This study aims to understand the temporal and spatial characteristics of public concern for "children's mental health" in China in the context of the COVID-19 epidemic. Baidu Index is a research tool to collect and analyze massive data on Chinese netizens' behaviors. Using Baidu Index as the research tool, this paper analyzes the trend and distribution of Chinese netizens' attention to "children's mental health" from December 1st, 2019 to March 20th, 2022 from three aspects of trend research, demand map, and crowd portrait. The study found that since the outbreak of COVID- 19, the search trend of "children's mental health" has shown a cyclical change, peaking in May and valley around the Spring Festival and National Day, and stable in other periods. "Mental health", "handwritten newspaper on mental health" and "youth mental health" are the most popular buzzwords among the public. The groups concerned with "children's mental health" is mainly distributed in Guangdong, Jiangsu, Beijing, and the majority are women between 30 and 39 years old. Meanwhile, search trends for "mental health" are like that for "children's mental health." The factors influencing the search volume change of "children's mental health" include Chinese traditional holidays, Spring Festival, National Day, Chinese Mental Health Day, and policies and instructions on children's mental health issued by the PRC Ministry of Education. The public would like to know about "mental health", "handwritten newspaper on mental health" and "adolescent mental health".

In the era of knowledge economy, knowledge has become the guide to creating economic and social value. Knowledge economy calls for knowledge management, and modern knowledge management is a new management theory and management method emerging in the time of knowledge economy, which explains the relevance of this research. Baidu is the largest Chinese search engine in the world, and the Baidu Index developed by Baidu is one of the most important statistical analysis platforms of the Internet and even the whole data age. The purpose of this paper is to investigate spatiotemporal characteristics of Chinese public attention to knowledge management through the Baidu index. Text analysis and process tracing are used to explain the reasons for the spatial and temporal characteristics of the Chinese public's attention to knowledge management. Through Baidu index network search engine, this paper analyses search trend, demand graph, and demographic and geographic distribution. This paper selects the time period from January 1, 2011 to January 1, 2022. The results of the study show that the search trend of "knowledge management" in the past 11 years peaked at the end of 2016, and the decrease appeared around the Spring Festival and National Day each year. "Learning organization", "knowledge base" and "information management" are the words most concerned by the public. It was stated that the groups concerned about “knowledge management” were mainly distributed in Guangdong, Beijing, and Shanghai. Among them, the predominant group was male aged 20-29. The factors that affect the changes in the search volume of “knowledge management” mainly include the traditional Chinese holidays, the Spring Festival, the National Day, and the release of knowledge management-related norms. In addition, the study found similar search trends for “knowledge management” and “knowledge management system”. This paper only takes "knowledge management" in Baidu Index as the research object. Whether it is suitable for all network engines, needs to be tested furtherly

The relevance of the article explained by the fact that knowledge economy calls for knowledge management, and modern knowledge management is a new type of management that emerged in the days of the knowledge economy. The purpose of this paper is to investigate spatiotemporal characteristics of public attention towards knowledge management in China. The leading research methods were analysis, synthesis, comparison, deduction, and induction. This study uses Baidu index to analyse the spatiotemporal characteristics of the public's attention to knowledge management. It was noted that the trend of finding “knowledge management” for the last 11 years peaked at the end of 2016, and the decrease appeared around National Day each year. It was stated that the groups concerned about “knowledge management” are mainly distributed in Guangdong, Beijing, and Shanghai. The factors that affect the changes in the search volume of “knowledge management” include the traditional Chinese holidays, the Spring Festival, the National Day, and the release of knowledge management-related norms. In addition, the study found similar search trends for “knowledge management” and “knowledge management system”. It was concluded that the knowledge management systems are used only when the amount and complexity of knowledge accumulation within an organisation reaches a certain level

Objective: Current evidence shows the master of physical education has attracted attention since its opening. The study aims to quantify recent trends in the public interest and related online search behavior for master of physical education, and “nowcast” future scenarios with respect to the master of physical education. Methods: Baidu Index, a database of search engines with massive information, was employed. By searching for the keyword master of physical education, and using content analysis to understand the data information related to master of physical education. It extracted the search trend data regarding Chinese interest in the master of physical education from November 21, 2016, to November 21, 2022. Finally, it compares the search trend of search interests in the master of physical education with related terms. Results: It found that the search trend of master of physical education was on the rise overall. Specifically, the peak value appeared in September 2019, the valley value appeared around the Spring Festival each year, and the search trend in other periods was stable. Conclusion: The raise in public interest in a master of physical education will likely result in an increase in the number of candidates who are going to attend the National Graduate Entrance Exam to pursue a master of physical education. In the coming months or more, the competition for the employment of sports professionals in China will become more intense. Affected by the COVID-19, more people are interested in health and physical exercise, and then pay attention to the Master of Physical Education. The Sports Law of the People's Republic of China has been revised recently, which has led to more people interested in the master of physical education.

Objective: Current evidence shows the master of physical education has attracted attention since its opening. The study aims to quantify recent trends in the public interest and related online search behavior for master of physical education, and “nowcast” future scenarios with respect to the master of physical education. Methods: Baidu Index, a database of search engines with massive information, was employed. By searching for the keyword master of physical education, and using content analysis to understand the data information related to master of physical education. It extracted the search trend data regarding Chinese interest in the master of physical education from November 21, 2016, to November 21, 2022. Finally, it compares the search trend of search interests in the master of physical education with related terms. Results: It found that the search trend of master of physical education was on the rise overall. Specifically, the peak value appeared in September 2019, the valley value appeared around the Spring Festival each year, and the search trend in other periods was stable. Conclusion: The raise in public interest in a master of physical education will likely result in an increase in the number of candidates who are going to attend the National Graduate Entrance Exam to pursue a master of physical education. In the coming months or more, the competition for the employment of sports professionals in China will become more intense. Affected by the COVID-19, more people are interested in health and physical exercise, and then pay attention to the Master of Physical Education. The Sports Law of the People's Republic of China has been revised recently, which has led to more people interested in the master of physical education.