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With the increased need for multi-center magnetic resonance imaging studies, problems arise related to differences in hardware and software between centers. Namely, current algorithms for brain volume quantification are unreliable for the…

图像与视频处理 · 电气工程与系统科学 2019-11-12 Maria Ines Meyer , Ezequiel de la Rosa , Koen Van Leemput , Diana M. Sima

Recent developments in prompt learning of large Vision-Language Models (VLMs) have significantly improved performance in target-specific tasks. However, these prompting methods often struggle to tackle the target-unspecific or generalizable…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Fangming Cui , Yonggang Zhang , Xuan Wang , Xinmei Tian , Jun Yu

We prove that, under low noise assumptions, the support vector machine with $N\ll m$ random features (RFSVM) can achieve the learning rate faster than $O(1/\sqrt{m})$ on a training set with $m$ samples when an optimized feature map is used.…

机器学习 · 计算机科学 2019-01-09 Yitong Sun , Anna Gilbert , Ambuj Tewari

Federated learning (FL) offers privacy-preserving decentralized machine learning, optimizing models at edge clients without sharing private data. Simultaneously, foundation models (FMs) have gained traction in the artificial intelligence…

机器学习 · 计算机科学 2023-10-06 Sixing Yu , J. Pablo Muñoz , Ali Jannesari

In the existing research of mammogram image classification, either clinical data or image features of a specific type is considered along with the supervised classifiers such as Neural Network (NN) and Support Vector Machine (SVM). This…

计算机视觉与模式识别 · 计算机科学 2020-09-22 S. Kavitha , K. K. Thyagharajan

This work is motivated by the needs of predictive analytics on healthcare data as represented by Electronic Medical Records. Such data is invariably problematic: noisy, with missing entries, with imbalance in classes of interests, leading…

机器学习 · 统计学 2016-09-28 Talayeh Razzaghi , Oleg Roderick , Ilya Safro , Nicholas Marko

In this paper we develop a new Bayesian inference method for low rank matrix reconstruction. We call the new method the Relevance Singular Vector Machine (RSVM) where appropriate priors are defined on the singular vectors of the underlying…

数值分析 · 计算机科学 2014-07-02 Martin Sundin , Saikat Chatterjee , Magnus Jansson , Cristian R. Rojas

Recent advancements in pre-trained large foundation models (LFM) have yielded significant breakthroughs across various domains, including natural language processing and computer vision. These models have been particularly impactful in the…

图像与视频处理 · 电气工程与系统科学 2024-05-22 Ziqin Lin , Heng Li , Zinan Li , Huazhu Fu , Jiang Liu

Vision-language foundation models (VLMs) have shown impressive performance in guiding image generation through text, with emerging applications in medical imaging. In this work, we are the first to investigate the question: 'Can fine-tuned…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Amar Kumar , Anita Kriz , Barak Pertzov , Tal Arbel

One of the most challenging problems in kernel online learning is to bound the model size and to promote the model sparsity. Sparse models not only improve computation and memory usage, but also enhance the generalization capacity, a…

机器学习 · 计算机科学 2017-05-30 Trung Le , Tu Dinh Nguyen , Vu Nguyen , Dinh Phung

We introduce LLM-Lasso, a novel framework that leverages large language models (LLMs) to guide feature selection in Lasso $\ell_1$ regression. Unlike traditional methods that rely solely on numerical data, LLM-Lasso incorporates…

The challenges in feature selection, particularly in balancing model accuracy, interpretability, and computational efficiency, remain a critical issue in advancing machine learning methodologies. To address these complexities, this study…

机器学习 · 计算机科学 2026-01-06 Nachiket Kapure , Harsh Joshi , Parul Kumari , Rajeshwari Mistri , Manasi Mali

Generative Large Multimodal Models (LMMs) like LLaVA and Qwen-VL excel at a wide variety of vision-language (VL) tasks. Despite strong performance, LMMs' generative outputs are not specialized for vision-language classification tasks (i.e.,…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Chancharik Mitra , Brandon Huang , Tianning Chai , Zhiqiu Lin , Assaf Arbelle , Rogerio Feris , Leonid Karlinsky , Trevor Darrell , Deva Ramanan , Roei Herzig

We consider the problem of learning predictive models from longitudinal data, consisting of irregularly repeated, sparse observations from a set of individuals over time. Such data often exhibit {\em longitudinal correlation} (LC)…

机器学习 · 统计学 2019-11-25 Junjie Liang , Dongkuan Xu , Yiwei Sun , Vasant Honavar

Relevance vector machine (RVM) is a popular sparse Bayesian learning model typically used for prediction. Recently it has been shown that improper priors assumed on multiple penalty parameters in RVM may lead to an improper posterior.…

统计方法学 · 统计学 2021-07-06 Anand Dixit , Vivekananda Roy

In recent years, machine learning (ML) algorithms have been deployed in safety-critical and high-stake decision-making, where the fairness of algorithms is of paramount importance. Fairness in ML centers on detecting bias towards certain…

机器学习 · 计算机科学 2022-06-02 Bishwamittra Ghosh , Debabrota Basu , Kuldeep S. Meel

With the advent of Vision-Language Models (VLMs), medical artificial intelligence (AI) has experienced significant technological progress and paradigm shifts. This survey provides an extensive review of recent advancements in Medical…

计算机视觉与模式识别 · 计算机科学 2025-03-05 Beria Chingnabe Kalpelbe , Angel Gabriel Adaambiik , Wei Peng

Deep latent variable models (DLVMs) combine the approximation abilities of deep neural networks and the statistical foundations of generative models. Variational methods are commonly used for inference; however, the exact likelihood of…

机器学习 · 统计学 2018-06-29 Pierre-Alexandre Mattei , Jes Frellsen

Large-scale medical biobanks provide imaging data complemented by extensive tabular information, such as clinical measurements or demographics. However, this abundance of tabular attributes does not reflect real-world datasets, where only a…

计算机视觉与模式识别 · 计算机科学 2026-05-27 Marta Hasny , Laura Daza , Keno Bressem , Maxime Di Folco , Julia Schnabel

Feature weighting algorithms try to solve a problem of great importance nowadays in machine learning: The search of a relevance measure for the features of a given domain. This relevance is primarily used for feature selection as feature…

机器学习 · 计算机科学 2015-09-17 Gabriel Prat Masramon , Lluís A. Belanche Muñoz