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Related papers: Active Multi-Task Representation Learning

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Active learning is a branch of machine learning that deals with problems where unlabeled data is abundant yet obtaining labels is expensive. The learning algorithm has the possibility of querying a limited number of samples to obtain the…

Disordered Systems and Neural Networks · Physics 2020-09-04 Hugo Cui , Luca Saglietti , Lenka Zdeborová

In this paper, we explore an approach to auxiliary task discovery in reinforcement learning based on ideas from representation learning. Auxiliary tasks tend to improve data efficiency by forcing the agent to learn auxiliary prediction and…

Machine Learning · Computer Science 2024-07-23 Banafsheh Rafiee , Sina Ghiassian , Jun Jin , Richard Sutton , Jun Luo , Adam White

Active learning, a powerful paradigm in machine learning, aims at reducing labeling costs by selecting the most informative samples from an unlabeled dataset. However, the traditional active learning process often demands extensive…

Machine Learning · Computer Science 2024-01-17 Gábor Németh , Tamás Matuszka

Most reinforcement learning algorithms take advantage of an experience replay buffer to repeatedly train on samples the agent has observed in the past. Not all samples carry the same amount of significance and simply assigning equal…

Machine Learning · Computer Science 2023-11-02 Shivakanth Sujit , Somjit Nath , Pedro H. M. Braga , Samira Ebrahimi Kahou

Distributed representation plays an important role in deep learning based natural language processing. However, the representation of a sentence often varies in different tasks, which is usually learned from scratch and suffers from the…

Computation and Language · Computer Science 2018-04-24 Renjie Zheng , Junkun Chen , Xipeng Qiu

While deep learning is a powerful tool for natural language processing (NLP) problems, successful solutions to these problems rely heavily on large amounts of annotated samples. However, manually annotating data is expensive and…

Computation and Language · Computer Science 2021-04-06 Rishi Hazra , Parag Dutta , Shubham Gupta , Mohammed Abdul Qaathir , Ambedkar Dukkipati

We examine the influence of input data representations on learning complexity. For learning, we posit that each model implicitly uses a candidate model distribution for unexplained variations in the data, its noise model. If the model…

Machine Learning · Computer Science 2019-12-21 Julian Zilly , Lorenz Hetzel , Andrea Censi , Emilio Frazzoli

Representation learning is a key technique in modern machine learning that enables models to identify meaningful patterns in complex data. However, different methods tend to extract distinct aspects of the data, and relying on a single…

Machine Learning · Statistics 2025-09-30 Wenhui Li , Shijin Gong , Xinyu Zhang

Continual learning (CL) aims to constantly learn new knowledge over time while avoiding catastrophic forgetting on old tasks. In this work, we focus on continual text classification under the class-incremental setting. Recent CL studies…

Computation and Language · Computer Science 2023-05-15 Yifan Song , Peiyi Wang , Dawei Zhu , Tianyu Liu , Zhifang Sui , Sujian Li

Resource-constrained classification tasks are common in real-world applications such as allocating tests for disease diagnosis, hiring decisions when filling a limited number of positions, and defect detection in manufacturing settings…

Machine Learning · Computer Science 2023-11-22 Danit Shifman Abukasis , Izack Cohen , Xiaochen Xian , Kejun Huang , Gonen Singer

Power-law scaling indicates that large-scale training with uniform sampling is prohibitively slow. Active learning methods aim to increase data efficiency by prioritizing learning on the most relevant examples. Despite their appeal, these…

Artificial Intelligence · Computer Science 2024-10-17 Talfan Evans , Shreya Pathak , Hamza Merzic , Jonathan Schwarz , Ryutaro Tanno , Olivier J. Henaff

Classical learning assumes the learner is given a labeled data sample, from which it learns a model. The field of Active Learning deals with the situation where the learner begins not with a training sample, but instead with resources that…

Machine Learning · Computer Science 2012-07-19 Omid Madani , Daniel J. Lizotte , Russell Greiner

While deep learning is a powerful tool for natural language processing (NLP) problems, successful solutions to these problems rely heavily on large amounts of annotated samples. However, manually annotating data is expensive and…

Machine Learning · Computer Science 2021-04-08 Rishi Hazra , Parag Dutta , Shubham Gupta , Mohammed Abdul Qaathir , Ambedkar Dukkipati

Multitask learning assumes that models capable of learning from multiple tasks can achieve better quality and efficiency via knowledge transfer, a key feature of human learning. Though, state of the art ML models rely on high customization…

Machine Learning · Computer Science 2022-11-17 Andrea Gesmundo , Jeff Dean

The idea of using multi-task learning approaches to address the joint extraction of entity and relation is motivated by the relatedness between the entity recognition task and the relation classification task. Existing methods using…

Computation and Language · Computer Science 2020-09-18 Kai Sun , Richong Zhang , Samuel Mensah , Yongyi Mao , Xudong Liu

Learning effective representations in image-based environments is crucial for sample efficient Reinforcement Learning (RL). Unfortunately, in RL, representation learning is confounded with the exploratory experience of the agent -- learning…

Machine Learning · Computer Science 2021-07-21 Denis Yarats , Rob Fergus , Alessandro Lazaric , Lerrel Pinto

Meta-learning methods have been extensively studied and applied in computer vision, especially for few-shot classification tasks. The key idea of meta-learning for few-shot classification is to mimic the few-shot situations faced at test…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Chenghao Liu , Zhihao Wang , Doyen Sahoo , Yuan Fang , Kun Zhang , Steven C. H. Hoi

Multitask Reinforcement Learning (MTRL) approaches have gained increasing attention for its wide applications in many important Reinforcement Learning (RL) tasks. However, while recent advancements in MTRL theory have focused on the…

Machine Learning · Statistics 2024-03-07 Ziping Xu , Zifan Xu , Runxuan Jiang , Peter Stone , Ambuj Tewari

Representation learning becomes especially important for complex systems with multimodal data sources such as cameras or sensors. Recent advances in reinforcement learning and optimal control make it possible to design control algorithms on…

Reinforcement learning (RL) is crucial for data science decision-making but suffers from sample inefficiency, particularly in real-world scenarios with costly physical interactions. This paper introduces a novel human-inspired framework to…

Machine Learning · Computer Science 2024-03-13 Ali Beikmohammadi , Sindri Magnússon