@article{TUW-108961, author = {Sayed, A.H. and Rupp, Markus}, title = {Error-Energy Bounds for Adaptive Gradient Algorithms}, journal = {IEEE Transactions on Signal Processing}, year = {1996}, volume = {Vol. 44}, number = {no. 8}, pages = {1982--1989}, url = {http://publik.tuwien.ac.at/files/pub-et_9805.pdf} }