The exposure models of library and integrated model evaluation system: a modeling information system on a CD-ROM with world-wide web links

1997 ◽  
Vol 36 (5) ◽  
pp. 243-249
Author(s):  
S. P. Schreiner ◽  
M. Gaughan ◽  
T. Myint ◽  
R. Walentowicz

We developed the Exposure Models Library and Integrated Model Evaluation System (EML/IMES) to distribute models and information about models used for exposure assessments and other fate/transport studies. The library includes models and their documentation, a model selection system, and a model validation information system (IMES) containing information about these computer models. We published the latest version of the EML/IMES on a hybrid CD-ROM with World-Wide Web (WWW) links to allow the model codes and documentation to be more easily and efficiently distributed and updated. The disc contains over 100 models which may be used for exposure assessments and fate/transport modeling. The model subdirectories contain source code, sample input and output files, and in some cases, model documentation in electronic formats. All models contained in this CD-ROM are in the public domain. The disc also contains the IMES with information and assistance on selecting an appropriate model and information on validation of models from field applications. The IMES software is available as MS-DOS and Microsoft Windows applications and can be used on a PC-compatible system. An MS-DOS and HTML interface is included to provide easy access to the IMES and to the model directories. WWW links to sources of many of the models are also provided.

1991 ◽  
Vol 24 (6) ◽  
pp. 315-322 ◽  
Author(s):  
S. P. Schreiner ◽  
M. Gaughan ◽  
H. L. Schultz ◽  
R. Walentowicz

The USEPA Office of Health and Environmental Assessment develops methodologies for conducting exposure and risk assessments. Protocols appropriate for specific analyses have been developed to aid in the selection of an exposure assessment model and to assess the validation and uncertainties associated with models used for toxic chemical exposure assessments in surface water, groundwater, and air. A software package has been developed to provide users with a quick and intuitive tool to access information for selected models and applications based on these protocols. The Integrated Model Evaluation System (IMES) is composed of three modules: 1) Selection, query systems for selecting a model based on technical criteria (currently for surface water, non-point source, and groundwater models); 2) Validation, a database containing validation and other information on over 50 models in various media; and 3) Uncertainty, a database demonstrating uncertainty simulations for several surface water models applied to exposure assessments of several chemicals. The selection modules are linked to the uncertainty and validation modules to access information for chosen models. The PC-based software system employs pull-down menus, help screens, and graphics to display its information.


1996 ◽  
pp. 68-78
Author(s):  
Roman Berka ◽  
Martin Brachtl ◽  
Aleš Holeček ◽  
Martin Novotný Jan Přikryl ◽  
Pavel Slavík ◽  
...  

Author(s):  
Omer Casher ◽  
Gudge K. Chandramohan ◽  
Martin J. Hargreaves ◽  
Christopher Leach ◽  
Peter Murray-Rust ◽  
...  

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