Computation of Concave Piecewise Linear Discriminant Functions Using Chebyshev Polynomials. - Chris E. van Haersma Buma; Robert P. W. Duin (IEEE Trans. Computers, 1976)

On the evaluation of independent binary features (Corresp.). - Robert P. W. Duin; Chris E. van Haersma Buma; L. Roosma (IEEE Trans. Inf. Theory, 1978)