I am currently working on "Characterization of an elliptical slot antenna by varying antenna parameters." In this work, I collect data on s parameters, efficiency, real impedance, imaginary impedance, efficiency, and gain of antenna by varying different parameters such as inner ellipse major axis variation, outer ellipse major axis variation, minor axis variation, slot width variation, dielectric constant variation, and so on. Now that I have all of this data, I want to design an optimized elliptical microstrip slot antenna, but I'm not sure how to sort out the optimization parameters.