Import

• ESRI Shape files and DBF attribute files
• MapInfo MIF files
• DXF files
• CSV files
• GeoTIFF images
• Other bitmap formats, BMP, PNG, TIF, JPG
• manual digitizing of vectors

Temporal Queries

• up to 10 attributes per query
• specify spatial and temporal limits
• linear time aggregations using multiples of seconds, minutes, hours, days etc.
• cyclical time aggregations, e.g., months of the year or days of the week
• specify depth aggregations
• on the fly recalculation of temporal and depth statistics

Multitemporal Analysis Tools

• interpolation
• point to polygon aggregation
• point to point aggregation
• raster arithmetic
• raster statistics
• clipping
• vector to raster conversion
• volume and area calculation
• drainage network analysis
• flood plain analysis
• distance and border calculation
• concatenation, extract, combination of raster tiles
• kernel based statistics
• slope and aspect calculation
• determine delta time differences between grids
• tracking analysis - movement of features within restricted areas or from curfew zones

Manager

• control over feature names, icons, colours, palettes, projections, attributes, features types
• NGDF metadata related to features and/or attributes, export to XML
• full database referential integrity
• comprehensive data checking prior to loading
• compaction
• levels of security attached to feature types, affording different levels of access to data types

Export

• AVI animations
• Bitmap formats
• CSV files
• SIPS images
• Arc generate format
• ESRI Shape files and DBF attribute files

Mapping Features

• 2000 European Petroleum Survey Group (Version 6.3) map projections
• 100+ user-defined projections
• unprojected view
• zoom, pan, zoom to layer, zoom to time etc
• layer manipulation, on/off, ordering, properties
• location window
• datum transformations
• datum offset calculation
• reprojection of raster data

Animations

• play, playback, step through
• play once
• multilayer animations
• select any time slice or depth range using time and depth bars
• perspective view animation of 2.5D surfaces
• animation of temporal transects

Publicist

• publish datasets and distribute with a free version of the STEMgis Viewer
• customizable splash screen and installation
• include coastline maps, powerpoint presentations, Adobe PDF documents, workspace files
• specify selected projection
• allows STEMgis FreeView to be started from external programs displaying a particular set of layers and views
• customizable license file
• customizable web links

System requirements

• Pentium II processor (minimum)
• 64Mb RAM (minimum)
• 250Mb free disk space
• Windows 98, ME, NT4, 2000, XP, Server 2003

Database

• Creates data model in Microsoft Access, or,
• Creates data model in Microsoft SQL Server

Printing

• quick preformatted print
• layout designer with access to temporal views

Graphics/Visualization

• proportional symbols
• palette shading, points, lines, polygons, grids
• pie charts
• speedometer graphs
• bar charts
• proportional line widths
• 3D perspective views, including real-time view angle, vertical exaggeration and lighting conditions
• pairwise attribute display, e.g., size for one attribute and colour/symbol type for the second
• temporal graphs
• depth graphs
• attribute versus attribute graphs
• transects
• transects along a route, e.g., along a river
• transects of depth profile data
• plot path of rain drop on a terrain and view transect of height profile
• display vector field data as arrow
• display raster data as arrows
• display raster data as full RGB or HSV combinations
• Lambertian shading of raster data
• display image, movies and documents relating to spatial features

Workspaces and Views

• can open any STEMgis database from a Viewer session
• save and open STEMgis workspace files which will perform all the queries and graphical setup from a previous session
• double-clicking workspace files opens Viewer with saved datasets
• save hierarchical list of views and animations