This paper focuses on studying the technology of concept-based feature representation of Chinese text and present a Chinese text 2-classification model of trend analysis of index of shanghai stock exchange.是什么意思_This paper focuses on studying the technology of concept-based feature representation of Chinese text and present a Chinese text 2-classification model of trend analysis of index of shanghai stock exchange.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句