Recent Submissions

  • Mobi-SAGE: A Sparse Additive Generative Model for Mobile App Recommendation 

    Yin, Hongzhi; Chen, Liang; Wang, Weiqing; Du, Xingzhong; Nguyen, Quoc Viet Hung; Zhou, Xiaofang (ICDE 2017, 2017)
    With the rapid prevalence of smart mobile devices and the dramatic proliferation of mobile applications (Apps), App recommendation becomes an emergent task that will benefit different stockholders of mobile App ecosystems. ...
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  • Minimizing Efforts in Validating Crowd Answers 

    Nguyen, Quoc Viet Hung; Duong, Chi Thang; Weidlich, Matthias; Aberer, Karl (ACM SIGMOD 2015, 2015)
    In recent years, crowdsourcing has become essential in a wide range of Web applications. One of the biggest challenges of crowdsourcing is the quality of crowd answers as workers have wide-ranging levels of expertise and ...
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  • Observing the elusive double-peak structure in R-dependent tunneling ionization rate of hydrogen molecular ion 

    Litvinyuk, Igor; Xu, Han; Xu, Tian-Yu; He, Feng; Kielpinski, David; Sang, Robert (19th International Confernence on Ultrafast Phenomena, 2015)
    We performed pump-probe experiment on H2 using intense few-cycle laser pulses and Reaction Microscope detection apparatus. We observe the theoretically predicted [1] double-peak structure in R-dependent tunneling ionization ...
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  • The Practice of 'Middle Leading' in Mathematics Education 

    Grootenboer, Peter; Edwards-Groves, Christine; Rönnerman, Karin (MERGA38, 2015)
    While principals and systemic leaders have a significant role to play in leading, supporting and structuring mathematics education, their influence tends to be indirect and general. However, middle leaders such as curriculum ...
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  • A Method to Create Stable Lighting and Remove Specular Reflections for Vision Systems 

    Eaton, Gilbert; Busch, Andrew; Bartels, Rudi; Gao, Yongsheng (DICTA 2017, 2017)
    A lighting system and method has been developed which has shown in testing to allow quality images to be obtained that are free from two particular problems, specular reflections on the subject, and light intensity variation. ...
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  • Slope stability analysis and early warning via WSN technique 

    Lu, Zhao; Liu, Chengyin; Han, Xishuang; Peng, Jiandong (ACMSM24, 2017)
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  • Streaming Ranking Based Recommender Systems 

    Wang, Weiqing; Yin, Hongzhi; Huang, Zi; Wang, Qinyong; Du, Xingzhong; Nguyen, Henry (SIGIR 2018, 2018)
    Studying recommender systems under streaming scenarios has become increasingly important because real-world applications produce data continuously and rapidly. However, most existing recommender systems today are designed ...
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  • REST: A Reference-based Framework for Spatio-temporal Trajectory Compression 

    Zhao, Yan; Shang, Shuo; Wang, Yu; Zheng, Bolong; Nguyen, Henry; Zheng, Kai (KDD 2018, 2018)
    The pervasiveness of GPS-enabled devices and wireless communication technologies results in massive trajectory data, incurring expensive cost for storage, transmission, and query processing. To relieve this problem, in ...
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  • PME: Projected Metric Embedding on Heterogeneous Networks for Link Prediction 

    Chen, Hongxu; Yin, Hongzhi; Wang, Weiqing; Wang, Hao; Nguyen, Henry; Li, Xue (KDD 2018, 2018)
    Heterogenous information network embedding aims to embed heterogenous information networks (HINs) into low dimensional spaces, in which each vertex is represented as a low-dimensional vector, and both global and local ...
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  • Educate your avatar, educate your mind: Motivating learning through play 

    Tindall, Alan; Patterson, Dale; Costain, Sean (ACSW 2018, 2018)
    Students, that are currently receiving an education have grown up not knowing a life without technology such as computers, the internet, mobile phones and online games. They use this technology to communicate with each ...
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  • Crowdsourcing based social awareness for taboo diseases like HIV/AIDS 

    Kumar, Pinky P.; Rashid, Mahmood (ACSW 2018, 2018)
    Creating social awareness for sexually transmitted diseases, such as HIV/AIDS is critical. The 2015 UNAIDS statistics shows that newly infected cases of HIV/AIDS has fallen down by 35% since 2000, worldwide. However, the ...
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  • An assistive interface for people with dementia 

    Donaldson, Martin (ACSW 2018, 2018)
    This paper describes a human machine interface approach focused on use by people with dementia. The core concept is that the interface is not visible, so the user believes they are performing the task undertaken without ...
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  • An evaluation on the effect of osteoporosis on osseointegration around titanium implants in posterior maxilla following a tooth extraction 

    Doan, Nghiem; Du, Zhibin; Xiao, Jeffrey; Reher, Peter; Xia, W.; Crawford, Ross; Ivanovski, Saso; Yang, F.; Duong, Q. T.; Jiang, J.; Xiao, Yin (BREC 2016, 2018)
    Background: The surgical placement of implants into maxillary extraction sites in ovariectomized (OVX) rats could mimic implant placement in compromised bone in humans, such as is seen in osteoporosis. Purpose This study ...
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  • The effects of Simvastatin on osseo-integration around titanium implants in posterior maxilla of osteoporotic rats 

    Doan, Nghiem; Du, Zhibin; Xiao, Jeffrey; Reher, Peter; Xia, W.; Crawford, Ross; Ivanovski, Saso; Yang, F.; Duong, Q. T.; Jiang, J.; Xiao, Yin (BME6, 2018)
    Objective: This study aims to evaluate the relationship between implant placement, poor quality bone, simvastatin, and osseo-integration of surface-treated implants in the posterior maxilla of osteoporotic rats. Materials ...
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  • Full-depth flexible pavement performance impacted by rainfall: Finite element analysis 

    van Staden, Rudi; Fragomeni, Sam; Chen, Yi-Ru (ACMSM24, 2017)
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  • Retaining Data from Streams of Social Platforms with Minimal Regret 

    Nguyen, Thanh Tam; Weidlich, Matthias; Duong, Chi Thang; Yin, Hongzhi; Nguyen, Henry (IJCAI-17, 2017)
    Today's social platforms, such as Twitter and Facebook, continuously generate massive volumes of data. The resulting data streams exceed any reasonable limit for permanent storage, especially since data is often redundant, ...
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  • Axially loaded three-side restrained reinforced concrete walls: A comparative study 

    Ho, Nhat Minh; Mohammadpour Lima, Mehdi; Doh, Jeung-Hwan (ACMSM24, 2017)
    The purpose of this paper is to review and analyse previous research conducted on axially loaded Reinforced Concrete (RC) walls, with and without openings, supported on three sides. The test panels, with a slenderness ...
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  • On Collapse of Pipe-in-Pipe Systems under External Pressure 

    Karampour, Hassan; Alrsai, Mahmoud; Guan, Hong; Albermani, Faris (ACMSM24, 2017)
    This paper presents analytical and numerical models for predicting buckle propagation pressure of pipe-in-pipe (PIP) systems. The 2D analytical solution is based on flexural and membrane deformations of the cross section ...
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  • Earthquake-Resistant Performance of a Steel Frame Model with Inverse-Chevron Buckling Restrained Braces 

    Xu, Yuan; Guan, Hong; Karampour, Hassan; Loo, Yew-Chaye; Zhou, Xuejun (ACMSM24, 2017)
    The energy dissipation capacity of a conventional steel-braced structure subjected to earthquake loads is limited due to the low buckling capacity of the braces in compression. It has been shown that the energy dissipation ...
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  • 360 degree photographic imagery for VR: Challenges & user experiences 

    Patterson, Dale (ACSW 2018, 2018)
    Immersive computer game environments are gaining greater and greater visual quality, and the users sense of being inside a photorealistic virtual reality continues to grow. The use of photographic 360 degree skyboxes (or ...
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