Motivated by the problems of analyzing protein backbones, diffusion tensor magnetic resonance imaging (DT-MRI) fiber tracts in the human brain, and other problems involving curves, in this study we present some statistical models of parameterized curves, in <inline-graphic xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="uasa_a_699770_o_ilm0001.gif"/>, in terms of combinations of features...