@article{Togneri2001,
	title = {Parameter estimation of a target-directed dynamic system model with
	switching states},
	author = {Roberto Togneri and Jeff Ma and Li Deng},
	journal = {Signal Processing},
	month = {May},
	number = {5},
	pages = {975--987},
	url = {http://www.sciencedirect.com/science/article/B6V18-430G6WG-7/1/d41687de682331d48b07b49e2695922b},
	volume = {81},
	year = {2001},
	biburl = {http://www.bibsonomy.org/bibtex/26e4eb7a33080e0088ac0e86a5c1a6016/smicha},
	keywords = {Maximum likelihood }
}