1. A speech recognition method, comprising: a model selection step which selects a recognition model and translation dictionary information based on characteristic information of input speech that is stored in a conferencing database; a speech recognition step which translates input speech into text data based on said selected recognition model; and a translation step which translates said text data based on said selected translation dictionary information, wherein said model selection step selects said recognition model for each user of a plurality of users based on subject information and language information of each user that are stored in said conferencing database as part of said characteristic information, and wherein said model selection step further selects said translation dictionary information based on said language information of each user and language information for translation that are stored in said conferencing database as part of said characteristic information.