Search For:

Displaying 1-50 out of 84 total
An Efficient Unstructured P2P Overlay over MANET Using Underlying Proactive Routing
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Nadir Shah,Depei Qian
Issue Date:December 2011
pp. 248-255
In a traditional unstructured P2P file sharing network, each peer randomly establishes connection with certain number of other peers to ensure the connectivity of the P2P overlay. This random overly leads to redundant traffic and P2P network partition in m...
 
Cross-Layer Design to Merge Structured P2P Networks over MANET
Found in: Parallel and Distributed Systems, International Conference on
By Nadir Shah, Depei Qian
Issue Date:December 2010
pp. 851-856
Peer-to-peer (P2P) network is an alternative of client/server system for sharing resources, e.g. files. P2P network is a robust, distributed and fault tolerant architecture. There are basic two types of P2P networks, structured P2P network and unstructured...
 
Semantics Based Enterprise Modeling for Automated Service Discovery and Service Composition
Found in: Asia-Pacific Conference on Services Computing. 2006 IEEE
By Wang Chu, Depei Qian
Issue Date:December 2007
pp. 439-445
Most research focuses on the open standards of Web services and semantic Web but pays less attention to semantics based enterprise modeling, and automated service discovery and service composition are difficult. This paper applies architecture driven model...
 
Architecture Driven Grid Application Development
Found in: Grid and Cloud Computing, International Conference on
By Wang Chu, Depei Qian
Issue Date:August 2007
pp. 59-66
Service-oriented approach is becoming a prominent paradigm for Grid application development. However, less attention has been paid to component model and architecture of the Grid applications. This paper applies architecture driven paradigm to development ...
 
Rainbow: Efficient memory dependence recording with high replay parallelism for relaxed memory model
Found in: 2013 IEEE 19th International Symposium on High Performance Computer Architecture (HPCA)
By Xuehai Qian,He Huang,Benjamin Sahelices,Depei Qian
Issue Date:February 2013
pp. 554-565
Architectures for record-and-replay (R&R) of multithreaded applications ease program debugging, intrusion analysis and fault-tolerance. Among the large body of previous works, Strata enables efficient memory dependence recording with little hardware ov...
 
Software Transactional Memory for GPU Architectures
Found in: IEEE Computer Architecture Letters
By Yunlong Xu,Rui Wang,Nilanjan Goswami,Tao Li,Depei Qian
Issue Date:January 2014
pp. 1-1
To make applications with dynamic data sharing among threads benefit from GPU acceleration, we propose a novel software transactional memory system for GPU architectures (GPU-STM). The major challenges include ensuring good scalability with respect to the ...
 
A Framework for Earth System Model Application Monitoring
Found in: 2013 IEEE 16th International Conference on Computational Science and Engineering (CSE)
By Ran Yan,Jieqian Wu,Yibo Xie,You Meng,Depei Qian
Issue Date:December 2013
pp. 1343-1348
Earth System Model (ESM) is an important tool for the research on global environmental evolution using numerical approach. Here we present a monitoring method for ESM applications based on "Earth System Model Oriented Integrated Developing Environment...
 
Research and Implementation of MapReduce Programming Oriented Graphical Modeling System
Found in: 2013 IEEE 16th International Conference on Computational Science and Engineering (CSE)
By Wulun Du,Depei Qian,Ming Xie,Wei Chen
Issue Date:December 2013
pp. 1332-1337
Along with the beginning of the big data era, it becomes difficult to capture, store, search, share, transfer, analyze, and visualize bigger data using the traditional data processing applications. Therefore, the problem is very rigid for many larger compa...
 
Elastic Resource Allocation in the Cloud
Found in: 2013 IEEE 16th International Conference on Computational Science and Engineering (CSE)
By Jieqian Wu,Baojian Zhou,Depei Qian,Ming Xie,Wei Chen
Issue Date:December 2013
pp. 1338-1342
In traditional cloud computing, elastic computing can be provided by increasing or decreasing the number of virtual machines (VM). However, the resource needed by applications change swiftly. This coarse-grained resource allocation approach is not a perfec...
 
Empowering Designers to Estimate Function-Level Power for Developing Green Applications
Found in: 2013 International Conference on Cloud and Service Computing (CSC)
By Qiaozhen Chai,Zhongzhi Luan,Depei Qian,Ming Xie,Wei Chen
Issue Date:November 2013
pp. 57-62
Power consumption in clusters has become increasingly important over the past few years. Our previous research had added power consumption to the list of managed resources to help to understand and control power profile of the clusters. We believe that in ...
 
Research of MapReduce Oriented Graphical Programming
Found in: 2013 International Conference on Cloud and Service Computing (CSC)
By Wulun Du,Zhongzhi Luan,Depei Qian,Ming Xie,Wei Chen
Issue Date:November 2013
pp. 160-161
MapReduce is a programming model developed by Google for processing and generating large data sets in distributed environments. In this paper, we develop a graphic platform to help ordinary users in creating MapReduce application by dragging encapsulated c...
 
Ceaser: Exploring the Monitoring Rules in the Time Dimension
Found in: 2013 International Conference on Cloud and Service Computing (CSC)
By You Meng,Zhongzhi Luan,Depei Qian
Issue Date:November 2013
pp. 49-56
In cloud environment, most failures would not strike at a sudden moment but evolve from a minor anomaly. During the evolving procedure, it may generate a series of events. But users  can't  specify  exactly  the  event  sequences  of  all  the failures  du...
 
Pipeline-Based Parallel Framework for Mass File Processing
Found in: 2013 International Conference on Cloud and Service Computing (CSC)
By Tao Liu,Yi Liu,Qingquan Wang,Xiangrong Wang,Fei Gao,Depei Qian
Issue Date:November 2013
pp. 42-48
Currently, there exists billions of files on the Internet, such as pictures, web pages, audio and video files, etc., and the number is still growing rapidly. These huge amount of files need to be processed by some applications as quickly as possible with p...
 
Network Coding-Based Rate Allocation and Bursty Loss Protection for Video Streaming over Wireless Multi-hop Networks
Found in: 2012 IEEE 12th International Conference on Computer and Information Technology (CIT)
By Huali Cui,Depei Qian,Xingjun Zhang,Yuxing Wu,Li Wang
Issue Date:October 2012
pp. 684-689
The limited bandwidth resources and high packet loss probability are the main challenges when supporting video streaming over wireless multi-hop networks. Therefore, to maximize the video quality at the client, it is indispensable to concurrently take the ...
 
Predictive Data and Energy Management under Budget
Found in: 2012 IEEE International Conference on Cluster Computing Workshops and Posters (CLUSTER WORKSHOPS)
By Yijing Xu,Zhongzhi Luan,Zhendong Cheng,Depei Qian,Ning Zhang,Gang Guan
Issue Date:September 2012
pp. 80-87
Power reducing in clusters has become increasingly important over the past few years. People have tried hard to reduce the power consumption of clusters. However, managing the power is more important than reducing the power. In this paper, we add power con...
 
ERMS: An Elastic Replication Management System for HDFS
Found in: 2012 IEEE International Conference on Cluster Computing Workshops and Posters (CLUSTER WORKSHOPS)
By Zhendong Cheng,Zhongzhi Luan,You Meng,Yijing Xu,Depei Qian,Alain Roy,Ning Zhang,Gang Guan
Issue Date:September 2012
pp. 32-40
The Hadoop Distributed File System (HDFS) is a distributed storage system that stores large-scale data sets reliably and streams those data sets to applications at high bandwidth. HDFS provides high performance, reliability and availability by replicating ...
 
Efficient Statistical Computing on Multicore and MultiGPU Systems
Found in: 2012 15th International Conference on Network-Based Information Systems (NBiS)
By Yulong Ou,Bo Li,Hailong Yang,Zhongzhi Luan,Depei Qian
Issue Date:September 2012
pp. 709-714
As a statistical programming language for data analysis with a powerful graphics toolkit, R has been widely used in mathematical computing, biology simulation and medicine research. For large-scale computing such as drug discovery and protein folding, R is...
 
Providing High Availability for Distributed Stream Processing Application with Replica Placement
Found in: 2012 15th International Conference on Network-Based Information Systems (NBiS)
By Rong He,Zhongzhi Luan,Yuanqiang Huang,Zhendong Cheng,Depei Qian,Gang Guan
Issue Date:September 2012
pp. 685-690
With the popularity of cloud computing, high volume data needs to be processed in real-time. Therefore, many distributed stream processing systems have risen to deal with this requirement. One kind of distributed stream processing applications contains sev...
 
CPOP: Component Design and Parallelization towards POP Ocean Model Based on ESMF
Found in: 2012 41st International Conference on Parallel Processing Workshops (ICPPW)
By Hailong Yang,Qi Zhao,Zhongzhi Luan,Depei Qian
Issue Date:September 2012
pp. 596-597
Nowadays, as the research of climate model developing to simulate the interactions between multiple physical procedures and demand high resolution results, the complexity of the climate model has increased dramatically. The traditional tight-coupling appro...
 
UVMPM: A Unitary Approach for VM Power Metering Based on Performance Profiling
Found in: 2012 41st International Conference on Parallel Processing Workshops (ICPPW)
By Hailong Yang,Qi Zhao,Zhongzhi Luan,Depei Qian
Issue Date:September 2012
pp. 614-615
Energy consumption in contemporary data centers is continuously surging in an unsustainable way, and tremendous efforts have been devoted both from industry and academia to address this issue. The pervasive utilization of virtual machines (VMs) offers the ...
 
MOLTS: Mobile Object Localization and Tracking System Based on Wireless Sensor Networks
Found in: 2012 IEEE 7th International Conference on Networking, Architecture, and Storage (NAS)
By Tao Liu,Yi Liu,Xiaozong Cui,Guangsheng Xu,Depei Qian
Issue Date:June 2012
pp. 245-251
Mobile object localization and tracking means that a multitude of sensor nodes collaborate with each other to determine the locations and tracks of target objects in a specified area. It is one of the most significant research directions in WSN. This paper...
 
Statistics-based Workload Modeling for MapReduce
Found in: 2012 26th IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW)
By Hailong Yang,Zhongzhi Luan,Wenjun Li,Depei Qian,Gang Guan
Issue Date:May 2012
pp. 2043-2051
Large-scale data-intensive computing with MapReduce framework in Cloud is becoming pervasive for the core business of many academic, government, and industrial organizations. Hadoop is by far the most successful realization of MapReduce framework. While Ma...
 
Energy Prediction for MapReduce Workloads
Found in: Dependable, Autonomic and Secure Computing, IEEE International Symposium on
By Wenjun Li,Hailong Yang,Zhongzhi Luan,Depei Qian
Issue Date:December 2011
pp. 443-448
Energy efficiency of data centers has attracted wide research attention with growing concern for power consumption and heat dissipation. Map Reduce as an efficient programming model for data-intensive computing is increasingly popular among industrial comp...
 
Virtual machine mapping policy based on load balancing in private cloud environment
Found in: Cloud and Service Computing, International Conference on
By Junjie Ni,Yuanqiang Huang,Zhongzhi Luan,Juncheng Zhang,Depei Qian
Issue Date:December 2011
pp. 292-295
The virtual machine allocation problem is the key to build a private cloud environment. This paper presents a virtual machine mapping policy based on multi-resource load balancing. It uses the resource consumption of the running virtual machine and the sel...
 
CDebugger: A scalable parallel debugger with dynamic communication topology configuration
Found in: Cloud and Service Computing, International Conference on
By Juncheng Zhang,Zhongzhi Luan,Wenjun Li,Hailong Yang,Junjie Ni,Yuanqiang Huang,Depei Qian
Issue Date:December 2011
pp. 228-234
With cloud computing to take off, the application range of cloud computing has been expanded significantly. Not limited to SOA applications, some high-performance parallel applications have been resident on cloud platform. Users can take advantages of larg...
 
Stable Adaptive Work-Stealing for Concurrent Multi-core Runtime Systems
Found in: High Performance Computing and Communications, 10th IEEE International Conference on
By Yangjie Cao,Hongyang Sun,Depei Qian,Weiguo Wu
Issue Date:September 2011
pp. 108-115
The proliferation of multi-core architectures has led to explosive development of parallel applications using programming models, such as OpenMP, TBB, and Cilk, etc. With increasing number of cores, however, it becomes harder to efficiently schedule parall...
 
Deployment Oriented Role Destined Integrated Protocol for Event-driven Wireless Sensor Networks
Found in: Computational Science and Engineering, IEEE International Conference on
By Shihan Li,Tao Zhang,Depei Qian
Issue Date:August 2011
pp. 387-391
A novel deployment oriented role destined integrated protocol called DOP is presented for event-driven wireless sensor networks. Sensors have been prearranged as cluster members or cluster heads prior to the deployment into the monitoring area. Sensors in ...
 
Video Streaming over Wireless Mesh Networks with Multi-Gateway Support
Found in: Embedded and Ubiquitous Computing, IEEE/IFIP International Conference on
By Huali Cui, Depei Qian, Xingjun Zhang, Yi Liu
Issue Date:December 2010
pp. 268-272
Supporting video streaming over wireless mesh networks (WMNs) is a challenging task because of the limited network resource, severe signal interference and contention among neighbor traffic. Path and server diversities are proven feasible to provide soluti...
 
AIM: An Auction Incentive Mechanism in Wireless Networks with Opportunistic Routing
Found in: Computational Science and Engineering, IEEE International Conference on
By Kun Zhang, Rui Wang, Depei Qian
Issue Date:December 2010
pp. 28-33
Opportunistic routing in wireless networks has strong requirement with nodes¡¯ cooperation. But in most realistic networks, nodes perform in their own interests and refuse to forward packets for others when they belong to different organizations. The aim o...
 
ORSP: An Efficient Resource Acquisition Policy for Peer-to-Peer Mesh Streaming Systems
Found in: Grid and Cloud Computing, International Conference on
By Feng Xiao, Zhongzhi Luan, Rui Wang, Depei Qian
Issue Date:November 2010
pp. 229-234
As a superior approach for peer-to-peer (P2P) streaming live media, mesh-based overlay has made much success due to its potential scalability and ease of deployment. Peers in mesh streaming systems employ a swarming content delivery mechanism to exchange r...
 
I/O Feature-based File Prefetching for Multi-Applications
Found in: Grid and Cloud Computing, International Conference on
By Haiyan Hu, Yi Liu, Depei Qian
Issue Date:November 2010
pp. 213-217
Applications such as multimedia, date mining- and scientific computing may exhibit sophisticated data access patterns that are different from one application to another. I/O prefetching is considered to be effective in improving I/O performance. However, t...
 
Scalable Hierarchical Scheduling for Multiprocessor Systems Using Adaptive Feedback-Driven Policies
Found in: Parallel and Distributed Processing with Applications, International Symposium on
By Yangjie Cao, Hongyang Sun, Depei Qian, Weiguo Wu
Issue Date:September 2010
pp. 38-45
This work addresses the problem of allocating resource-intensive parallel jobs on multicore- and multiprocessor-based systems, where the performance gains largely depend on effectively exploiting application parallelization across the available parallel co...
 
IndexTree: An Efficient Tamper-Evidence Logging
Found in: High Performance Computing and Communications, 10th IEEE International Conference on
By Yanwen Bao, Yongjian Wang, Zhongzhi Luan, Xiang Pei, Depei Qian
Issue Date:September 2010
pp. 701-706
Data integrity is critical for many applications. With huge amount of data shared with the cloud computing platform, i.e. Amazon S3, GFS, Apache Hadoop etc, the risk of damage is increasing at the same time. Equivocation is a powerful tool that malicious n...
 
Malleable-Lab: A Tool for Evaluating Adaptive Online Schedulers on Malleable Jobs
Found in: Parallel, Distributed, and Network-Based Processing, Euromicro Conference on
By Yangjie Cao, Hongyang Sun, Wen-Jing Hsu, Depei Qian
Issue Date:February 2010
pp. 11-18
The emergence of multi-core computers has led to explosive development of parallel applications and hence the need of efficient schedulers for parallel jobs. Adaptive online schedulers have recently been proposed to exploit the multiple processor resource ...
 
Intra-flow Network Coding Based Multipath Routing Protocol for Event-Driven Wireless Sensor Networks
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Jie Tong, Zhigao Du, Yi Liu, Depei Qian
Issue Date:December 2009
pp. 62-69
Concerning event-driven wireless sensor network scenario where the traffic has burst-bulk characteristic, an intra-flow network coding based opportunistic multipath routing protocol called Code Paths was proposed. A routing metric taking delay and congesti...
 
A Heuristic Energy-aware Scheduling Algorithm for Heterogeneous Clusters
Found in: Parallel and Distributed Systems, International Conference on
By Yu Li, Yi Liu, Depei Qian
Issue Date:December 2009
pp. 407-413
With the rapid development of supercomputers, the power consumption by large scale computer systems has become a big concern. How to reduce the power consumption is now a critical issue in designing high performance computers. Energy-aware scheduling for l...
 
Optimizing Transmission in Multi-Flow Streaming Overlay Networks
Found in: Network and Parallel Computing Workshops, IFIP International Conference on
By Rui Wang, Depei Qian, Danfeng Zhu, Qinglin Zhu, Zhongzhi Luan
Issue Date:October 2009
pp. 67-72
Aiming at improving the performance of relay transmission in multi-flow streaming overlay networks, a performance evaluation model to optimize the global weighted average latency was proposed. This model supports multiple senders and multiple receivers. A ...
 
Re-exploring the Potential of Using Tree Structure in P2P Live Streaming Networks
Found in: Network and Parallel Computing Workshops, IFIP International Conference on
By Qinglin Zhu, Rui Wang, Depei Qian, Feng Xiao
Issue Date:October 2009
pp. 125-132
The current Peer-to-Peer (P2P) live streaming net-works can be generally classified into two categories: tree-based and data-driven. The tree-based approach suffers from three limitations: interruptive delivery due to failures of high level nodes, unfair u...
 
Link-Aware Geographic Routing in Wireless Sensor Networks
Found in: Computational Science and Engineering, IEEE International Conference on
By Heng Chen, Depei Qian, Weiguo Wu, Weiwei Fang
Issue Date:August 2009
pp. 937-942
To solve the problem that geographic routing using traditional greedy metric decreases successful packet delivery on non-ideal communication link, we propose a link-aware geographic routing (LAG). The LAG not only expects the minimum Euclidean distance bet...
 
Energy Efficient Event Detection and Dissemination Scheme for Clustered Wireless Sensor Networks
Found in: Wireless and Mobile Communications, International Conference on
By Shihan Li, Depei Qian, Yi Liu, Yuebin Bai
Issue Date:August 2009
pp. 105-109
An energy-efficient event detection and dissemination (EEDD) scheme for event-driven wireless sensor networks applications is introduced. Based on clustering-based architecture, EEDD includes sensor and aggregation management, sleep and wakeup scheduling, ...
 
A Two-Phase Log-Based Fault Recovery Mechanism in Master/Worker Based Computing Environment
Found in: Parallel and Distributed Processing with Applications, International Symposium on
By Ting Chen, Yongjian Wang, Yuanqiang Huang, Cheng Luo, Depei Qian, Zhongzhi Luan
Issue Date:August 2009
pp. 290-297
The Master/worker pattern is widely used to construct the cross-domain, large scale computing infrastructure. The applications supported by this kind of infrastructure usually features long-running, speculative execution etc. Fault recovery mechanism is si...
 
Data Currency in Replicated Distributed Storage System
Found in: Networking, Architecture, and Storage, International Conference on
By Bingheng Yan, Depei Qian, Yuanqiang Huang
Issue Date:July 2009
pp. 57-63
Application-level storage aggregation provides a massive storage capacity with high scalability and low cost. However, these systems usually only support their special sites, which ignores the legacy storage systems. So we developed a distributed storage s...
 
Reducing Communication Overhead in Threshold Monitoring with Arithmetic Aggregation
Found in: Networking, Architecture, and Storage, International Conference on
By Yuanqiang Huang, Yongjian Wan, Yinan Ren, BingHeng Yan, Zhongzhi Luan, Depei Qian
Issue Date:July 2009
pp. 347-353
With increasing adoption of distributed systems, monitoring has become an important research topic in recent years. Monitoring itself introduces overhead to the system caused by communication for collecting measurement data between monitoring nodes and mea...
 
Context-Aware Routing for Peer-to-Peer Network on MANETs
Found in: Networking, Architecture, and Storage, International Conference on
By Nadir Shah, Depei Qian
Issue Date:July 2009
pp. 135-139
Peer-to-peer (P2P) network is a decentralized and self organized architecture for the sharing of resources such as files. P2P network on wired network (Internet) has been extensively studied. The advancement in the wireless and mobile technology has lead t...
 
Cesar-FD: An Effective Stateful Fault Detection Mechanism in Drug Discovery Grid
Found in: Cluster Computing and the Grid, IEEE International Symposium on
By Yongjian Wang, Yinan Ren, Ting Chen, Yuanqiang Huang, Zhongzhi Luan, Zhongxin Wu, Depei Qian
Issue Date:May 2009
pp. 580-585
Workflow management system is widely accepted and used in the wide area network environment, especially in the e-Science application scenarios, to coordinate the operation of different functional components and to provide more powerful functions. The error...
 
An Energy Efficient Weight-Clustering Algorithm in Wireless Sensor Networks
Found in: Frontier of Computer Science and Technology, Japan-China Joint Workshop on
By Lu Cheng, Depei Qian, Weiguo Wu
Issue Date:December 2008
pp. 30-35
In recent years, the wireless sensor networks (WSN) attracts increasing attention due to its bright application prospect in both military and civil fields. However, for the WSN is extremely energy limited, the traditional network routing protocols are not ...
 
Swarm Intelligence Based Energy Balance Routing for Wireless Sensor Networks
Found in: Intelligent Information Technology Applications, 2007 Workshop on
By Heng Chen, Depei Qian, Weiguo Wu, Lu Cheng
Issue Date:December 2008
pp. 811-815
In this paper we propose a swarm intelligence based energy balance routing scheme SEB. SEB addresses the routing problem, especially focuses on extending the lifetime of wireless sensor networks, in which sensor nodes are battery powered. Based on the assu...
 
Mobile e-Lab: A Mobile Personalized Virtual Research Computing Environment
Found in: eScience, IEEE International Conference on
By Yanwen Ju, Yuebin Bai, Depei Qian
Issue Date:December 2008
pp. 388-389
In today's scientific research, computers and networks are playing an increasingly important role in the laboratory. It is desirable to researchers that any machines outside the laboratory provide a uniform, consistent, desktop computing environment and th...
 
Cross-Domain Middlewares Interoperability for Distributed Aircraft Design Optimization
Found in: eScience, IEEE International Conference on
By Yongjian Wang, D'Ippolito Roberto, Mike Boniface, Depei Qian, Degang Cui, Jiyun Jiang
Issue Date:December 2008
pp. 485-492
The Bridge project is an EU FP6 project funded by the European Commission to support the EU-China joint effort on secure and distributed cooperation between European and Chinese industrial communities such as the distributed aircraft design optimization et...
 
Link Availability Prediction in Ad Hoc Networks
Found in: Parallel and Distributed Systems, International Conference on
By Lei Gong, Yuebin Bai, Ming Chen, Depei Qian
Issue Date:December 2008
pp. 423-428
Since mobility may cause radio links to break frequently, one pivotal issue for routing in Mobile Ad Hoc Networks is how to select a reliable path that can last longer. Several metrics have been proposed in previous literatures, including link persistence,...
 
 1  2 Next >>