supported by the National Natural Science Foundation of China(Grant Nos.61902366 and 61902365);the Fundamental Research Funds for the Central Universities(202042008);the CCF-Huawei Innovation Research Plan,the Project funded by China Postdoctoral Science Foundation(2020T130623);the Qingdao Independent Innovation Major Project(20-3-2-12-xx).
1 Introduction Personalized PageRank(PPR)is a classic topology-based proximity measure and it is most widely computed by Forward Push.That is,given a starting vertex in graph,it iteratively computes the importance sco...
supported by the National Key RD Program of China (2019QY0600);the National Science Fund for Distinguished Young Scholars (62025205);the National Natural Science Foundation of China (Grant Nos.62032020,61960206008,62102317,62002292);the Natural Science Basic Research Plan in Shaanxi Province of China (2020JQ-207).
1 Introduction Withthe rapid development of the E-commerce,more consumers turn to shop online.When online shoppers search for products using keywords,the related products appear with their brief descriptions.We conduc...
This work was partially supported by the grant from the Natural Science Foundation of Hebei Province(F2021210005);the Hebei Province Innovation Capability Improvement Plan(21550803D);the Outstanding Youth Foundation of Hebei Education Department(BJ2021085);the Fourth Outstanding Youth Foundation of Shijiazhuang Tiedao University,and Training Project for Improving Students of Scientific and Technological Innovation Ability for College and Middle School(DXS202106);Scientific Research Project from China Railway Corporation(2020F026).
With increasing popularity of mobile devices and flourish of social networks,a large number of trajectory data is accumulated.Trajectory data contains a wealth of information,including spatiality,time series,and other...
the National Key Research and Development Program of China(2020YFB1005900);the Research Fund of Guangxi Key Laboratory of Trusted Software(kx202034);the Team Project of Collaborative Innovation in Universities of Gansu Province(2017C-16);Collaborative Innovation Center of Novel Software Technology and Industrialization.
The fast development of the Internet and mobile devices results in a crowdsensing business model,where individuals(users)are willing to contribute their data to help the institution(data collector)analyze and release ...
This work was supported by Science and Research Branch,Islamic Azad University,Tehran,Iran.
1 Introduction and main contributions Everyone knows about the effectiveness of microblog social recommender systems,such as Twitter,in sharing information[1–3]One of the challenges posed by social recommender system...
supported by the National Natural Science Foundation of China(Grant No.61702526);the National Advanced Research Project(6141B0801010b)。
Query suggestions help users refine their queries after they input an initial query.Previous work on query suggestion has mainly concentrated on approaches that are similarity-based or context-based,developing models ...
Privacy preservation has recently received considerable attention for location-based mobile services. A lot of location cloaking approaches focus on identity and location protection, but few algorithms pay attention t...
Link-based similarity measures play a significant role in many graph based applications. Consequently, mea- suring node similarity in a graph is a fundamental problem of graph data mining. Personalized PageRank (PPR...
Hashtags, terms prefixed by a hash-symbol #, are widely used and inserted anywhere within short messages (tweets) on micro-blogging systems as they present rich sen- timent information on topics that people are inte...