README 6activecontourpaper.m adaptivescript.m Bactivecontour.m calcenergy.m calcspeed.m createimage.m dirac.m edgestop.m extendspeed.m extendspeedband.m heaviside.m im2avi.m initdist.m initphi.m isband.m isfront.m levelsetband.m levelsetbandadaptive.m levelsetorig.m lsexample.m readimage.m segmentscript.m