Complex sentence: The Statistical learning theory is a theory develloped during 1960-1990 mainly by Vladimir Vapnik and Alexey Chervonenkis that explain the learning process from a statistical point of view.
Split into simpler sentences: The Statistical learning theory is a theory developed during 1960-1990 mainly by Vladimir Vapnik and Alexey Chervonenkis. The theory explains the learning process from a statistical point of view.