%0 Conference Proceedings %F basseville-mtns85 %A Basseville, Michèle %A Benveniste, Albert %A Moustakides, George V. %A Rougée, Anne %T Detection of abrupt changes in the modal characteristics of nonstationary vector signals %B Proceedings of the International Symposium on Mathematical Theory of Networks and Systems (MTNS) %C Stockholm, SE %8 June %D 1985