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Displaying 1-50 out of 313 total
Using rich social media information for music recommendation via hypergraph model
Found in: ACM Transactions on Multimedia Computing, Communications, and Applications (TOMCCAP)
By Bin Xu, Can Wang, Can Wang, Chun Chen, Chun Chen, Jiajun Bu, Jiajun Bu, Shulong Tan, Shulong Tan, Xiaofei He, Xiaofei He
Issue Date:October 2011
pp. 1-22
There are various kinds of social media information, including different types of objects and relations among these objects, in music social communities such as Last.fm and Pandora. This information is valuable for music recommendation. However, there are ...
     
Expert Finding for Question Answering via Graph Regularized Matrix Completion
Found in: IEEE Transactions on Knowledge and Data Engineering
By Zhou Zhao,Lijun Zhang,Xiaofei He,Wilfred Ng
Issue Date:February 2015
pp. 1
Expert finding for question answering is a challenging problem in Community-based Question Answering (CQA) systems, arising in many real applications such as question routing and identification of best answers. In order to provide highquality experts, many...
 
Scaling Hop-Based Reachability Indexing for Fast Graph Pattern Query Processing
Found in: IEEE Transactions on Knowledge and Data Engineering
By Ronghua Liang,Hai Zhuge,Xiaorui Jiang,Qiang Zeng,Xiaofei He
Issue Date:November 2014
pp. 2803-2817
Graphs are becoming increasingly dominant in modeling real-life networked data including social and biological networks, the WWW and the Semantic Web, etc. Graph pattern queries are useful for gathering information with expressive semantics from these grap...
 
Convergence Analysis of Graph Regularized Non-Negative Matrix Factorization
Found in: IEEE Transactions on Knowledge and Data Engineering
By Shangming Yang, Zhang Yi, Mao Ye, Xiaofei He
Issue Date:September 2014
pp. 1-1
Graph regularized non-negative matrix factorization (NMF) algorithms can be applied to information retrieval, image processing, and pattern recognition. However, challenge that still remains is to prove the convergence of this class of learning algorithms ...
 
Efficient Parallel Processing of Distance Join Queries Over Distributed Graph
Found in: IEEE Transactions on Knowledge and Data Engineering
By Xiaofei Zhang,Lei Chen,Min Wang
Issue Date:August 2014
pp. 1
Distance join queries have recently been recognized as a particularly useful operation over graph data, since they capture graph similarity in a meaningful way. In consequence, they have been studied extensively in recent years[1][2]. However, current meth...
 
Inc-part: Incremental Partitioning for Load Balancing in Large-Scale Behavioral Simulations
Found in: IEEE Transactions on Parallel and Distributed Systems
By Yu Zhang,Xiaofei Liao,Hai Jin,Guang Tan,Geyong Min
Issue Date:July 2014
pp. 1
Large-scale behavioral simulations are widely used to study real-world multi-agent systems. Such programs normally run in discrete time-steps or ticks, with simulated space decomposed into domains that are distributed over a set of workers to achieve paral...
 
An Application Layer Protocol for Energy-Efficient Bandwidth Aggregation with Guaranteed Quality-of-Experience
Found in: IEEE Transactions on Parallel and Distributed Systems
By Zaiyang Tang,Zirui Wang,Peng Li,Song Guo,Xiaofei Liao,Hai Jin
Issue Date:June 2014
pp. 1
WiFi and cellular networks are pervasively provided for mobile Internet access. Although most existing mobile devices are equipped with both WiFi and cellular network interfaces, concurrent data transmissions over these interfaces for improved throughput a...
 
Spotting Code Optimizations in Data-Parallel Pipelines through PeriSCOPE
Found in: IEEE Transactions on Parallel and Distributed Systems
By Xuepeng Fan,Zhenyu Guo,Hai Jin,Xiaofei Liao,Jiaxing Zhang,Hucheng Zhou,Sean McDirmid,Wei Lin,Jingren Zhou,Lidong Zhou
Issue Date:May 2014
pp. 1
To minimize the amount of data-shuffling I/O that occurs between the pipeline stages of a distributed data-parallel program, its procedural code must be optimized with full awareness of the pipeline that it executes in. Unfortunately, neither pipeline opti...
 
Hotplug or Ballooning: A Comparative Study on Dynamic Memory Management Techniques for Virtual Machines
Found in: IEEE Transactions on Parallel and Distributed Systems
By Haikun Liu,Hai Jin,Xiaofei Liao,Wei Deng,Bingsheng He,Cheng-zhong Xu
Issue Date:May 2014
pp. 1
In virtualization environments, static memory allocation for virtual machines (VMs) can lead to severe service level agreement (SLA) violations or inefficient use of memory. Dynamic memory allocation mechanisms such as ballooning and memory hotplug were pr...
 
Interpreting the Public Sentiment Variations on Twitter
Found in: IEEE Transactions on Knowledge and Data Engineering
By Shulong Tan,Yang Li,Huan Sun,Ziyu Guan,Xifeng Yan,Jiajun Bu,Chun Chen,Xiaofei He
Issue Date:May 2014
pp. 1-1
Millions of users share their opinions on Twitter, making it a valuable platform for tracking and analyzing public sentiment. Such tracking and analysis can provide critical information for decision making in various domains. Therefore it has attracted att...
 
Using Mobile Cloud Computing for Real-Time Online Applications
Found in: 2014 2nd IEEE International Conference on Mobile Cloud Computing, Services, and Engineering (MobileCloud)
By Dominik Meilander,Frank Glinka,Sergei Gorlatch,Li Lin,Wei Zhang,Xiaofei Liao
Issue Date:April 2014
pp. 48-56
We consider a challenging class of highly interactive virtual environments, also known as Real-Time Online Interactive Applications (ROIA). Popular examples of ROIA include multi-player online computer games, e-learning and training applications based on r...
 
Silicon Odometers: Compact In-situ Aging Sensors for Robust System Design
Found in: IEEE Micro
By Xiaofei Wang,John Keane,Tony Tae-Hyoung Kim,Pulkit Jain,Qianying Tang,Chris H. Kim
Issue Date:February 2014
pp. 1
Circuit reliability issues such as Bias Temperature Instability (BTI), Hot Carrier Injection (HCI), Time Dependent Dielectric Breakdown (TDDB) Electromigration (EM), and Random Telegraph Noise (RTN) have become a growing concern with technology scaling. Pr...
 
Mathematical Modeling on Computer Simulation
Found in: Proceedings of the Second International Conference on Innovative Computing and Cloud Computing (ICCC '13)
By Xiaofei Hu, Yanchun Zhao, Zefu Zhao
Issue Date:December 2013
pp. 102-104
Although the concept of mathematical modeling appears in recent years, the method of making simulation model on house design has been known for a long time. By making simulation models, ancient architects could detect design defects for better actual build...
     
PCantorSim: Accelerating parallel architecture simulation through fractal-based sampling
Found in: ACM Transactions on Architecture and Code Optimization (TACO)
By Chengzhong Xu, Chuntao Jiang, Hai Jin, Lieven Eeckhout, Trevor E. Carlson, Wim Heirman, Xiaofei Liao, Zhibin Yu
Issue Date:December 2013
pp. 1-24
Computer architects rely heavily on microarchitecture simulation to evaluate design alternatives. Unfortunately, cycle-accurate simulation is extremely slow, being at least 4 to 6 orders of magnitude slower than real hardware. This longstanding problem is ...
     
Unsupervised Clustering Strategy Based on Label Propagation
Found in: 2013 IEEE 13th International Conference on Data Mining Workshops (ICDMW)
By Jiguang Liang,Xiaofei Zhou,Ying Sha,Ping Liu,Li Guo,Shuo Bai
Issue Date:December 2013
pp. 788-794
This paper propose three novel approaches for clustering, called LPK-means algorithm, LPK-medoids and LPMK-medoids, based on label propagation algorithm. LPK-means algorithm runs like k-means algorithm, meanwhile LPK-medoids algorithm and LPMK-medoids run ...
 
A Virtualization-Based Cloud Infrastructure for IMS Core Network
Found in: 2013 IEEE 5th International Conference on Cloud Computing Technology and Science (CloudCom)
By Feng Lu,Hao Pan,Xiao Lei,Xiaofei Liao,Hai Jin
Issue Date:December 2013
pp. 25-32
IP Multimedia Subsystem (IMS) has been accepted as the core control platform by 3GPP. It has been recognized as the vision beyond GSM for the Next Generation Network (NGN). The IMS framework delivers IP multimedia to mobile users through Session Initiation...
 
Concurrent Transmission Method for Mobile Applications using Multihoming Devices
Found in: 2013 Ninth International Conference on Mobile Ad-hoc and Sensor Networks (MSN)
By Feng Lu,Zirui Wang,Xiaofei Liao,Hai Jin
Issue Date:December 2013
pp. 240-247
Mobile devices with multihoming capabilities have gained large-scale popularity in recent years. However, these network interfaces cannot be fully utilized in most applications. In this paper, we propose a concurrent transmission method that allows mobile ...
 
Data Gathering and Processing for Large-Scale Wireless Sensor Networks
Found in: 2013 Ninth International Conference on Mobile Ad-hoc and Sensor Networks (MSN)
By Xiaofei Xing,Dongqing Xie,Guojun Wang
Issue Date:December 2013
pp. 354-358
Mass data are usually collected and processed in large and ultra large-scale wireless sensor networks, and this will greatly affect the life of intelligent sensors and the performance of network. In this paper, we propose an approach to reduce the collecte...
 
Cloud Based Mobile Video Editing System
Found in: 2013 Ninth International Conference on Mobile Ad-hoc and Sensor Networks (MSN)
By Linchen Yu,Xiaofei Liao
Issue Date:December 2013
pp. 378-382
Mobile video editing systems need efficient streaming transmission and interactive operations. Rather than using a specialized protocol and stream format, the video editing system makes use of a generic mechanism based on chunks in the cloud computing envi...
 
CloudWeb: A Cloud Based Webpage Transforming for Mobile Devices
Found in: 2013 Ninth International Conference on Mobile Ad-hoc and Sensor Networks (MSN)
By Linchen Yu,Xiaofei Liao
Issue Date:December 2013
pp. 267-271
Mobile devices have already been widely used to access the Web. However, because most available web pages are designed for desktop PC, it is inconvenient to browse these large web pages on a mobile device with a small screen. In this paper, we propose a ne...
 
Influence of Dopants C on Dehydrogenating Properties of LiNH2
Found in: 2013 Fourth International Conference on Intelligent Systems Design and Engineering Applications (ISDEA)
By Chen Yilin,Yuan Jiang,Wei Xiaofei
Issue Date:November 2013
pp. 360-364
The milling experiment of GH3039 nickel-based Super alloy was made using the hard alloy tools RCKT1204MO-PM S30T and RPMT10T3MOE-41 under the same cutting parameters. The variation of the cutting force has been researched when milling GH3039 nickel-based S...
 
Dependency Expansion Model for Sentiment Lexicon Extraction
Found in: 2013 IEEE/WIC/ACM International Joint Conferences on Web Intelligence (WI) and Intelligent Agent Technologies (IAT)
By Jiguang Liang,Jianlong Tan,Xiaofei Zhou,Ping Liu,Li Guo,Shuo Bai
Issue Date:November 2013
pp. 62-65
In this paper, we present a sentiment lexicon building method called dependency expansion method (DEM), which exploits the relations described in dependency trees between sentiment words and degree adverbs. By taking advantage of the observation that degre...
 
Parallel field alignment for cross media retrieval
Found in: Proceedings of the 21st ACM international conference on Multimedia (MM '13)
By Binbin Lin, Deng Cai, Xiangbo Mao, Jian Pei, Xiaofei He
Issue Date:October 2013
pp. 897-906
Cross media retrieval systems have received increasing interest in recent years. Due to the semantic gap between low-level features and high-level semantic concepts of multimedia data, many researchers have explored joint-model techniques in cross media re...
     
Parallel Field Ranking
Found in: ACM Transactions on Knowledge Discovery from Data (TKDD)
By Binbin Lin, Deng Cai, Jiawei Han, Ming Ji, Xiaofei He
Issue Date:September 2013
pp. 1-21
Recently, ranking data with respect to the intrinsic geometric structure (manifold ranking) has received considerable attentions, with encouraging performance in many applications in pattern recognition, information retrieval and recommendation systems. Mo...
     
Fast and Accurate Matrix Completion via Truncated Nuclear Norm Regularization
Found in: IEEE Transactions on Pattern Analysis and Machine Intelligence
By Yao Hu, Debing Zhang, Jieping Ye, Xuelong Li, Xiaofei He
Issue Date:September 2013
pp. 2117-2130
Recovering a large matrix from a small subset of its entries is a challenging problem arising in many real applications, such as image inpainting and recommender systems. Many existing approaches formulate this problem as a general low-rank matrix approxim...
 
An Incremental Crawler for Web Video Based on Content Longevity
Found in: 2013 8th ChinaGrid Annual Conference (ChinaGrid)
By Feng Lu,Zaiyang Tang,Xiaofei Liao,Hai Jin
Issue Date:August 2013
pp. 98-102
The explosive growth of online videos is crucial to the development of video search engines. Search engines use crawlers to retrieve pages and then discover new ones by extracting the pages' outgoing links. However, the ephemeral and persistent content whi...
 
A low rank structural large margin method for cross-modal ranking
Found in: Proceedings of the 36th international ACM SIGIR conference on Research and development in information retrieval (SIGIR '13)
By Fei Wu, Siliang Tang, Xiaofei He, Xinyan Lu, Yueting Zhuang, Zhongfei Zhang
Issue Date:July 2013
pp. 433-442
Cross-modal retrieval is a classic research topic in multimedia information retrieval. The traditional approaches study the problem as a pairwise similarity function problem. In this paper, we consider this problem from a new perspective as a listwise rank...
     
A New Disk I/O Model of Virtualized Cloud Environment
Found in: IEEE Transactions on Parallel and Distributed Systems
By Dingding Li,Xiaofei Liao,Hai Jin,Bingbing Zhou,Qi Zhang
Issue Date:June 2013
pp. 1129-1138
In a traditional virtualized cloud environment, using asynchronous I/O in the guest file system and synchronous I/O in the host file system to handle an asynchronous user disk write exhibits several drawbacks, such as performance disturbance among differen...
 
An Improved Artificial Bee Colony Approach to QoS-Aware Service Selection
Found in: 2013 IEEE International Conference on Web Services (ICWS)
By Xianzhi Wang,Zhongjie Wang,Xiaofei Xu
Issue Date:June 2013
pp. 395-402
As available services accumulate on the Internet, QoS-aware service selection (SSP) becomes an increasingly difficult task. Since Artificial Bee Colony algorithm (ABC) has been successful in solving many problems as a simpler implementation of swarm intell...
 
EMR: A Scalable Graph-Based Ranking Model for Content-Based Image Retrieval
Found in: IEEE Transactions on Knowledge and Data Engineering
By Bin Xu,Jiajun Bu,Chun Chen,Can Wang,Deng Cai,Xiaofei He
Issue Date:May 2013
pp. 1
Graph-based ranking models have been widely applied in information retrieval area. In this paper, we focus on a well known graph-based model - the Ranking on Data Manifold model, or Manifold Ranking (MR). Particularly, it has been successfully applied to c...
 
TW-k-means: Automated two-level variable weighting clustering algorithm for multiview data
Found in: IEEE Transactions on Knowledge and Data Engineering
By Xiaojun Chen, Xiaofei Xu,J. Z. Huang, Yunming Ye
Issue Date:April 2013
pp. 932-944
This paper proposes TW-k-means, an automated two-level variable weighting clustering algorithm for multiview data, which can simultaneously compute weights for views and individual variables. In this algorithm, a view weight is assigned to each view to ide...
 
EAGRE: Towards scalable I/O efficient SPARQL query evaluation on the cloud
Found in: 2013 IEEE International Conference on Data Engineering (ICDE 2013)
By Xiaofei Zhang,Lei Chen,Yongxin Tong,Min Wang
Issue Date:April 2013
pp. 565-576
To benefit from the Cloud platform's unlimited resources, managing and evaluating huge volume of RDF data in a scalable manner has attracted intensive research efforts recently. Progresses have been made on evaluating SPARQL queries with either high-level ...
 
Consumer-Centered Cloud Services Selection Using AHP
Found in: 2013 International Conference on Service Sciences (ICSS)
By Mingrui Sun,Tianyi Zang,Xiaofei Xu,Rongjie Wang
Issue Date:April 2013
pp. 1-6
With rapidly increasing number of cloud computing resources deployed over the Internet as on-demand services, more and more service-oriented solutions are available for selection to meet personalized requirements of consumers. However, how to choice a desi...
 
An Artificial Bee Colony Algorithm Based Optimization Method for Service Network Customization
Found in: 2013 International Conference on Service Sciences (ICSS)
By Shaopeng Wang,Zhongjie Wang,Xiaofei Xu
Issue Date:April 2013
pp. 101-106
This paper presents an artificial bee colony (ABC) algorithm based method for customizing an existing service network (SN). Service network is a complex network composed of a set of service components and the input-output relationships between them, and it...
 
Suitable Database Development Framework for Business Component Migration in SaaS Multi-tenant Model
Found in: 2013 International Conference on Service Sciences (ICSS)
By Xuequan Zhou,Dechen Zhan,Lanshun Nie,Fanchao Meng,Xiaofei Xu
Issue Date:April 2013
pp. 90-95
Software as a service (SaaS) is attracting increasing attention and leading business to migrate the existing traditional web application onto cloud. With the transition from traditional software to SaaS, the most important thing in the technical architectu...
 
Resource and Collaboration Models for Cultural Performance Service Ecosystem
Found in: 2013 International Conference on Service Sciences (ICSS)
By Qing Wan,Zhongjie Wang,Xiaofei Xu
Issue Date:April 2013
pp. 49-54
With the constant pursuit of the spiritual life, cultural performance services boom in recent years in China. There is a big challenge on the way of designing and developing IT-enabled cultural performance service systems, i.e., there are so many kinds of ...
 
An Empirical Study of VMM Overhead, Configuration Performance and Scalability
Found in: 2013 IEEE 7th International Symposium on Service Oriented System Engineering (SOSE)
By Xiaofei Huang,Xiaoying Bai,Richard M. Lee
Issue Date:March 2013
pp. 359-366
Virtual Machines have been a key enabling technology for Cloud Computing. Compared with the physical machine, VMs aim to enhance resource utilization via on-demand and dynamic resource allocation. However, with VMs, new performance issues are introduced su...
 
Ranking on Data Manifold with Sink Points
Found in: IEEE Transactions on Knowledge and Data Engineering
By Xue-Qi Cheng,Pan Du,Jiafeng Guo,Xiaofei Zhu,Yixin Chen
Issue Date:January 2013
pp. 177-191
Ranking is an important problem in various applications, such as Information Retrieval (IR), natural language processing, computational biology, and social sciences. Many ranking approaches have been proposed to rank objects according to their degrees of r...
 
A new video search approach based on user's preference and query ambiguity
Found in: 2013 International Conference on Information Networking (ICOIN)
By Wangxi Jia,Hai Jin,Xiaofei Liao
Issue Date:January 2013
pp. 493-498
Common re-ranking algorithms such as PageRank and HITS are not suitable for text-based video search approaches. Methods that utilize addition information (such as video length, release time) require too much user participation and cannot meet the different...
 
A Peer-to-Peer Massive Battle Observing System to Support Game Live
Found in: 2012 IEEE Asia-Pacific Services Computing Conference (APSCC)
By Linchen Yu,Xiaofei Liao
Issue Date:December 2012
pp. 8-13
Gaming services are attractive for Internet users. How to broadcast live gaming services to large-scale Internet users is still a big problem. Traditional schemes, based on Peer-to-Peer (P2P) live-streaming and based on TV shows, have poor user experiences...
 
Lifetime or energy: Consolidating servers with reliability control in virtualized cloud datacenters
Found in: 2012 IEEE 4th International Conference on Cloud Computing Technology and Science (CloudCom)
By Wei Deng,Fangming Liu,Hai Jin,Xiaofei Liao,Haikun Liu,Li Chen
Issue Date:December 2012
pp. 18-25
Server consolidation using virtualization technologies allow cloud-scale datacenters to improve resource utilization and energy efficiency. However, most existing consolidation strategies solely focused on balancing the tradeoff between service-level-agree...
 
More than relevance: high utility query recommendation by mining users' search behaviors
Found in: Proceedings of the 21st ACM international conference on Information and knowledge management (CIKM '12)
By Jiafeng Guo, Xiaofei Zhu, Xueqi Cheng, Yanyan Lan
Issue Date:October 2012
pp. 1814-1818
Query recommendation plays a critical role in helping users' search. Most existing approaches on query recommendation aim to recommend relevant queries. However, the ultimate goal of query recommendation is to assist users to reformulate queries so that th...
     
Content dissemination by pushing and sharing in mobile cellular networks: An analytical study
Found in: 2012 IEEE 9th International Conference on Mobile Ad-Hoc and Sensor Systems (MASS)
By Xiaofei Wang,Min Chen,Zhu Han,Ted Taekyoung Kwon,Yanghee Choi
Issue Date:October 2012
pp. 353-361
The The ever increasing traffic demand is a serious concern of mobile network operators, and the conventional pull-based (or request-based) communication model may not be able to handle this data explosion problem. To reduce the traffic load on cellular li...
 
Vtrim: A Performance Optimization Mechanism for SSD in Virtualized Environment
Found in: 2012 IEEE 12th International Conference on Computer and Information Technology (CIT)
By Xiaofei Liao,Jia Yu,Hai Jin
Issue Date:October 2012
pp. 236-242
Solid state disk, compared with hard drive disk, has low delay, low energy consumption, high throughput, high bandwidth, and many other advantages. But it is important that, we will meet challenges when using the solid state disk in virtualized environment...
 
AMVP-Cloud: A Framework of Adaptive Mobile Video Streaming and User Behavior Oriented Video Pre-fetching in the Clouds
Found in: 2012 IEEE 12th International Conference on Computer and Information Technology (CIT)
By Bin Pan,Xiaofei Wang,Chung-Pyo Hong,Shin-Dug Kim
Issue Date:October 2012
pp. 398-405
Mobile users frequently suffer from long buffering time and intermittent breaks of video streaming, due to the instability of mobile wireless link caused by signal fluctuation and user's mobility. Although the scalable video coding techniques are adopted r...
 
Exploration on Platform's Construction of Teaching Resources in Higher Medical University
Found in: 2012 International Conference on Business Computing and Global Informatization (BCGIN)
By Deliang Wen,Ziwei Wang,Xiaofei Feng,Yang Sun
Issue Date:October 2012
pp. 653-655
This paper is to illustrate the importance and the existing problems of Educational Informatization of higher medical universities. According to the requirements of new biopsychosocial medical model and medical education, a creative teaching resources plat...
 
Dynamic Selection of Services under Temporal Constraints in Cloud Computing
Found in: 2012 IEEE 9th International Conference on e-Business Engineering (ICEBE)
By Yanhua Du,Xiaofei Wang,Lifeng Ai,Xitong Li
Issue Date:September 2012
pp. 252-259
To guarantee the successful execution of service based process, one important requirement is QoS-driven dynamic selection of candidate services. The existing methods fail to consider the temporal constraints in build-time, and dynamic re-planning of execut...
 
Value-Added Analysis of Bi-Lateral e-Business Services
Found in: 2012 IEEE 9th International Conference on e-Business Engineering (ICEBE)
By Zhongjie Wang,Qian Wu,Xiaofei Xu
Issue Date:September 2012
pp. 185-192
Broker-based bi-lateral services are a dominant ebusiness morphology in which a broker (B) aggregates a large number of services offered by different providers (P) on a centralized platform, and these services are re-organized, composed and provided to a l...
 
Complicated Logistics Network Redesign Considering Service Differentiation
Found in: 2012 16th IEEE International Enterprise Distributed Object Computing Conference (EDOC 2012)
By Lina Zhou,Xiaofei Xu,Shengchun Deng,Xudong Liu
Issue Date:September 2012
pp. 93-102
Logistics network design is a strategic issue for nearly all companies. In the past, a logistics network once established was used for several periods. However, recent years have seen a rapidly changing economic environment. Trends in markets, shifts of cu...
 
Parallel field ranking
Found in: Proceedings of the 18th ACM SIGKDD international conference on Knowledge discovery and data mining (KDD '12)
By Binbin Lin, Deng Cai, Jiawei Han, Ming Ji, Xiaofei He
Issue Date:August 2012
pp. 723-731
Recently, ranking data with respect to the intrinsic geometric structure (manifold ranking) has received considerable attentions, with encouraging performance in many applications in pattern recognition, information retrieval and recommendation systems. Mo...
     
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