Vestnik of Samara State Technical University. Technical Sciences SeriesVestnik of Samara State Technical University. Technical Sciences Series1991-85422712-8938Samara State Technical University1985110.14498/tech.2013.3.%uResearch ArticleUse system-analytical method «decision trees» to the process of selecting the attributes «cart» for building system of short-term forecastSunagatovIlidar MPostgraduate Student-BatishchevVitaly I(Dr. Sci. (Techn.)), Professor-Samara State Technical University15102013213747810022020Copyright © 2013, Samara State Technical University2013The analytical method «A tree of decisions: CART» is considered and applied. Options of obtaining expected values of power consumption are considered. Errors of forecasting are analyzed.CARTclassification and regression decision treesCARTforecasting methodsenergymathematical modelingклассификационно-регрессионные деревья решенийметоды прогнозированияэнергопотреблениематематическое моделирование[Ананий В. Левитин. Алгоритмы: введение в разработку и анализ = Introduction to The Design and Analysis of Aigorithms. – М.: Вильямс, 2006. – С. 409-417.][Breiman Leo, Friedman J.H., Olshen R.A. & Stone C.J. (1984). Classification and regression trees. Monterey, CA: Wadsworth & Brooks/Cole Advanced Books & Software.][Hyafil, Laurent; Rivest, RL (1976). Constructing Optimal Binary Decision Trees is NP-complete. Information Processing Letters 5 (1): 15-17.][Айвазян С.А., Мхитарян В.С. Прикладная статистика и основы эконометрики. – М.: Юнити, 1998.]