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                ThinkChat2.0新版上線,更智能更精彩,支持會話、畫圖、視頻、閱讀、搜索等,送10W Token,即刻開啟你的AI之旅 廣告
                **文本向量化**(vectorize)是指將文本轉換為數值張量的過程 * 將文本分割為單詞,并將每個**單詞**轉換為一個向量。 * 將文本分割為字符,并將每個**字符**轉換為一個向量。 * 提取單詞或字符的 n-gram,并將每個 n-gram 轉換為一個向量。 **n-gram**是多個連續單詞或字符的集合(n-gram 之間可重疊)。 **標記**(token):將文本分解而成的單元(單詞、字符或 n-gram) **分詞** (tokenization):將文本分解成標記的過程 ![](https://img.kancloud.cn/9b/0a/9b0ad189015518ddc62468c29fd22bcf_543x597.png)
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