1. A method, comprising: receiving, by a computing device, image data associated with a first financial document; determining, by the computing device, based on the received image data, a first vector, the first vector including at least one vector component, the at least one vector component representing a distance from an edge of the first financial document to a feature of the first financial document; comparing, by the computing device, the determined first vector with a second vector, the second vector being associated with a second financial document; and determining, by the computing device, a confidence score for the first financial document based on the comparison.