Weekly Viz 2025-07-21
US Households Corporate Equities Allocation US stock market has been one of the most popular financial assets. For this week’s visualization, I look at the ...
Recent Posts
My 2025 Weekly Vizzes
This is my eighth year of this weekly visualization project, which I began in 2018 when I started my first full-time job. The goal is to visualize a real-wor...
Weekly Viz 2025-07-14
Amazon Prime Day 2015-2025 Last week July 8th to 11th was Amazon Prime Day event. This is the first time that Amazon extended Prime Day to 4 consecutive day...
Weekly Viz 2025-07-07
Travel Time Index The Travel Time Index is a metric published by the Home. It is the ratio of the travel time during the peak period to the time required to...
Reading Notes 2025 May - Jun
My Medium Articles! In the past two months, I continued writing articles per month on Medium and Towards Data Science. Here you go: The Secret Power of D...
The Secret Power of Data Science in Customer Support
This article was initially posted on Towards Data Science. Customer Support is a data goldmine. Here’s how to unlock its full potential with data science....
Weekly Viz 2025-06-30
StackOverflow New Questions 2008-2024 I realized it has been a long time since I visited StackOverflow last time. ChatGPT has been my best coding instructor...
Weekly Viz 2025-06-23
Top 15 U.S. College Major by Unemployment Rate The dataset I am visualizing this week is the labor market for recent college graduates data from the Federal...
Weekly Viz 2025-06-16
California Wildfire 1987-2023 I saw on the news last week that the smoke from wildfire in Canada significantly impacted air quality in Central and Southern ...
Weekly Viz 2025-06-09
PTO Americans vs. Europeans I have always heard that Europeans have longer PTOs than Americans. But is that true? And if true, how much longer? This week I ...