C
Chang Xu
Researcher at University of Sydney
Publications - 467
Citations - 13012
Chang Xu is an academic researcher from University of Sydney. The author has contributed to research in topics: Computer science & Chemistry. The author has an hindex of 42, co-authored 260 publications receiving 7189 citations. Previous affiliations of Chang Xu include University of Melbourne & Information Technology University.
Papers
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Proceedings ArticleDOI
Collaborative Rating Allocation
Yali Du,Chang Xu,Dacheng Tao +2 more
TL;DR: This paper investigates the geometric properties of a user's rating vector, and designs a matrix completion method on the simplex that efficiently optimized the resulting objective function by a Riemannian conjugate gradient method.
Posted Content
DAN: Dual-View Representation Learning for Adapting Stance Classifiers to New Domains
TL;DR: This paper identifies two major types of stance expressions that are linguistically distinct, and proposes a tailored dual-view adaptation network (DAN) to adapt these expressions across domains and finds that the learned view features can be more easily aligned and more stance-discriminative in either or both views, leading to more transferable overall features after combining the views.
Journal ArticleDOI
DeepMnemonic: Password Mnemonic Generation via Deep Attentive Encoder-Decoder Model
TL;DR: This paper proposes to automatically generate textual password mnemonics, i.e., natural language sentences, which are intended to help users better memorize passwords, and introduces \textit{DeepMnemonic}, a deep attentive encoder-decoder framework which takes a password as input and then automatically generates a mnemonic sentence for the password.
Journal ArticleDOI
DHW-221, a Dual PI3K/mTOR Inhibitor, Overcomes Multidrug Resistance by Targeting P-Glycoprotein (P-gp/ABCB1) and Akt-Mediated FOXO3a Nuclear Translocation in Non-small Cell Lung Cancer
Mingyue Liu,Chang Xu,Xiaochun Qin,Wenwu Liu,De-Ping Li,Huiting Jia,Xudong Gao,Yuting Wu,Qiong Wu,Xiangbo Xu,Bo Xing,Xiaowen Jiang,Hong-yuan Lu,Yingshi Zhang,Hua-sheng Ding,Qingchun Zhao +15 more
TL;DR: Results demonstrated that DHW-221, as a novel P-gp inhibitor, represents a prospective therapeutic candidate to overcome MDR in Taxol-resistant NSCLC treatment.
Journal ArticleDOI
Learning to reweight examples in multi-label classification
Yongjian Zhong,Bo Du,Chang Xu +2 more
TL;DR: This paper upgrades the classical weight functions by considering instance complexities, which are described by the distances between instance features and their corresponding labels, and demonstrates the significance of investigating both the dynamic and static complexities of multi-label examples.