16. The non-transitory storage device of claim 14 , wherein the identified electronic document and the identified position are identified without determining a standard-character-set representation of the selected document portion.
16. The non-transitory storage device of claim 14 , wherein the identified electronic document and the identified position are identified without determining a standard-character-set representation of the selected document portion. 19. The non-transitory storage device of claim 16 , wherein the selected document portion is contained by a plurality of electronic documents of the corpus, and wherein the program instructions are further executable by the logic device to perform steps comprising: identifying a user who provided the received user input; retrieving context information for the identified user; and identifying a document among the plurality of electronic documents most likely to correspond to the rendered document based upon contents of the retrieved context information.