>
      <link>https://vilab.team/publication/advancing-presurgical-non-invasive-molecular-subgroup-predic/</link>
      <pubDate>Mon, 08 Jul 2024 00:00:00 +0000</pubDate>
      <guid>https://vilab.team/publication/advancing-presurgical-non-invasive-molecular-subgroup-predic/</guid>
      <description>&lt;p&gt;本文构建了涵盖中国和美国13个中心934例髓母细胞瘤患者的国际分子特征数据库，利用人工智能和MRI影像特征实现术前无创的分子亚型预测。通过交叉验证、外部验证和连续验证，证明了模型作为通用分子诊断分类器的有效性，并通过对MRI特征的详细分析，从影像学角度深化了对髓母细胞瘤的理解，为临床管理提供了低成本、可推广的替代路径。&lt;/p&gt;
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