Self-Optimising Data Farming for Web Applications. - D. Burnell; Ala Al-Zobaidie; G. Windall; A. Butler (DEXA Workshops, 2004)

Efficient optimization of the likelihood function in Gaussian process modelling. - A. Butler; Ronald D. Haynes; Thomas Donald Humphries; Pritam Ranjan (Comput. Stat. Data Anal., 2014)