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Model agnostic meta-learning (MAML) is one of the most widely used gradient-based meta-learning, consisting of two optimization loops: an inner loop and outer loop. MAML learns the new task from meta-initialization parameters with an inner…

机器学习 · 计算机科学 2024-06-10 Jongyun Shin , Seunjin Han , Jangho Kim

Meta-learning owns unique effectiveness and swiftness in tackling emerging tasks with limited data. Its broad applicability is revealed by viewing it as a bi-level optimization problem. The resultant algorithmic viewpoint however, faces…

机器学习 · 计算机科学 2023-12-22 Yilang Zhang , Bingcong Li , Shijian Gao , Georgios B. Giannakis

Generative Adversarial Imitation Learning (GAIL) is a powerful and practical approach for learning sequential decision-making policies. Different from Reinforcement Learning (RL), GAIL takes advantage of demonstration data by experts (e.g.,…

机器学习 · 计算机科学 2020-01-14 Minshuo Chen , Yizhou Wang , Tianyi Liu , Zhuoran Yang , Xingguo Li , Zhaoran Wang , Tuo Zhao

Model-agnostic meta-learners aim to acquire meta-learned parameters from similar tasks to adapt to novel tasks from the same distribution with few gradient updates. With the flexibility in the choice of models, those frameworks demonstrate…

机器学习 · 计算机科学 2019-10-31 Risto Vuorio , Shao-Hua Sun , Hexiang Hu , Joseph J. Lim

Meta learning aims at learning a model that can quickly adapt to unseen tasks. Widely used meta learning methods include model agnostic meta learning (MAML), implicit MAML, Bayesian MAML. Thanks to its ability of modeling uncertainty,…

机器学习 · 计算机科学 2022-03-08 Lisha Chen , Tianyi Chen

Generative adversarial imitation learning (GAIL) demonstrates tremendous success in practice, especially when combined with neural networks. Different from reinforcement learning, GAIL learns both policy and reward function from expert…

机器学习 · 计算机科学 2020-06-26 Yufeng Zhang , Qi Cai , Zhuoran Yang , Zhaoran Wang

Model-Agnostic Meta-Learning (MAML), a popular gradient-based meta-learning framework, assumes that the contribution of each task or instance to the meta-learner is equal. Hence, it fails to address the domain shift between base and novel…

机器学习 · 计算机科学 2021-12-02 Krishnateja Killamsetty , Changbin Li , Chen Zhao , Rishabh Iyer , Feng Chen

This paper presents a novel optimization method for maximizing generalization over tasks in meta-learning. The goal of meta-learning is to learn a model for an agent adapting rapidly when presented with previously unseen tasks. Tasks are…

机器学习 · 计算机科学 2018-10-19 Amir Erfan Eshratifar , David Eigen , Massoud Pedram

Widely used traditional supervised deep learning methods require a large number of training samples but often fail to generalize on unseen datasets. Therefore, a more general application of any trained model is quite limited for medical…

计算机视觉与模式识别 · 计算机科学 2022-02-01 Rabindra Khadga , Debesh Jha , Steven Hicks , Vajira Thambawita , Michael A. Riegler , Sharib Ali , Pål Halvorsen

Meta-learning has recently been an emerging data-efficient learning technique for various medical imaging operations and has helped advance contemporary deep learning models. Furthermore, meta-learning enhances the knowledge generalization…

图像与视频处理 · 电气工程与系统科学 2023-07-14 Sriprabha Ramanarayanan , Arun Palla , Keerthi Ram , Mohanasankar Sivaprakasam

The goal of few-shot learning is to generalize and achieve high performance on new unseen learning tasks, where each task has only a limited number of examples available. Gradient-based meta-learning attempts to address this challenging…

机器学习 · 计算机科学 2024-06-13 Christian Raymond , Qi Chen , Bing Xue , Mengjie Zhang

Optimization-based meta-learning aims to learn an initialization so that a new unseen task can be learned within a few gradient updates. Model Agnostic Meta-Learning (MAML) is a benchmark algorithm comprising two optimization loops. The…

机器学习 · 计算机科学 2024-05-28 S. Tiwari , M. Gogoi , S. Verma , K. P. Singh

We present a novel Balanced Incremental Model Agnostic Meta Learning system (BI-MAML) for learning multiple tasks. Our method implements a meta-update rule to incrementally adapt its model to new tasks without forgetting old tasks. Such a…

机器学习 · 计算机科学 2020-06-16 Yang Zheng , Jinlin Xiang , Kun Su , Eli Shlizerman

In-context learning (ICL) enables large language models (LLMs) to acquire new behaviors from the input sequence alone without any parameter updates. Recent studies have shown that ICL can surpass the original meaning learned in pretraining…

机器学习 · 计算机科学 2025-07-31 Yongyi Yang , Hidenori Tanaka , Wei Hu

Graph neural networks have become very popular for machine learning on molecules due to the expressive power of their learnt representations. However, molecular machine learning is a classically low-data regime and it isn't clear that graph…

机器学习 · 计算机科学 2020-11-25 Aneesh Pappu , Brooks Paige

Although model-agnostic meta-learning (MAML) is a very successful algorithm in meta-learning practice, it can have high computational cost because it updates all model parameters over both the inner loop of task-specific adaptation and the…

机器学习 · 计算机科学 2020-10-26 Kaiyi Ji , Jason D. Lee , Yingbin Liang , H. Vincent Poor

Model-agnostic meta-learning (MAML) is a well-known optimization-based meta-learning algorithm that works well in various computer vision tasks, e.g., few-shot classification. MAML is to learn an initialization so that a model can adapt to…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Sanghyuk Lee , Seunghyun Lee , Byung Cheol Song

Model-agnostic meta learning (MAML) is currently one of the dominating approaches for few-shot meta-learning. Albeit its effectiveness, the optimization of MAML can be challenging due to the innate bilevel problem structure. Specifically,…

机器学习 · 计算机科学 2022-08-16 Momin Abbas , Quan Xiao , Lisha Chen , Pin-Yu Chen , Tianyi Chen

Meta-learning has arisen as a successful method for improving training performance by training over many similar tasks, especially with deep neural networks (DNNs). However, the theoretical understanding of when and why overparameterized…

机器学习 · 计算机科学 2023-04-11 Peizhong Ju , Yingbin Liang , Ness B. Shroff

Model-agnostic meta-learning (MAML) is a meta-learning technique to train a model on a multitude of learning tasks in a way that primes the model for few-shot learning of new tasks. The MAML algorithm performs well on few-shot learning…

机器学习 · 计算机科学 2020-01-22 Harkirat Singh Behl , Atılım Güneş Baydin , Philip H. S. Torr