Microblog sentiment analysis method based on large-scale corpus characteristic learning
A technology of sentiment analysis and feature learning, which is applied in the field of Internet information search, can solve problems such as low accuracy of sentiment analysis, complex network structure, and heavy workload, and achieve the effects of fast training speed, improved accuracy, and high accuracy
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[0034] See attached figure 1 , the present invention includes a neural network based on Word2Vec and a classifier based on supervised learning, utilizes a microblog text to train a neural network based on Word2Vec, and inputs the microblog text into the neural network that completes the training, the neural network will input the microblog, according to The grammatical context, the emotional tendency in the current context, and whether it is negated are mapped to the corresponding word vectors, so as to obtain a Weibo word vector matrix corresponding to the Weibo text, and the word vector matrix is made on the Weibo word vector matrix Synthesis of microblog text to obtain the microblog feature vector corresponding to the microblog text, train the microblog feature vector to the classifier based on supervised learning to obtain the sentiment classifier, use the sentiment classifier to analyze the sentiment of the microblog text, can be compared Accurately Predict Sentiment Te...
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