Author: Zhenghua Li

The presentation was informative. I didn’t expect that data visualization could be so helpful and convincing in emergencies. In other words, the individuals who created data visualizations for cholera are essentially saviors for many people. Without data visualization, it would … Continue Reading

The group assignment made me realize that something we get used to would not also apply to the freshmen. The cognitive inertia would make us miss and ignore some of the problems that are not a problem to us, but … Continue Reading

 The presentation by Prof.yimi was very clear and straightforward. The presentation showed us how a survey should be formed, and what is the major problem that we might encounter when we are doing our own survey.  The presentation also made … Continue Reading

The first chapter of the new book solved some of the questions that I have had for years. Like why some books would like to use highlighter and bold font to indicate the important parts of the book. Overall, the … Continue Reading

The introduction for the new book is quite clear and straightforward. Unlike chapters we read before, it focuses more on making data visualized, which is also a way to interpret the data, but in a more comprehensive, and understandable way. … Continue Reading

 Chapter 2 is informative enough for different kinds of data. It also described the relationship between data and information. To store those data in a computer, researchers find that the binary is the most efficient, and stable for computers to … Continue Reading