Animated spectrogram visualisation of hydrophone data from the Irish Marine Institute implemented in d3.js.
This is a preliminary implementation, for which the full source is available on github, where merge requests are welcome.
Anispectrogram is based on mbostock's heatmap example and is released under the BSD license. Copyright 2015 Rob Fuller and Irish Marine Institute
This example displays the controls and displays archived data
The example below has no controls, and connects to the live mqtt data feed.