Visualization in media big data analysis Nowadays the application of visualization technology is very wide while big data technology is rapidly developing. Data visualization can show the results of data analysis in an intuitive way, which has a very important practical significance. This paper studies a variety of media data visualization methods along with the development of media information. First of all, we introduce main basic contents and methods of text visualization; secondly, we introduce micro-blog data visualization capabilities and applications under the impetus of text visualization development, and discuss its characteristics and social significance; finally, according to the micro-blog users forwarding hotspots public opinion, we introduce the geographic information data, which is able to be more in-depth data analysis and demonstrate the nature of the law of the things by visualization.