Articles

The Jupyter notebook at this link contains a tutorial that explains how to use the lxml package and xpath expressions to extract data from a… Read More »The "lxml" Package and xpath Expressions for Web Scraping

Back in 2017, we posted a problem related to stochastic processes and controlled random walks, offering a $2,000 award for a sound solution, see here… Read More »Announcement: Winner of the Data Science Central Competition

So, you think you can be a data scientist. But, are you sure you have it what it takes to excel in the data science field? Be… Read More »So You Think You Can Be A Data Scientist?

A report from Accentureclearly highlights those companies that don’t want to capitalize on AI will not survive the future (see Figure 1).  Adopt or die. … Read More »In a World of AI Delirium, Data is the Source of Business Value

Google Data Studio is a new data visualization tool allowing you to transform your clear and dry data into visually appealing and understandable reports and… Read More »Google Data Studio in 10 minutes: Step-by-Step Guide

Speech processing is a very popular area of machine learning. There is a significant demand in transforming human speech into text and text into speech.… Read More »Comparison of the Top Speech Processing APIs

The past few years have seen a wave of travel companies member accounts compromised which have rocked the industry. Cathay Pacific had 9.4M accounts compromised.… Read More »How Airlines & Hotels Profit From Your Data

I thought I would follow on my first blog posting with a follow-up on a claim in the post that going returns followed a truncated… Read More »Data Science, Common Stocks and V&V

“The internet is killing retail. Bookstores are just the first to go.” — quoted in this NYT article. Retail bookstores are in a death row; looks… Read More »Predicting the demise of retail bookstores: a time series forecasting