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Student performance prediction - where a machine forecasts the future performance of students as they interact with online coursework - is a challenging problem. Reliable early-stage predictions of a student's future performance could be…

Machine Learning · Computer Science 2018-04-23 Byung-Hak Kim , Ethan Vizitei , Varun Ganapathi

For offering proactive services to students in intelligent education, one of the fundamental tasks is predicting their performance (e.g., scores) on future exercises, where it is necessary to track each student's knowledge acquisition…

Computers and Society · Computer Science 2019-06-14 Qi Liu , Zhenya Huang , Yu Yin , Enhong Chen , Hui Xiong , Yu Su , Guoping Hu

Solving cold-start problems is indispensable to provide meaningful recommendation results for new users and items. Under sparsely observed data, unobserved user-item pairs are also a vital source for distilling latent users' information…

Information Retrieval · Computer Science 2020-11-11 Riku Togashi , Mayu Otani , Shin'ichi Satoh

Educational Question Generation (EQG) aims to synthesize customized exercise questions that enhance student learning. An effective EQG system should ideally personalize questions for each student by modeling the student's knowledge state…

Computers and Society · Computer Science 2026-05-28 Xinyi Gao , Qiucheng Wu , Lu Ding , Q. Vera Liao , Kaizhi Qian , Ying Xu , Shiyu Chang , Yang Zhang

We present a novel dynamic recommendation model that focuses on users who have interactions in the past but turn relatively inactive recently. Making effective recommendations to these time-sensitive cold-start users is critical to maintain…

Information Retrieval · Computer Science 2022-04-05 Krishna Prasad Neupane , Ervine Zheng , Yu Kong , Qi Yu

Crowd counting is an application-oriented task and its inference efficiency is crucial for real-world applications. However, most previous works relied on heavy backbone networks and required prohibitive run-time consumption, which would…

Computer Vision and Pattern Recognition · Computer Science 2020-08-12 Lingbo Liu , Jiaqi Chen , Hefeng Wu , Tianshui Chen , Guanbin Li , Liang Lin

Knowledge distillation (KD) is a successful approach for deep neural network acceleration, with which a compact network (student) is trained by mimicking the softmax output of a pre-trained high-capacity network (teacher). In tradition, KD…

Machine Learning · Computer Science 2021-06-08 Zi Wang

Knowledge distillation is a powerful technique for transferring knowledge from a pre-trained teacher model to a student model. However, the true potential of knowledge transfer has not been fully explored. Existing approaches primarily…

Machine Learning · Computer Science 2023-06-23 Shuoxi Zhang , Hanpeng Liu , Kun He

Temperature plays a pivotal role in moderating label softness in the realm of knowledge distillation (KD). Traditional approaches often employ a static temperature throughout the KD process, which fails to address the nuanced complexities…

Machine Learning · Computer Science 2024-04-22 Yukang Wei , Yu Bai

Cold-start problems are long-standing challenges for practical recommendations. Most existing recommendation algorithms rely on extensive observed data and are brittle to recommendation scenarios with few interactions. This paper addresses…

Information Retrieval · Computer Science 2019-06-04 Zhengxiao Du , Xiaowei Wang , Hongxia Yang , Jingren Zhou , Jie Tang

Knowledge tracing (KT) is a field of study that predicts the future performance of students based on prior performance datasets collected from educational applications such as intelligent tutoring systems, learning management systems, and…

Computers and Society · Computer Science 2022-09-08 Unggi Lee , Yonghyun Park , Yujin Kim , Seongyune Choi , Hyeoncheol Kim

Data often arrives in sequence over time in real-world deep learning applications such as autonomous driving. When new training data is available, training the model from scratch undermines the benefit of leveraging the learned knowledge,…

Computer Vision and Pattern Recognition · Computer Science 2024-06-10 Maying Shen , Hongxu Yin , Pavlo Molchanov , Lei Mao , Jose M. Alvarez

Knowledge Distillation (KD) is a model-agnostic technique to improve model quality while having a fixed capacity budget. It is a commonly used technique for model compression, where a larger capacity teacher model with better quality is…

Machine Learning · Computer Science 2021-03-02 Jiaxi Tang , Rakesh Shivanna , Zhe Zhao , Dong Lin , Anima Singh , Ed H. Chi , Sagar Jain

Knowledge tracing refers to a family of methods that estimate each student's knowledge component/skill mastery level from their past responses to questions. One key limitation of most existing knowledge tracing methods is that they can only…

Machine Learning · Computer Science 2021-04-20 Aritra Ghosh , Jay Raspat , Andrew Lan

In many real-world deployments of machine learning systems, data arrive piecemeal. These learning scenarios may be passive, where data arrive incrementally due to structural properties of the problem (e.g., daily financial data) or active,…

Machine Learning · Computer Science 2021-01-01 Jordan T. Ash , Ryan P. Adams

How can we efficiently compress a model while maintaining its performance? Knowledge Distillation (KD) is one of the widely known methods for model compression. In essence, KD trains a smaller student model based on a larger teacher model…

Machine Learning · Computer Science 2020-12-14 Ikhyun Cho , U Kang

Logit-based knowledge distillation (KD) for classification is cost-efficient compared to feature-based KD but often subject to inferior performance. Recently, it was shown that the performance of logit-based KD can be improved by…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Hyungkeun Park , Jong-Seok Lee

Tracing a student's knowledge growth given the past exercise answering is a vital objective in automatic tutoring systems to customize the learning experience. Yet, achieving this objective is a non-trivial task as it involves modeling the…

Computers and Society · Computer Science 2024-10-04 Seif Gad , Sherif Abdelfattah , Ghodai Abdelrahman

This paper introduces ES-KT-24, a novel multimodal Knowledge Tracing (KT) dataset for intelligent tutoring systems in educational game contexts. Although KT is crucial in adaptive learning, existing datasets often lack game-based and…

Social and Information Networks · Computer Science 2024-09-17 Dohee Kim , Unggi Lee , Sookbun Lee , Jiyeong Bae , Taekyung Ahn , Jaekwon Park , Gunho Lee , Hyeoncheol Kim

As an important technique for modeling the knowledge states of learners, the traditional knowledge tracing (KT) models have been widely used to support intelligent tutoring systems and MOOC platforms. Driven by the fast advancements of deep…

Machine Learning · Computer Science 2020-05-14 Yu Lu , Deliang Wang , Qinggang Meng , Penghe Chen
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