The variety of data in the geosciences domain has led to the creation of tools with different application programming interfaces (APIs) and data structures. Such fragmentation leads to difficulties and … Read More

Motivation VTK and ParaView provide visualization of vector fields through streamlines using vtkStreamTracer in VTK or Stream Tracer in ParaView. The ability of streamlines to create an effective visualization depends on … Read More

Chris Kotfila, Aashish Chaudhary, Petr Votava, Doruk Ozturk, Andrew Michaelis In the first blog post about GeoNotebook, we discussed the needs of GIS data scientists and our approach to solving … Read More

Lines are a basic component of most data visualizations.  Lines can convey much more than just edges and connectivity; the color, thickness, and opacity of lines can provide additional information. … Read More

The Visualization Toolkit (VTK) is an open source, freely available software system for 3D computer graphics, image processing and visualization. VTK consists of a wide variety of visualization algorithms including … Read More

Chris Kotfila, Aashish Chaudhary, Petr Votava, Doruk Ozturk, Andrew Michaelis Far from the days of radio-based deep space communication and telemetry, satellites used to gather GIS data today, are pouring … Read More

Authors: David Manthey, Aashish Chaudhary Short Summary We refactored WebGL line drawing in GeoJS.  We now have less bugs and lots of features, including some options our competitors don’t have. … Read More

Introduction The CAM NetCDF Reader reads in files produced by the Community Atmospheric Model (CAM) simulation program and produces an unstructured grid. The grid is unstructured in the XY plane … Read More

ParaView 5.0.0 is now available for download. This marks the beginning of the ParaView 5.0 series—a long way from the first release, 0.2.0, tagged in Dec 2001! Here are some … Read More