▁from ▁multiple ▁nodes ▁in ▁the ▁same ▁community ▁to ▁a ▁node ▁in ▁a ▁different ▁community ▁are ▁represented ▁by ▁weight ed ▁edges ▁between ▁communities . ▁Once ▁the ▁new ▁network ▁is ▁created , ▁the ▁second ▁phase ▁has ▁ended ▁and ▁the ▁first ▁phase ▁can ▁be ▁re - app lied ▁to ▁the ▁new ▁network . ▁ ▁Pre vious ▁uses ▁Twitter ▁social ▁Network ▁( 2 . 4 ▁Mill ion ▁nodes , ▁ 3 8 ▁million ▁links ) ▁by ▁Jose p ▁P uj ol , ▁V ij ay ▁Er ram illi , ▁and ▁Pablo ▁Rod rig uez : ▁The ▁authors ▁explore ▁the ▁problem ▁of ▁partition ing ▁Online ▁Social ▁Network s ▁onto ▁different ▁machines . ▁Mobile ▁phone ▁Network ▁( 4 ▁Mill ion ▁nodes , ▁ 1 0 0 ▁Mill ion ▁links ) ▁by ▁D erek ▁Gre ene , ▁Don al ▁Do yle , ▁and ▁Pad ra ig ▁C unning ham : ▁Community - track ing ▁strateg ies ▁for ▁ident ifying ▁dynamic ▁communities ▁of ▁different ▁dynamic ▁social ▁networks . ▁Det ect ing ▁species ▁in ▁network - based ▁dynam ical ▁model . ▁ ▁Com parison ▁to ▁other ▁methods ▁When ▁comparing ▁mod ular ity ▁optimization ▁methods , ▁the ▁two ▁measures ▁of ▁importance ▁are ▁the ▁speed ▁and ▁the ▁resulting ▁mod ular ity ▁value . ▁A ▁higher ▁speed ▁is ▁better ▁as ▁it ▁shows ▁a ▁method ▁is ▁more ▁efficient ▁than ▁others ▁and ▁a ▁higher ▁mod ular ity ▁value ▁is ▁des irable ▁as ▁it ▁points ▁to ▁having ▁better - defined ▁communities . ▁The ▁compared ▁methods ▁are , ▁the ▁algorithm ▁of ▁Cla uset , ▁New man , ▁and ▁Moore