字袋模型

字袋模型係自然語言處理同資訊提取入面嘅一種做法，指嘅係將一段文字當做由啲字組成嘅多重集，忽略文法甚至啲字嘅次序。

例如以下呢句嘢：
John likes to watch movies. Mary likes movies too.
用 BoW 方法表示嘅話會變成噉：
"John","likes","to","watch","movies","Mary","likes","movies","too"

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字嵌入

自然語言處理
機械學習