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Multi-task learning (MTL) optimizes several learning tasks simultaneously and leverages their shared information to improve generalization and the prediction of the model for each task. Auxiliary tasks can be added to the main task to…

机器学习 · 计算机科学 2020-07-03 Partoo Vafaeikia , Khashayar Namdar , Farzad Khalvati

Recent multi-task learning research argues against unitary scalarization, where training simply minimizes the sum of the task losses. Several ad-hoc multi-task optimization algorithms have instead been proposed, inspired by various…

机器学习 · 计算机科学 2023-03-10 Vitaly Kurin , Alessandro De Palma , Ilya Kostrikov , Shimon Whiteson , M. Pawan Kumar

Multi-Task Learning (MTL) involves the concurrent training of multiple tasks, offering notable advantages for dense prediction tasks in computer vision. MTL not only reduces training and inference time as opposed to having multiple…

计算机视觉与模式识别 · 计算机科学 2024-12-05 Maxime Fontana , Michael Spratling , Miaojing Shi

Multi-Task Learning (MTL) is a powerful technique that has gained popularity due to its performance improvement over traditional Single-Task Learning (STL). However, MTL is often challenging because there is an exponential number of…

机器学习 · 计算机科学 2024-05-28 Ammar Sherif , Abubakar Abid , Mustafa Elattar , Mohamed ElHelw

Multi-task learning (MTL) is a machine learning technique aiming to improve model performance by leveraging information across many tasks. It has been used extensively on various data modalities, including electronic health record (EHR)…

Multi-task learning (MTL) is a methodology that aims to improve the general performance of estimation and prediction by sharing common information among related tasks. In the MTL, there are several assumptions for the relationships and…

统计方法学 · 统计学 2023-04-27 Akira Okazaki , Shuichi Kawano

Multi-task learning (MTL) has become increasingly popular in natural language processing (NLP) because it improves the performance of related tasks by exploiting their commonalities and differences. Nevertheless, it is still not understood…

计算与语言 · 计算机科学 2023-02-16 Zhihan Zhang , Wenhao Yu , Mengxia Yu , Zhichun Guo , Meng Jiang

Multi-task learning has the potential to improve generalization by maximizing positive transfer between tasks while reducing task interference. Fully achieving this potential is hindered by manually designed architectures that remain static…

机器学习 · 计算机科学 2023-05-02 Naresh Kumar Gurulingan , Bahram Zonooz , Elahe Arani

Recent research has proposed a series of specialized optimization algorithms for deep multi-task models. It is often claimed that these multi-task optimization (MTO) methods yield solutions that are superior to the ones found by simply…

机器学习 · 计算机科学 2022-09-26 Derrick Xin , Behrooz Ghorbani , Ankush Garg , Orhan Firat , Justin Gilmer

Multi-task learning (MTL) aims at learning related tasks in a unified model to achieve mutual improvement among tasks considering their shared knowledge. It is an important topic in recommendation due to the demand for multi-task prediction…

信息检索 · 计算机科学 2023-02-10 Yuhao Wang , Ha Tsz Lam , Yi Wong , Ziru Liu , Xiangyu Zhao , Yichao Wang , Bo Chen , Huifeng Guo , Ruiming Tang

Training a single model on multiple input domains and/or output tasks allows for compressing information from multiple sources into a unified backbone hence improves model efficiency. It also enables potential positive knowledge transfer…

机器学习 · 计算机科学 2023-10-16 Amelie Royer , Tijmen Blankevoort , Babak Ehteshami Bejnordi

When faced with learning a set of inter-related tasks from a limited amount of usable data, learning each task independently may lead to poor generalization performance. Multi-Task Learning (MTL) exploits the latent relations between tasks…

机器学习 · 计算机科学 2015-08-14 Niloofar Yousefi , Michael Georgiopoulos , Georgios C. Anagnostopoulos

In this paper, we study the generalization performance of regularized multi-task learning (RMTL) in a vector-valued framework, where MTL is considered as a learning process for vector-valued functions. We are mainly concerned with two…

机器学习 · 计算机科学 2014-08-29 Chao Zhang , Dacheng Tao , Tao Hu , Xiang Li

By jointly learning multiple tasks, multi-task learning (MTL) can leverage the shared knowledge across tasks, resulting in improved data efficiency and generalization performance. However, a major challenge in MTL lies in the presence of…

机器学习 · 计算机科学 2024-07-03 Hao Ban , Kaiyi Ji

In multi-task learning, difficulty levels of different tasks are varying. There are many works to handle this situation and we classify them into five categories, including the direct sum approach, the weighted sum approach, the maximum…

机器学习 · 计算机科学 2020-02-13 Sicong Liang , Yu Zhang

Traditionally, Multi-task Learning (MTL) models optimize the average of task-related objective functions, which is an intuitive approach and which we will be referring to as Average MTL. However, a more general framework, referred to as…

机器学习 · 计算机科学 2014-08-21 Cong Li , Michael Georgiopoulos , Georgios C. Anagnostopoulos

Multi-Task Learning (MTL) aims to enhance the model generalization by sharing representations between related tasks for better performance. Typical MTL methods are jointly trained with the complete multitude of ground-truths for all tasks…

计算机视觉与模式识别 · 计算机科学 2021-10-15 Yufeng Wang , Yi-Hsuan Tsai , Wei-Chih Hung , Wenrui Ding , Shuo Liu , Ming-Hsuan Yang

Multi-task learning (MTL) is a machine learning paradigm that aims to improve the generalization performance of a model on multiple related tasks by training it simultaneously on those tasks. Unlike MTL, where the model has instant access…

机器学习 · 计算机科学 2025-03-21 Amin Banayeeanzade , Mahdi Soltanolkotabi , Mohammad Rostami

Multi-task post-training of large language models (LLMs) is typically performed by mixing datasets from different tasks and optimizing them jointly. This approach implicitly assumes that all tasks contribute gradients of similar magnitudes;…

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