Based on Implementation of Vivaldi in Vuze (https://github.com/svn2github/vuze) and Vivaldi Coordinates NodeJS library (https://github.com/reklatsmasters/vivaldi-coordinates)
Vivaldi: A Decentralized Network Coordinate System. Originaly description here.This package based on source code of Vuze
Create VivaldiPosition instance from HeightCoordinates instance.
Create new empty VivaldiPosition instance.
Update position by using the data from other node
var localPos = VivaldiPosition.create()
var someOtherCoordinates = ... //get coordinates here from some other node
var rtt = 7; // ping time to remote host
localPos.update(rtt, someOtherCoordinates.heightCoordinates, someOtherCoordinates.localError) // update local position