中文
相关论文

相关论文: TaskWeb: Selecting Better Source Tasks for Multi-t…

200 篇论文

When a number of similar tasks have to be learned simultaneously, multi-task learning (MTL) models can attain significantly higher accuracy than single-task learning (STL) models. However, the advantage of MTL depends on various factors,…

机器学习 · 计算机科学 2023-10-26 Afiya Ayman , Ayan Mukhopadhyay , Aron Laszka

We consider the transfer of experience samples (i.e., tuples < s, a, s', r >) in reinforcement learning (RL), collected from a set of source tasks to improve the learning process in a given target task. Most of the related approaches focus…

机器学习 · 计算机科学 2018-05-29 Andrea Tirinzoni , Andrea Sessa , Matteo Pirotta , Marcello Restelli

To leverage the power of big data from source tasks and overcome the scarcity of the target task samples, representation learning based on multi-task pretraining has become a standard approach in many applications. However, up until now,…

机器学习 · 计算机科学 2022-02-03 Yifang Chen , Simon S. Du , Kevin Jamieson

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

In low-resource settings, model transfer can help to overcome a lack of labeled data for many tasks and domains. However, predicting useful transfer sources is a challenging problem, as even the most similar sources might lead to unexpected…

计算与语言 · 计算机科学 2021-11-01 Lukas Lange , Jannik Strötgen , Heike Adel , Dietrich Klakow

Leveraging task-aware annotated data as supervised signals to assist with self-supervised learning on large-scale unlabeled data has become a new trend in pre-training language models. Existing studies show that multi-task learning with…

计算与语言 · 计算机科学 2022-10-13 Zhuosheng Zhang , Shuohang Wang , Yichong Xu , Yuwei Fang , Wenhao Yu , Yang Liu , Hai Zhao , Chenguang Zhu , Michael Zeng

Multi-task learning is to improve the performance of the model by transferring and exploiting common knowledge among tasks. Existing MTL works mainly focus on the scenario where label sets among multiple tasks (MTs) are usually the same,…

机器学习 · 计算机科学 2022-01-10 Quan Feng , Songcan Chen

Transferring knowledge among various environments is important to efficiently learn multiple tasks online. Most existing methods directly use the previously learned models or previously learned optimal policies to learn new tasks. However,…

机器学习 · 计算机科学 2021-03-09 Yanchao Sun , Xiangyu Yin , Furong Huang

Multitask learning (MTL) aims to learn multiple tasks simultaneously through the interdependence between different tasks. The way to measure the relatedness between tasks is always a popular issue. There are mainly two ways to measure…

机器学习 · 计算机科学 2019-04-04 Ya Li , Xinmei Tian , Tongliang Liu , Dacheng Tao

Multi-Task Learning (MTL) networks have emerged as a promising method for transferring learned knowledge across different tasks. However, MTL must deal with challenges such as: overfitting to low resource tasks, catastrophic forgetting, and…

机器学习 · 计算机科学 2022-04-22 Jonathan Pilault , Amine Elhattami , Christopher Pal

Transfer learning enables to re-use knowledge learned on a source task to help learning a target task. A simple form of transfer learning is common in current state-of-the-art computer vision models, i.e. pre-training a model for image…

计算机视觉与模式识别 · 计算机科学 2021-11-23 Thomas Mensink , Jasper Uijlings , Alina Kuznetsova , Michael Gygli , Vittorio Ferrari

Recent work has found that multi-task training with a large number of diverse tasks can uniformly improve downstream performance on unseen target tasks. In contrast, literature on task transferability has established that the choice of…

计算与语言 · 计算机科学 2022-07-13 Vishakh Padmakumar , Leonard Lausen , Miguel Ballesteros , Sheng Zha , He He , George Karypis

In this paper, we introduce Target-Aware Weighted Training (TAWT), a weighted training algorithm for cross-task learning based on minimizing a representation-based task distance between the source and target tasks. We show that TAWT is easy…

机器学习 · 计算机科学 2022-03-02 Shuxiao Chen , Koby Crammer , Hangfeng He , Dan Roth , Weijie J. Su

There has been growing interest in parameter-efficient methods to apply pre-trained language models to downstream tasks. Building on the Prompt Tuning approach of Lester et al. (2021), which learns task-specific soft prompts to condition a…

计算与语言 · 计算机科学 2022-03-18 Tu Vu , Brian Lester , Noah Constant , Rami Al-Rfou , Daniel Cer

The goal of multi-task learning is to learn diverse tasks within a single unified network. As each task has its own unique objective function, conflicts emerge during training, resulting in negative transfer among them. Earlier research…

机器学习 · 计算机科学 2024-06-06 Wooseong Jeong , Kuk-Jin Yoon

Transferring knowledge across a sequence of reinforcement-learning tasks is challenging, and has a number of important applications. Though there is encouraging empirical evidence that transfer can improve performance in subsequent…

机器学习 · 计算机科学 2013-09-27 Emma Brunskill , Lihong Li

Multi-task learning (MTL) in deep neural networks for NLP has recently received increasing interest due to some compelling benefits, including its potential to efficiently regularize models and to reduce the need for labeled data. While it…

计算与语言 · 计算机科学 2017-02-28 Joachim Bingel , Anders Søgaard

Collaborative stories, which are texts created through the collaborative efforts of multiple authors with different writing styles and intentions, pose unique challenges for NLP models. Understanding and generating such stories remains an…

计算与语言 · 计算机科学 2023-05-16 Yulun Du , Lydia Chilton

Transfer learning from large language models (LLMs) has emerged as a powerful technique to enable knowledge-based fine-tuning for a number of tasks, adaptation of models for different domains and even languages. However, it remains an open…

计算与语言 · 计算机科学 2022-11-08 Sovesh Mohapatra , Somesh Mohapatra

Fine-tuning of pre-trained deep nets is commonly used to improve accuracies and training times for neural nets. It is generally assumed that pre-training a net for optimal source task performance best prepares it for fine-tuning to learn an…

机器学习 · 计算机科学 2022-04-13 Steven Gutstein , Brent Lance , Sanjay Shakkottai