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We introduce Post-DAE, a post-processing method based on denoising autoencoders (DAE) to improve the anatomical plausibility of arbitrary biomedical image segmentation algorithms. Some of the most popular segmentation methods (e.g. based on…

计算机视觉与模式识别 · 计算机科学 2020-06-25 Agostina J Larrazabal , César Martínez , Ben Glocker , Enzo Ferrante

Recent work in unsupervised learning has focused on efficient inference and learning in latent variables models. Training these models by maximizing the evidence (marginal likelihood) is typically intractable. Thus, a common approximation…

机器学习 · 计算机科学 2021-02-15 Linh Tran , Maja Pantic , Marc Peter Deisenroth

Our contribution is a unified cross-modality feature disentagling approach for multi-domain image translation and multiple organ segmentation. Using CT as the labeled source domain, our approach learns to segment multi-modal (T1-weighted…

图像与视频处理 · 电气工程与系统科学 2020-07-21 Jue Jiang , Harini Veeraraghavan

Segmentation of cardiac magnetic resonance images (MRI) is crucial for the analysis and assessment of cardiac function, helping to diagnose and treat various cardiovascular diseases. Most recent techniques rely on deep learning and usually…

计算机视觉与模式识别 · 计算机科学 2025-05-08 Bruno Viti , Franz Thaler , Kathrin Lisa Kapper , Martin Urschler , Martin Holler , Elias Karabelas

Multimodal learning with incomplete input data (missing modality) is practical and challenging. In this work, we conduct an in-depth analysis of this challenge and find that modality dominance has a significant negative impact on the model…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Hao Wang , Shengda Luo , Guosheng Hu , Jianguo Zhang

Segmentation models are important tools for the detection and analysis of lesions in brain MRI. Depending on the type of brain pathology that is imaged, MRI scanners can acquire multiple, different image modalities (contrasts). Most…

计算机视觉与模式识别 · 计算机科学 2025-09-12 Anthony P. Addison , Felix Wagner , Wentian Xu , Natalie Voets , Konstantinos Kamnitsas

Brain lesion segmentation plays an essential role in neurological research and diagnosis. As brain lesions can be caused by various pathological alterations, different types of brain lesions tend to manifest with different characteristics…

图像与视频处理 · 电气工程与系统科学 2024-07-17 Xinru Zhang , Ni Ou , Berke Doga Basaran , Marco Visentin , Mengyun Qiao , Renyang Gu , Cheng Ouyang , Yaou Liu , Paul M. Matthew , Chuyang Ye , Wenjia Bai

We investigate deep generative models that can exchange multiple modalities bi-directionally, e.g., generating images from corresponding texts and vice versa. A major approach to achieve this objective is to train a model that integrates…

机器学习 · 统计学 2018-01-29 Masahiro Suzuki , Kotaro Nakayama , Yutaka Matsuo

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

The Masked Autoencoder (MAE) has recently demonstrated effectiveness in pre-training Vision Transformers (ViT) for analyzing natural images. By reconstructing complete images from partially masked inputs, the ViT encoder gathers contextual…

图像与视频处理 · 电气工程与系统科学 2025-06-03 Badhan Kumar Das , Gengyan Zhao , Han Liu , Thomas J. Re , Dorin Comaniciu , Eli Gibson , Andreas Maier

Multimodal learning leverages complementary information derived from different modalities, thereby enhancing performance in medical image segmentation. However, prevailing multimodal learning methods heavily rely on extensive well-annotated…

计算机视觉与模式识别 · 计算机科学 2024-09-05 Xiaogen Zhou , Yiyou Sun , Min Deng , Winnie Chiu Wing Chu , Qi Dou

Conformational sampling of biomolecules using molecular dynamics simulations often produces large amount of high dimensional data that makes it difficult to interpret using conventional analysis techniques. Dimensionality reduction methods…

生物大分子 · 定量生物学 2021-12-08 Mahdi Ghorbani , Samarjeet Prasad , Jeffery B. Klauda , Bernard R. Brooks

The accurate prognosis of Glioblastoma Multiforme (GBM) plays an essential role in planning correlated surgeries and treatments. The conventional models of survival prediction rely on radiomic features using magnetic resonance imaging…

图像与视频处理 · 电气工程与系统科学 2021-05-03 Mobarakol Islam , Navodini Wijethilake , Hongliang Ren

Elucidating the functional mechanisms of the primary visual cortex (V1) remains a fundamental challenge in systems neuroscience. Current computational models face two critical limitations, namely the challenge of cross-modal integration…

神经元与认知 · 定量生物学 2024-12-20 Yu Zhu , Bo Lei , Chunfeng Song , Wanli Ouyang , Shan Yu , Tiejun Huang

Accurate brain tumor segmentation from multi-modal magnetic resonance imaging (MRI) is a prerequisite for precise radiotherapy planning and surgical navigation. While recent Transformer-based models such as Swin UNETR have achieved…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Yan Zhou , Zhen Huang , Yingqiu Li , Yue Ouyang , Suncheng Xiang , Zehua Wang

Existing brain tumor segmentation methods usually utilize multiple Magnetic Resonance Imaging (MRI) modalities in brain tumor images for segmentation, which can achieve better segmentation performance. However, in clinical applications,…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Ming Kang , Fung Fung Ting , Shier Nee Saw , Raphaël C. -W. Phan , Zongyuan Ge , Chee-Ming Ting

Integrating the different data modalities of cancer patients can significantly improve the predictive performance of patient survival. However, most existing methods ignore the simultaneous utilization of rich semantic features at different…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Liangrui Pan , Yijun Peng , Yan Li , Yiyi Liang , Liwen Xu , Qingchun Liang , Shaoliang Peng

This paper explores Masked Autoencoders (MAE) with Gaussian Splatting. While reconstructive self-supervised learning frameworks such as MAE learns good semantic abstractions, it is not trained for explicit spatial awareness. Our approach,…

计算机视觉与模式识别 · 计算机科学 2025-01-07 Jathushan Rajasegaran , Xinlei Chen , Rulilong Li , Christoph Feichtenhofer , Jitendra Malik , Shiry Ginosar

Multi-View Clustering (MVC) has gained significant attention for its ability to leverage complementary information across diverse views. However, existing deep MVC methods often struggle with view-distribution entanglement during cross-view…

计算机视觉与模式识别 · 计算机科学 2026-05-18 Xin Zou , Ruimeng Liu , Chang Tang , Zhenglai Li , Xinwang Liu , Kunlun He , Wanqing Li

Medical data sets are usually corrupted by noise and missing data. These missing patterns are commonly assumed to be completely random, but in medical scenarios, the reality is that these patterns occur in bursts due to sensors that are off…

机器学习 · 计算机科学 2021-11-09 Daniel Barrejón , Pablo M. Olmos , Antonio Artés-Rodríguez