Search results for "Jiajun Bu"

Hits ?▲	Authors	Title	Venue	Year	Link	Author keywords
1	Lijun Zhang 0005, Chun Chen, Jiajun Bu, Zhengguang Chen, Deng Cai, Jiawei Han	Locally Discriminative Coclustering.	IEEE Trans. Knowl. Data Eng.	2012	DBLP DOI BibTeX RDF
1	Daojing He, Chun Chen, Sammy Chan, Jiajun Bu	DiCode: DoS-Resistant and Distributed Code Dissemination in Wireless Sensor Networks.	IEEE Transactions on Wireless Communications	2012	DBLP DOI BibTeX RDF
1	Daojing He, Chun Chen, Sammy Chan, Jiajun Bu	Secure and Efficient Handover Authentication Based on Bilinear Pairing Functions.	IEEE Transactions on Wireless Communications	2012	DBLP DOI BibTeX RDF
1	Daojing He, Chun Chen, Maode Ma, Jiajun Bu	Cryptanalysis of some conference schemes for mobile communications.	Security and Communication Networks	2012	DBLP DOI BibTeX RDF
1	Mingli Song, Chun Chen, Jiajun Bu, Teng Sha	Image-based facial sketch-to-photo synthesis via online coupled dictionary learning.	Inf. Sci.	2012	DBLP DOI BibTeX RDF
1	Mingli Song, Dacheng Tao, Xiaoqin Huang, Chun Chen, Jiajun Bu	Three-Dimensional Face Reconstruction From a Single Image by a Coupled RBF Network.	IEEE Transactions on Image Processing	2012	DBLP DOI BibTeX RDF
1	Lijun Zhang 0005, Chun Chen, Jiajun Bu, Xiaofei He	A Unified Feature and Instance Selection Framework Using Optimum Experimental Design.	IEEE Transactions on Image Processing	2012	DBLP DOI BibTeX RDF
1	Mingli Song, Dacheng Tao, Chun Chen, Jiajun Bu, Jiebo Luo, Chengqi Zhang	Probabilistic Exposure Fusion.	IEEE Transactions on Image Processing	2012	DBLP DOI BibTeX RDF
1	Ping Li, Chun Chen, Jiajun Bu	Clustering analysis using manifold kernel concept factorization.	Neurocomputing	2012	DBLP DOI BibTeX RDF
1	Xiaoyu Deng, Yan Shen, Mingli Song, Dacheng Tao, Jiajun Bu, Chun Chen	Video-based non-uniform object motion blur estimation and deblurring.	Neurocomputing	2012	DBLP DOI BibTeX RDF
1	Jianfeng Shen, Jiajun Bu, Bin Ju, Tao Jiang, Hao Wu, Lanjuan Li	Refining Gaussian mixture model based on enhanced manifold learning.	Neurocomputing	2012	DBLP DOI BibTeX RDF
1	Hao Wu, Jiajun Bu, Chun Chen, Jianke Zhu, Lijun Zhang 0005, Haifeng Liu, Can Wang, Deng Cai	Locally discriminative topic modeling.	Pattern Recognition	2012	DBLP DOI BibTeX RDF
1	Bin Xu, Jiajun Bu, Chun Chen, Deng Cai	An exploration of improving collaborative recommender systems via user-item subgroups.	WWW	2012	DBLP DOI BibTeX RDF
1	Daojing He, Jiajun Bu, Sencun Zhu, Sammy Chan, Chun Chen	Distributed Access Control with Privacy Support in Wireless Sensor Networks.	IEEE Transactions on Wireless Communications	2011	DBLP DOI BibTeX RDF
1	Daojing He, Jiajun Bu, Sammy Chan, Chun Chen, Mingjian Yin	Privacy-Preserving Universal Authentication Protocol for Wireless Communications.	IEEE Transactions on Wireless Communications	2011	DBLP DOI BibTeX RDF
1	Lijun Zhang 0005, Chun Chen, Jiajun Bu, Deng Cai, Xiaofei He, Thomas S. Huang	Active Learning Based on Locally Linear Reconstruction.	IEEE Trans. Pattern Anal. Mach. Intell.	2011	DBLP DOI BibTeX RDF	Active learning, reconstruction, experimental design, local structure
1	Daojing He, Maode Ma, Yan Zhang, Chun Chen, Jiajun Bu	A strong user authentication scheme with smart cards for wireless communications.	Computer Communications	2011	DBLP DOI BibTeX RDF
1	Shulong Tan, Jiajun Bu, Chun Chen, Bin Xu, Can Wang, Xiaofei He	Using rich social media information for music recommendation via hypergraph model.	TOMCCAP	2011	DBLP DOI BibTeX RDF
1	Wei Dong, Chun Chen, Xue Liu, Yunhao Liu, Jiajun Bu, Kougen Zheng	SenSpire OS: A Predictable, Flexible, and Efficient Operating System for Wireless Sensor Networks.	IEEE Trans. Computers	2011	DBLP DOI BibTeX RDF
1	Guang Qiu, Bing Liu 0001, Jiajun Bu, Chun Chen	Opinion Word Expansion and Target Extraction through Double Propagation.	Computational Linguistics	2011	DBLP DOI BibTeX RDF
1	Wei Dong, Chun Chen, Xue Liu, Jiajun Bu, Yi Gao	A Lightweight and Density-Aware Reprogramming Protocol for Wireless Sensor Networks.	IEEE Trans. Mob. Comput.	2011	DBLP DOI BibTeX RDF	Wireless sensor networks, network protocols
1	Miao Zheng, Jiajun Bu, Chun Chen, Can Wang, Lijun Zhang 0005, Guang Qiu, Deng Cai	Graph Regularized Sparse Coding for Image Representation.	IEEE Transactions on Image Processing	2011	DBLP DOI BibTeX RDF
1	Chun Chen, Daojing He, Sammy Chan, Jiajun Bu, Yi Gao, Rong Fan	Lightweight and provably secure user authentication with anonymity for the global mobility network.	Int. J. Communication Systems	2011	DBLP DOI BibTeX RDF
1	Teng Sha, Mingli Song, Jiajun Bu, Chun Chen, Dacheng Tao	Feature level analysis for 3D facial expression recognition.	Neurocomputing	2011	DBLP DOI BibTeX RDF
1	Chaoqun Hong, Na Li, Mingli Song, Jiajun Bu, Chun Chen	An efficient approach to content-based object retrieval in videos.	Neurocomputing	2011	DBLP DOI BibTeX RDF
1	Can Wang, Xiaofei He, Jiajun Bu, Zhengguang Chen, Chun Chen, Ziyu Guan	Image representation using Laplacian regularized nonnegative tensor factorization.	Pattern Recognition	2011	DBLP DOI BibTeX RDF
1	Shulong Tan, Jiajun Bu, Chun Chen, Xiaofei He	Using Rich Social Media Information for Music Recommendation via Hypergraph Model.	Social Media Modeling and Computing	2011	DBLP DOI BibTeX RDF
1	Luming Zhang, Mingli Song, Xiaoyu Deng, Jiajun Bu, Chun Chen	Large-scale Outdoor Scene Classification by Boosting a Set of Highly Discriminative and Low Redundant Graphlets.	ICDM Workshops	2011	DBLP DOI BibTeX RDF
1	Luming Zhang, Mingli Song, Jiajun Bu, Chun Chen	Fast Multi-view Graph Kernels for Object Classification.	Australasian Conference on Artificial Intelligence	2011	DBLP DOI BibTeX RDF
1	Yi Gao, Chun Chen, Jiajun Bu, Wei Dong, Daojing He	ICAD: Indirect correlation based anomaly detection in dynamic WSNs.	WCNC	2011	DBLP DOI BibTeX RDF
1	Yi Gao, Jiajun Bu, Wei Dong, Chun Chen, Lei Rao, Xue Liu	Exploiting concurrency for efficient dissemination in Wireless Sensor Networks.	DCOSS	2011	DBLP DOI BibTeX RDF
1	Wei Dong, Yunhao Liu, Chao Wang, Xue Liu, Chun Chen, Jiajun Bu	Link quality aware code dissemination in wireless sensor networks.	ICNP	2011	DBLP DOI BibTeX RDF
1	Senlin Wang, Mingli Song, Dacheng Tao, Luming Zhang, Jiajun Bu, Chun Chen	Opponent and Feedback: Visual Attention Captured.	ICONIP	2011	DBLP DOI BibTeX RDF
1	Luming Zhang, Mingli Song, Wei Bian, Dacheng Tao, Xiao Liu, Jiajun Bu, Chun Chen	Feature Relationships Hypergraph for Multimodal Recognition.	ICONIP	2011	DBLP DOI BibTeX RDF
1	Zhuoli Zhou, Jiajun Bu, Dacheng Tao, Luming Zhang, Mingli Song, Chun Chen	Describing Human Identity Using Attributes.	ICONIP	2011	DBLP DOI BibTeX RDF
1	Wei Dong, Yunhao Liu, Chun Chen, Jiajun Bu, Chao Huang	ℛ2: Incremental ℛeprogramming using ℛelocatable code in networked embedded systems.	INFOCOM	2011	DBLP DOI BibTeX RDF
1	Daojing He, Jiajun Bu, Sencun Zhu, Mingjian Yin, Yi Gao, Haodong Wang, Sammy Chan, Chun Chen	Distributed privacy-preserving access control in a single-owner multi-user sensor network.	INFOCOM	2011	DBLP DOI BibTeX RDF
1	Bin Xu, Jiajun Bu, Chun Chen, Deng Cai, Xiaofei He, Wei Liu, Jiebo Luo	Efficient manifold ranking for image retrieval.	SIGIR	2011	DBLP DOI BibTeX RDF
1	Jianke Zhu, Hao Ma, Chun Chen, Jiajun Bu	Social Recommendation Using Low-Rank Semidefinite Program.	AAAI	2011	DBLP BibTeX RDF
1	Guang Qiu, Xiaofei He, Feng Zhang, Yuan Shi, Jiajun Bu, Chun Chen	DASA: Dissatisfaction-oriented Advertising based on Sentiment Analysis.	Expert Syst. Appl.	2010	DBLP DOI BibTeX RDF
1	Wei Dong, Chun Chen, Xue Liu, Jiajun Bu	Providing OS Support for Wireless Sensor Networks: Challenges and Approaches.	IEEE Communications Surveys and Tutorials	2010	DBLP DOI BibTeX RDF
1	Wei Dong, Chun Chen, Xue Liu, Kougen Zheng, Rui Chu, Jiajun Bu	FIT: A Flexible, Lightweight, and Real-Time Scheduling System for Wireless Sensor Platforms.	IEEE Trans. Parallel Distrib. Syst.	2010	DBLP DOI BibTeX RDF
1	Daojing He, Yi Gao, Sammy Chan, Chun Chen, Jiajun Bu	An Enhanced Two-factor User Authentication Scheme in Wireless Sensor Networks.	Ad Hoc & Sensor Wireless Networks	2010	DBLP BibTeX RDF
1	Wei Chen 0005, Chun Chen, Lijun Zhang 0005, Can Wang, Jiajun Bu	Online detection of bursty events and their evolution in news streams.	Journal of Zhejiang University - Science C	2010	DBLP DOI BibTeX RDF
1	Ziyu Guan, Can Wang, Zhengguang Chen, Jiajun Bu, Chun Chen	Efficient face recognition using tensor subspace regression.	Neurocomputing	2010	DBLP DOI BibTeX RDF
1	Chun Chen, Lijun Zhang 0005, Jiajun Bu, Can Wang, Wei Chen 0005	Constrained Laplacian Eigenmap for dimensionality reduction.	Neurocomputing	2010	DBLP DOI BibTeX RDF
1	Zhuoli Zhou, Mingli Song, Luming Zhang, Dacheng Tao, Jiajun Bu, Chun Chen	kPose: A New Representation For Action Recognition.	ACCV	2010	DBLP DOI BibTeX RDF
1	Heng Huang, Yuxu Lin, Mingli Song, Jiajun Bu, Chun Chen	Face Aging by Sparse Representation.	PCM	2010	DBLP DOI BibTeX RDF
1	Wei Chen 0005, Can Wang, Chun Chen, Lijun Zhang 0005, Jiajun Bu	Topic Decomposition and Summarization.	PAKDD	2010	DBLP DOI BibTeX RDF
1	Ziyu Guan, Can Wang, Jiajun Bu, Chun Chen, Kun Yang, Deng Cai, Xiaofei He	Document recommendation in social tagging services.	WWW	2010	DBLP DOI BibTeX RDF	recommender systems, social tagging
1	Baoyuan Wang, Gang Chen, Jiajun Bu, Yizhou Yu	Multiscale Visualization of Relational Databases using Layered Zoom Trees and Partial Data Cubes.	IMAGAPP/IVAPP	2010	DBLP BibTeX RDF
1	Siming Wei, Jing Hua, Jiajun Bu, Chun Chen, Yizhou Yu	Bayesian regularization of diffusion tensor images using hierarchical MCMC and loopy belief propagation.	ICIP	2010	DBLP DOI BibTeX RDF
1	Jiajia Zheng, Wei Chen 0005, Lijun Zhang 0005, Jiajun Bu, Chun Chen	A Metric for Measuring Members' Contribution to Information Propagation in Social Network Sites.	APWeb	2010	DBLP DOI BibTeX RDF	social network site, information propagation
1	Wei Dong, Xue Liu, Chun Chen, Yuan He, Gong Chen, Yunhao Liu, Jiajun Bu	DPLC: Dynamic Packet Length Control in Wireless Sensor Networks.	INFOCOM	2010	DBLP DOI BibTeX RDF
1	Yezhou Yang, Mingli Song, Na Li, Jiajun Bu, Chun Chen	What Is the Chance of Happening: A New Way to Predict Where People Look.	ECCV	2010	DBLP DOI BibTeX RDF
1	Lijun Zhang 0005, Chun Chen, Jiajun Bu, Zhengguang Chen, Shulong Tan, Xiaofei He	Discriminative codeword selection for image representation.	ACM Multimedia	2010	DBLP DOI BibTeX RDF
1	Jiajun Bu, Shulong Tan, Chun Chen, Can Wang, Hao Wu, Lijun Zhang 0005, Xiaofei He	Music recommendation by unified hypergraph: combining social media information and music content.	ACM Multimedia	2010	DBLP DOI BibTeX RDF
1	Hao Wu, Jiajun Bu, Chun Chen, Can Wang, Guang Qiu, Lijun Zhang 0005, Jianfeng Shen	Modeling Dynamic Multi-Topic Discussions in Online Forums.	AAAI	2010	DBLP BibTeX RDF
1	Chun Chen, Zhengguang Chen, Jiajun Bu, Can Wang, Lijun Zhang 0005, Cheng Zhang	G-Optimal Design with Laplacian Regularization.	AAAI	2010	DBLP BibTeX RDF
1	Jun Zhao, Jiajun Bu, Chun Chen, Ziyu Guan, Can Wang, Cheng Zhang	Learning a user-thread alignment manifold for thread recommendation in online forum.	CIKM	2010	DBLP DOI BibTeX RDF
1	Can Wang, Jun Zhao, Xiaofei He, Chun Chen, Jiajun Bu	Image retrieval using nonlinear manifold embedding.	Neurocomputing	2009	DBLP DOI BibTeX RDF
1	Keke Cai, Chun Chen, Jiajun Bu	Exploration of term relationship for Bayesian network based sentence retrieval.	Pattern Recognition Letters	2009	DBLP DOI BibTeX RDF
1	Wei Dong, Chun Chen, Xue Liu, Jiajun Bu, Yunhao Liu	Dynamic Linking and Loading in Networked Embedded Systems.	MASS	2009	DBLP DOI BibTeX RDF
1	Haili Mao, Chengxi Ye, Mingli Song, Jiajun Bu, Na Li	Viewpoint Independent Vehicle Speed Estimation From Uncalibrated Traffic Surveillance Cameras.	SMC	2009	DBLP DOI BibTeX RDF
1	Feng Zhang, Guang Qiu, Jiajun Bu, Mingcheng Qu, Chun Chen	Learning to Retrieve Opinions.	PCM	2009	DBLP DOI BibTeX RDF
1	Na Li, Can Wang, Jiajun Bu, Cheng Zhang, Jing Shen, Huiping Cui, Qinqin Zhang	Fast Motion Estimation With Mini-Block For H.264/AVC.	IPCV	2009	DBLP BibTeX RDF
1	Guang Qiu, Bing Liu 0001, Jiajun Bu, Chun Chen	Expanding Domain Sentiment Lexicon through Double Propagation.	IJCAI	2009	DBLP BibTeX RDF
1	Bo Jiang, Jian Zhou, Jiajun Bu	SDSPM-based user interest prediction in collaborative graphics design systems under ubiquitous environment.	CSCWD	2009	DBLP DOI BibTeX RDF
1	Feng Zhang, Guang Qiu, Jiajun Bu, Mingcheng Qu, Chun Chen	A Novel Approach to Keyword Extraction for Contextual Advertising.	ACIIDS	2009	DBLP DOI BibTeX RDF
1	Wei Dong, Chun Chen, Xue Liu, Jiajun Bu, Yunhao Liu	Performance of Bulk Data Dissemination in Wireless Sensor Networks.	DCOSS	2009	DBLP DOI BibTeX RDF
1	Hao Wu, Guang Qiu, Xiaofei He, Yuan Shi, Mingcheng Qu, Jing Shen, Jiajun Bu, Chun Chen	Advertising keyword generation using active learning.	WWW	2009	DBLP DOI BibTeX RDF	keyword generation, active learning, sponsored search
1	Junyan Zhu, Can Wang, Xiaofei He, Jiajun Bu, Chun Chen, Shujie Shang, Mingcheng Qu, Gang Lu	Tag-oriented document summarization.	WWW	2009	DBLP DOI BibTeX RDF	ranking, tag, document summarization
1	Junfeng Wang, Xiaofei He, Can Wang, Jian Pei, Jiajun Bu, Chun Chen, Ziyu Guan, Gang Lu	News article extraction with template-independent wrapper.	WWW	2009	DBLP DOI BibTeX RDF	data extraction
1	Mingcheng Qu, Guang Qiu, Xiaofei He, Cheng Zhang, Hao Wu, Jiajun Bu, Chun Chen	Probabilistic question recommendation for question answering communities.	WWW	2009	DBLP DOI BibTeX RDF	question recommendation, question answering, PLSA
1	Guang Qiu, Feng Zhang, Jiajun Bu, Chun Chen	Domain Specific Opinion Retrieval.	AIRS	2009	DBLP DOI BibTeX RDF	Domain Coherence, Opinion Model, Opinion Similarity, Opinion Retrieval
1	Can Wang, Junfeng Wang, Chun Chen, Li Lin, Ziyu Guan, Junyan Zhu, Cheng Zhang, Jiajun Bu	Learning to Extract Web News Title in Template Independent Way.	RSKT	2009	DBLP DOI BibTeX RDF	Web news, Web mining, Data extraction
1	Xiaoyu Deng, Yi Liu, Chaoqun Hong, Jiajun Bu, Chun Chen	A temporal error concealment algorithm for H.264/AVC based on edge directions.	ICIP	2009	DBLP DOI BibTeX RDF
1	Yan Zhou, Chun Chen, Qiang Wang, Jiajun Bu	Block-based threshold modulation error diffusion.	ICIP	2009	DBLP DOI BibTeX RDF
1	Chaoqun Hong, Zhi Yang, Jiajun Bu, Chun Chen, Xiaoyu Deng	A Real-Time Approach of Level-Set-Based Contour Tracking for Accurate Foreground Extraction.	CSIE	2009	DBLP DOI BibTeX RDF
1	Guang Qiu, Jiajun Bu, Chun Chen, Feng Zhang	Intelligent Advertising for User Generated Content through Sentiment Analysis.	ASONAM	2009	DBLP DOI BibTeX RDF
1	Ziyu Guan, Jiajun Bu, Qiaozhu Mei, Chun Chen, Can Wang	Personalized tag recommendation using graph-based ranking on multi-type interrelated objects.	SIGIR	2009	DBLP DOI BibTeX RDF	recommender systems, personalization, ranking, social tagging
1	Yuxu Lin, Chun Chen, Mingli Song, Jiajun Bu, Zicheng Liu	Implicit Surface Reconstruction with an Analogy of Polar Field Model.	PSIVT	2009	DBLP DOI BibTeX RDF	polar field, Field Fitting, reconstruction, implicit surface, Surface fitting
1	Yezhou Yang, Mingli Song, Na Li, Jiajun Bu, Chun Chen	Visual attention analysis by pseudo gravitational field.	ACM Multimedia	2009	DBLP DOI BibTeX RDF	attention analysis, gravitational field, simulation algorithm
1	Luming Zhang, Mingli Song, Na Li, Jiajun Bu, Chun Chen	Feature selection for fast speech emotion recognition.	ACM Multimedia	2009	DBLP DOI BibTeX RDF	nonlinear space, qualified features, time consumption, feature selection, emotion recognition
1	Lijun Zhang 0005, Chun Chen, Wei Chen 0005, Jiajun Bu, Deng Cai, Xiaofei He	Convex experimental design using manifold structure for image retrieval.	ACM Multimedia	2009	DBLP DOI BibTeX RDF	image retrieval, relevance feedback, active learning, semidefinite programming, convex optimization
1	Junfeng Wang, Chun Chen, Can Wang, Jian Pei, Jiajun Bu, Ziyu Guan, Wei Vivian Zhang	Can we learn a template-independent wrapper for news article extraction from a single training site?	KDD	2009	DBLP DOI BibTeX RDF	classification, web mining, data extraction
1	Qi Liu, Yu Yang, Chun Chen, Jiajun Bu, Yin Zhang, Xiuzi Ye	RNACompress: Grammar-based compression and informational complexity measurement of RNA secondary structure.	BMC Bioinformatics	2008	DBLP DOI BibTeX RDF
1	Bo Jiang, Jiajun Bu, Chun Chen	Providing Awareness of Cooperative Efficiency in Collaborative Graphics Design Systems through Reaction Mining.	JCP	2008	DBLP DOI BibTeX RDF
1	Xiaoyu Deng, Jiajun Bu, Zhi Yang, Chun Chen, Yi Liu	A block-based background model for video surveillance.	ICASSP	2008	DBLP DOI BibTeX RDF
1	Chengxi Ye, Jia Liu, Chun Chen, Mingli Song, Jiajun Bu	Speech Emotion Classification on a Riemannian Manifold.	PCM	2008	DBLP DOI BibTeX RDF
1	Bo Jiang, Jiajun Bu, Chun Chen, Bo Wang 0008	Semantic consistency maintenance in collaborative graphics design systems.	CSCWD	2008	DBLP DOI BibTeX RDF
1	Bo Wang 0008, Jiajun Bu, Chun Chen, Bo Jiang	A novel coordination mechanism in cooperative pattern design systems.	CSCWD	2008	DBLP DOI BibTeX RDF
1	Wei Dong, Chun Chen, Xue Liu, Kougen Zheng, Rui Chu, Jiajun Bu	FIT: A Flexible, LIght-Weight, and Real-Time Scheduling System for Wireless Sensor Platforms.	DCOSS	2008	DBLP DOI BibTeX RDF
1	Yuan Cheng, Guang Qiu, Jiajun Bu, Kangmiao Liu, Ye Han, Can Wang, Chun Chen	Model bloggers' interests based on forgetting mechanism.	WWW	2008	DBLP DOI BibTeX RDF	interest forgetting, long term interests, short term interests, blog
1	Zhiming Kang, Chun Chen, Jiajun Bu, Peng Huang, Guang Qiu	A Simulated Shallow Dependency Parser Based on Weighted Hierarchical Structure Learning.	AIRS	2008	DBLP DOI BibTeX RDF
1	Peng Huang, Jiajun Bu, Chun Chen, Kangmiao Liu, Guang Qiu	Improve Web Image Retrieval by Refining Image Annotations.	AIRS	2008	DBLP DOI BibTeX RDF
1	Wei Chen 0005, Lijun Zhang 0005, Can Wang, Chun Chen, Jiajun Bu	Pervasive Web News Recommendation for Visually Impaired People.	Web Intelligence/IAT Workshops	2008	DBLP DOI BibTeX RDF
1	Chaoqun Hong, Zhi Yang, Jiajun Bu, Yi Liu, Chun Chen	Cartoon-like stylization of video for real-time applications.	ICME	2008	DBLP DOI BibTeX RDF
1	Yi Liu, Jiajun Bu, Chun Chen, Xiaoyu Deng, Chaoqun Hong	Error concealment for whole-frame losses based on motion stability estimation.	ICME	2008	DBLP DOI BibTeX RDF
1	Chao Zhou, Guang Qiu, Kangmiao Liu, Jiajun Bu, Mingcheng Qu, Chun Chen	SOPING: a Chinese customer review mining system.	SIGIR	2008	DBLP DOI BibTeX RDF	chinese reviews, feature extraction, search, sentiment classification, user input

Publications of "Jiajun Bu" ( http://dblp.L3S.de/Authors/Jiajun_Bu )