Along with my collaborator Olivier Beauchesne, who blogs at olihb.com, I released a twitter sentiment analysis project on tweets related to the Quebec upcoming elections. The project is available in french at www.indicequebec.com. It features: -sentiment (positive vs negative) analysis on tweets for the last hour / day / week / month -trending topics, tweets, [...]
In a previous post, we discussed ideas generated by a Timely Portfolio post about Linear Models on Stock. I wanted to see if there was a relationship between the window length of the running mean of the linear regression slope estimate and the running mean of the correlation between fitted and observed values. The parameters [...]
This blog discusses ideas, questions and research directions related to Data Science, the next-generation analytics mindset.