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作品数：135被引量：136H指数：5
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China futures price forecasting based on online search and information transfer
《Data Science and Management》2022年第4期187-198,共12页Jingyi Liang Guozhu Jia 
The synchronicity effect between the financial market and online response for time-series forecasting is an important task with wide applications.This study combines data from the Baidu index(BDI),Google trends(GT),an...
关键词：Futures price forecasting Baidu index Google trends Transfer entropy Consumer price index Gray wolf optimizer Convolutional neural network Long short-term memory 
Profiling the digital divide of the elderly based on Internet big data:evidence from China
《Data Science and Management》2021年第3期33-43,共11页Ziqi Yuan Guozhu Jia 
The integrated development of population aging and digital information age has brought an insurmountable“digital divide”to the elderly.We propose a method to profile the digital divide of the elderly by text mining,...
关键词：Digital divide of the elderly Text mining Baidu index Principal component analysis 
Analyzing potential tourist behavior using PCA and modified affinity propagation clustering based on Baidu index:taking Beijing city as an example被引量：2
《Data Science and Management》2021年第2期12-19,共8页Lin Wang Sirui Wang Zhe Yuan Lu Peng 
Humanities and Social Sciences Foundation of Chinese Ministry of Education,China(No.18YJA630005);National Natural Science Foundation of China(No.71810107003).
In recent years,when planning and determining a travel destination,residents often make the best of Internet techniques to access extensive travel information.Search engines undeniably reveal visitors'real-time prefer...
关键词：Principal component analysis(PCA) Affinity propagation Baidu index data Cluster analysis 
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