maximize
  logexp_sum(spline_sum(matrix_parameters_5_pieces, matrix_data))
Solver: precision = 9

calculate
Point: point_problem_1
  logexp_sum(spline_sum(matrix_parameters_5_pieces, matrix_data,matrix_data_knots))
  logistic(spline_sum(matrix_parameters_5_pieces, matrix_data,matrix_data_knots))