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In multi-task learning, a learner is given a collection of prediction tasks and needs to solve all of them. In contrast to previous work, which required that annotated training data is available for all tasks, we consider a new setting, in…

机器学习 · 统计学 2017-06-09 Anastasia Pentina , Christoph H. Lampert

Time series analysis has achieved great success in diverse applications such as network security, environmental monitoring, and medical informatics. Learning similarities among different time series is a crucial problem since it serves as…

机器学习 · 计算机科学 2022-07-19 Shaoyu Dou , Kai Yang , Yang Jiao , Chengbo Qiu , Kui Ren

Irregular sampling occurs in many time series modeling applications where it presents a significant challenge to standard deep learning models. This work is motivated by the analysis of physiological time series data in electronic health…

机器学习 · 计算机科学 2021-06-08 Satya Narayan Shukla , Benjamin M. Marlin

Transfer learning has recently shown significant performance across various tasks involving deep neural networks. In these transfer learning scenarios, the prior distribution for downstream data becomes crucial in Bayesian model averaging…

机器学习 · 计算机科学 2024-03-13 Hyungi Lee , Giung Nam , Edwin Fong , Juho Lee

Multi-task learning for various real-world applications usually involves tasks with logical sequential dependence. For example, in online marketing, the cascade behavior pattern of $impression \rightarrow click \rightarrow conversion$ is…

信息检索 · 计算机科学 2023-05-03 Yunpeng Weng , Xing Tang , Liang Chen , Xiuqiang He

A learning task, understood as the problem of fitting a parametric model from supervised data, fundamentally requires the dataset to be large enough to be representative of the underlying distribution of the source. When data is limited,…

Healthcare clinics regularly encounter dynamic data that changes due to variations in patient populations, treatment policies, medical devices, and emerging disease patterns. Deep learning models can suffer from catastrophic forgetting when…

机器学习 · 计算机科学 2023-11-09 Amritpal Singh , Mustafa Burak Gurbuz , Shiva Souhith Gantha , Prahlad Jasti

Deep learning promises performant anomaly detection on time-variant datasets, but greatly suffers from low availability of suitable training datasets and frequently changing tasks. Deep transfer learning offers mitigation by letting…

机器学习 · 计算机科学 2021-06-10 Benjamin Maschler , Tim Knodel , Michael Weyrich

Time series widely exists in real-world applications and many deep learning models have performed well on it. Current research has shown the importance of learning strategy for models, suggesting that the benefit is the order and size of…

机器学习 · 计算机科学 2023-12-27 Chenxi Sun , Hongyan Li , Moxian Song , Derun Cai , Shenda Hong

In multi-label learning, a particular case of multi-task learning where a single data point is associated with multiple target labels, it was widely assumed in the literature that, to obtain best accuracy, the dependence among the labels…

机器学习 · 计算机科学 2022-07-26 Jesse Read

We address the problem of modeling and prediction of a set of temporal events in the context of intelligent transportation systems. To leverage the information shared by different events, we propose a multi-task learning framework. We…

机器学习 · 计算机科学 2017-12-25 Boris Chidlovskii

In modern traffic management, one of the most essential yet challenging tasks is accurately and timely predicting traffic. It has been well investigated and examined that deep learning-based Spatio-temporal models have an edge when…

机器学习 · 计算机科学 2023-03-14 Yunjie Huang , Xiaozhuang Song , Yuanshao Zhu , Shiyao Zhang , James J. Q. Yu

We consider a sequence of related multivariate time series learning tasks, such as predicting failures for different instances of a machine from time series of multi-sensor data, or activity recognition tasks over different individuals from…

机器学习 · 计算机科学 2022-03-15 Vibhor Gupta , Jyoti Narwariya , Pankaj Malhotra , Lovekesh Vig , Gautam Shroff

Data-driven machine-learning for predicting instantaneous and future fault-slip in laboratory experiments has recently progressed markedly due to large training data sets. In Earth however, earthquake interevent times range from 10's-100's…

地球物理 · 物理学 2022-01-19 Kun Wang , Christopher W. Johnson , Kane C. Bennett , Paul A. Johnson

Multilingual machine translation systems aim to make knowledge accessible across languages, yet learning effective cross-lingual representations remains challenging. These challenges are especially pronounced for low-resource languages,…

计算与语言 · 计算机科学 2026-01-08 David Stap

Multi-Task Learning (MTL) enables a single model to learn multiple tasks simultaneously, leveraging knowledge transfer among tasks for enhanced generalization, and has been widely applied across various domains. However, task imbalance…

机器学习 · 计算机科学 2025-10-22 Xiaohan Qin , Xiaoxing Wang , Ning Liao , Junchi Yan

Deep reinforcement learning (RL) algorithms have achieved great success on a wide variety of sequential decision-making tasks. However, many of these algorithms suffer from high sample complexity when learning from scratch using…

机器学习 · 统计学 2020-06-15 Michael Wan , Tanmay Gangwani , Jian Peng

While tasks could come with varying the number of instances and classes in realistic settings, the existing meta-learning approaches for few-shot classification assume that the number of instances per task and class is fixed. Due to such…

机器学习 · 计算机科学 2022-02-15 Hae Beom Lee , Hayeon Lee , Donghyun Na , Saehoon Kim , Minseop Park , Eunho Yang , Sung Ju Hwang

Meta-learning has emerged as an effective methodology to model several real-world tasks and problems due to its extraordinary effectiveness in the low-data regime. There are many scenarios ranging from the classification of rare diseases to…

机器学习 · 计算机科学 2023-12-29 Prabhat Agarwal , Shreya Singh

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