An audio document, followed by the sound of a longer audio document. A video document, followed by a short video document. The next two tracks are sounds from the domain attributes layer. The sonification of a single theme as the user rolls their cursor around the screen. Three themes simultaneously sonified.
Different themes are strong in different regions of the database.
After loading in a database and choosing a visualization, the user browses documents in the Galaxy, sampling for media type and size. Next, they turn on the themes layer, listening to first one, then several themes at once. Discovering an area of interest, the user probes nearby documents by clicking on them. In the mean time, additions are being made to the database, heard in the background as objects dropped into a pool. The examples here use a pitch table based on evenly spaced note intervals, which reduces bias caused by interval relationships but has the side-effect of being somewhat discordant.