12. The apparatus according to claim 11 , wherein the at least one hardware processor is further operable to perform a pre-processing on the parameters of the first multimedia model to be retrieved.
12. The apparatus according to claim 11 , wherein the at least one hardware processor is further operable to perform a pre-processing on the parameters of the first multimedia model to be retrieved. 13. The apparatus according to claim 12 , wherein the at least one hardware processor is further operable to perform an isotropic transformation on the first multimedia model; and to perform a vertex sampling on the first multimedia model after the isotropic transformation.