Filters








16 Hits in 2.6 sec

EXTENDING THE UML-GEOFRAME DATA MODEL FOR CONCEPTUAL MODELING OF NETWORK APPLICATIONS

Sergio Stempliuc, Jugurta Lisboa Filho, Marcus V. A. Andrade, Karla A. V. Borges
2009 Proceedings of the 11th International Conference on Enterprise Information   unpublished
This paper presents an extension of the UML-GeoFrame data model that includes a set of new constructors to allow the definition of conceptual schemas for spatial database applications whose elements relationship  ...  Also, it is discussed how the GeoFrame conceptual framework is changed with the inclusion of new metaclasses and the corresponding stereotypes related to network elements.  ...  UML-GEOFRAME: A CONCEPTUAL DATA MODEL FOR GIS APPLICATIONS The UML-GeoFrame data model (Lisboa Filho and Iochpe, 2008) proposes a set of stereotypes, forming a UML profile (Unified Modeling Language)  ... 
doi:10.5220/0002002101640170 fatcat:sbpsasoy5bezlhyd3uevqjxghq

Modeling spatial constraints in conceptual database design of network applications [chapter]

S Stempliuc, J Lisboa Filho
2009 Urban and Regional Data Management  
Hence, the purpose of this paper is to expand the UML-GeoFrame conceptual data model with specific constructors to allow modeling network elements, added by a formal specification of integrity constraints  ...  The extension of the UML-GeoFrame data model includes the definition of stereotypes to allow an easier reading of the schema and the use of the Object Constraint Language (OCL) to a complementary specification  ...  This work presented the extension of the UML-GeoFrame data model for conceptual modeling of network elements.  ... 
doi:10.1201/9780203869352.ch17 fatcat:b46vri7h3bc5npx7lckyknlk7m

Modeling with a UML Profile [chapter]

Jugurta Lisboa Filho, Cirano Iochpe
2017 Encyclopedia of GIS  
SCIENTIFIC FUNDAMENTALS UML-GeoFrame: a conceptual model for geographic database A conceptual data model provides a formal base (notational and semantics) for tools and techniques used in data modeling  ...  Therefore, during the 90s several extensions of specific conceptual data models for GIS applications were proposed in the literature.  ... 
doi:10.1007/978-3-319-17885-1_809 fatcat:ja36uoq7bbdwtacnp3oys2urry

Modeling with a UML Profile [chapter]

Jugurta Lisboa Filho, Cirano Iochpe
2008 Encyclopedia of GIS  
SCIENTIFIC FUNDAMENTALS UML-GeoFrame: a conceptual model for geographic database A conceptual data model provides a formal base (notational and semantics) for tools and techniques used in data modeling  ...  Therefore, during the 90s several extensions of specific conceptual data models for GIS applications were proposed in the literature.  ... 
doi:10.1007/978-0-387-35973-1_809 fatcat:n6wab7enavclpjzddufttbqucy

Modeling with a UML Profile [chapter]

Jugurta Lisboa Filho, Cirano Iochpe
2016 Encyclopedia of GIS  
SCIENTIFIC FUNDAMENTALS UML-GeoFrame: a conceptual model for geographic database A conceptual data model provides a formal base (notational and semantics) for tools and techniques used in data modeling  ...  Therefore, during the 90s several extensions of specific conceptual data models for GIS applications were proposed in the literature.  ... 
doi:10.1007/978-3-319-23519-6_809-2 fatcat:55acozbuzffd3nm45iyirybxwa

Specifying analysis patterns for geographic databases on the basis of a conceptual framework

Jugurta Lisboa Filho, Cirano Iochpe
1999 Proceedings of the seventh ACM international symposium on Advances in geographic information systems - GIS '99  
This paper introduces the GeoFrame, a conceptual framework that serves as a starting point for the conceptual modeling of geographic databases.  ...  It relies on an extension of the Unified Modeling Language (UML) that can also be used to define new analysis patterns for geographic applications.  ...  ACKNOWLEDGMENTS The authors thank Willian Wazlawik for the confection of the graphical symbols for SIGMODA font and Karla Borges for supplying a series of conceptual design examples in urban GIS applications  ... 
doi:10.1145/320134.320139 dblp:conf/gis/FilhoI99 fatcat:hyn5h6c36nbo3pfkfuzbiml2ua

Analysis Patterns for GIS Data Schema Reuse on Urban Management Applications

Jugurta Lisboa Filho, Cirano Iochpe, Karla A. V. Borges
2018 CLEI Electronic Journal  
This paper proposes three analysis patterns that make possible the reuse of geographic database design for urban area planning and management applications, developed in Geographic Information System (GIS  ...  An analysis pattern is any part of a requirement analysis specification that can be reused in the design of other information systems as well.  ...  We also thank Rodrigo Cipriano for his comments in the final version of this paper. This work had a partial grant from FAPEMIG and from CNPq.  ... 
doi:10.19153/cleiej.5.2.2 fatcat:zmwtdzkcozgzlcuehr4rt2yo4u

Requirements and research issues in geographic data modeling

Anders Friis-Christensen, Nectaria Tryfona, Christian S. Jensen
2001 Proceedings of the ninth ACM international symposium on Advances in geographic information systems - GIS '01  
Based on a real-world application from the Danish National Survey and Cadastre, this paper presents requirements to geographic data modeling notations.  ...  The result is an identification of pertinent aspects of geographic data modeling-including roles of geographic objects, constraints on objects, and quality of data-that are not handled satisfactorily by  ...  This research was supported in part by the Wireless Information Management network, funded by the Nordic Academy for Advanced Study through grant 000389 and by a grant from the Nykredit corporation.  ... 
doi:10.1145/512161.512164 dblp:conf/gis/Friis-ChristensenTJ01 fatcat:bvg2xrfgjffy3mguh6xyoftx44

Requirements and research issues in geographic data modeling

Anders Friis-Christensen, Nectaria Tryfona, Christian S. Jensen
2001 Proceedings of the ninth ACM international symposium on Advances in geographic information systems - GIS '01  
Based on a real-world application from the Danish National Survey and Cadastre, this paper presents requirements to geographic data modeling notations.  ...  The result is an identification of pertinent aspects of geographic data modeling-including roles of geographic objects, constraints on objects, and quality of data-that are not handled satisfactorily by  ...  This research was supported in part by the Wireless Information Management network, funded by the Nordic Academy for Advanced Study through grant 000389 and by a grant from the Nykredit corporation.  ... 
doi:10.1145/512163.512164 fatcat:7c3nuzf2ibfrhjy6k2pneifetq

Modeling and Multiple Perceptions [chapter]

Christine Parent, Stefano Spaccapietra, Esteban Zimányi
2017 Encyclopedia of GIS  
Cross-References Modeling with Pictogrammic Languages Acknowledgements The authors thank Professor Yvan Bédard of the Geomatics Research Center at Laval University and his team for stimulating our thought  ...  Modeling with Pictogrammic Languages OGC's Open Standards for Geospatial Interoperability Vector Data Cross-References Indexing, Query and Velocity-Constrained Privacy Threats in Location-Based Services  ...  To exemplify a spatial UML profile, described here is the Spatialtemporal UML-GeoFrame modeling language, which extends the UML, generating a profile of stereotypes to support the GeoDB conceptual modeling  ... 
doi:10.1007/978-3-319-17885-1_805 fatcat:d4t4ossygvcutpfabqn6f3hjcm

Modeling with Pictogrammic Languages [chapter]

Yvan Bédard, Suzie Larrivée
2008 Encyclopedia of GIS  
DEFINITION "Spatial databases" consist of large groups of data structured in a way to represent the geographic features of interest to the users of a system.  ...  Spatial database models are schematic representations of these data. Database models are created to design and document the system, to facilitate communication and to support programming.  ...  "Database models" can represent (1) users' real-life views of the data of interest, (2) developers' views of the potential organization of these data for a family of technologies, or (3) their final  ... 
doi:10.1007/978-0-387-35973-1_812 fatcat:bfgfnquu4vdjbo55brhj66cl7i

Implementing the Water, HEat and Transport model in GEOframe (WHETGEO-1D v.1.0): algorithms, informatics, design patterns, open science features, and 1D deployment

Niccolò Tubini, Riccardo Rigon
2022 Geoscientific Model Development  
WHETGEO is fully integrated into the GEOframe/OMS3 system, allowing the use of the many ancillary tools it provides.  ...  In particular, for the Richardson–Richards equation (R2) we take advantage of the nested Newton–Casulli–Zanolli (NCZ) algorithm that ensures the convergence of the numerical solution in any condition.  ...  UML class diagram for the Java Simple Factory applied for the choice of the SWRC model.  ... 
doi:10.5194/gmd-15-75-2022 fatcat:2b5ujj6ewjc5bnfi7r5glleudi

SuperflexPy 1.3.0: an open-source Python framework for building, testing, and improving conceptual hydrological models

Marco Dal Molin, Dmitri Kavetski, Fabrizio Fenicia
2021 Geoscientific Model Development  
This paper presents the general architecture of SuperflexPy, discusses the software design and implementation choices, and illustrates its usage to build conceptual models of varying degrees of complexity  ...  This paper introduces SuperflexPy, an open-source Python framework implementing the SUPERFLEX principles (Fenicia et al., 2011) for building conceptual hydrological models from generic components, with  ...  We thank the associate editor Andrew Wickert, Philipp Kraft, Riccardo Rigon, and two anonymous reviewers for their thoughtful and constructive feedback on our paper.  ... 
doi:10.5194/gmd-14-7047-2021 fatcat:c2u5fa67rvffnnco6stjhbjweu

Evaluation of CASE Tools with UML Profile Support for Geographical Database Design

Thiago Ferreira, Jugurta Lisboa-Filho, Sergio Stempliuc
unpublished
GeoProfile is a Unified Modeling Language (UML) profile developed for the conceptual modeling of geographical databases.  ...  This paper describes the evaluation of a set of CASE tools with UML profile support based on specific requirements for the use of the MDA approach, OCL constraints and other elements to aid the conceptual  ...  ACKNOWLEDGEMENTS Project partially funded by the Brazilians agencies FAPEMIG and CAPES. We also thank the support of Faculdade Governador Ozanan Coelho (FAGOC).  ... 
fatcat:iztuv7cyavdpbggevqna2kaiky

Methodology for the Collection and Handling of Geological Data

Rodrigo Cipullo, Henrique Roig
unpublished
This is an important step for developing a geological model database that can be embedded in the context of the National Spatial Data Infrastructure (NSDI/ INDE).  ...  The purpose of this work is to create a new spatial geology database and to present a new methodology concept for internal procedures of data acquisition.  ...  In addition to the OMT-G model, other proposals for modeling spatial data were created and must be remembered, such as the GeoOOA [1] , MADS [2] and UML-GeoFrame [3] .  ... 
fatcat:d42x7d6tvbf4joyjt4jnlpsoc4
« Previous Showing results 1 — 15 out of 16 results