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Supporting learners' understanding of taught skills in online settings is a longstanding challenge. While exercises and chat-based agents can evaluate understanding in limited contexts, this challenge is magnified when learners seek…

Artificial Intelligence · Computer Science 2025-04-11 Rahul K. Dass , Rochan H. Madhusudhana , Erin C. Deye , Shashank Verma , Timothy A. Bydlon , Grace Brazil , Ashok K. Goel

Knowledge tracing (KT), a key component of an intelligent tutoring system, is a machine learning technique that estimates the mastery level of a student based on his/her past performance. The objective of KT is to predict a student's…

Artificial Intelligence · Computer Science 2019-09-19 Heonseok Ha , Uiwon Hwang , Yongjun Hong , Jahee Jang , Sungroh Yoon

Test-time adaptation allows pretrained models to adjust to incoming data streams, addressing distribution shifts between source and target domains. However, standard methods rely on single-dimensional linear classification layers, which…

Machine Learning · Computer Science 2026-03-27 Sameer Ambekar , Marta Hasny , Laura Daza , Daniel M. Lang , Julia A. Schnabel

In order to cope with the task allocation in national economic mobilization, a task allocation planning method based on Hierarchical Task Network (HTN) for national economic mobilization is proposed. An HTN planning algorithm is designed to…

Computers and Society · Computer Science 2023-10-03 Peng Zhao

Recently, motion generation by machine learning has been actively researched to automate various tasks. Imitation learning is one such method that learns motions from data collected in advance. However, executing long-term tasks remains…

Robotics · Computer Science 2022-03-17 Kazuki Hayashi , Sho Sakaino , Toshiaki Tsuji

Much as replacing hand-designed features with learned functions has revolutionized how we solve perceptual tasks, we believe learned algorithms will transform how we train models. In this work we focus on general-purpose learned optimizers…

Machine Learning · Computer Science 2020-09-24 Luke Metz , Niru Maheswaranathan , C. Daniel Freeman , Ben Poole , Jascha Sohl-Dickstein

Deep neural networks are transforming fields ranging from computer vision to computational medicine, and we recently extended their application to the field of phase-change heat transfer by introducing theory-trained neural networks (TTNs)…

Machine Learning · Computer Science 2021-02-11 M. Torabi Rad , A. Viardin , M. Apel

Recent advances in deep learning have allowed artificial agents to rival human-level performance on a wide range of complex tasks; however, the ability of these networks to learn generalizable strategies remains a pressing challenge. This…

Artificial Intelligence · Computer Science 2018-01-23 Necati Alp Muyesser , Kyle Dunovan , Timothy Verstynen

Interactive Task Learning (ITL) systems acquire task knowledge from human instructions in natural language interaction. The interaction design of ITL agents for hierarchical tasks stays uncharted. This paper studied Verbal Apprentice…

Human-Computer Interaction · Computer Science 2024-10-23 Jieyu Zhou , Christopher MacLellan

This contribution draws attention to implications connected with meta-architectural design decisions for intelligent tutoring systems in the context of formative assessments. As a first result of addressing this issue, this contribution…

Human-Computer Interaction · Computer Science 2024-04-11 Florian Gnadlinger , Simone Kriglstein

Adaptive learning aims to stimulate and meet the needs of individual learners, which requires sophisticated system-level coordination of diverse tasks, including modeling learning resources, estimating student states, and making…

Computers and Society · Computer Science 2022-08-10 Qingyang Zhong , Jifan Yu , Zheyuan Zhang , Yiming Mao , Yuquan Wang , Yankai Lin , Lei Hou , Juanzi Li , Jie Tang

Transition-based top-down parsing with pointer networks has achieved state-of-the-art results in multiple parsing tasks, while having a linear time complexity. However, the decoder of these parsers has a sequential structure, which does not…

Computation and Language · Computer Science 2022-10-21 Linlin Liu , Xiang Lin , Shafiq Joty , Simeng Han , Lidong Bing

Hierarchical reinforcement learning (HRL) holds great potential for sample-efficient learning on challenging long-horizon tasks. In particular, letting a higher level assign subgoals to a lower level has been shown to enable fast learning…

Machine Learning · Computer Science 2021-12-07 Nico Gürtler , Dieter Büchler , Georg Martius

Recent advances in agent development have focused on scaling model size and raw interaction data, mirroring successes in large language models. However, for complex, long-horizon multi-agent tasks such as robotic soccer, this end-to-end…

Artificial Intelligence · Computer Science 2025-11-05 Brennen Hill

Machine learning models have achieved, and in some cases surpassed, human-level performance in various tasks, mainly through centralized training of static models and the use of large models stored in centralized clouds for inference.…

Machine Learning · Computer Science 2025-06-02 Hesham G. Moussa , Arashmid Akhavain , S. Maryam Hosseini , Bill McCormick

Collective learning can be greatly enhanced when agents effectively exchange knowledge with their peers. In particular, recent work studying agents that learn to teach other teammates has demonstrated that action advising accelerates…

The optimal solution to an optimization problem depends on the problem's objective function, constraints, and size. While deep neural networks (DNNs) have proven effective in solving optimization problems, changes in the problem's size,…

Machine Learning · Computer Science 2025-02-17 Nikos A. Mitsiou , Pavlos S. Bouzinis , Panagiotis G. Sarigiannidis , George K. Karagiannidis

Decision tree ensembles are widely used and competitive learning models. Despite their success, popular toolkits for learning tree ensembles have limited modeling capabilities. For instance, these toolkits support a limited number of loss…

Machine Learning · Computer Science 2022-05-20 Shibal Ibrahim , Hussein Hazimeh , Rahul Mazumder

Federated learning enables collaborative model training across distributed entities while maintaining individual data privacy. A key challenge in federated learning is balancing the personalization of models for local clients with…

Machine Learning · Computer Science 2025-04-07 Wai Fong Tam , Qilei Li , Ahmed M. Abdelmonie

The wireless network is undergoing a trend from "onnection of things" to "connection of intelligence". With data spread over the communication networks and computing capability enhanced on the devices, distributed learning becomes a hot…

Information Theory · Computer Science 2021-08-03 Jian Wang , Yourui Huangfu , Rong Li , Yiqun Ge , Jun Wang