1. A medical device, comprising: a catheter shaft with a plurality of electrodes coupled thereto; and a processor coupled to the catheter shaft, wherein the processor is capable of: collecting a set of signals from the plurality of electrodes, generating a data set from at least one of the set of signals, wherein the data set includes at least one known data point and one or more unknown data points, interpolating at least one of the unknown data points by conditioning the data set, assigning an interpolated value to at least one of the unknown data points, and assigning a confidence level to the interpolated value.