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Neural combinatorial optimization (NCO) aims at designing problem-independent and efficient neural network-based strategies for solving combinatorial problems. The field recently experienced growth by successfully adapting architectures…

机器学习 · 计算机科学 2020-11-13 Michal Lisicki , Arash Afkanpour , Graham W. Taylor

This paper proposes a novel reinforcement learning (RL) framework for credit underwriting that tackles ungeneralizable contextual challenges. We adapt RL principles for credit scoring, incorporating action space renewal and multi-choice…

We provide theoretical investigation of curriculum learning in the context of stochastic gradient descent when optimizing the convex linear regression loss. We prove that the rate of convergence of an ideal curriculum learning method is…

机器学习 · 计算机科学 2023-12-29 Daphna Weinshall , Gad Cohen , Dan Amir

While Curriculum Learning (CL) has recently gained traction in Natural language Processing Tasks, it is still not adequately analyzed. Previous works only show their effectiveness but fail short to explain and interpret the internal…

计算与语言 · 计算机科学 2021-03-04 Anvesh Rao Vijjini , Kaveri Anuranjana , Radhika Mamidi

Many challenging reinforcement learning (RL) problems require designing a distribution of tasks that can be applied to train effective policies. This distribution of tasks can be specified by the curriculum. A curriculum is meant to improve…

机器学习 · 计算机科学 2023-01-03 Maria Nesterova , Alexey Skrynnik , Aleksandr Panov

Many traditional algorithms for solving combinatorial optimization problems involve using hand-crafted heuristics that sequentially construct a solution. Such heuristics are designed by domain experts and may often be suboptimal due to the…

机器学习 · 计算机科学 2020-12-25 Nina Mazyavkina , Sergey Sviridov , Sergei Ivanov , Evgeny Burnaev

Research in Curriculum Learning has shown better performance on the task by optimizing the sequence of the training data. Recent works have focused on using complex reinforcement learning techniques to find the optimal data ordering…

机器学习 · 计算机科学 2022-11-10 Dipankar Sarkar , Mukur Gupta

Multiple supervised learning scenarios are composed by a sequence of classification tasks. For instance, multi-task learning and continual learning aim to learn a sequence of tasks that is either fixed or grows over time. Existing…

机器学习 · 统计学 2025-01-10 Verónica Álvarez , Santiago Mazuelas , Jose A. Lozano

In curriculum reinforcement learning (CRL), an agent incrementally accumulates knowledge over a sequence of tasks (i.e., a curriculum), and the learning process is aimed at using the accumulated knowledge to finally solve a challenging…

机器学习 · 计算机科学 2026-05-25 Yongyan Wen , Siyuan Li , Mingjian Fu , Yiqin Yang , Xun Wang , Peng Liu

We consider the problem of reinforcement learning under safety requirements, in which an agent is trained to complete a given task, typically formalized as the maximization of a reward signal over time, while concurrently avoiding…

Humans are good at learning on the job: We learn how to solve the tasks we face as we go along. Can a model do the same? We propose an agent that assembles a task-specific curriculum, called test-time curriculum (TTC-RL), and applies…

机器学习 · 计算机科学 2025-10-07 Jonas Hübotter , Leander Diaz-Bone , Ido Hakimi , Andreas Krause , Moritz Hardt

Recent curriculum techniques in the post-training stage of LLMs have been empirically observed to outperform non-curriculum approaches in improving reasoning performance, yet a principled understanding of their effectiveness and limitations…

机器学习 · 计算机科学 2026-05-05 Dake Bu , Wei Huang , Andi Han , Atsushi Nitanda , Hau-San Wong , Qingfu Zhang , Taiji Suzuki

Recommending a sequence of activities for an ongoing case requires that the recommendations conform to the underlying business process and meet the performance goal of either completion time or process outcome. Existing work on next…

人工智能 · 计算机科学 2022-05-09 Prerna Agarwal , Avani Gupta , Renuka Sindhgatta , Sampath Dechu

Curriculum learning (CL) is a training strategy that trains a machine learning model from easier data to harder data, which imitates the meaningful learning order in human curricula. As an easy-to-use plug-in, the CL strategy has…

机器学习 · 计算机科学 2021-03-26 Xin Wang , Yudong Chen , Wenwu Zhu

Curriculum learning techniques are a viable solution for improving the accuracy of automatic models, by replacing the traditional random training with an easy-to-hard strategy. However, the standard curriculum methodology does not…

计算机视觉与模式识别 · 计算机科学 2020-09-23 Petru Soviany

Reinforcement learning (RL) presents a promising framework to learn policies through environment interaction, but often requires an infeasible amount of interaction data to solve complex tasks from sparse rewards. One direction includes…

机器学习 · 计算机科学 2024-05-07 Stone Tao , Arth Shukla , Tse-kai Chan , Hao Su

In this paper, a unified framework for exploration in reinforcement learning (RL) is proposed based on an option-critic model. The proposed framework learns to integrate a set of diverse exploration strategies so that the agent can…

机器学习 · 计算机科学 2024-09-10 Woojun Kim , Jeonghye Kim , Youngchul Sung

Machine translation systems based on deep neural networks are expensive to train. Curriculum learning aims to address this issue by choosing the order in which samples are presented during training to help train better models faster. We…

Applications of reinforcement learning (RL) are popular in autonomous driving tasks. That being said, tuning the performance of an RL agent and guaranteeing the generalization performance across variety of different driving scenarios is…

Reinforcement learning algorithms use correlations between policies and rewards to improve agent performance. But in dynamic or sparsely rewarding environments these correlations are often too small, or rewarding events are too infrequent…