lttb 0.0.2

lttb: ^0.0.2 copied to clipboard

This plugin is used for downsampleing the data before rendering the chart. The purpose is to try retain the visual characteristics of the original line using considerably fewer data points. The algorithm (called Largest-Triangle-Three-Buckets or LTTB) used in this plugin is described in a Master's thesis (see hdl.handle.net/1946/15343) in Computer Science by Sveinn Steinarsson

This Plugin is re-write of Original Repo

Features #

• Reduce the size of data without loosing resolution.
• Keeps extreme ends of data intact

Usage #

List<List<num>> downSampledData = lttb(demoData, 400);

Additional information #

Known limitations #

• Does not support gaps (null values) in the data array.
• X-values must be in a strictly increasing order.

License #

flot-downsample is released under the terms of the MIT License.