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Grounding the instruction in the environment is a key step in solving language-guided goal-reaching reinforcement learning problems. In automated reinforcement learning, a key concern is to enhance the model's ability to generalize across…

Machine Learning · Computer Science 2025-09-09 Armin Saghafian , Amirmohammad Izadi , Negin Hashemi Dijujin , Mahdieh Soleymani Baghshah

Prognostic Health Management (PHM) systems monitor and predict equipment health. A key task is Remaining Useful Life (RUL) estimation, which predicts how long a component, such as a rolling element bearing, will operate before failure. Many…

Machine Learning · Computer Science 2025-10-22 Waleed Razzaq , Yun-Bo Zhao

False data injection attacks (FDIAs) on smart inverters are a growing concern linked to increased renewable energy production. While data-based FDIA detection methods are also actively developed, we show that they remain vulnerable to…

Machine Learning · Computer Science 2024-11-18 Pooja Aslami , Kejun Chen , Timothy M. Hansen , Malik Hassanaly

Knowledge tracing is the task of modeling each student's mastery of knowledge concepts (KCs) as (s)he engages with a sequence of learning activities. Each student's knowledge is modeled by estimating the performance of the student on the…

Machine Learning · Computer Science 2019-07-17 Shalini Pandey , George Karypis

Using Reinforcement Learning (RL) to learn new robotic tasks from scratch is often inefficient. Leveraging prior knowledge has the potential to significantly enhance learning efficiency, which, however, raises two critical challenges: how…

Robotics · Computer Science 2025-06-10 Zechen Hu , Tong Xu , Xuesu Xiao , Xuan Wang

Knowledge Distillation (KD) aims to transfer a more capable teacher model's knowledge to a lighter student model in order to improve the efficiency of the model, making it faster and more deployable. However, the student model's…

Machine Learning · Computer Science 2024-03-19 Eugene Ku

Knowledge tracing (KT) models are a popular approach for predicting students' future performance at practice problems using their prior attempts. Though many innovations have been made in KT, most models including the state-of-the-art Deep…

Software Engineering · Computer Science 2022-06-09 Yang Shi , Min Chi , Tiffany Barnes , Thomas Price

Knowledge tracing (KT) serves as a primary part of intelligent education systems. Most current KTs either rely on expert judgments or only exploit a single network structure, which affects the full expression of learning features. To…

Machine Learning · Computer Science 2023-02-24 Liting Lyu , Zhifeng Wang , Haihong Yun , Zexue Yang , Ya Li

Detecting abnormal behaviors of students in time and providing personalized intervention and guidance at the early stage is important in educational management. Academic performance prediction is an important building block to enabling this…

Computers and Society · Computer Science 2019-03-19 Huaxiu Yao , Defu Lian , Yi Cao , Yifan Wu , Tao Zhou

Personalized adaptive learning (PAL) stands out by closely monitoring individual students' progress and tailoring their learning paths to their unique knowledge and needs. A crucial technique for effective PAL implementation is knowledge…

Computers and Society · Computer Science 2024-10-21 Ming-Mu Kuo , Xiangfang Li , Lijun Qian , Pamela Obiomon , Xishuang Dong

Deep reinforcement learning (RL) has shown great empirical successes, but suffers from brittleness and sample inefficiency. A potential remedy is to use a previously-trained policy as a source of supervision. In this work, we refer to these…

Machine Learning · Computer Science 2021-09-16 Daniel Seita , Abhinav Gopal , Zhao Mandi , John Canny

Recently, there have been increasing calls for computer science curricula to complement existing technical training with topics related to Fairness, Accountability, Transparency, and Ethics. In this paper, we present Value Card, an…

Computers and Society · Computer Science 2023-01-11 Hong Shen , Wesley Hanwen Deng , Aditi Chattopadhyay , Zhiwei Steven Wu , Xu Wang , Haiyi Zhu

KnowledgeTracing (KT) involves predicting students' knowledge states based on their interactions with Intelligent Tutoring Systems (ITS). A key challenge is the cold start problem, accurately predicting knowledge for new students with…

Computers and Society · Computer Science 2026-02-09 Indronil Bhattacharjee , Christabel Wayllace

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

Previous work on action representation learning focused on global representations for short video clips. In contrast, many practical applications, such as video alignment, strongly demand learning the intensive representation of long…

Computer Vision and Pattern Recognition · Computer Science 2023-03-03 Minghao Chen , Renbo Tu , Chenxi Huang , Yuqi Lin , Boxi Wu , Deng Cai

Knowledge graphs (KGs) have been widely adopted to mitigate data sparsity and address cold-start issues in recommender systems. While existing KGs-based recommendation methods can predict user preferences and demands, they fall short in…

Information Retrieval · Computer Science 2024-08-07 Shangfei Zheng , Hongzhi Yin , Tong Chen , Xiangjie Kong , Jian Hou , Pengpeng Zhao

A major challenge in modern reinforcement learning (RL) is efficient control of dynamical systems from high-dimensional sensory observations. Learning controllable embedding (LCE) is a promising approach that addresses this challenge by…

Machine Learning · Computer Science 2020-06-25 Brandon Cui , Yinlam Chow , Mohammad Ghavamzadeh

Knowledge tracing (KT) refers to the problem of predicting future learner performance given their past performance in educational applications. Recent developments in KT using flexible deep neural network-based models excel at this task.…

Machine Learning · Computer Science 2020-07-27 Aritra Ghosh , Neil Heffernan , Andrew S. Lan

The knowledge replay technique has been widely used in many tasks such as continual learning and continuous domain adaptation. The key lies in how to effectively encode the knowledge extracted from previous data and replay them during…

Machine Learning · Computer Science 2022-05-24 Yingying Zhang , Qiaoyong Zhong , Di Xie , Shiliang Pu

A major open problem on the road to artificial intelligence is the development of incrementally learning systems that learn about more and more concepts over time from a stream of data. In this work, we introduce a new training strategy,…

Computer Vision and Pattern Recognition · Computer Science 2017-04-17 Sylvestre-Alvise Rebuffi , Alexander Kolesnikov , Georg Sperl , Christoph H. Lampert