| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a text division device and a natural language processor capable of determining a division position of a long text with high reliability. <P>SOLUTION: This text division processor 40 includes: a division text candidate generation part 60 generating a plurality of division text candidates wherein a likelihood Prob calculated on the basis of a language model 34 satisfies a prescribed condition, among division texts obtained by dividing an input text 38 at a dividable position; and a division text candidate selection part 64 for selecting a division text candidate having a highest score defined by similarity Sim calculated between each the division text candidate generated by the division text candidate generation part 60 and a corpus 30, and the likelihood Prob calculated by the division text candidate generation part 60, and dividing the input text 38. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
