Results 141 to 150 of about 12,415 (176)

Public attention related to epidural labor analgesia in mainland China: Evidence from internet search data. [PDF]

Medicine (Baltimore)
Zhu X, Wang X, Zhang X, Jia P, He G, Chen F.   +5 more
europepmc   +1 more source

Comparative Performance of Wastewater, Clinical, and Digital Surveillance Indicators for COVID-19 Monitoring in Routine Practice: Retrospective Observational Study.

J Med Internet Res
Zhang X, Lei Z, Wang Q, Wang R, Luo J, Jin E, Wei S, Wang Q.   +7 more
europepmc   +1 more source

Is Too Noisy as Bad as Too Quiet? The Inverted U-shaped Relationship between Noise and Sleep Duration.

Noise Health
Chen Y, Chang L, Huang Z, Lou N, Chu Y, Tu J, Lin H.   +6 more
europepmc   +1 more source

The relationship between Bitcoin and Google Trends Index, Baidu Search Index: an empirical analysis

openaire   +1 more source

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Visual network analysis of the Baidu-index data on greenhouse gas

International Journal of Modern Physics B, 2021
Baidu search engine is the most common one adopted by Chinese Internet users, and Baidu index provides a platform to capture the behaviors of massive users on Baidu, which is one important statistical tool to mine the Internet users’ behaviors and characteristics in China.
Chengyi Xia
exaly   +2 more sources

Effective tourist volume forecasting supported by PCA and improved BPNN using Baidu index

Tourism Management, 2018
Abstract The precise forecasting of tourist volume is a very challenging task. This paper aims to propose an effective model named PCA-ADE-BPNN for forecasting tourist volume based on Baidu index. The principal component analysis (PCA), a dimensional reduction, is employed to decorrelate the input data before training a back propagation neural ...
Lin Wang
exaly   +2 more sources

Forecasting Tuberculosis Incidence in China using Baidu Index

Proceedings of the 4th International Conference on Medical and Health Informatics, 2020
Background: Tuberculosis is a common infectious disease primarily targeting the lungs and of high morality and prevalence. Efficient prediction of tuberculosis is important to counter epidemics and successfully allocate recourse. This study's main objective is to investigate the effectiveness of using web search queries in predicting the incidence of ...
Xinyue Liang, Qinneng Xu, Ruoxi Guan, Yang Zhao   +3 more
openaire   +1 more source

Methodology of Baidu Index for Infodemiology and Infoveillance (Preprint)

2022
BACKGROUND Baidu Index is an open tool that provides information about trends and changes in online interest in selected keywords and topics over time. The analysis of Baidu queries has become a valuable tool for researchers to explore and predict human behavior, disease occurrence and outbreaks.
Ming Ma, Hui Li, Mengli Zhu, Tao Lin, Turun Song   +4 more
openaire   +1 more source

USING BAIDU INDEX TO NOWCAST MOBILE PHONE SALES IN CHINA

The Singapore Economic Review, 2019
Most of the official data are released with a lag period, which increases the difficulties for decision-makers assessing the situation. To solve the problem of data lag, we used real-time Baidu Index to nowcast the Chinese consumer behavior of buying the best-selling smartphone, Huawei Mate 7. We introduced keywords like “Mate 7” and “Huawei” in Baidu
JIANCHUN FANG, WANSHAN WU, ZHOU LU, EUNHO CHO   +3 more
openaire   +1 more source

Weekend effects on stock searching: Evidence from Baidu index in China

2014 International Conference on Management Science & Engineering 21th Annual Conference Proceedings, 2014
Based on the previous findings of the relationship between search volume and stock price, we doubt about the default assumption that the searches done on weekdays and those on weekends have equal effects on stock price. We propose a novel measure of search quality using the proportion of the searches done on weekdays in a week.
Xian-wei Liu, Qiang Ye
openaire   +1 more source