implementation

Instead of focusing on not judging a book by its cover, it would be more useful to say we would be better off putting more effort into revising the judgments we will undoubtedly make.

There’s a theory in evolutionary biology called Fisher’s Fundamental Theorem of Natural Selection. It’s the idea that variance equals strength, because the more diverse a population is, the more chances it has to come up with new traits that can be selected for. No one can know what traits will be useful; that’s not how evolution works. But if you

Here, a product’s format can help to reinforce the effort that it puts in, helping us to focus our attention on its active features; the parts that work hardest for us.

creation isn’t coming out of the blue. It is grounded in reality. It is drawing upon all those observations you’ve gathered up to that point,

We want to highlight that time-series and cross-sectional momentum are often used in a market-timing or asset-class selection context.

And you will run through career change scenarios and try to play out the implications to their logical, full conclusion. That, too, is…

Feature engineering is the process of formulating the most appropriate features given the data, the model, and the task.

Sharpen your intellect by making it a habit to do one thing at a time.

many arguments in real life go wrong because of problems with the groundwork rather than with the argument per se.