Search Results for author: Xuegang Hu

Found 7 papers, 2 papers with code

DAGKT: Difficulty and Attempts Boosted Graph-based Knowledge Tracing

1 code implementation18 Oct 2022 Rui Luo, Fei Liu, Wenhao Liang, Yuhong Zhang, Chenyang Bu, Xuegang Hu

In the field of intelligent education, knowledge tracing (KT) has attracted increasing attention, which estimates and traces students' mastery of knowledge concepts to provide high-quality education.

Knowledge Tracing Question Similarity

APGKT: Exploiting Associative Path on Skills Graph for Knowledge Tracing

no code implementations5 Oct 2022 Haotian Zhang, Chenyang Bu, Fei Liu, Shuochen Liu, Yuhong Zhang, Xuegang Hu

If a student wants to answer a question correctly, the student should not only master the set of skills involved in the question but also think and obtain the associative path on the skills graph.

Knowledge Tracing Question Answering

Semi-supervised representation learning via dual autoencoders for domain adaptation

1 code implementation4 Aug 2019 Shuai Yang, Hao Wang, Yuhong Zhang, Pei-Pei Li, Yi Zhu, Xuegang Hu

Domain adaptation aims to exploit the knowledge in source domain to promote the learning tasks in target domain, which plays a critical role in real-world applications.

Denoising Representation Learning +1

Online Feature Selection with Group Structure Analysis

no code implementations21 Aug 2016 Jing Wang, Meng Wang, Pei-Pei Li, Luoqi Liu, Zhong-Qiu Zhao, Xuegang Hu, Xindong Wu

The problem assumes that features are generated individually but there are group structure in the feature stream.

Face Verification feature selection +1

Visual Processing by a Unified Schatten-$p$ Norm and $\ell_q$ Norm Regularized Principal Component Pursuit

no code implementations20 Aug 2016 Jing Wang, Meng Wang, Xuegang Hu, Shuicheng Yan

Typically, the specific structure is assumed to be low rank, which holds for a wide range of data, such as images and videos.

Robust Face Recognition via Adaptive Sparse Representation

no code implementations18 Apr 2014 Jing Wang, Can-Yi Lu, Meng Wang, Pei-Pei Li, Shuicheng Yan, Xuegang Hu

Sparse Representation (or coding) based Classification (SRC) has gained great success in face recognition in recent years.

Face Recognition General Classification +2

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