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We propose a meta-learning method for semi-supervised learning that learns from multiple tasks with heterogeneous attribute spaces. The existing semi-supervised meta-learning methods assume that all tasks share the same attribute space,…

机器学习 · 计算机科学 2023-11-10 Tomoharu Iwata , Atsutoshi Kumagai

Compared to humans, machine learning models generally require significantly more training examples and fail to extrapolate from experience to solve previously unseen challenges. To help close this performance gap, we augment single-task…

机器学习 · 计算机科学 2018-07-27 Tailin Wu , John Peurifoy , Isaac L. Chuang , Max Tegmark

Sharing information between multiple tasks enables algorithms to achieve good generalization performance even from small amounts of training data. However, in a realistic scenario of multi-task learning not all tasks are equally related to…

机器学习 · 统计学 2014-12-04 Anastasia Pentina , Viktoriia Sharmanska , Christoph H. Lampert

Multitask learning has been applied successfully to a range of tasks, mostly morphosyntactic. However, little is known on when MTL works and whether there are data characteristics that help to determine its success. In this paper we…

计算与语言 · 计算机科学 2017-01-11 Héctor Martínez Alonso , Barbara Plank

Medical image analysis typically includes several tasks such as enhancement, segmentation, and classification. Traditionally, these tasks are implemented using separate deep learning models for separate tasks, which is not efficient because…

计算机视觉与模式识别 · 计算机科学 2021-06-09 Ghada Zamzmi , Sivaramakrishnan Rajaraman , Sameer Antani

Pretrained Transformer based models finetuned on domain specific corpora have changed the landscape of NLP. However, training or fine-tuning these models for individual tasks can be time consuming and resource intensive. Thus, a lot of…

We examined the effects of predictive AI deployment on the immediate performance and learning of medical novices. In two pre-registered field experiments, we varied whether AI input was provided during the training or practice of lung…

人机交互 · 计算机科学 2026-03-03 Vivianna Fang He , Sihan Li , Phanish Puranam , Feng Lin

The Sustainable Development Goals (SDGs) of the United Nations provide a blueprint of a better future by 'leaving no one behind', and, to achieve the SDGs by 2030, poor countries require immense volumes of development aid. In this paper, we…

机器学习 · 统计学 2024-06-18 Milan Kuzmanovic , Dennis Frauen , Tobias Hatt , Stefan Feuerriegel

Although deep learning has made significant progress on fixed large-scale datasets, it typically encounters challenges regarding improperly detecting unknown/unseen classes in the open-world scenario, over-parametrized, and overfitting…

机器学习 · 计算机科学 2022-06-20 Qiufeng Wang , Xin Geng , Shuxia Lin , Shiyu Xia , Lei Qi , Ning Xu

This article proposes a meta-learning method for estimating the conditional average treatment effect (CATE) from a few observational data. The proposed method learns how to estimate CATEs from multiple tasks and uses the knowledge for…

机器学习 · 统计学 2023-05-22 Tomoharu Iwata , Yoichi Chikahara

In this study, we compared two groups, in which subjects were assigned to either the treatment or the control group. In such trials, if the efficacy of the treatment cannot be demonstrated in a population that meets the eligibility…

统计方法学 · 统计学 2024-07-26 Shintaro Yuki , Kensuke Tanioka , Hiroshi Yadohisa

In this work, we investigate multi-task learning as a way of pre-training models for classification tasks in digital pathology. It is motivated by the fact that many small and medium-size datasets have been released by the community over…

图像与视频处理 · 电气工程与系统科学 2020-05-19 Romain Mormont , Pierre Geurts , Raphaël Marée

After admission to emergency department (ED), patients with critical illnesses are transferred to intensive care unit (ICU) due to unexpected clinical deterioration occurrence. Identifying such unplanned ICU transfers is urgently needed for…

机器学习 · 计算机科学 2021-02-10 Chun-An Chou , Qingtao Cao , Shao-Jen Weng , Che-Hung Tsai

Heterogeneous treatment effect (HTE) estimation is critical in medical research. It provides insights into how treatment effects vary among individuals, which can provide statistical evidence for precision medicine. While most existing…

机器学习 · 统计学 2025-04-25 Ke Wan , Kensuke Tanioka , Toshio Shimokawa

We present methods for multi-task learning that take advantage of natural groupings of related tasks. Task groups may be defined along known properties of the tasks, such as task domain or language. Such task groups represent supervised…

计算与语言 · 计算机科学 2019-07-04 Shiva Pentyala , Mengwen Liu , Markus Dreyer

Medical image classification involves thresholding of labels that represent malignancy risk levels. Usually, a task defines a single threshold, and when developing computer-aided diagnosis tools, a single network is trained per such…

计算机视觉与模式识别 · 计算机科学 2018-11-22 Vadim Ratner , Yoel Shoshan , Tal Kachman

We propose a representation learning framework for medical diagnosis domain. It is based on heterogeneous network-based model of diagnostic data as well as modified metapath2vec algorithm for learning latent node representation. We compare…

机器学习 · 计算机科学 2020-01-24 Karol Antczak

Multi-Task Learning has emerged as a methodology in which multiple tasks are jointly learned by a shared learning algorithm, such as a DNN. MTL is based on the assumption that the tasks under consideration are related; therefore it exploits…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Dimitrios Kollias , Viktoriia Sharmanska , Stefanos Zafeiriou

Biomarker subpopulations have become increasingly important for drug development in targeted therapies. The use of biomarkers has the potential to facilitate more effective outcomes by guiding patient selection appropriately, thus enhancing…

统计方法学 · 统计学 2020-08-07 Ting-Yu Chen , Jing Zhao , Linda Sun , Keaven Anderson

Complex statistical machine learning models are increasingly being used or considered for use in high-stakes decision-making pipelines in domains such as financial services, health care, criminal justice and human services. These models are…

应用统计 · 统计学 2017-07-04 Alexandra Chouldechova , Max G'Sell
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