Search For:

Displaying 1-18 out of 18 total
SHAWK: Platform for Secure Integration of Heterogeneous Advanced Wireless Networks
Found in: Advanced Information Networking and Applications Workshops, International Conference on
By Jiannong Cao,Chisheng Zhang,Jun Zhang,Yueming Deng,Xin Xiao,Miao Xiong,Jie Zhou,Yang Zou,Gang Yao,Wei Feng,Liang Yang,Yao Yu
Issue Date:March 2012
pp. 13-18
With the popularity of different wireless access technologies for Internet access, the integration of heterogeneous wireless networks is foreseen in the near future. Solutions for secured Internet access in such scenario become an urgent requirement. In th...
 
How Much to Share: A Repeated Game Model for Peer-to-Peer Streaming under Service Differentiation Incentives
Found in: IEEE Transactions on Parallel and Distributed Systems
By Xin Xiao,Qian Zhang,Yuanchun Shi,Yuan Gao
Issue Date:February 2012
pp. 288-295
In this paper, we propose a service differentiation incentive for P2P streaming system, according to peers' instant contributions. Also, a repeated game model is designed to analyze how much the peers should contribute in each round under this incentive. S...
 
Random Approximation with Weak Contraction Random Operator and Random Fixed Point Theorem for Nonexpansive Random Mapping
Found in: Cryptography, and Network Security, Data Mining and Knowledge Discovery, E-Commerce and Its Applications, and Embedded Systems, IACIS International Symposium on
By Suhong Li, Lingmin Zhang, Xin Xiao, Lihua Li, Hongwu Yin, Huijuan Zhao
Issue Date:October 2010
pp. 71-75
In real reflexive separable Banach space which admits a weakly sequentially continuous duality mapping, the sufficient and necessary condition that nonexpansive random mapping has a random fixed point is obtained. By introducing a random iteration process ...
 
Bounded Size Graph Clustering on Trees
Found in: Information Technology and Applications, International Forum on
By Li Shuguang, Zhu Daming, Xin Xiao
Issue Date:July 2010
pp. 95-98
Given an undirected graph with vertex and edge weights and a subset of vertices called terminals, the bounded size graph clustering (BSGC) problem is to partition the vertices into clusters of size at most a given budget such that each cluster contains at ...
 
A Fixed-Parameter Tractable Algorithm for Correlation Clustering with l Clusters
Found in: Information Technology and Applications, International Forum on
By Li Shuguang, Zhu Daming, Xin Xiao
Issue Date:July 2010
pp. 91-94
Given a graph G=(V,E) with real positive edge weights, where each edge (u, v) is labeled either + or – depending on whether u and v have been deemed to be similar or dissimilar, the problem of correlation clustering with l clusters is to partition the vert...
 
Low-power memory addressing scheme for fast fourier transform processors
Found in: Circuits and Systems, Midwest Symposium on
By Xin Xiao, Erdal Oruklu, Jafar Saniie
Issue Date:August 2009
pp. 653-656
In this paper, a new memory addressing architecture is proposed for low-power radix-2 FFT implementations. Two optimization schemes are presented for dynamic power reduction. First, a multi-bank memory structure is introduced. Second, twiddle factor access...
 
Correlation k-Clustering in Trees and Trees of Rings
Found in: Information Engineering, International Conference on
By Xin Xiao, Li Shuguang
Issue Date:July 2009
pp. 217-220
We consider the following correlation k-clustering problem: given a graph with real-valued edge weights (both positive and negative), extend a k-clustering of some vertices to partition all the vertices into clusters so as to maximize the total absolute we...
 
Colored Multiway Cuts in Generalized Tree Networks
Found in: Information Engineering, International Conference on
By Xin Xiao, Li Shuguang
Issue Date:July 2009
pp. 299-301
Given a graph with color dependent edge weights and a partial coloration on some distinguished vertices, the colored multiway cut problem is to extend the partial coloration such that all the vertices are colored and the total weight of edges that have dif...
 
Toward Systematical Data Scheduling for Layered Streaming in Peer-to-Peer Networks: Can We Go Farther?
Found in: IEEE Transactions on Parallel and Distributed Systems
By Xin Xiao, Yuanchun Shi, Qian Zhang, Jianhua Shen, Yuan Gao
Publication Date: June 2009
pp. 685-697
Layered streaming in P2P networks has become a hot topic recently. However, the
 
HAWK: Real-World Implementation of High-Performance Heterogeneous Wireless Network for Internet Access
Found in: Distributed Computing Systems Workshops, International Conference on
By Jiannong Cao, Kun Xie, Weigang Wu, Chuda Liu, Gang Yao, Wei Feng, Yang Zou, Jigang Wen, Chisheng Zhang, Xin Xiao, Xuan Liu, Ye Yan
Issue Date:June 2009
pp. 214-220
The co-existence and integration of different wireless networks will significantly advance the provision of ubiquitous and high-performance Internet services to mobile users. In this paper, we present HAWK, a real-world implementation of high performance h...
 
Colored Multiway Cuts in Trees of Rings
Found in: Information Technology and Applications, International Forum on
By Xin Xiao, Li Shuguang
Issue Date:May 2009
pp. 236-238
The colored multiway cut problem generalizes the traditional multiway cut problem. It is motivated by data partitioning in Peer-to-Peer networks. A polynomial time algorithm is presented that solves the problem exactly for trees of rings.
 
Performance Analysis and Industrial Practice of Peer-Assisted Content Distribution Network for Large-Scale Live Video Streaming
Found in: Advanced Information Networking and Applications, International Conference on
By Xuening Liu, Hao Yin, Chuang Lin, Yu Liu, Zhijia Chen, Xin Xiao
Issue Date:March 2008
pp. 568-574
Recently efficient and scalable live video streaming system over the Internet has become a hot topic. In order to improve the system performance metrics, such as startup delay, source-to-end delay, playback continuity and scalability, many previous works d...
 
On Constructing High Performance Overlay for Layered Streaming in Heterogeneous Networks
Found in: Advanced Information Networking and Applications Workshops, International Conference on
By Xin Xiao, Yuanchun Shi, Zhijia Chen, Baopeng Zhang
Issue Date:March 2008
pp. 578-584
This paper presents the mechanism and evaluation of a Qos-aware Overlay Construction Approach for Layered Streaming, called OCals. The motivation originates from the lack of overlay construction method suitable for layered streaming, because in previous wo...
 
Ermdclime: Enabling Real-time Multimedia Discussion for Collaborative Learning in Mobile Environment
Found in: Multimedia and Expo, IEEE International Conference on
By Xin Xiao, Yuanchun Shi, Nan Zhang
Issue Date:July 2006
pp. 2093-2096
With the aid of mobile technology, it's possible to carry out collaborative learning (CL) in any places at any time. And the most essential and effective way to achieve this goal is through real-time multimedia discussion. In this paper, a multi-agent syst...
 
Design and Implementation of Portable MANET Terminal
Found in: Information Science and Engineering, International Conference on
By Wu Chen, Jinghua Li, Liang Hong, Xin Xiao
Issue Date:December 2009
pp. 5333-5336
This paper develops a portable MANET terminal. It provides a self-healing, robust, mobile network that supports voice, video communication, and other data applications. The terminal includes a system board based on PXA270 and a video compression board base...
 
Privacy policy enforcement for health information data access
Found in: Proceedings of the 1st ACM international workshop on Medical-grade wireless networks (WiMD '09)
By Eunjin Jung, Faiz Currim, Insoon Jo, Xin Xiao
Issue Date:May 2009
pp. 1-2
Wireless technology is steadily improving the access and cost-effectiveness of healthcare data management. With the growth in information access, comes the challenge of maintaining patient record privacy and security. Our work develops an algorithm to eval...
     
On optimal scheduling for layered video streaming in heterogeneous peer-to-peer networks
Found in: Proceeding of the 16th ACM international conference on Multimedia (MM '08)
By Xin Xiao, Yuan Gao, Yuanchun Shi
Issue Date:October 2008
pp. 40-42
Layered video streaming in peer-to-peer networks has drawn great interests since not only it can accommodate a large number of users but also it handles heterogeneities of client networks. However, to our knowledge, there's still a lack of systematical stu...
     
Active Semi-Supervised Clustering Based on Multi-View Learning
Found in: Intelligent Systems, WRI Global Congress on
By Xue Zhang, Dong-yan Zhao, Shan Wei, Wang-xin Xiao
Issue Date:May 2009
pp. 495-499
This paper proposes two new semi-supervised clustering methods based on the combination of multiview,active and semi-supervised learning. Farthest-first traversal scheme is proposed to select the seed set for each cluster. Under the multi-view framework,th...
 
 1