Inside a Statistical Expert System: Statistical Methods Employed in the ESTES System
Paula Hietala · COMPSTAT · 1988
In this paper we describe the statistical methods and their organization in a statistical expert system called ESTES. The system is intended to provide guidance for an inexperienced time series analyst in the preliminary analysis of time series. The knowledge base (i.e. statistical methods) of the system has been organized according to the property being considered, the granularity of the analysis process, the goal of the analysis and the user experience. The explanation capability of the ESTES system provides justifications of the statistical methods used in the reasoning process.