private void updateThreshold ( int i ) { double Fi = fcache [ i ] ; double F_tilde_i = b_low ; if ( I0_b [ i ] || I2 [ i ] ) F_tilde_i = Fi + epsilon ; else if ( I0_a [ i ] || I1 [ i ] ) F_tilde_i = Fi - epsilon ; double F_bar_i = b_up ; if ( I0_a [ i ] || I3 [ i ] ) F_bar_i = Fi - epsilon ; else if ( I0_b [ i ] || I1 [ i ] ) F_bar_i = Fi + epsilon ; //update the bounds if ( b_low < F_tilde_i ) { b_low = F_tilde_i ; i_low = i ; } if ( b_up > F_bar_i ) { b_up = F_bar_i ; i_up = i ; } }
Updates the threshold for regression based off of using only i1 i2 and indices in I_0