Zhi ChenPrecision recall tradeoffA trade-off is a situational decision that involves diminishing or losing one quality, quantity or property of a set or design in return…Jul 21, 2020Jul 21, 2020
Zhi ChenStart Coding at Early AgeIt is not too late for a 40 years old adult to learn coding. It is not too early for a 4 years old child to start learning coding …Jun 25, 2020Jun 25, 2020
Zhi ChenWeb Scraping by SeleniumSelenium is a good tool to scrape information from complicated websites. By driving browser and selecting options on web pages, Selenium …Jun 22, 2020Jun 22, 2020
Zhi ChenSalary of Data ScientistsThere are huge income gap between data scientists in different countries now. How are different levels data scientists paid in US?Jun 10, 2020Jun 10, 2020