Query processing in peer to peer based data management system
Query processing in peer to peer based data management system
... of PDMS Indexes (either local index or distributed index) are built to facilitate query processing A MetaStore is created to maintain the information of schema mapping, indexing and data distribution ... 2 Query Processing in Peer- to -Peer Based Data Management System Sai Wu School of Computing National University of Singapore Summary In last ten years, we have...
Tài liệu Query Processing in RDF/S-based P2P Database Systems ppt
... AmbientDB: relational query processing in a P2P network In Proceedings of the International Workshop on Databases, Information Systems and Peer-to-Peer Computing (DBISP2P), LNCS 2788, Springer Verlag ... Queries and Query Optimization in Schema-Based P2P- Systems In Proceedings of the International Workshop on Databases, Information Systems and Peer-to-Peer Computing (D...
Multi xpath query processing in client server environment
... designed for pointer insertion It is shown in experiments that this approach can substantially reduce the communication costs in multi- XPath query processing in a client- server environment, which ... designed for pointer insertion It is shown in experiments that both two approaches can substantially reduce the communication costs in multi- XPath query processing...
Báo cáo y học: " Substitution of the Rev-response element in an HIV-1-based gene delivery system with that of SIVmac239 allows efficient delivery of Rev M10 into T-lymphocytes" ppsx
... was previously hypothesized that the Rev M10 protein inhibits wild-type Rev function by formation of mixedmultimers with wild-type Rev protein [19,20] The findings in this study, and that of Berchold ... packaging system was found to be relatively refractory to the inhibitory effects Rev M10, a transdominant mutant of Rev [10] The SIV RRE containing HIV-1...
A large scale microblogging data management system
... propose ART (AQUA, R-Store and TI), a large scale microblogging data management system that is able to handle various user queries (such as updates and real-time search) and the data analysis ... manage these data and process queries on these data Although considerable researches have been conducted on the large scale data management problems and the microblogging...
Distributed multi agent based traffic management system
... 2.1 Notion of multi- agent system 10 2.1.1 Multi- agent system 15 2.2 Classification of multi- agent system 19 2.2.1 Agent taxonomy 19 2.3 Overall agent organization ... Intelligence MAS Multi- Agent System HMS Hierarchical Multi- agent System GLIDE Green Link Determining system T2DR Type-2 Fuzzy Deductive Reasoning decision system GFMAS Geometric Fuzzy Mult...
Big data processing with peer to peer architectures
... to functionalities and/or controls However, due to the advent of the Big Data paradigm, data- distributed processing has implicitly become synonymous with this umbrella term; datadistributed processing ... incorporating elasticity into the architecture of a modern data processing system 1.3 Structured Peer- to -Peer Architectures Currently, the predominant architectur...
Keyword based search in peer to peer networks
... times more routing messages) In order to avoid this problem, a redirection pointer linking to the actual indexing peer is maintained by every related peer when indexing the item In [27], Ganesan ... over XML data 2.1 Peer- to -Peer Networks Peer- to -Peer (P2P) systems are becoming the key paradigm in information sharing and retrieval today In a P2P network, a number...
Dynamic data consistency maintenance in peer to peer caching system
... efficiently disseminating dynamic data in a P2P caching system Peers maintain their cached data consistency by participating in the framework PeerCast combines application-level multicasting techniques ... parent peer initiates to invoke the peer to download the data from the parent peer by sending a message to the child peer We further divide the data manage...
Multi dimensional range query evaluation for distributed hash table based peer to peer systems
... MULIT-DIMENSIOANL RANGE QUERY EVALUATION FOR DISTRIBUTED HASH TABLE BASED PEER- TO -PEER SYSTEMS ZHANG GONG (B Sci., Xi'an JiaotongUniversity, China) A THESIS SUBMITTED FOR THE DEGREE OF MASTER ... idea of Distributed Hash Table impoverishes the query facility Distributed hash table is essentially a decentralized and distributed hash table The most...
Research on node ranking in peer-to-peer networks
... also in gathering the place ranking and the stand ranking obtains the global ranking Has in one disperses the system fully in the PageRank approximation work, each of the same generation is autonomous, ... example: 41 Research on Node Ranking – Peer to Peer … Image 4.2.5: Graph example - nodes the transition Matrix Ranking value by using Pagerank-Formula: 42 Hoàng Cường...
Measurements and Mitigation of Peer-to-Peer-based Botnets: A Case Study on Storm Worm ppt
... on average) The first Storm- related message we are aware of was received on December 29, 2006: It contained best wishes for the year 2007 and as an attachment a copy of the Storm binary An analysis ... reliably acquire all 32 search keys each day for a given Storm binary 4.2 Infiltration and Analysis Based on the obtained keys and knowledge of the communication proto...
Residue correction based data assimilation in coastal hydrodynamics (with an application to singapore regional model
... hydrodynamics adds to the difficulties of accurate simulations In view of the above, the data assimilation was investigated in this study to enhance the performance of Singapore Regional Model Based on ... sample data and interpolate data based on Ordinary Kriging theory by exploring both spatial and time lags (d) To apply the KF to update the non-measured vari...
Supporting non linear and non continuous media access in peer to peer multimedia systems
... patterns shift from linear to non- linear and from continuous to non- continuous Designing P2P streaming systems that can support non- linear and non- continuous access patterns well remains a problem ... A peer B peer C (a) A linear access pattern peer A peer B peer C (b) A non- linear access pattern p2 p1 peer A (c) A non- continuous acce...
Privacy preserving query transformation and processing in location based service
... on-line maps provide this service) and relate the address to Bob by accessing an on-line white pages service A broad discussion on the risks of revealing sensitive information in location- based services ... challenging task, and a primordial requirement for LBS privacy This thesis presents a framework for private queries in location- based services First, we study in dep...