00240nam a22000857a 4500100004700000245003600047650003600083700001500119852002000134  aPADMAPRIYA VP, SINDRELLA S, VEENA ROHINI V  aPSO OPTIMIZED IMAGE WATERMAKING  aPSO OPTIMIZED IMAGE WATERMAKING  fAPRIL 2015  aCENTRAL LIBRARY