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Model Agnostic Meta-Learning (MAML) is one of the most representative of gradient-based meta-learning algorithms. MAML learns new tasks with a few data samples using inner updates from a meta-initialization point and learns the…

机器学习 · 计算机科学 2021-03-04 Jaehoon Oh , Hyungjun Yoo , ChangHwan Kim , Se-Young Yun

Meta-learning for few-shot learning allows a machine to leverage previously acquired knowledge as a prior, thus improving the performance on novel tasks with only small amounts of data. However, most mainstream models suffer from…

机器学习 · 计算机科学 2019-11-13 Yadan Luo , Zi Huang , Zheng Zhang , Ziwei Wang , Mahsa Baktashmotlagh , Yang Yang

Large-scale pre-trained Vision-Language Models (VLMs) have exhibited impressive zero-shot performance and transferability, allowing them to adapt to downstream tasks in a data-efficient manner. However, when only a few labeled samples are…

计算机视觉与模式识别 · 计算机科学 2024-11-11 Ce Zhang , Simon Stepputtis , Katia Sycara , Yaqi Xie

In-context learning (ICL), a property demonstrated by transformer-based sequence models, refers to the automatic inference of an input-output mapping based on examples of the mapping provided as context. ICL requires no explicit learning,…

信号处理 · 电气工程与系统科学 2024-11-12 Zihang Song , Osvaldo Simeone , Bipin Rajendran

Recognizing an activity with a single reference sample using metric learning approaches is a promising research field. The majority of few-shot methods focus on object recognition or face-identification. We propose a metric learning…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Raphael Memmesheimer , Nick Theisen , Dietrich Paulus

The capacity of meta-learning algorithms to quickly adapt to a variety of tasks, including ones they did not experience during meta-training, has been a key factor in the recent success of these methods on few-shot learning problems. This…

机器学习 · 计算机科学 2018-12-06 Tristan Deleu , Yoshua Bengio

Deep networks can learn to accurately recognize objects of a category by training on a large number of annotated images. However, a meta-learning challenge known as a low-shot image recognition task comes when only a few images with…

计算机视觉与模式识别 · 计算机科学 2021-01-14 Mengting Chen , Xinggang Wang , Heng Luo , Yifeng Geng , Wenyu Liu

We develop new algorithms for simultaneous learning of multiple tasks (e.g., image classification, depth estimation), and for adapting to unseen task/domain distributions within those high-level tasks (e.g., different environments). First,…

机器学习 · 计算机科学 2020-06-16 Kiran Lekkala , Laurent Itti

We propose an algorithm for meta-learning that is model-agnostic, in the sense that it is compatible with any model trained with gradient descent and applicable to a variety of different learning problems, including classification,…

机器学习 · 计算机科学 2017-07-19 Chelsea Finn , Pieter Abbeel , Sergey Levine

While Transformer networks benefit from a global receptive field, their quadratic cost relative to sequence length restricts their application to long sequences and high-resolution inputs. We introduce Fast Multipole Attention (FMA), a…

计算与语言 · 计算机科学 2025-09-19 Yanming Kang , Giang Tran , Hans De Sterck

Deep neural networks often degrade significantly when training data suffer from class imbalance problems. Existing approaches, e.g., re-sampling and re-weighting, commonly address this issue by rearranging the label distribution of training…

计算机视觉与模式识别 · 计算机科学 2020-08-11 Renzhen Wang , Kaiqin Hu , Yanwen Zhu , Jun Shu , Qian Zhao , Deyu Meng

Deep neural networks are highly effective when a large number of labeled samples are available but fail with few-shot classification tasks. Recently, meta-learning methods have received much attention, which train a meta-learner on massive…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Yucan Zhou , Yu Wang , Jianfei Cai , Yu Zhou , Qinghua Hu , Weiping Wang

Meta-learning aims at learning quickly on novel tasks with limited data by transferring generic experience learned from previous tasks. Naturally, few-shot learning has been one of the most popular applications for meta-learning. However,…

计算机视觉与模式识别 · 计算机科学 2021-02-23 Yudong Chen , Chaoyu Guan , Zhikun Wei , Xin Wang , Wenwu Zhu

Multimodal in-context learning (ICL) is becoming a key capability that allows large vision-language models (LVLMs) to adapt to novel tasks without parameter updates, which expands their usefulness in many real-world applications. However,…

计算机视觉与模式识别 · 计算机科学 2025-12-11 Yanshu Li , Jianjiang Yang , Ziteng Yang , Bozheng Li , Ligong Han , Hongyang He , Zhengtao Yao , Yingjie Victor Chen , Songlin Fei , Dongfang Liu , Ruixiang Tang

Model-Agnostic Meta-Learning (MAML) is a versatile meta-learning framework applicable to both supervised learning and reinforcement learning (RL). However, applying MAML to meta-reinforcement learning (meta-RL) presents notable challenges.…

机器学习 · 计算机科学 2025-10-02 Yang Zhang , Huiwen Yan , Mushuang Liu

Meta-learning (ML) has emerged as a promising direction in learning models under constrained resource settings like few-shot learning. The popular approaches for ML either learn a generalizable initial model or a generic parametric…

机器学习 · 计算机科学 2022-03-07 Aroof Aimen , Sahil Sidheekh , Narayanan C. Krishnan

Model-agnostic meta-learning (MAML) formulates meta-learning as a bilevel optimization problem, where the inner level solves each subtask based on a shared prior, while the outer level searches for the optimal shared prior by optimizing its…

机器学习 · 计算机科学 2020-06-24 Lingxiao Wang , Qi Cai , Zhuoran Yang , Zhaoran Wang

Few-shot action recognition aims to recognize action classes with few training samples. Most existing methods adopt a meta-learning approach with episodic training. In each episode, the few samples in a meta-training task are split into…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Xiatian Zhu , Antoine Toisoul , Juan-Manuel Perez-Rua , Li Zhang , Brais Martinez , Tao Xiang

Machine learning classifiers are often trained to recognize a set of pre-defined classes. However, in many applications, it is often desirable to have the flexibility of learning additional concepts, with limited data and without…

机器学习 · 计算机科学 2019-10-08 Mengye Ren , Renjie Liao , Ethan Fetaya , Richard S. Zemel

Image modality recognition is essential for efficient imaging workflows in current clinical environments, where multiple imaging modalities are used to better comprehend complex diseases. Emerging biomarkers from novel, rare modalities are…

计算机视觉与模式识别 · 计算机科学 2019-08-28 Santi Puch , Irina Sánchez , Matt Rowe