A program for causing a computer to execute a process, the process includes acquiring, based on a compression model that is acquired by learning processing on a set of data generated by using a combination of values of a plurality of variables and that compresses dimensions of data, a point corresponding to data generated by using a predetermined combination of the values of the plurality of variables within a compressed space; acquiring, based on the point corresponding to the data generated by using the predetermined combination, a target point within the space corresponding to a target value of a characteristic changing in accordance with the values of the plurality of variables, and a regression model within the space for a predetermined variable of the plurality of variables, a change amount of the predetermined variable; and changing the value of the predetermined variable included in the predetermined combination by using the change amount.