1. A text data processing apparatus comprising: block division unit that divides text input as a result of speech recognition process into a plurality of blocks by a unit of a topic; symbol edit determination unit that calculates a frequency of symbol insertion in a block based on an appearance frequency of a symbol included in the block and number of words or characters in the block and determines whether symbol edit for each block is necessary or not based on the frequency of symbol insertion in each block, each block being input from the block division unit; and symbol edit position calculation unit that calculates likelihood of the symbol edit based on likelihood of symbol insertion for a word and a record of symbol insertion in a block including symbol already inserted and calculates a symbol edit position in the block in accordance with the likelihood of symbol edit when the symbol edit determination unit determines that the symbol edit is necessary.
1. A text data processing apparatus comprising: block division unit that divides text input as a result of speech recognition process into a plurality of blocks by a unit of a topic; symbol edit determination unit that calculates a frequency of symbol insertion in a block based on an appearance frequency of a symbol included in the block and number of words or characters in the block and determines whether symbol edit for each block is necessary or not based on the frequency of symbol insertion in each block, each block being input from the block division unit; and symbol edit position calculation unit that calculates likelihood of the symbol edit based on likelihood of symbol insertion for a word and a record of symbol insertion in a block including symbol already inserted and calculates a symbol edit position in the block in accordance with the likelihood of symbol edit when the symbol edit determination unit determines that the symbol edit is necessary. 6. The text data processing apparatus according to claim 1 , wherein the block division unit divide using information regarding the speaker recognized by the speech recognition process.