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The usage of medical image data for the training of large-scale machine learning approaches is particularly challenging due to its scarce availability and the costly generation of data annotations, typically requiring the engagement of…

计算机视觉与模式识别 · 计算机科学 2024-06-26 Joshua Niemeijer , Jan Ehrhardt , Hristina Uzunova , Heinz Handels

We propose a method for gene expression based analysis of cancer phenotypes incorporating network biology knowledge through unsupervised construction of computational graphs. The structural construction of the computational graphs is driven…

In this paper we propose a tensor-based nonlinear model for high-order data classification. The advantages of the proposed scheme are that (i) it significantly reduces the number of weight parameters, and hence of required training samples,…

Few-Shot Medical Image Segmentation (FSMIS) aims to segment novel classes of medical objects using only a few labeled images. Prototype-based methods have made significant progress in addressing FSMIS. However, they typically generate a…

计算机视觉与模式识别 · 计算机科学 2025-09-04 Chao Fan , Xibin Jia , Anqi Xiao , Hongyuan Yu , Zhenghan Yang , Dawei Yang , Hui Xu , Yan Huang , Liang Wang

Understanding disease similarity is critical for advancing diagnostics, drug discovery, and personalized treatment strategies. We present PhenoGnet, a novel graph-based contrastive learning framework designed to predict disease similarity…

基因组学 · 定量生物学 2025-09-18 Ranga Baminiwatte , Kazi Jewel Rana , Aaron J. Masino

Cardiac Magnetic Resonance (CMR) imaging is a vital non-invasive tool for diagnosing heart diseases and evaluating cardiac health. However, the limited availability of large-scale, high-quality CMR datasets poses a major challenge to the…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Ziyu Li , Yujian Hu , Zhengyao Ding , Yiheng Mao , Haitao Li , Fan Yi , Hongkun Zhang , Zhengxing Huang

State-of-the-art semantic segmentation methods require sufficient labeled data to achieve good results and hardly work on unseen classes without fine-tuning. Few-shot segmentation is thus proposed to tackle this problem by learning a model…

计算机视觉与模式识别 · 计算机科学 2020-08-05 Zhuotao Tian , Hengshuang Zhao , Michelle Shu , Zhicheng Yang , Ruiyu Li , Jiaya Jia

The recent adoption of Electronic Health Records (EHRs) by health care providers has introduced an important source of data that provides detailed and highly specific insights into patient phenotypes over large cohorts. These datasets, in…

Electronic phenotyping is the task of ascertaining whether an individual has a medical condition of interest by analyzing their medical record and is foundational in clinical informatics. Increasingly, electronic phenotyping is performed…

机器学习 · 统计学 2019-01-08 Daisy Yi Ding , Chloé Simpson , Stephen Pfohl , Dave C. Kale , Kenneth Jung , Nigam H. Shah

Clustering time-series data in healthcare is crucial for clinical phenotyping to understand patients' disease progression patterns and to design treatment guidelines tailored to homogeneous patient subgroups. While rich temporal dynamics…

机器学习 · 计算机科学 2023-02-27 Yuchao Qin , Mihaela van der Schaar , Changhee Lee

Mining electronic health records for patients who satisfy a set of predefined criteria is known in medical informatics as phenotyping. Phenotyping has numerous applications such as outcome prediction, clinical trial recruitment, and…

计算与语言 · 计算机科学 2018-05-08 Dmitriy Dligach , Timothy Miller

This paper studies the prediction task of tensor-on-tensor regression in which both covariates and responses are multi-dimensional arrays (a.k.a., tensors) across time with arbitrary tensor order and data dimension. Existing methods either…

机器学习 · 统计学 2024-12-23 Guanhao Zhou , Yuefeng Han , Xiufan Yu

In the fields of brain-computer interaction and cognitive neuroscience, effective decoding of auditory signals from task-based functional magnetic resonance imaging (fMRI) is key to understanding how the brain processes complex auditory…

神经元与认知 · 定量生物学 2024-06-05 Wanli Ma , Xuegang Tang , Jin Gu , Ying Wang , Yuling Xia

Instance segmentation is an important task for biomedical and biological image analysis. Due to the complicated background components, the high variability of object appearances, numerous overlapping objects, and ambiguous object…

计算机视觉与模式识别 · 计算机科学 2021-02-24 Dongnan Liu , Donghao Zhang , Yang Song , Heng Huang , Weidong Cai

Coupled tensor decompositions (CTDs) perform data fusion by linking factors from different datasets. Although many CTDs have been already proposed, current works do not address important challenges of data fusion, where: 1) the datasets are…

机器学习 · 计算机科学 2024-12-13 Ricardo Augusto Borsoi , Konstantin Usevich , David Brie , Tülay Adali

Computational Phenotype Discovery research has taken various pragmatic approaches to disentangling phenotypes from the episodic observations in Electronic Health Records. In this work, we use transformation into continuous, longitudinal…

应用统计 · 统计学 2019-07-26 Thomas A. Lasko , Diego A. Mesa

Biological phenotypes are products of complex evolutionary processes in which selective forces influence multiple biological trait measurements in unknown ways. Phylogenetic factor analysis disentangles these relationships across the…

Clinical diagnostic decision making and population-based studies often rely on multi-modal data which is noisy and incomplete. Recently, several works proposed geometric deep learning approaches to solve disease classification, by modeling…

机器学习 · 计算机科学 2019-05-09 Gerome Vivar , Hendrik Burwinkel , Anees Kazi , Andreas Zwergal , Nassir Navab , Seyed-Ahmad Ahmadi

We consider tensor factorizations based on sparse measurements of the components of relatively high rank tensors. The measurements are designed in a way that the underlying graph of interactions is a random graph. The setup will be useful…

Medical professionals, especially those in training, often depend on visual reference materials to support an accurate diagnosis and develop pattern recognition skills. However, existing resources may lack the diversity and accessibility…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Kanishk Choudhary