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From federated to aggregated search

Fernando Diaz, Mounia Lalmas, Milad Shokouhi
2010 Proceeding of the 33rd international ACM SIGIR conference on Research and development in information retrieval - SIGIR '10  
and digital library environments Challenges for federated search  Cooperative environment  Uncooperative environment From federated search to aggregated search  "Federated search on the web  ...  example of aggregated search Challenges in aggregated search  Extremely heterogeneous collections  What is/are the vertical intent(s)?  ... 
doi:10.1145/1835449.1835682 dblp:conf/sigir/DiazLS10 fatcat:iu5htgjzjfc37frmmhbnbastki

Composite retrieval of heterogeneous web search

Horatiu Bota, Ke Zhou, Joemon M. Jose, Mounia Lalmas
2014 Proceedings of the 23rd international conference on World wide web - WWW '14  
heterogeneous web collection.  ...  Compared with three baselines (traditional "general web only" ranking, federated search ranking and aggregated search), our evaluation results demonstrate significant performance improvement for a highly  ...  In particular, in the heterogeneous environment, our proposed composite retrieval approach CPS-DT outperformed all current state-of-the-art search paradigms ("general web" search only, federated search  ... 
doi:10.1145/2566486.2567985 dblp:conf/www/BotaZJL14 fatcat:iqwvvlbtb5dmxcupdjp25guvba

Learning Object Repositories with Federated Searcher over the Cloud [chapter]

Fernando De la Prieta, Ana B. Gil, Antonio Juan Sanchez Martín, Carolina Zato
2014 Advances in Intelligent Systems and Computing  
search system.  ...  a proposal for an architecture based on a cloud computing paradigm that will permit the evolution of current learning resource repositories by means of cloud computing paradigm and the integration of federated  ...  This and European FEDER fund Agent Societies (TIN2012-  ... 
doi:10.1007/978-3-319-07698-0_12 fatcat:6nbiwlk4lfb73kfvbbva7natam

Digital Libraries

William H. Mischo
2005 D-Lib Magazine  
, heterogeneous information environment.  ...  The Stanford model employed a shared information bus that utilized metadata schemes and search threading operating across heterogeneous information resources in a stateless Web environment.  ... 
doi:10.1045/july2005-mischo fatcat:co2g7lso2fgwboe3wfnshqxx64

An Architecture for Heterogenous Federated Mediators

Dong Cheng, Nacer Boudjlida
2005 International Conference on Advanced Information Systems Engineering  
This paper describes a heterogeneous federated mediators architecture to support querying and cooperation activities.  ...  All the difference makes the information systems' heterogeneity. The mediation services are expected to play an important role in helping automated processes to access heterogeneous information.  ...  As the drawing in figure 1 , the federated mediators work in distributed and heterogeneous environment.  ... 
dblp:conf/caise/ChengB05 fatcat:xl5hk4ai2nfrvovj6ctbjfedbu

Learning object retrieval in heterogeneous environments

Ana B. Gil, Sara Rodríguez, Fernando De la Prieta, Juan Manuel Corchado
2013 International Journal of Web Engineering and Technology  
content in heterogeneous environments (AIREH) framework.  ...  Combining a complete agent-based architecture that implements the concept of federated search along with IR technologies may help organising and sorting search results in a meaningful way for educational  ...  Acknowledgements This paper is a revised an expanded version of a paper entitled 'Automatic learning object extraction and classification in heterogeneous environments' presented at 9th International Conference  ... 
doi:10.1504/ijwet.2013.055707 fatcat:dube5ouhaba5xepzezd2qrzqgq

Using the Heterogeneous Database and Linked Data Technologies with Case Study of Thai Local Government Planning Database

Lerluck Boonlamp
2015 International Journal of Modeling and Optimization  
Index Terms-Linked data, heterogeneous database, semantic search.  ...  It is better to handling with text data than heterogeneous technology.  ...  We use semantic search in the RDF model and keyword search in the relational model. These comparisons address the following questions: 1) what can semantic search achieve that keyword search cannot?  ... 
doi:10.7763/ijmo.2015.v5.428 fatcat:6nfssxclgbbi7kwx6kvvnl7ph4

Cloud Computing and Multi Agent System to improve Learning Object Paradigm

Ana B. Gil, Sara Rodríguez-González, Juan M. Corchado
2015 Interaction Design and Architecture(s)  
To do so, this paradigm provides different technologies and tools, such as federated search platforms and storage repositories, in order to obtain information ubiquitously and on demand.  ...  This work is supported by the Spanish government (MICINN) and European FEDER funds, project iHAS: Intelligent Social Computing for Human-Agent Societies (TIN2012-36586-C03-03)  ...  Additionally, AIREH (Architecture for Intelligent Retrieval of Educational content in Heterogeneous Environments) is a platform that enables federated searches among many LORs and integrates a recommender  ... 
doaj:36a34dae082b47dbb5d338a81110e8d0 fatcat:hmiafcwqifghjlekem5r3bgpge

Graph-based Interactive Data Federation System for Heterogeneous Data Retrieval and Analytics

Xuan-Son Vu, Addi Ait-Mlouk, Erik Elmroth, Lili Jiang
2019 The World Wide Web Conference on - WWW '19  
Given the increasing number of heterogeneous data stored in relational databases, file systems or cloud environment, it needs to be easily accessed and semantically connected for further data analytic.  ...  The potential of data federation is largely untapped, this paper presents an interactive data federation system ( 319473546) by applying large-scale techniques including heterogeneous  ...  ACKNOWLEDGEMENT This research is funded by Umeå University in Sweden on federated database research.  ... 
doi:10.1145/3308558.3314138 dblp:conf/www/VuAEJ19 fatcat:6gzk63lep5d53ntedrrz5qvldi

KGRAM Versatile Inference and Query Engine for the Web of Linked Data

Olivier Corby, Alban Gaignard, Catherine Faron Zucker, Johan Montagnat
2012 2012 IEEE/WIC/ACM International Conferences on Web Intelligence and Intelligent Agent Technology  
This work describes the design of a versatile query system named KGRAM that supports (i) multiple query languages among which the SPARQL 1.1 standard, (ii) federation of multiple heterogeneous and distributed  ...  Querying and linking distributed and heterogeneous databases is increasingly needed, as plentiful data resources are published over the Web.  ...  The query engine would first search for relations between authors and documents they wrote, returning a number of bindings for the pair of nodes authordocument in the environment.  ... 
doi:10.1109/wi-iat.2012.223 dblp:conf/webi/CorbyGFM12 fatcat:l3cki4p6vjfefc653wweejleva

Knowledge Management in Heterogeneous Data Warehouse Environments [chapter]

Larry Kerschberg
2001 Lecture Notes in Computer Science  
This paper addresses issues related to Knowledge Management in the context of heterogeneous data warehouse environments.  ...  The traditional notion of data warehouse is evolving into a federated warehouse augmented by a knowledge repository, together with a set of processes and services to support enterprise knowledge creation  ...  Acknowledgements The research was sponsored, in part, by an infrastructure grant from the Virginia Center for Information Technology, and by the E-Center for E-Business industry sponsors.  ... 
doi:10.1007/3-540-44801-2_1 fatcat:5stsjdy4sjbhfht55k2gorayue

Federated search in the wild

Dong Nguyen, Thomas Demeester, Dolf Trieschnigg, Djoerd Hiemstra
2012 Proceedings of the 21st ACM international conference on Information and knowledge management - CIKM '12  
However, a publicly available dataset for federated search reflecting an actual web environment has been absent.  ...  a wider variety in the retrieved search results.  ...  Scientific Research, NWO, grant 639.022.809 and the Folktales as Classifiable Texts (FACT) project, part of the CATCH programme, and partly by the IBBT (Interdisciplinary Institute for Broadband Technology) in  ... 
doi:10.1145/2396761.2398535 dblp:conf/cikm/NguyenDTH12 fatcat:jb3azyszgvfori4k4rsejdq5ua

A Federated Recommender System for Online Learning Environments [chapter]

Lei Zhou, Sandy El Helou, Laurent Moccozet, Laurent Opprecht, Omar Benkacem, Christophe Salzmann, Denis Gillet
2012 Lecture Notes in Computer Science  
The underlying educational objective is to enable academic institutions to provide a Web 2.0 dashboard bringing together open resources from the Cloud and proprietary content from in-house learning management  ...  This paper presents a federated recommender system, which exploits data from different online learning platforms and delivers personalized recommendation.  ...  In AIREH (Architecture for Intelligent Recovery of educational content in Heterogeneous Environments) [9] , an intermediary communication point is proposed for retrieving learning objects from heterogeneous  ... 
doi:10.1007/978-3-642-33642-3_10 fatcat:x2tfn4galjhdfidv6bxmgw4buu

Federated semantic nodes to scale search process in the IoT

Benoit Christophe
2012 Communications in Mobile Computing  
The Internet of Things (IoT) refers to extending the Internet to heterogeneous components such as actuators, sensors or other smart devices.  ...  descriptions to realize aforementioned associations through accurate search processes.  ...  persons e ) in an indoor environment.  ... 
doi:10.1186/2192-1121-1-8 fatcat:c5gqyakwf5fwrbn2jo5k2bs5by

An Enhanced Approach to Retrieve Learning Resources Over the Cloud [chapter]

Fernando De la Prieta, Ana Belén Gil, Sara Rodríguez, Javier Bajo Pérez, José Alberto García Coria, Juan M. Corchado
2013 The 2nd International Workshop on Learning Technology for Education in Cloud  
This study proposes AIREH (Architecture for Intelligent Retrieval of Educational content in Heterogeneous Environments) that is a model for the development of digital content retrieval based on the paradigm  ...  These resources are stored in repositories, and thus require a search process that allows them to be located and retrieved.  ...  Thus, the objective of this study is to present AIREH tool (Architecture for Intelligent Recovery of Educational content in Heterogeneous Environments) [2] which makes it possible to search and recover  ... 
doi:10.1007/978-94-007-7308-0_20 dblp:conf/ltec/PrietaGRPCC13 fatcat:2y3m5rk2wrflnkznv2s5nd7ovy
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