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World Wide Web Journal (2021)


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2021 Volume 24 Issue 1

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Why current differential privacy schemes are inapplicable for correlated data publishing?
Hao Wang | Zhengquan Xu | Shan Jia | Ying Xia | Xu Zhang

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Constructing dummy query sequences to protect location privacy and query privacy in location-based services
Zongda Wu | Guiling Li | Shigen Shen | Xinze Lian | Enhong Chen | Guandong Xu

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Indexing and progressive top-k similarity retrieval of trajectories
Nikolaos Pliakis | Eleftherios Tiakas | Yannis Manolopoulos

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RLINK: Deep reinforcement learning for user identity linkage
Xiaoxue Li | Yanan Cao | Qian Li | Yanmin Shang | Yangxi Li | Yanbing Liu | Guandong Xu

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An efficient multidimensional L_ wavelet method and its application to approximate query processing
Xueyan Guo | Tongliang Li | Xiaoyun Li | Huanyu Zhao | Suzhen Wang | Chaoyi Pang

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Temporal knowledge extraction from large-scale text corpus
Yu Liu | Wen Hua | Xiaofang Zhou

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Existence identifications of unobserved paths in graph-based social networks
Huan Wang | Qiufen Ni | Jiali Wang | Hao Li | Fuchuan Ni | Hao Wang | Liping Yan

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Closed sequential pattern mining for sitemap generation
Michelangelo Ceci | Pasqua Fabiana Lanotte

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A multi-view attention-based deep learning system for online deviant content detection
Yunji Liang | Bin Guo | Zhiwen Yu | Xiaolong Zheng | Zhu Wang | Lei Tang

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Robust rumor blocking problem with uncertain rumor sources in social networks
Jianming Zhu | Smita Ghosh | Weili Wu

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Using context information to enhance simple question answering
Lin Li | Mengjing Zhang | Zhaohui Chao | Jianwen Xiang

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Reverse Approximate Nearest Neighbor Queries on Road Network
Xinyu Li | Arif Hidayat | David Taniar | Muhammad Aamir Cheema

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A survey of typical attributed graph queries
Yanhao Wang | Yuchen Li | Ju Fan | Chang Ye | Mingke Chai

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Guest editorial: WWWJ special issue of the 20th international conference on Web information systems engineering (WISE 2019)
Reynold Cheng | Nikos Mamoulis | Xin Huang

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LoG: a locally-global model for entity disambiguation
Kexuan Xin | Wen Hua | Yu Liu | Xiaofang Zhou

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Leveraging pointwise prediction with learning to rank for top-N recommendation
Nengjun Zhu | Jian Cao | Xinjiang Lu | Qi Gu

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Parallel algorithms for parameter-free structural diversity search on graphs
Jinbin Huang | Xin Huang | Yuanyuan Zhu | Jianliang Xu

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Open-world knowledge graph completion with multiple interaction attention
Lei Niu | Chenpeng Fu | Qiang Yang | Zhixu Li | Zhigang Chen | Qingsheng Liu | Kai Zheng

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Handling conditional queries and data storage on Hyperledger Fabric efficiently
Tianlu Yan | Wei Chen | Pengpeng Zhao | Zhixu Li | An Liu | Lei Zhao

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Solutions for concurrency conflict problem on Hyperledger Fabric
Lu Xu | Wei Chen | Zhixu Li | Jiajie Xu | An Liu | Lei Zhao



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2021 Volume 24 Issue 3

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Continuous matching of evolving patterns over dynamic graph data
Qianzhen Zhang | Deke Guo | Xiang Zhao | Xi Wang

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Practical approximate indoor nearest neighbour locating with crowdsourced RSSIs
Jing Sun | Bin Wang | Xiaochun Yang

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Finding the optimal execution scheme of external mergesort on solid state drives
Yu-Biao Chen | Jianzhong Li | Hong Gao

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On prediction of traffic flows in smart cities: a multitask deep learning based approach
Fucheng Wang | Jiajie Xu | Chengfei Liu | Rui Zhou | Pengpeng Zhao

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Binarized graph neural network
Hanchen Wang | Defu Lian | Ying Zhang | Lu Qin | Xiangjian He | Yiguang Lin | Xuemin Lin

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A hybrid approach for stock trend prediction based on tweets embedding and historical prices
Huihui Ni | Shuting Wang | Peng Cheng

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A novel knowledge graph embedding based API recommendation method for Mashup development
Xin Wang | Xiao Liu | Jin Liu | Xiaomei Chen | Hao Wu

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A joint sharing approach for online privacy preservation
Tahir Muhammad | Adnan Ahmad

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Special issue on Intelligent Fog and Internet of Things (IoT)-Based Services
Farookh Khadeer Hussain | Wenny Rahayu | Makoto Takizawa

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Application of fuzzy logic for IoT node elimination and selection in opportunistic networks: performance evaluation of two fuzzy-based systems
Miralda Cuka | Donald Elmazi | Makoto Ikeda | Keita Matsuo | Leonard Barolli | Makoto Takizawa

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Firmware code instrumentation technology for internet of things-based services
Chen Chen | Jinxin Ma | Tao Qi | Baojiang Cui | Weikong Qi | Zhaolei Zhang | Peng Sun

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Backup gateways for IoT mesh network using order-k hops Voronoi diagram
Kiki Maulana Adhinugraha | Wenny Rahayu | Takahiro Hara | David Taniar

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DDoS attacks in IoT networks: a comprehensive systematic literature review
Yahya Al-Hadhrami | Farookh Khadeer Hussain

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User interest-based recommender system for image-sharing social media
Kunyoung Kim | Jongmo Kim | Minhwan Kim | Mye M. Sohn


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2021 Volume 24 Issue 4

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Deep fusion of multimodal features for social media retweet time prediction
Hui Yin | Shuiqiao Yang | Xiangyu Song | Wei Liu | Jianxin Li

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Aspect-level sentiment capsule network for micro-video click-through rate prediction
Yuqiang Han | Pan Gu | Wei Gao | Guandong Xu | Jian Wu

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A multi-granularity semantic space learning approach for cross-lingual open domain question answering
Lin Li | Miao Kong | Dong Li | Dong Zhou

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Energy-aware key management and access control for the Internet of things
Mohamed Mohammedi | Mawloud Omar | Djamila Zamouche | Kahina Louiba | Saliha Ouared | Kenza Hocini

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Multiple interleaving interests modeling of sequential user behaviors in e-commerce platform
Yuqiang Han | Qian Li | Yang Xiao | Hucheng Zhou | Zhenglu Yang | Jian Wu

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Fractal scaling laws for the dynamic evolution of sentiments in Never Let Me Go and their implications for writing, adaptation and reading of novels
Qiyue Hu | Bin Liu | Jianbo Gao | Kristoffer L. Nielbo | Mads Rosendahl Thomsen

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Activity location inference of users based on social relationship
Nur Al Hasan Haldar | Mark Reynolds | Quanxi Shao | Cécile Paris | Jianxin Li | Yunliang Chen

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Clustering Enhanced Error-tolerant Top-k Spatio-textual Search
Yong Zhang | Yu Chen | Junye Yang | Jin Wang | Huiqi Hu | Chunxiao Xing | Xiaofang Zhou

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Aspect-based sentiment analysis for online reviews with hybrid attention networks
Yuming Lin | Yu Fu | You Li | Guoyong Cai | Aoying Zhou

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A customisable pipeline for the semi-automated discovery of online activists and social campaigns on Twitter
Flavio Primo | Alexander B. Romanovsky | Rafael Maiani de Mello | Alessandro F. Garcia | Paolo Missier

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Editor's Note

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Accelerated deep reinforcement learning with efficient demonstration utilization techniques
Sangho Yeo | Sangyoon Oh | Min Su Lee

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OpenCL-Darknet: implementation and optimization of OpenCL-based deep learning object detection framework
Yongbon Koo | Sunghoon Kim | Young-Guk Ha

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Utilizing extended geocodes for handling massive three-dimensional point cloud data
Taehoon Kim | Jun Lee | Kyoung-Sook Kim | Akiyoshi Matono | Ki-Joune Li

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A deep-learning model for urban traffic flow prediction with traffic events mined from twitter
Aniekan Essien | Ilias Petrounias | Pedro Sampaio | Sandra Sampaio

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Accurate relational reasoning in edge-labeled graphs by multi-labeled random walk with restart
Jinhong Jung | Woojeong Jin | Ha-Myung Park | U Kang


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2021 Volume 24 Issue 5

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Implicit relation-aware social recommendation with variational auto-encoder
Qiqi Zheng | Guanfeng Liu | An Liu | Zhixu Li | Kai Zheng | Lei Zhao | Xiaofang Zhou

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GSIRec: Learning with graph side information for recommendation
Anchen Li | Bo Yang

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A block-based generative model for attributed network embedding
Xueyan Liu | Bo Yang | Wenzhuo Song | Katarzyna Musial | Wanli Zuo | Hongxu Chen | Hongzhi Yin

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DFIAM: deep factorization integrated attention mechanism for smart TV recommendation
Yijie Zhou | Xuewen Shen | Suiyu Zhang | Dingguo Yu | Guandong Xu

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Efficient continual cohesive subgraph search in large temporal graphs
Yuan Li | Jinsheng Liu | Huiqun Zhao | Jing Sun | Yuhai Zhao | Guoren Wang

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A generation probability based percolation network alignment method
Shuo Feng | Derong Shen | Tiezheng Nie | Yue Kou | Ge Yu

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Performance analysis of trigger frame in enhanced UL and DL MU MIMO transmissions
Hyunhee Park

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Data privacy preservation algorithm with k-anonymity
Waranya Mahanan | W. Art Chaovalitwongse | Juggapong Natwichai

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Editor's Note

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Temporal high-order proximity aware behavior analysis on Ethereum
Xiang Ao | Yang Liu | Zidi Qin | Yi Sun | Qing He

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Towards an attestation architecture for blockchain networks
Thomas Hardjono | Ned M. Smith

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Distributed attribute-based access control system using permissioned blockchain
Sara Rouhani | Rafael Belchior | Rui Santos Cruz | Ralph Deters

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Decentralized collaborative business process execution using blockchain
Faiza Loukil | Khouloud Boukadi | Mourad Abed | Chirine Ghedira Guegan

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IBE-BCIOT: an IBE based cross-chain communication mechanism of blockchain in IoT
Si-si Shao | Fei Chen | Xiaoying Xiao | Weiheng Gu | Yicheng Lu | Shu Wang | Wen Tang | Shangdong Liu | Fei Wu | Jing He | Yimu Ji | Kaixiang Zhang | Fen Mei

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XChange: A Universal Mechanism for Asset Exchange between Permissioned Blockchains
Martijn de Vos | Can Umut Ileri | Johan Pouwelse

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Editor's Note

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EEUPL: Towards effective and efficient user profile linkage across multiple social platforms
Manman Wang | Weiqing Wang | Wei Chen | Lei Zhao

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HOPE: a hybrid deep neural model for out-of-town next POI recommendation
Huimin Sun | Jiajie Xu | Rui Zhou | Wei Chen | Lei Zhao | Chengfei Liu

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Path-enhanced explainable recommendation with knowledge graphs
Yafan Huang | Feng Zhao | Xiangyu Gui | Hai Jin

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Patent2Vec: Multi-view representation learning on patent-graphs for patent classification
Lintao Fang | Le Zhang | Han Wu | Tong Xu | Ding Zhou | Enhong Chen

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Explaining similarity for SPARQL queries
Meng Wang | Kefei Chen | Gang Xiao | Xinyue Zhang | Hongxu Chen | Sen Wang

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To hop or not, that is the question: Towards effective multi-hop reasoning over knowledge graphs
Jinzhi Liao | Xiang Zhao | Jiuyang Tang | Weixin Zeng | Zhen Tan

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Explainable recommendation: when design meets trust calibration
Mohammad Naiseh | Dena Al-Thani | Nan Jiang | Raian Ali

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Attribute-aware explainable complementary clothing recommendation
Yang Li | Tong Chen | Zi Huang


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2021 Volume 24 Issue 6

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Community-based influence maximization in location-based social network
Xuanhao Chen | Liwei Deng | Yan Zhao | Xiaofang Zhou | Kai Zheng

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A fast local community detection algorithm in complex networks
Zhikang Tang | Yong Tang | Chunying Li | Jinli Cao | Guohua Chen | Ronghua Lin

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ModalNet: an aspect-level sentiment classification model by exploring multimodal data with fusion discriminant attentional network
Zhe Zhang | Zhu Wang | Xiaona Li | Nannan Liu | Bin Guo | Zhiwen Yu

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Towards combinational relation linking over knowledge graphs
Weiguo Zheng | Mei Zhang | Deqing Yang | Zeyang Zhang | Weidong Han

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A fairness-aware multi-stakeholder recommender system
Naime Ranjbar Kermany | Weiliang Zhao | Jian Yang | Jia Wu | Luiz Pizzato

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SINN: A speaker influence aware neural network model for emotion detection in conversations
Shi Feng | Jia Wei | Daling Wang | Xiaocui Yang | Zhenfei Yang | Yifei Zhang | Ge Yu

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EmoChannel-SA: exploring emotional dependency towards classification task with self-attention mechanism
Zongxi Li | Xinhong Chen | Haoran Xie | Qing Li | Xiaohui Tao | Gary Cheng

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Classifying encrypted traffic using adaptive fingerprints with multi-level attributes
Chang Liu | Gang Xiong | Gaopeng Gou | Siu-Ming Yiu | Zhen Li | Zhihong Tian

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Enhancing decision-making in user-centered web development: a methodology for card-sorting analysis
José A. Macías | Alma L. Culén

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Hierarchical neural topic modeling with manifold regularization
Ziye Chen | Cheng Ding | Yanghui Rao | Haoran Xie | Xiaohui Tao | Gary Cheng | Fu Lee Wang

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Attentive sequential model based on graph neural network for next poi recommendation
Dongjing Wang | Xingliang Wang | Zhengzhe Xiang | Dongjin Yu | Shuiguang Deng | Guandong Xu