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Regularization is a popular technique in machine learning for model estimation and avoiding overfitting. Prior studies have found that modern ordered regularization can be more effective in handling highly correlated, high-dimensional data…

机器学习 · 计算机科学 2019-11-01 Mahammad Humayoo , Xueqi Cheng

This study aims to optimize the evaluation metric of multimodal multi-objective optimization problems using a Regionalized Metric Framework, which provides a certain boost to research in this field. Existing evaluation metrics usually use…

神经与进化计算 · 计算机科学 2025-06-03 Jintai Chen , Fangqing Liu , Xueming Yan , Han Huang

A fundamental problem in multi-task learning (MTL) is identifying groups of tasks that should be learned together. Since training MTL models for all possible combinations of tasks is prohibitively expensive for large task sets, a crucial…

机器学习 · 计算机科学 2026-02-24 Afiya Ayman , Ayan Mukhopadhyay , Aron Laszka

Multitask learning (MTL) leverages task-relatedness to enhance performance. With the emergence of multimodal data, tasks can now be referenced by multiple indices. In this paper, we employ high-order tensors, with each mode corresponding to…

机器学习 · 计算机科学 2023-08-31 Jiani Liu , Qinghua Tao , Ce Zhu , Yipeng Liu , Xiaolin Huang , Johan A. K. Suykens

In Multi-Task Learning (MTL), tasks may compete and limit the performance achieved on each other, rather than guiding the optimization to a solution, superior to all its single-task trained counterparts. Since there is often not a unique…

机器学习 · 计算机科学 2023-06-16 Nikolaos Dimitriadis , Pascal Frossard , François Fleuret

Multi-task learning (MTL) can improve the generalization performance of neural networks by sharing representations with related tasks. Nonetheless, MTL can also degrade performance through harmful interference between tasks. Recent work has…

机器学习 · 计算机科学 2023-06-08 Emilie Grégoire , Hafeez Chaudhary , Sam Verboven

We consider multi-task learning, which simultaneously learns related prediction tasks, to improve generalization performance. We factorize a coefficient matrix as the product of two matrices based on a low-rank assumption. These matrices…

机器学习 · 统计学 2018-08-14 Jun-Yong Jeong , Chi-Hyuck Jun

Multi-task learning is a framework that enforces different learning tasks to share their knowledge to improve their generalization performance. It is a hot and active domain that strives to handle several core issues; particularly, which…

机器学习 · 计算机科学 2021-02-23 Johnny Torres , Guangji Bai , Junxiang Wang , Liang Zhao , Carmen Vaca , Cristina Abad

Deep learning approaches have achieved great success in the field of Natural Language Processing (NLP). However, directly training deep neural models often suffer from overfitting and data scarcity problems that are pervasive in NLP tasks.…

人工智能 · 计算机科学 2024-04-30 Shijie Chen , Yu Zhang , Qiang Yang

In recent years, Multi-task Learning (MTL) has yielded immense success in Recommender System (RS) applications. However, current MTL-based recommendation models tend to disregard the session-wise patterns of user-item interactions because…

Multi-task learning (MTL) is useful for domains in which data originates from multiple sources that are individually under-sampled. MTL methods are able to learn classification models that have higher performance as compared to learning a…

计算机视觉与模式识别 · 计算机科学 2016-08-02 Bilal Ahmed , Thomas Thesen , Karen E. Blackmon , Ruben Kuzniecky , Orrin Devinsky , Jennifer G. Dy , Carla E. Brodley

A traditional and intuitively appealing Multi-Task Multiple Kernel Learning (MT-MKL) method is to optimize the sum (thus, the average) of objective functions with (partially) shared kernel function, which allows information sharing amongst…

机器学习 · 计算机科学 2014-04-14 Cong Li , Michael Georgiopoulos , Georgios C. Anagnostopoulos

Multi-task learning (MTL) is a supervised learning paradigm in which the prediction models for several related tasks are learned jointly to achieve better generalization performance. When there are only a few training examples per task, MTL…

机器学习 · 计算机科学 2017-06-07 Azad Naik , Anveshi Charuvaka , Huzefa Rangwala

Multi-task learning enables the acquisition of task-generic knowledge by training multiple tasks within a unified architecture. However, training all tasks together in a single architecture can lead to performance degradation, known as…

机器学习 · 计算机科学 2025-04-23 Wooseong Jeong , Kuk-Jin Yoon

Multi-task learning (MTL) is frequently used in settings where a target task has to be learnt based on limited training data, but knowledge can be leveraged from related auxiliary tasks. While MTL can improve task performance overall…

机器学习 · 计算机科学 2020-12-18 Rafael Peres da Silva , Chayaporn Suphavilai , Niranjan Nagarajan

Learning-to-Rank (LTR) is a supervised machine learning approach that constructs models specifically designed to order a set of items or documents based on their relevance or importance to a given query or context. Despite significant…

信息检索 · 计算机科学 2026-04-17 Camilo Gomez , Pengyang Wang , Yanjie Fu

Quantization of the parameters of machine learning models, such as deep neural networks, requires solving constrained optimization problems, where the constraint set is formed by the Cartesian product of many simple discrete sets. For such…

最优化与控制 · 数学 2021-03-02 Tianjian Huang , Prajwal Singhania , Maziar Sanjabi , Pabitra Mitra , Meisam Razaviyayn

Multi-task learning is a very challenging problem in reinforcement learning. While training multiple tasks jointly allow the policies to share parameters across different tasks, the optimization problem becomes non-trivial: It remains…

机器学习 · 计算机科学 2020-12-08 Ruihan Yang , Huazhe Xu , Yi Wu , Xiaolong Wang

Multi-task learning has become increasingly popular in the machine learning field, but its practicality is hindered by the need for large, labeled datasets. Most multi-task learning methods depend on fully labeled datasets wherein each…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Kento Nishi , Junsik Kim , Wanhua Li , Hanspeter Pfister

Multi-task learning (MTL) is a subfield of machine learning with important applications, but the multi-objective nature of optimization in MTL leads to difficulties in balancing training between tasks. The best MTL optimization methods…

机器学习 · 计算机科学 2021-09-20 Michael Crawshaw , Jana Košecká