Design and Implementation of Public Opinion Monitoring System Based on Cloud Platform

With the rapid development of the Internet, the network media has been recognized as the "fourth media" after newspapers, radio and television. The network has become one of the main carriers to reflect social public opinion. The public opinion effectiveness of weibo, Zhihu and other new media platforms is also growing, and the detection of public opinion is increasingly difficult to control in time. It is more and more difficult to understand multi platform information in time and synchronously. Based on Python crawler technology and cloud platform technology to develop the public opinion monitoring system under the cloud platform, so as to achieve timely and accurate public opinion information of multiple media platforms, and give the corresponding public opinion change information in a period of time, which will be more conducive to the control and monitoring of public opinion information by users.