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Multimodal pathological images are usually in clinical diagnosis, but computer vision-based multimodal image-assisted diagnosis faces challenges with modality fusion, especially in the absence of expert-annotated data. To achieve the…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Qinghua Lin , Guang-Hai Liu , Zuoyong Li , Yang Li , Yuting Jiang , Xiang Wu

Glioblastoma is profoundly heterogeneous in regional microstructure and vasculature. Characterizing the spatial heterogeneity of glioblastoma could lead to more precise treatment. With unsupervised learning techniques, glioblastoma…

机器学习 · 计算机科学 2021-08-24 Yifan Li , Chao Li , Yiran Wei , Stephen Price , Carola-Bibiane Schönlieb , Xi Chen

With the growing success of multi-modal learning, research on the robustness of multi-modal models, especially when facing situations with missing modalities, is receiving increased attention. Nevertheless, previous studies in this domain…

人工智能 · 计算机科学 2023-10-11 Siting Li , Chenzhuang Du , Yue Zhao , Yu Huang , Hang Zhao

As in many fields of medical research, survival analysis has witnessed a growing interest in the application of deep learning techniques to model complex, high-dimensional, heterogeneous, incomplete, and censored medical data. Current…

机器学习 · 计算机科学 2023-12-25 Patricia A. Apellániz , Juan Parras , Santiago Zazo

We propose an Explicit Conditional Multimodal Variational Auto-Encoder (ECMVAE) for audio-visual segmentation (AVS), aiming to segment sound sources in the video sequence. Existing AVS methods focus on implicit feature fusion strategies,…

计算机视觉与模式识别 · 计算机科学 2023-10-13 Yuxin Mao , Jing Zhang , Mochu Xiang , Yiran Zhong , Yuchao Dai

Multimodal Action Quality Assessment (AQA) has recently emerged as a promising paradigm. By leveraging complementary information across shared contextual cues, it enhances the discriminative evaluation of subtle intra-class variations in…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Huangbiao Xu , Huanqi Wu , Xiao Ke , Junyi Wu , Rui Xu , Jinglin Xu

Medical Visual Question Answering (Medical-VQA) aims to to answer clinical questions regarding radiology images, assisting doctors with decision-making options. Nevertheless, current Medical-VQA models learn cross-modal representations…

计算机视觉与模式识别 · 计算机科学 2023-09-28 Chenlu Zhan , Peng Peng , Hongsen Wang , Tao Chen , Hongwei Wang

Modality representation learning is an important problem for multimodal sentiment analysis (MSA), since the highly distinguishable representations can contribute to improving the analysis effect. Previous works of MSA have usually focused…

多媒体 · 计算机科学 2023-01-31 Peipei Liu , Xin Zheng , Hong Li , Jie Liu , Yimo Ren , Hongsong Zhu , Limin Sun

Integrating cross-department multi-modal data (e.g., radiological, pathological, genomic, and clinical data) is ubiquitous in brain cancer diagnosis and survival prediction. To date, such an integration is typically conducted by human…

Masked Autoencoders (MAEs) have emerged as a dominant strategy for self-supervised representation learning in natural images, where models are pre-trained to reconstruct masked patches with a pixel-wise mean squared error (MSE) between…

图像与视频处理 · 电气工程与系统科学 2025-07-16 Chetan Madan , Aarjav Satia , Soumen Basu , Pankaj Gupta , Usha Dutta , Chetan Arora

Variational autoencoders (VAEs) combine latent variables with amortized variational inference, whose optimization usually converges into a trivial local optimum termed posterior collapse, especially in text modeling. By tracking the…

计算与语言 · 计算机科学 2020-04-21 Chen Wu , Prince Zizhuang Wang , William Yang Wang

Although semi-supervised variational autoencoder (SemiVAE) works in image classification task, it fails in text classification task if using vanilla LSTM as its decoder. From a perspective of reinforcement learning, it is verified that the…

计算与语言 · 计算机科学 2016-11-28 Weidi Xu , Haoze Sun , Chao Deng , Ying Tan

Multimodal learning aims to imitate human beings to acquire complementary information from multiple modalities for various downstream tasks. However, traditional aggregation-based multimodal fusion methods ignore the inter-modality…

计算机视觉与模式识别 · 计算机科学 2023-05-17 Heqing Zou , Meng Shen , Chen Chen , Yuchen Hu , Deepu Rajan , Eng Siong Chng

Survival prediction, utilizing pathological images and genomic profiles, is increasingly important in cancer analysis and prognosis. Despite significant progress, precise survival analysis still faces two main challenges: (1) The massive…

图像与视频处理 · 电气工程与系统科学 2024-06-26 Songhan Jiang , Zhengyu Gan , Linghan Cai , Yifeng Wang , Yongbing Zhang

Multi-instance learning is a type of weakly supervised learning. It deals with tasks where the data is a set of bags and each bag is a set of instances. Only the bag labels are observed whereas the labels for the instances are unknown. An…

机器学习 · 计算机科学 2021-05-05 Weijia Zhang

In recent years, multimodal medical data-based survival analysis has attracted much attention. However, real-world datasets often suffer from the problem of incomplete modality, where some patient modality information is missing due to…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Yi Yin , Yuntao Shou , Zao Dai , Yun Peng , Tao Meng , Wei Ai , Keqin Li

Recent advancements in multimodal Variational AutoEncoders (VAEs) have highlighted their potential for modeling complex data from multiple modalities. However, many existing approaches use relatively straightforward aggregating schemes that…

机器学习 · 计算机科学 2025-02-10 Fouad Oubari , Mohamed El Baha , Raphael Meunier , Rodrigue Décatoire , Mathilde Mougeot

Recent state-of-the-art autoencoder based generative models have an encoder-decoder structure and learn a latent representation with a pre-defined distribution that can be sampled from. Implementing the encoder networks of these models in a…

机器学习 · 计算机科学 2020-05-11 D. T. Braithwaite , M. O'Connor , W. B. Kleijn

In the contrastive analysis (CA) setting, machine learning practitioners are specifically interested in discovering patterns that are enriched in a target dataset as compared to a background dataset generated from sources of variation…

机器学习 · 计算机科学 2022-02-23 Ethan Weinberger , Nicasia Beebe-Wang , Su-In Lee

The rapidly emerging field of deep learning-based computational pathology has shown promising results in utilizing whole slide images (WSIs) to objectively prognosticate cancer patients. However, most prognostic methods are currently…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Mingxin Liu , Yunzan Liu , Hui Cui , Chunquan Li , Jiquan Ma