Wirelesssensornetworks(WSNs)havereceivedconsiderableattentionformultipletypesofapplications.Inparticular,outlierdetectioninWSNshasbeenanareaofvastinterest.Outlierdetectionbecomesevenmoreimportantfortheapplicationsinvolvingharshenvironments,however,ithasnotreceivedextensivetreatmentinthe