| 摘要 |
<p>A first apparatus for searching a collection of words based upon an input word, the first apparatus including means for generating a first set of words containing members that are lexically related to the input word, the first set of words including words that are other than regular inflectional nouns; and a search engine for searching the collection of words to detect the occurrence of any of the words from a group of search words, the group of search words comprising the input word and the first set of words. Also a second apparatus for generating a plurality of topic words from the collection of words, that apparatus including means for selecting a subset of words from the collection of words; a morphological analyzer for generating morphological information about each of the words in the subset of words; means for evaluating whether a given word of the subset of words conveys information about the content of the collection of words, the evaluation means basing its determination upon the morphological information generated by the morphological analyzer; and means for generating a topic word corresponding to the given word, if the evaluation means determines that the given word conveys information about the content of the collection of words.</p> |
