English
Related papers

Related papers: Unsupervised Representation Learning to Aid Semi-S…

200 papers

The ability to learn new concepts with small amounts of data is a critical aspect of intelligence that has proven challenging for deep learning methods. Meta-learning has emerged as a promising technique for leveraging data from previous…

Machine Learning · Computer Science 2020-04-29 Mingzhang Yin , George Tucker , Mingyuan Zhou , Sergey Levine , Chelsea Finn

Self-supervised pre-training of transformer models has revolutionized NLP applications. Such pre-training with language modeling objectives provides a useful initial point for parameters that generalize well to new tasks with fine-tuning.…

Computation and Language · Computer Science 2020-11-17 Trapit Bansal , Rishikesh Jha , Tsendsuren Munkhdalai , Andrew McCallum

Few-shot learning is a challenging problem where the goal is to achieve generalization from only few examples. Model-agnostic meta-learning (MAML) tackles the problem by formulating prior knowledge as a common initialization across tasks,…

Machine Learning · Computer Science 2020-06-17 Sungyong Baik , Seokil Hong , Kyoung Mu Lee

Meta-learning approaches have addressed few-shot problems by finding initialisations suited for fine-tuning to target tasks. Often there are additional properties within training data (which we refer to as context), not relevant to the…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Toby Perrett , Alessandro Masullo , Tilo Burghardt , Majid Mirmehdi , Dima Damen

In this work we propose for the first time a transformer-based framework for unsupervised representation learning of multivariate time series. Pre-trained models can be potentially used for downstream tasks such as regression and…

Machine Learning · Computer Science 2020-12-10 George Zerveas , Srideepika Jayaraman , Dhaval Patel , Anuradha Bhamidipaty , Carsten Eickhoff

In many real-world inverse problems, only incomplete measurement data are available for training which can pose a problem for learning a reconstruction function. Indeed, unsupervised learning using a fixed incomplete measurement process is…

Machine Learning · Statistics 2022-09-30 Julián Tachella , Dongdong Chen , Mike Davies

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…

Machine Learning · Computer Science 2020-01-22 Harkirat Singh Behl , Atılım Güneş Baydin , Philip H. S. Torr

Learning representations of data, and in particular learning features for a subsequent prediction task, has been a fruitful area of research delivering impressive empirical results in recent years. However, relatively little is understood…

Machine Learning · Computer Science 2016-11-11 Daniel McNamara , Cheng Soon Ong , Robert C. Williamson

Few-shot learning (FSL) is a central problem in meta-learning, where learners must efficiently learn from few labeled examples. Within FSL, feature pre-training has recently become an increasingly popular strategy to significantly improve…

Machine Learning · Computer Science 2023-11-07 Ruohan Wang , Isak Falk , Massimiliano Pontil , Carlo Ciliberto

The significant amount of training data required for training Convolutional Neural Networks has become a bottleneck for applications like semantic segmentation. Few-shot semantic segmentation algorithms address this problem, with an aim to…

Computer Vision and Pattern Recognition · Computer Science 2020-09-16 Ayyappa Kumar Pambala , Titir Dutta , Soma Biswas

Metric-based meta-learning techniques have successfully been applied to few-shot classification problems. In this paper, we propose to leverage cross-modal information to enhance metric-based few-shot learning methods. Visual and semantic…

Machine Learning · Computer Science 2020-02-19 Chen Xing , Negar Rostamzadeh , Boris N. Oreshkin , Pedro O. Pinheiro

Despite significant progress in object categorization, in recent years, a number of important challenges remain, mainly, ability to learn from limited labeled data and ability to recognize object classes within large, potentially open, set…

Computer Vision and Pattern Recognition · Computer Science 2016-04-26 Yanwei Fu , Leonid Sigal

We study the few-shot learning (FSL) problem, where a model learns to recognize new objects with extremely few labeled training data per category. Most of previous FSL approaches resort to the meta-learning paradigm, where the model…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Zejiang Hou , Sun-Yuan Kung

Many meta-learning approaches for few-shot learning rely on simple base learners such as nearest-neighbor classifiers. However, even in the few-shot regime, discriminatively trained linear predictors can offer better generalization. We…

Computer Vision and Pattern Recognition · Computer Science 2019-04-24 Kwonjoon Lee , Subhransu Maji , Avinash Ravichandran , Stefano Soatto

With the continuous development of natural language processing (NLP) technology, text classification tasks have been widely used in multiple application fields. However, obtaining labeled data is often expensive and difficult, especially in…

Computation and Language · Computer Science 2025-02-14 Jia Gao , Shuangquan Lyu , Guiran Liu , Binrong Zhu , Hongye Zheng , Xiaoxuan Liao

The existing few-shot video classification methods often employ a meta-learning paradigm by designing customized temporal alignment module for similarity calculation. While significant progress has been made, these methods fail to focus on…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Zhenxi Zhu , Limin Wang , Sheng Guo , Gangshan Wu

Few-shot learning is often motivated by the ability of humans to learn new tasks from few examples. However, standard few-shot classification benchmarks assume that the representation is learned on a limited amount of base class data,…

Computer Vision and Pattern Recognition · Computer Science 2020-02-19 Yann Lifchitz , Yannis Avrithis , Sylvaine Picard

Few-shot learning aims to learn representations that can tackle novel tasks given a small number of examples. Recent studies show that cross-modal learning can improve representations for few-shot classification. More specifically, language…

Computer Vision and Pattern Recognition · Computer Science 2024-05-31 Jordi Armengol-Estapé , Vincent Michalski , Ramnath Kumar , Pierre-Luc St-Charles , Doina Precup , Samira Ebrahimi Kahou

Data labeling in supervised learning is considered an expensive and infeasible tool in some conditions. The self-supervised learning method is proposed to tackle the learning effectiveness with fewer labeled data, however, there is a lack…

Machine Learning · Computer Science 2021-08-18 Hilal AlQuabeh , Ameera Bawazeer , Abdulateef Alhashmi

In modern supervised learning, there are a large number of tasks, but many of them are associated with only a small amount of labeled data. These include data from medical image processing and robotic interaction. Even though each…

Machine Learning · Computer Science 2020-02-21 Weihao Kong , Raghav Somani , Zhao Song , Sham Kakade , Sewoong Oh