1. Adaptive Filter Theory;Haykin,1991
2. Adaptive Signal Processing;Widrow,1985
3. An adaptive filtering algorithm using an orthogonal projection to an affine subspace and its properties;Ozeki;Trans. IEICE,1984
4. Extended theory of learning identification;Hinamoto;Trans. IEEJ,1975
5. First projection algorithm and its step size control;Tanaka,1995