Tag Archives: gram

Facebook 開源的 fastText

準確度維持在同一個水準上,但是速度卻快了 n 個數量級的 text classification 工具:「FAIR open-sources fastText」。 可以看到 fastText 的執行速度跟其他方法的差距: Our experiments show that fastText is often on par with deep learning classifiers in terms of accuracy, and many orders of magnitude faster for training and evaluation. 除了 open … Continue reading

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MySQL 5.7 的 InnoDB 的全文搜尋

在「InnoDB Full-Text : N-gram Parser」這邊看到對 MySQL 5.7 InnoDB 的全文搜尋功能介紹。開頭就有很重要的說明: I’m now very happy to say that in MySQL 5.7.6 we’ve made use of the new pluggable full-text parser support in order to provide you with an n-gram parser that can … Continue reading

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Skip-gram

一路翻資料翻到 Skip-gram:「A CloserLook at Skip-gram Modelling (PDF)」,不確定是 2005 年 (出自「CiteSeerX — Citation Query A Closer look at Skip-gram modeling」) 還是 2006 年 (出自「CiteSeerX — A Closer Look at Skip-gram Modelling」) 的論文,不過 Google Scholar 是標 2006 年... Skip-gram 實際上的定義很簡單,就是允許跳幾個字的意思... 依照原論文裡的定義,這個句子: Insurgents … Continue reading

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