Speech recognition method computer readable medium and apparatus for recognizing geographical names using weight information

摘要

A speech recognition apparatus and method of this invention manage previously input frequencies of occurrence for respective geographical names to be recognized (202), update the probability of occurrence of the geographical name to be recognized of interest on the basis of the frequency of occurrence of that geographical name, and those of geographical names to be recognized located within a predetermined region including the position of the geographical name of interest using a table (114) that describes correspondence between the geographical names to be recognized and their positions, and perform this update process for respective geographical names to be recognized (203).