TY  - JOUR
AU  - Zhou, Yishao
TI  - On the phase portrait of the fast filtering algorithms
JO  - ESAIM: Control, Optimisation and Calculus of Variations
PY  - 1999
SP  - 609
EP  - 630
VL  - 4
PB  - EDP-Sciences
UR  - http://www.numdam.org/item/COCV_1999__4__609_0/
LA  - en
ID  - COCV_1999__4__609_0
ER  -