Distributed Representations of Words and Phrases and their Compositionality

it2022-05-09  33

Skip-gram model is to find word representations that are useful for predicting the surrounding words in a sentence or a document

given a sequence of training words w1, w2, w3, . . . , wT , the objective of the Skip-gram model is to maximize the average log probability

 

Hierarchical Softmax

 

Negative Sampling

Noise Contrastive Estimation

differentiate data from noise by means of logistic regression

转载于:https://www.cnblogs.com/learnmuch/p/5972128.html

相关资源:数据结构—成绩单生成器

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