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  • 1
    Online-Ressource
    Online-Ressource
    Berlin, Heidelberg :Springer Berlin / Heidelberg,
    Schlagwort(e): Climatic changes. ; Climatic changes -- Environmental aspects. ; Electronic books.
    Materialart: Online-Ressource
    Seiten: 1 online resource (103 pages)
    Ausgabe: 1st ed.
    ISBN: 9783642239328
    Serie: SpringerBriefs in Earth System Sciences Series
    DDC: 551.6015118
    Sprache: Englisch
    Anmerkung: Intro -- Earth System Modelling -Volume 5 -- Preface -- Acknowledgments -- Contents -- Contributors -- 1 Introduction -- 2 ESM Workflow -- 2.1 What is a Workflow? -- 2.2 Example: FRE, the FMS Runtime Environment -- 2.3 Discussion: Workflows and Curators -- References -- 3 Applying Scientific Workflow to ESM -- 3.1 Use Case and its Requirements -- 3.2 Components of the Use Case -- 3.2.1 Computing Environment and Extensions -- 3.2.2 Kepler Scientific Workflow System and Extensions -- 3.3 Conclusion -- 3.4 Future Directions -- References -- 4 Configuration Management and Version Control in Earth System Modelling -- 4.1 Introduction -- 4.2 Role 1. The Infrastructure Developer and Supporter -- 4.3 Role 2. The Scientific Developer -- 4.4 Role 3. The Configuration Developer Team -- 4.5 Role 4. The Configuration Manager -- 4.6 Role 5. The Model Release Manager -- 4.7 Collaborative Developer -- 4.8 Summary and Discussion -- References -- 5 Building Earth System Models -- 5.1 Requirements -- 5.2 Methods to Accelerate the Build -- 5.3 The `Make' Utility -- 5.4 Example: The SCE Build System -- 5.5 Discussion -- References -- 6 Running and Monitoring -- 6.1 Introduction -- 6.2 General Architectural Principles of Job Scheduling Systems -- 6.3 Requirements -- 6.4 Tools Available at Major Climate Research Centers -- 6.4.1 SMS -- 6.4.2 Installation and Hardware Support -- 6.4.3 Task Definition Language -- 6.4.4 Macro Variables -- 6.4.5 Dependency Declaration -- 6.4.6 Starting Tasks -- 6.4.7 Special Large Installation Features -- 6.4.8 A Use Case -- 6.5 XCdp GUI -- 6.5.1 Main Monitoring View -- 6.5.2 Task View -- 6.5.3 Security -- 6.6 Ant and Frameworks -- 6.7 Job Scheduler -- 6.8 Conclusion -- 6.9 Future Directions -- 7 Configuring, Building and Running Models in GENIE -- 7.1 Access to the Modelling Framework -- 7.2 Model Configuration -- 7.3 Building. , 7.4 Running and Monitoring -- 7.5 Discussion -- References -- 8 Configuring, Building and Running Models in CIAS -- 8.1 Introduction -- 8.2 CIAS Framework -- 8.3 Experiment Configuration and Execution -- 8.4 Conclusion and Future Development -- References -- 9 Summary and Conclusions -- Glossary -- Index.
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  • 2
    Online-Ressource
    Online-Ressource
    Berlin, Heidelberg :Springer Berlin / Heidelberg,
    Schlagwort(e): Dynamic climatology -- Mathematical models. ; Electronic books.
    Materialart: Online-Ressource
    Seiten: 1 online resource (97 pages)
    Ausgabe: 1st ed.
    ISBN: 9783642372445
    Serie: SpringerBriefs in Earth System Sciences Series
    DDC: 550
    Sprache: Englisch
    Anmerkung: Intro -- Preface -- Contents -- Contributors -- 1 ESM Data Archives in Times of the Grid -- Reference -- 2 Distributed Archives, Databases and Data Portals: The Scene -- References -- 3 Harvesting of Metadata with Open Access Tools -- 3.1 Background and Motivation -- 3.2 The Metadata Portal Framework ``panFMP'' -- 3.3 Adoption of the Framework in C3Grid -- 3.4 Conclusion -- References -- 4 Data Discovery: Identifying, Searching and Finding Data -- 4.1 Overview and Definition of Terminology -- 4.2 ESM Data Discovery Challenges -- 4.2.1 Data Product Granularity and Aggregation -- 4.2.2 Data Provenance and Scientific Context -- 4.2.3 Data Lifetime and Quality -- 4.2.4 Data Volume and Data Distribution -- 4.2.5 Interdisciplinarity and Heterogeneity of Data Discovery Use Cases -- 4.2.6 Search Scalability and Flexibility -- 4.3 Generic Data Discovery Architecture -- 4.4 Implementation Standards -- 4.4.1 Metadata Standards and Initiative: -- 4.4.2 Metadata Exchange and Discovery Protocol Standard -- 4.4.3 Standardization of Registries -- 4.5 Data Discovery Architectures in the Times of the Grid -- 4.5.1 NERC Data Grid -- 4.5.2 C3Grid -- 4.5.3 Earth System Grid (ESG) -- 4.5.4 The European Distributed ESM Data Archive -- 4.6 Summary -- References -- 5 User Driven Data Access Mechanisms -- 5.1 Existing Data Access Solutions in ESM -- 5.2 Technical Solutions for Data Access -- 5.3 Aspects of Local Implementations -- 5.4 Future Developments -- 5.5 Conclusions -- References -- 6 Collaborative Climate Community Data and Processing Grid---C3Grid: Workflows for Data Selection, Pre- and Post-Processing in a Distributed Environment -- 6.1 General Remarks -- 6.2 Architecture and Middleware Components -- 6.2.1 C3Grid Portal -- 6.2.2 Data Information Service and Metadata -- 6.2.3 Collaborative Workspace and Data Management Service. , 6.2.4 Workflow Scheduling Service -- 6.2.5 Provider Layer: Data Archive and Compute Resources -- 6.3 Workflows -- 6.4 Status and Perspectives -- References -- 7 Earth System Grid Federation: Federated and Integrated Climate Data from Multiple Sources -- 7.1 Background -- 7.2 Science Drivers -- 7.2.1 Typical ESGF Facility: PCMDI LLNL -- 7.2.2 Enhancing the Process of Science -- 7.3 Data Quality and Publishing in an International Setting -- 7.4 Data Intensive Climate Science -- 7.5 Data, Workflow, Middleware Tools, and Services -- 7.6 Outstanding Issues -- 7.7 Summary -- 8 Future Perspectives -- Glossary -- Index.
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  • 3
    Online-Ressource
    Online-Ressource
    Berlin, Heidelberg :Springer Berlin / Heidelberg,
    Schlagwort(e): Earth sciences -- Computer simulation. ; Geology -- Computer simulation. ; Electronic books.
    Materialart: Online-Ressource
    Seiten: 1 online resource (64 pages)
    Ausgabe: 1st ed.
    ISBN: 9783642365973
    Serie: SpringerBriefs in Earth System Sciences Series
    DDC: 551.6
    Sprache: Englisch
    Anmerkung: Intro -- Earth System Modelling - Volume 1 -- Preface -- Contents -- Contributors -- 1 Recent Developments and Projects -- References -- 2 The Infrastructure Project of the European Network for Earth System Modelling: IS-ENES -- 2.1 General Overview -- 2.2 Rationale and History -- 2.3 Partnerships and Organization -- 2.4 Overview of Results -- 2.5 Users -- 2.6 Future Plans -- References -- 3 The METAFOR Project -- 3.1 General Overview -- 3.2 Rationale and History -- 3.3 Partnerships and Organization -- 3.4 Overview of Results -- 3.4.1 Common Information Model (CIM) -- 3.4.2 CMIP5 Questionnaire -- 3.4.3 CIM Web Portal -- 3.4.4 CIM Web Services -- 3.4.5 CIM Tools -- 3.5 Users -- 3.6 Future Plans -- Reference -- 4 The European PRISM Network -- 4.1 General Overview -- 4.2 Rationale and History -- 4.3 Partnerships and Organization -- 4.4 Overview of Results -- 4.5 Users -- 4.6 Conclusions -- Reference -- 5 The Earth System Modeling Framework -- 5.1 General Overview -- 5.2 Rationale and History -- 5.3 Partnerships and Organization -- 5.4 Technical Strategy -- 5.5 Overview of Results -- 5.6 Future Plans -- 6 The Grid ENabled Integrated Earth System Modelling (GENIE) Framework -- 6.1 Rationale and History -- 6.2 Partnership and Organization -- 6.3 Overview of Results -- 6.3.1 Version Control, Build and Test -- 6.3.2 Model Coupling and Configuration -- 6.3.3 Grid-Enabled Problem Solving Environment -- 6.4 Users -- 6.5 Future Plans -- References -- 7 K-1(Kyosei) Project -- 7.1 General Overview -- 7.2 Rationale and History -- 7.3 Partnership and Organization -- 7.4 Overview of Results -- 7.4.1 Programming Structure -- 7.4.2 Scientific Results -- 7.5 Users -- 7.6 Future Plans -- References -- 8 CCSM -- 8.1 General Overview -- 8.2 Rationale and History -- 8.3 Partnerships and Organization -- 8.4 Overview of Results -- 8.5 Users -- 8.6 Future Plans. , References -- Glossary -- Index.
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  • 4
    Online-Ressource
    Online-Ressource
    Berlin, Heidelberg :Springer Berlin / Heidelberg,
    Schlagwort(e): Model-integrated computing. ; Electronic books.
    Materialart: Online-Ressource
    Seiten: 1 online resource (86 pages)
    Ausgabe: 1st ed.
    ISBN: 9783642233609
    Serie: SpringerBriefs in Earth System Sciences Series
    DDC: 551.6015118
    Sprache: Englisch
    Anmerkung: Intro -- Earth System Modelling -Volume 3 -- Preface -- Acknowledgments -- Contents -- Contributors -- 1 Introduction -- 2 TDT: A Library for Typed Data Transfer -- 2.1 Introduction -- 2.2 Architectural Overview -- Ease of Use -- Portability -- Efficiency -- Flexibility -- Usefulness -- 2.3 Benefits and Limitations of TDT -- Data Types -- Size of Data -- Transfer Mechanism -- Byte Swapping -- Limitations of TDT -- 2.4 Model Coupling with TDT -- 2.5 TDT in Practice -- 2.5.1 The Data Description File -- 2.5.2 The Configuration File -- 2.5.3 Implementation in the Original Codes -- 2.6 Additional Technical Details -- 2.7 Conclusions and Perspectives -- 3 The Model Coupling Toolkit -- 3.1 Introduction -- 3.2 Architectural Overview and Programming Philosophy -- 3.3 MCT Datatypes and Methods -- 3.4 MCT Multi-Language Interface -- 3.5 Conclusions and Perspectives -- References -- 4 The OASIS Coupler -- 4.1 Introduction -- 4.2 Architectural Overview -- 4.3 Coupling Configuration -- 4.4 Process Management -- 4.5 Communication: The OASIS PSMILe Library -- 4.6 Coupling Field Transformation and Regridding -- 4.6.1 Transformation and Regridding in OASIS3 -- 4.6.2 Transformation and Regridding in OASIS4 -- 4.7 Performances -- 4.8 User Community -- 4.9 Conclusions and Perspectives -- References -- 5 The Flexible Modeling System -- 5.1 Introduction: The Emergence of Modeling Frameworks -- 5.2 Architectural Overview -- 5.3 Physical Architecture of FMS Coupled System -- 5.4 The Exchange Grid -- 5.5 Data Assimilation -- 5.6 Conclusions and Perspectives -- References -- 6 The Earth System Modeling Framework -- 6.1 Introduction -- 6.2 Architectural Overview -- 6.3 Components in ESMF -- 6.4 Remapping in ESMF -- 6.5 Adopting ESMF -- 6.5.1 Wrapping User Code in ESMF Components -- 6.5.2 Adapting Data Structures -- 6.5.3 Registering User Methods. , 6.5.4 Coupling Between ESMF Components -- 6.5.5 Executing the Application -- 6.6 Alternative Forms of Coupling -- 6.7 Conclusions and Perspective -- References -- 7 The Bespoke Framework Generator -- 7.1 Introduction -- 7.2 Architectural Overview -- 7.3 BFG1 -- 7.4 BFG2 -- 7.4.1 Argument Passing -- 7.4.2 Subroutine Entry Points -- 7.4.3 Scientific API -- 7.4.4 Initialisation -- 7.4.5 Control -- 7.4.6 XSLT Implementation -- 7.4.7 Frameworks as Targets -- 7.4.8 Grids -- 7.4.9 The GENIE ESM---An Example -- 7.5 Related Systems -- 7.6 Conclusions and Perspectives -- References -- 8 Future Perspectives -- Glossary -- Index.
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  • 5
    Online-Ressource
    Online-Ressource
    Berlin, Heidelberg :Springer Berlin / Heidelberg,
    Schlagwort(e): Climatology -- Mathematical models. ; Electronic books.
    Materialart: Online-Ressource
    Seiten: 1 online resource (66 pages)
    Ausgabe: 1st ed.
    ISBN: 9783642364648
    Serie: SpringerBriefs in Earth System Sciences Series
    DDC: 550
    Sprache: Englisch
    Anmerkung: Intro -- Earth System Modelling - Volume 4 -- Preface -- Contents -- Contributors -- 1 Input/Output and Postprocessing -- 2 Parallel I/O Basics -- 2.1 The I/O Software Stack -- 2.2 Parallel File Systems -- 2.3 MPI-IO -- 2.4 Data Format Libraries -- 2.5 Applying I/O Lessons to Applications -- 2.6 Parallel I/O Today and Tomorrow -- References -- 3 ESM I/O Layers -- 3.1 ESM I/O Layers: Design Considerations -- 3.2 An ESM Parallel I/O Class Library -- 3.2.1 mpp_io -- 3.2.2 Other ESM Parallel I/O Libraries -- 3.3 ESM Post-Processing Tools and Libraries -- 3.4 Discussion -- References -- 4 Data Storage -- 4.1 Hierarchical Storage Management: An Introduction -- 4.2 An Abstraction for HSMs: A Three-Level Storage Model -- 4.3 Discussion: HSM Strategies -- References -- 5 Data Representation -- 5.1 Scientific Data File Formats -- 5.1.1 NetCDF -- 5.1.2 HDF -- 5.1.3 GRIB -- 5.2 Remote Data Access -- 5.2.1 Bulk Access -- 5.2.2 Remote Subsetting in Index Space -- 5.2.3 Remote Subsetting in Coordinate Space -- 5.3 Georeferencing Coordinate Systems and Metadata -- 5.3.1 CF Conventions -- 5.3.2 Other Georeferencing Conventions -- 5.3.3 Discovery Versus Use Metadata -- 5.4 Data Models -- 5.4.1 ISO/OGC Models -- 5.5 Data Aggregation -- 5.6 Case Study: Attribution and Detection -- References -- 6 Data Analysis and Visualization -- 6.1 Background and History -- 6.2 The Analysis Process -- 6.3 Current Platforms Used for Data Analysis and Visualization -- 6.4 Community Tools and Environments -- 6.5 Use Case Example -- 6.6 Future Challenges and Directions -- 7 Future Perspectives -- References -- Glossary -- Index.
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  • 6
    Online-Ressource
    Online-Ressource
    Berlin, Heidelberg :Springer Berlin / Heidelberg,
    Schlagwort(e): Earth sciences -- Computer simulation. ; Electronic books.
    Materialart: Online-Ressource
    Seiten: 1 online resource (101 pages)
    Ausgabe: 1st ed.
    ISBN: 9783642238314
    Serie: SpringerBriefs in Earth System Sciences Series
    DDC: 551.6015118
    Sprache: Englisch
    Anmerkung: Intro -- Earth System Modelling - Volume 2 -- Preface -- Contents -- Contributors -- 1 Overview -- 2 Numerical Algorithms for ESM: State of the Art -- 2.1 Space Discretization: Finite Difference and Finite Volume Methods -- 2.2 Space Discretization: Spectral Transform Methods -- 2.3 Time Discretizations -- 2.4 Numerical Algorithms for Parameterized Physical Processes -- References -- 3 Numerical Algorithms for ESM: Future Perspectives for Atmospheric Modelling -- References -- 4 Numerical Algorithms for ESM: Future Perspectives for Ocean Modelling -- 4.1 Finite Element and Finite-Volume Methods -- 4.2 An Incomplete Overview -- 4.3 Challenges of Unstructured Grids -- 4.4 Conclusions -- References -- 5 Efficiency for Adaptive Triangular Meshes: Key Issues of Future Approaches -- 5.1 Introduction -- 5.1.1 Quadrilateral vs. Triangular Meshes -- 5.1.2 Applications Suitable for Adaptive Meshing -- 5.1.3 Key Challenges for Adaptive Triangular Meshes and Solvers -- 5.2 Triangular Mesh Generation -- 5.2.1 Delaunay Triangulations -- 5.2.2 Hierarchical Triangulations -- 5.2.3 Data Structures -- 5.3 Adaptive Mesh Control -- 5.3.1 Error Estimation Concepts -- 5.3.2 Refinement Strategies -- 5.4 Optimisation of Hierarchical Triangular Mesh Computations -- 5.4.1 Linearization with Space-Filling Curves -- 5.5 Example of an Adaptive Mesh Refinement Computation -- References -- 6 Code Design and Quality Control -- 6.1 Design for Sustainability -- 6.2 Software Coding Standards -- 6.3 Version Control -- 6.4 Other Tools to Support Coding -- 6.5 Code Reviews -- 6.6 Verification and Validation for ESM -- 6.7 Model Intercomparisons -- 6.8 Assessments of Model Quality -- References -- 7 Code Optimisation -- 7.1 Application Portability -- 7.2 Profiling -- 7.3 Compiler Optimisation -- 7.4 Optimisations for Vector, Scalar and Cache-Based Architectures. , 7.4.1 Use Stride 1 -- 7.4.2 Avoid Stores -- 7.4.3 Remove Divides -- 7.4.4 Remove IFs -- 7.4.5 Optimisations for Cache -- References -- 8 Code Parallelisation On Massively Parallel Machines -- 8.1 Introduction to Parallel Computing -- 8.2 A General Communication and Synchronization Model for Parallel systems -- 8.3 Parallel Programming Models -- 8.4 Simplifying the Expression of Parallelism -- References -- 9 Future Perspectives -- References -- Glossary -- Index.
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