Fig. 1.

SciApps web interface. The interface, in which users perform data analyses and build workflows, has four areas: the navigation bar, containing workflow functionalities (building, loading, public and private workflows), a link to example data, help, and login for CyVerse authentication; the app panel (left column) for categorized apps (with the Clustering category clicked and expanded); the main panel (middle column) for app form(s) or workflow builder form; and the history panel (right column) for job name followed by three icons: checkbox for building a workflow from executed jobs, job history (i), and job re-launch. Here, a seven-step association workflow is loaded in the history panel, the app form of the fourth step is re-loaded in the main panel, and the results from Step 5 are clicked and expanded in the history panel. As an example, Steps 4–6 are checked (for building a new workflow)