| 摘要 |
A system and method for keyword registration. The system has a data storage device having a symbol database, a function word database, and a keyword database, and a processor. The processor compares a document to the symbol and function word databases to delete symbols and function words in the document, calculates the occurrence frequency of each word in the document to acquire a plurality of candidate words and corresponding frequency values, selects at least one keyword from the candidate words according to a condition, and registers the selected keyword into the keyword database.
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