Word2Vec
Written by razrlele on October 28, 2018
Word2Vec算法是NLP领域一个里程碑式的工作,它可以通过训练把文本内容映射到一个K维的向量,这样就很方便继续在其他一些算法领域里面使用,比如推荐系统或者广告点击率预估等等。它是在2013年由当时还在Google工作的Tomas Mikolov发表,主要两篇论文是《Distributed Representations of Words and Phrases and their Compositionality》和《Efficient Estimation of Word Representations in Vector Space》.
Logistic Regression
Written by razrlele on October 6, 2018
逻辑斯谛回归因为其易于实现,可解释性强,已经成为了工业界应用最广泛的机器学习算法。这篇文章主要讨论的是二项逻辑斯谛回归 (binominal logistic regression),以下简称LR。
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