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As hospitals move towards automating and integrating their computing systems, more fine-grained hospital operations data are becoming available. These data include hospital architectural drawings, logs of interactions between patients and…

Medical imaging applications are highly specialized in terms of human anatomy, pathology, and imaging domains. Therefore, annotated training datasets for training deep learning applications in medical imaging not only need to be highly…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Arjun Krishna , Ge Wang , Klaus Mueller

In this work, we investigate several methods and strategies to learn deep embeddings for face recognition, using joint sample- and set-based optimization. We explain our framework that expands traditional learning with set-based supervision…

计算机视觉与模式识别 · 计算机科学 2020-09-09 Baris Gecer , Vassileios Balntas , Tae-Kyun Kim

Transfer learning has become a standard practice to mitigate the lack of labeled data in medical classification tasks. Whereas finetuning a downstream task using supervised ImageNet pretrained features is straightforward and extensively…

计算机视觉与模式识别 · 计算机科学 2023-11-27 Tuan Truong , Sadegh Mohammadi , Matthias Lenga

The brain's white matter (WM) undergoes developmental and degenerative processes during the human lifespan. To investigate the relationship between WM anatomical regions and age, we study diffusion magnetic resonance imaging tractography…

神经元与认知 · 定量生物学 2023-07-06 Yuxiang Wei , Tengfei Xue , Yogesh Rathi , Nikos Makris , Fan Zhang , Lauren J. O'Donnell

Automated face recognition has made rapid strides over the past decade due to the unprecedented rise of deep neural network (DNN) models that can be trained for domain-specific tasks. At the same time, foundation models that are pretrained…

计算机视觉与模式识别 · 计算机科学 2026-04-09 Fizza Rubab , Yiying Tong , Arun Ross

Representation learning methods that transform encoded data (e.g., diagnosis and drug codes) into continuous vector spaces (i.e., vector embeddings) are critical for the application of deep learning in healthcare. Initial work in this area…

机器学习 · 计算机科学 2019-07-23 Khushbu Agarwal , Tome Eftimov , Raghavendra Addanki , Sutanay Choudhury , Suzanne Tamang , Robert Rallo

Pre-training strategies based on self-supervised learning (SSL) have proven to be effective pretext tasks for many downstream tasks in computer vision. Due to the significant disparity between medical and natural images, the application of…

The use of machine learning (ML) algorithms has significantly increased in neuroscience. However, from the vast extent of possible ML algorithms, which one is the optimal model to predict the target variable? What are the hyperparameters…

Can pretrained models generalize to new datasets without any retraining? We deploy pretrained image models on datasets they were not trained for, and investigate whether their embeddings form meaningful clusters. Our suite of benchmarking…

机器学习 · 计算机科学 2024-06-05 Scott C. Lowe , Joakim Bruslund Haurum , Sageev Oore , Thomas B. Moeslund , Graham W. Taylor

Automatic prediction of age and gender from face images has drawn a lot of attention recently, due it is wide applications in various facial analysis problems. However, due to the large intra-class variation of face images (such as…

计算机视觉与模式识别 · 计算机科学 2020-12-09 Amirali Abdolrashidi , Mehdi Minaei , Elham Azimi , Shervin Minaee

Current single-cell foundation model benchmarks universally extract final layer embeddings, assuming these represent optimal feature spaces. We systematically evaluate layer-wise representations from scFoundation (100M parameters) and…

人工智能 · 计算机科学 2026-04-17 Vincenzo Yuto Civale , Roberto Semeraro , Andrew David Bagdanov , Alberto Magi

We present a principled framework for confidence estimation in computed tomography (CT) reconstruction. Based on the sequential likelihood mixing framework (Kirschner et al., 2025), we establish confidence regions with theoretical coverage…

机器学习 · 计算机科学 2026-02-06 Matteo Gätzner , Johannes Kirschner

Supervised machine learning algorithms, such as graph neural networks (GNN), have successfully predicted material properties. However, the superior performance of GNN usually relies on end-to-end learning on large material datasets, which…

材料科学 · 物理学 2025-05-22 Jian-Gang Kong , Ke-Lin Zhao , Jian Li , Qing-Xu Li , Yu Liu , Rui Zhang , Jia-Ji Zhu , Kai Chang

Automated segmentation of anatomical structures is a crucial step in image analysis. For lung segmentation in computed tomography, a variety of approaches exist, involving sophisticated pipelines trained and validated on different datasets.…

图像与视频处理 · 电气工程与系统科学 2020-08-21 Johannes Hofmanninger , Florian Prayer , Jeanny Pan , Sebastian Rohrich , Helmut Prosch , Georg Langs

Deep predictive models of neuronal activity have recently enabled several new discoveries about the selectivity and invariance of neurons in the visual cortex. These models learn a shared set of nonlinear basis functions, which are linearly…

神经元与认知 · 定量生物学 2024-06-19 Polina Turishcheva , Max Burg , Fabian H. Sinz , Alexander Ecker

Lung segmentation in chest X-rays (CXRs) is an important prerequisite for improving the specificity of diagnoses of cardiopulmonary diseases in a clinical decision support system. Current deep learning models for lung segmentation are…

图像与视频处理 · 电气工程与系统科学 2023-05-26 Sivaramakrishnan Rajaraman , Feng Yang , Ghada Zamzmi , Zhiyun Xue , Sameer Antani

Following the rapidly growing digital image usage, automatic image categorization has become preeminent research area. It has broaden and adopted many algorithms from time to time, whereby multi-feature (generally, hand-engineered features)…

计算机视觉与模式识别 · 计算机科学 2017-05-12 Thangarajah Akilan , Q. M. Jonathan Wu , Wei Jiang

A biased dataset is a dataset that generally has attributes with an uneven class distribution. These biases have the tendency to propagate to the models that train on them, often leading to a poor performance in the minority class. In this…

计算机视觉与模式识别 · 计算机科学 2022-05-05 Athiya Deviyani

In this paper, we address the problem of apparent age estimation. Different from estimating the real age of individuals, in which each face image has a single age label, in this problem, face images have multiple age labels, corresponding…

计算机视觉与模式识别 · 计算机科学 2016-06-10 Refik Can Malli , Mehmet Aygun , Hazim Kemal Ekenel