DataScience Deep DiveWere US Covid19 case numbers a Nasdaq predictor in 2020?The global Covid19 pandemic has, on an economic scale, shaken markets from all levels from micro to macro. But, did it shake the Nasdaq…Jan 2, 2021Jan 2, 2021
DataScience Deep DiveScaling for a double y axis plot with scikit-learnMany machine learning algorithms work better when features are on a relatively similar scale and close to normally distributed…Dec 27, 2020Dec 27, 2020
DataScience Deep DiveTime Series ARIMA model-Finding best fit AIC -pdq/s by grid searchUsually, in the basic ARIMA model, we need to provide the p,d, and q values which are essential. We use statistical techniques to generate…Dec 26, 20201Dec 26, 20201
DataScience Deep DiveNull Hypothesis and Void?The Null Hypothesis is one in which human beings' innate curiosity has never so much appreciated as compared to finding reason in ideas…Dec 24, 2020Dec 24, 2020
DataScience Deep DiveTime Series Model— Trends,Seasons and StationarityThere are two major reasons behind non-stationarity of a time series:Dec 24, 2020Dec 24, 2020
DataScience Deep DiveLinear Regression — Feature step selection based on p-value for your modelWorking on data with many features and training models may take way too long when iterating through all the combinations for stepwise…Dec 24, 2020Dec 24, 2020
DataScience Deep DiveData Science is Here and NowFor me, the thing about data science that makes it so exciting to the modern world is its unparalleled ubiquity — I see data science…Dec 22, 2020Dec 22, 2020