When estimating derivatives of regression functions from noisy data, a number of additional problems arise compared with the estimation of the regression function itself. Linear methods, such as ...

Smoothness penalties are efficient regularization and dimension reduction tools for functional regressions. However, for spiky functional data observed on a dense grid, the coefficient function in a ...

Derivatives are financial contracts whose value is derived from an underlying asset. This asset can be a stock, index, ...

Thomas J. Brock is a CFA and CPA with more than 20 years of experience in various areas including investing, insurance portfolio management, finance and accounting, personal investment and financial ...

Ali Hussain has a background that consists of a career in finance with large financial institutions and in journalism covering business. Thomas J Catalano is a CFP and Registered Investment Adviser ...

THE new I.B.M. Automatic Sequence Controlled Calculator at Harvard was recently described in Nature (158, 567; 1946). The volume now before us contains the first of a series of tables produced by the ...