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The goal of transfer learning is to improve the performance of target learning task by leveraging information (or transferring knowledge) from other related tasks. In this paper, we examine the problem of transfer distance metric learning…

机器学习 · 统计学 2019-04-09 Yong Luo , Yonggang Wen , Tongliang Liu , Dacheng Tao

A predictor, $f_A : X \to Y$, learned with data from a source domain (A) might not be accurate on a target domain (B) when their distributions are different. Domain adaptation aims to reduce the negative effects of this distribution…

机器学习 · 计算机科学 2022-01-17 Roberto Vega , Russell Greiner

One challenge of object recognition is to generalize to new domains, to more classes and/or to new modalities. This necessitates methods to combine and reuse existing datasets that may belong to different domains, have partial annotations,…

计算机视觉与模式识别 · 计算机科学 2021-09-29 Rui Gong , Dengxin Dai , Yuhua Chen , Wen Li , Luc Van Gool

Deep learning has recently been shown to be instrumental in the problem of domain adaptation, where the goal is to learn a model on a target domain using a similar --but not identical-- source domain. The rationale for coupling both…

机器学习 · 计算机科学 2018-08-17 Behrang Mehrparvar , Ricardo Vilalta

Deep domain adaption has emerged as a new learning technique to address the lack of massive amounts of labeled data. Compared to conventional methods, which learn shared feature subspaces or reuse important source instances with shallow…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Mei Wang , Weihong Deng

Unsupervised domain adaptation methods aim to alleviate performance degradation caused by domain-shift by learning domain-invariant representations. Existing deep domain adaptation methods focus on holistic feature alignment by matching…

机器学习 · 计算机科学 2018-11-20 Jun Wen , Risheng Liu , Nenggan Zheng , Qian Zheng , Zhefeng Gong , Junsong Yuan

This thesis contributes to the mathematical foundation of domain adaptation as emerging field in machine learning. In contrast to classical statistical learning, the framework of domain adaptation takes into account deviations between…

机器学习 · 统计学 2020-04-23 Werner Zellinger

The world we see is ever-changing and it always changes with people, things, and the environment. Domain is referred to as the state of the world at a certain moment. A research problem is characterized as transfer adaptation learning (TAL)…

计算机视觉与模式识别 · 计算机科学 2020-11-24 Lei Zhang , Xinbo Gao

Domain shift, characterized by degraded model performance during transition from labeled source domains to unlabeled target domains, poses a persistent challenge for deploying deep learning systems. Current unsupervised domain adaptation…

计算机视觉与模式识别 · 计算机科学 2025-08-27 Zhitong Cheng , Yiran Jiang , Yulong Ge , Yufeng Li , Zhongheng Qin , Rongzhi Lin , Jianwei Ma

Upcoming surveys are predicted to discover galaxy-scale strong lenses on the order of $10^5$, making deep learning methods necessary in lensing data analysis. Currently, there is insufficient real lensing data to train deep learning…

天体物理仪器与方法 · 物理学 2023-11-30 Paxson Swierc , Megan Zhao , Aleksandra Ćiprijanović , Brian Nord

In this paper, we propose to tackle the problem of reducing discrepancies between multiple domains referred to as multi-source domain adaptation and consider it under the target shift assumption: in all domains we aim to solve a…

机器学习 · 统计学 2019-03-15 Ievgen Redko , Nicolas Courty , Rémi Flamary , Devis Tuia

This paper presents Adaptive Meta-Domain Transfer Learning (AMDTL), a novel methodology that combines principles of meta-learning with domain-specific adaptations to enhance the transferability of artificial intelligence models across…

机器学习 · 计算机科学 2024-09-12 Michele Laurelli

It is vital to learn effective policies that can be transferred to different domains with dynamics discrepancies in reinforcement learning (RL). In this paper, we consider dynamics adaptation settings where there exists dynamics mismatch…

机器学习 · 计算机科学 2024-05-27 Jiafei Lyu , Chenjia Bai , Jingwen Yang , Zongqing Lu , Xiu Li

Modern data analytics take advantage of ensemble learning and transfer learning approaches to tackle some of the most relevant issues in data analysis, such as lack of labeled data to use to train the analysis models, sparsity of the…

While domain adaptation has been actively researched in recent years, most theoretical results and algorithms focus on the single-source-single-target adaptation setting. Naive application of such algorithms on multiple source domain…

机器学习 · 计算机科学 2017-10-31 Han Zhao , Shanghang Zhang , Guanhang Wu , João P. Costeira , José M. F. Moura , Geoffrey J. Gordon

Domain shift refers to the well known problem that a model trained in one source domain performs poorly when applied to a target domain with different statistics. {Domain Generalization} (DG) techniques attempt to alleviate this issue by…

机器学习 · 计算机科学 2017-10-11 Da Li , Yongxin Yang , Yi-Zhe Song , Timothy M. Hospedales

Advancements in deep learning and machine learning have improved the ability to model complex, nonlinear relationships, such as those encountered in complex material inverse problems. However, the effectiveness of these methods often…

机器学习 · 计算机科学 2025-04-10 Qinyi Tian , Winston Lindqwister , Manolis Veveakis , Laura E. Dalton

In this paper, we consider the problem of developing predictive models with limited data for energy assets such as electricity loads, PV power generations, etc. We specifically investigate the cases where the amount of historical data is…

机器学习 · 计算机科学 2019-06-07 Ali Hooshmand , Ratnesh Sharma

Materials property prediction models are usually evaluated using random splitting of datasets into training and test datasets, which not only leads to over-estimated performance due to inherent redundancy, typically existent in material…

材料科学 · 物理学 2024-05-28 Jeffrey Hu , David Liu , Nihang Fu , Rongzhi Dong

Transfer learning is a widely used method to build high performing computer vision models. In this paper, we study the efficacy of transfer learning by examining how the choice of data impacts performance. We find that more pre-training…

计算机视觉与模式识别 · 计算机科学 2018-12-13 Jiquan Ngiam , Daiyi Peng , Vijay Vasudevan , Simon Kornblith , Quoc V. Le , Ruoming Pang