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Implementation and Verification of Dissemination of Tree Structure Data using Signature Scheme for XML Data

Vivek N. Waghmare, Ravindra C. Thool
2015 International Journal of Database Theory and Application  
Thus it imposes the need of dissemination approach specifically tailored for XML data to address the issues of efficiency and scalability.  ...  The goal of efficient proposed Signature scheme for secure & selective distribution of XML content is to provide uniform platform for different data representation for secure and efficient availability  ...  Bertino [5, 8, 10] proposed a technique based on the Merkle hash technique for selective dissemination of XML data in a third party distribution framework [4] .  ... 
doi:10.14257/ijdta.2015.8.4.22 fatcat:2zpnae3y6jaz7fqpdwoyfcamou

Scaling SDI Systems via Query Clustering and Aggregation [chapter]

Xi Zhang, Liang Huai Yang, Mong Li Lee, Wynne Hsu
2004 Lecture Notes in Computer Science  
XML-based Selective Dissemination of Information (SDI) systems aims to quickly deliver useful information to the users based on their profiles or user subscriptions.  ...  These subscriptions are specified in the form of XML queries.  ...  In contrast, XML-based SDI systems express user profiles in XML query languages such as XPath [8] and XQuery [9] .  ... 
doi:10.1007/978-3-540-24571-1_18 fatcat:sejd42o2c5hvjdcujctqgmjcmi

XML document-grammar comparison: related problems and applications

Joe Tekli, Richard Chbeir, Agma Traina, Caetano Traina
2011 Open Computer Science  
Likewise, a growing interest fosters the development of XML grammar matching and comparison, due to the proliferation of heterogeneous XML data sources, particularly on the Web.  ...  , as well as alert filtering in intrusion detection systems and Web Services matching and communications.  ...  Acknowledgement This work was supported in part by the Research Support Foundation of the State of Sao Paulo, FAPESP Post-doctoral Fellowship n# 2010/00330-2.  ... 
doi:10.2478/s13537-011-0005-1 fatcat:d3xfbs7yz5bwtfyceautkzvnsa

Selective information dissemination in P2P networks

Manolis Koubarakis, Christos Tryfonopoulos, Stratos Idreos, Yannis Drougas
2003 SIGMOD record  
Acknowledgements We would like to acknowledge the comments of all members of project DIET on various aspects of our work.  ...  AN SDI ARCHITECTURE BASED ON SUPER-PEERS We have studied SDI scenarios in the context of the P2P architecture of Figure 1 which is based on super-peers.  ...  In [12, 18, 17] we study the problem of filtering for conjunctive queries in AWP and present efficient main-memory profile indexing algorithms.  ... 
doi:10.1145/945721.945736 fatcat:ca3q75yaofcpxpefard4hlyi4e

Towards a Spatial Data Infrastructure and an Integrated Management of Groundwater Resources

Hassane Jarar Oulidi, Aniss Moumen
2015 Journal of Geographic Information System  
data related to groundwater in Morocco, and achieving their interoperability.  ...  This research paper is an attempt to address this problematic through developing a technical framework to implement a Spatial Data Infrastructure (SDI) with a view to improving the status of access to  ...  In this context, a prototype of SDI has been developed for efficient management of groundwater data using OGC standards and open source technologies.  ... 
doi:10.4236/jgis.2015.76054 fatcat:xovvii6kqzamphzci6dmfnffzu

INTEGRATION OF WEB PROCESSING SERVICE AND SENSOR OBSERVATION SERVICE FOR DISTRIBUTED GEOPROCESSING USING REAL-TIME DATA

Sarawut NINSAWAT, Venkatesh RAGHAVAN, Shinji MASUMOTO
2008 GEOINFORMATICS  
It offers dramatic improvement that users can utilize Spatial Data Infrastructure (SDI) of shared community and computational capabilities.  ...  In this prototype system, the SOS is able to perform as SDI for WPS by on-the-fly integration.  ...  Acknowledgements The paper forms a part of the first author's doctoral research at Osaka City University sponsored by Japanese gov-  ... 
doi:10.6010/geoinformatics.19.171 fatcat:27ibeyvukzct5lxgy6hvcvbspq

Filtering algorithms for information retrieval models with named attributes and proximity operators

Christos Tryfonopoulos, Manolis Koubarakis, Yannis Drougas
2004 Proceedings of the 27th annual international conference on Research and development in information retrieval - SIGIR '04  
We present data structures and indexing algorithms that enable us to solve the filtering problem efficiently for large databases of queries expressed in the model AWP which is based on named attributes  ...  In the selective dissemination of information (or publish/ subscribe) paradigm, clients subscribe to a server with continuous queries (or profiles) that express their information needs.  ...  OUTLOOK We are currently working on SDI with data models based on XML and queries based on XQuery/XPath with IR features (phrases, word proximity, similarity etc.).  ... 
doi:10.1145/1008992.1009047 dblp:conf/sigir/TryfonopoulosKD04 fatcat:sdwczlv2vrcxbhaavbihsltcou

A Semantic Model of Selective Dissemination of Information for Digital Libraries

J. M. Morales-del-Castillo, R. Pedraza-Jiménez, E. Peis, E. Herrera-Viedma
2009 Information Technology and Libraries  
<span>n this paper we present the theoretical and methodological foundations for the development of a multi-agent Selective Dissemination of Information (SDI) service model that applies Semantic Web technologies  ...  These technologies make possible achieving more efficient information management, improving agent–user communication processes, and facilitating accurate access to relevant resources.  ...  Finally, to sum up, some conclusive data are highlighted. n Instrumental basis Filtering techniques for SDI services Filtering and recommendation services are based on the application of different process-management  ... 
doi:10.6017/ital.v28i1.3169 fatcat:7iko7ulapnap7owl5pltawpicq

Light-weight xPath processing of XML stream with deterministic automata

Makoto Onizuka
2003 Proceedings of the twelfth international conference on Information and knowledge management - CIKM '03  
Several applications based on XML stream processing have recently emerged, such as those for air traffic control and the selective dissemination of information (SDI).  ...  Their common need is to process a large number of XPath expressions in continuous XML streams at high throughput.  ...  INTRODUCTION Several applications of XML stream processing have emerged recently in the following areas: air traffic control [19] , the selective dissemination of information (SDI) [2, 18] , and continuous  ... 
doi:10.1145/956863.956928 dblp:conf/cikm/Onizuka03 fatcat:y2kpt5dchfbszikgwlu5jt4sua

Light-weight xPath processing of XML stream with deterministic automata

Makoto Onizuka
2003 Proceedings of the twelfth international conference on Information and knowledge management - CIKM '03  
Several applications based on XML stream processing have recently emerged, such as those for air traffic control and the selective dissemination of information (SDI).  ...  Their common need is to process a large number of XPath expressions in continuous XML streams at high throughput.  ...  INTRODUCTION Several applications of XML stream processing have emerged recently in the following areas: air traffic control [19] , the selective dissemination of information (SDI) [2, 18] , and continuous  ... 
doi:10.1145/956927.956928 fatcat:nrnbjvn5cnchndoeo4ujd45jjm

A matching algorithm for measuring the structural similarity between an XML document and a DTD and its applications

Elisa Bertino, Giovanna Guerrini, Marco Mesiti
2004 Information Systems  
dissemination of XML documents, and the protection of XML document contents.  ...  In this paper we propose a matching algorithm for measuring the structural similarity between an XML document and a DTD.  ...  Specifically, Figure 17 : Integration of the classification and evolution approaches in a SDI our classification approach can be used to filter XML documents based on their structure and content.  ... 
doi:10.1016/s0306-4379(03)00031-0 fatcat:rpcb5v5aovep3pf54p3zcnm46u

Semi-Automatic Operational Service for Drought Monitoring and Forecasting in the Tuscany Region

Ramona Magno, Tiziana De Filippis, Edmondo Di Giuseppe, Massimiliano Pasqui, Leandro Rocchi, Bernardo Gozzini
2018 Geosciences  
SDI (spatial data infrastructure) based on PostgreSQL/PostGIS to produce vegetation and precipitation indices that allow following of the occurrence and evolution of a drought event.  ...  It should be based on the interoperability [12] and open-data concepts, and on the integration of different data sources, both climate-based and satellite-derived.  ...  For this reason, our user-oriented and process-based DO SDI is focused on the best use of climate data for drought assessment and their translation in information, in opposition to simple data sharing.  ... 
doi:10.3390/geosciences8020049 fatcat:twh7aqmaxvbubgoly5ztldrosu

Geospatial IoT—The Need for Event-Driven Architectures in Contemporary Spatial Data Infrastructures

Matthes Rieke, Lorenzo Bigagli, Stefan Herle, Simon Jirka, Alexander Kotsev, Thomas Liebig, Christian Malewski, Thomas Paschke, Christoph Stasch
2018 ISPRS International Journal of Geo-Information  
The nature of contemporary spatial data infrastructures lies in the provision of geospatial information in an on-demand fashion.  ...  gaps in this context, ranging from a lack of standardisation for event-based architectures to the meaningful handling of real-time information as "events".  ...  Filtering data can be achieved by applying basic comparisons (e.g., greater than) on the stream data. It supports different types of data windows (time-based, count-based).  ... 
doi:10.3390/ijgi7100385 fatcat:wahoyj5lpzgznk5j55fhatbkd4

Efficiently Querying Large XML Data Repositories: A Survey

Gang Gou, Rada Chirkova
2007 IEEE Transactions on Knowledge and Data Engineering  
There has been a growing need for developing high-performance techniques to query large XML data repositories efficiently.  ...  As implied by existing work, XML data querying and management are developing in the direction of integrating the relational approach with the native approach, which could result in higher query processing  ...  ACKNOWLEDGMENTS The authors are grateful to Jun Yang and to the anonymous reviewers for their valuable comments and suggestions on earlier drafts of this survey.  ... 
doi:10.1109/tkde.2007.1060 fatcat:kzmwqcla6rfyvakf4ctc5dwlwm

P2P-DIET: Ad-hoc and Continuous Queries in Peer-to-Peer Networks Using Mobile Agents [chapter]

Stratos Idreos, Manolis Koubarakis
2004 Lecture Notes in Computer Science  
P2P-DIET offers a simple data model for the description of network resources based on attributes with values of type text.  ...  It also utilizes very efficient query processing algorithms based on indexing of resource metadata and queries.  ...  Thus our work on AWPS can be seen as a first step in the introduction of IR features in XML-based frameworks for SDI.  ... 
doi:10.1007/978-3-540-24674-9_4 fatcat:jb4fcaloyvghhnhfmcih6dejyy
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