// Downloaded From https://www.WiseStockTrader.com
// Time segment value

TSV=(Sum( IIf( C > Ref(C,-1), V * ( C-Ref(C,-1) ),
IIf( C < Ref(C,-1),-V * ( C-Ref(C,-1) ), 0 ) ) ,18));

Plot(TSV,"TSV",1,1);