“…where E ev , E e d , E t , E p , and E c , respectively, represent the online course demand, learners' psychological characteristics, learning motivation, learning interest, and the selection form of higher education course learning content and w evi , w e du , w tra , w pri , and w con , respectively, represent learners' preference coefficient for higher education course task activities [16]; learning effect of the optimized selection of teaching content of higher education courses at a certain stage is given by…”