Analysis on the Research Hot Topics of Smart Classroom Based on LDA Model

With the rapid development of information technology, traditional classrooms have been unable to meet the diverse teaching needs of schools. Smart classrooms have developed comprehensively and rapidly by leveraging cloud computing, the Internet of Things, the new generation of Internet and the new generation of mobile communication technologies. In the global education system, including colleges and universities, primary and secondary schools and early childhood education, it has received widespread and continuous attention. By studying and judging the research hot spots and development trends of smart classrooms, it has important guiding significance for the school's teaching reform, the cultivation of students' comprehensive quality, the personalized push of teaching content, and the real-time monitoring and evaluation of the learning process. This article collected 2726 paper abstracts with the theme of “Smart Classroom” and used the LDA topic model to perform data cleaning and topic analysis on the collected texts. The study found that five aspects, including teaching model, classroom teaching, quality education, infrastructure and information technology, are the recent research hot spots and development trends of smart classrooms. Among them, smart classroom information technology accounts for the largest proportion of 38%.