TY JOUR TI Synthesis of Markov chain theory and digital twins of vibrating screens for controlling the fractional composition of bulk building materials KW bulk building materials KW vibrating screen KW fractionation KW digital twin KW Markov chains KW discrete element method KW separation JO Smart composite in construction AU Ogurcov, V.A. AU Shenbereva, A.V. AU Lubiagin, V.S. AU Ivchenko, D.I. AU Makarov, M.V. PY 2026 IS 7 PB Yaroslavl State Technical University