PinnedResource List — Data Science, Research Tools and ForumsThis story is simply a list of resources and platforms that I find useful and I often use. This list will be updated as long as I know of a good addition. Data Science R: education.rstudio.com (official R training materials) www.datacamp.com (various R training modules) gganimate.com/ (for animation in R) https://mastering-shiny.org/basic-app.html (for building app via R) Python: docs.python.org/3/Data Science1 min readData Science1 min read
Nov 20Decision-making: how to (avoid) influence (from) othersThis is the third story in a series on decision-making, from psychological, economic and organisational perspectives. You may also be interested in my previous story on cognitive process and motivational process on decision-making. Summary: in this story, I discuss different ways that others pose influences on our thinking and behaviours…Decision Making10 min readDecision Making10 min read
Oct 21Machine Learning 101: PerceptronIn this story, I share a step-by-step dissection of perceptron algorithm that aims for completely machine learning beginners. I discuss how much linear algebra is needed to learn machine learning, demonstrate codes and the math behind. Machine learning may seem mysterious to some (at least for me previously), as it…Machine Learning11 min readMachine Learning11 min read
Sep 29Decision-making: what motivates your actionThis is the second story in a series on decision-making, from psychological, economic and organisational perspectives. You may also be interested in my previous story on cognitive process on decision-making. Summary: in this story, I discuss the motivational factors that drive us to act the way we do. Based on…Decision Making9 min readDecision Making9 min read
Sep 24Decision-making: how your thinking process decides how you actThis is the first story in a series on decision-making, from psychological, economic and organisational perspectives. You may also be interested in my next story on motivational process on decision-making. Summary: in this story, I discuss the cognitive process that decides how we act. Based on these, I ponder about…Decision Making11 min readDecision Making11 min read
Sep 20The Versatile Queen of Red GrapesWhile I was still in the auction industry, the world record for the most expensive 750ml bottle of wine ever sold at auction was broken by a bottle of 1945 Romanée Conti fetching a whooping US$558,000 at auction house Sotheby’s New York sale in 2018 (Woodard, 2018). Wine consumers may easily recognise the name Romanée Conti being one of the world’s most sought-after wines (from the namesake vineyard) and a luxury wine brand — forgive me for taking away your sentimental impression of wine being a rustic agricultural product, but some may not realise that Romanée Conti…Business15 min readBusiness15 min read
Aug 16The Science of Uncertainty and Data: MITx Course ReviewBayesian inference, Central Limit Theorem, Stochastic Process (Bernoulli, Poisson, Markov chains) are just a few takeaways from this amazing course. Probability — The Science of Uncertainty and Data (I will just call it Probability Course) is part of MITx MicroMasters program in Statistics and Data Science. This is a great…Data Science9 min readData Science9 min read
Aug 15How to Set Up a Wine Business in Hong Kong?In 2022, I gave two talks at School of Hotel and Tourism Management of HK PolyU for their graduate course Wine Economics. I prepared two of my favourite topics about Hong Kong wine market: wine auction and wine business operations. Though wine may not strike you as an Asian alcoholic…Business8 min readBusiness8 min read
Aug 10Animation in RI was blown away by Hans Rosling's Ted talk The Best Stats You’ve Ever Seen. I like R but it never strikes me as COOL. Now this is geekily cool, i.e. my type of cool. For those of you who have not yet watched the talk, here it is. …Data Science6 min readData Science6 min read
