Both QQ-plot and PP-plot are called the probability plot, but they are
different. These plots are intended to compare two distributions, usually at
least one of them is empirical. It is to graphically tell how good the two
distributions fit.
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Interpreting linear regression summary from statsmodels
The python package statsmodels has OLS functions to fit a linear regression problem. How well the linear regression is fitted, or whether the data fits a linear model, is often a question to be asked. The way to tell is to use some statistics, which by default the OLS module...
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Bokeh, interactive widgets, and jupyterlab
Jupyter notebooks and visualization are natural marriage. It is more fun if we can skew this or that a bit by turning a knob or selecting something from a drop down. This is where so called interactive widgets come to play. There are a lot of examples on how to...
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Lagrangians and Portfolio Optimization
A portfolio optimization problem in Markowitz style looks like the following
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htop cheatsheet
htop is useful and bring forth very rich information on one screen. Here is the cheatsheet to understand it:
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