Proceedings of the American Mathematical Society, Vol. 132, No. 12 (Dec., 2004), pp. 3491-3502 (12 pages) We educe an orthonormal system of step functions for the interval [0,1]. This system contains ...

Think about a baseball game. The batter has to decide whether and how to hit the incoming pitch. He needs to judge the position and speed of the ball, given his own visual uncertainty, and to estimate ...

The method of empirical orthogonal function analysis is applied to wind stress vectors over the tropical Pacific Ocean from 1961 through 1978. It is determined that this vector analysis enables a more ...