Mab Alam
  • Washington, DC
  • United States
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Profile Information

Short Bio:
I am a PhD scientist working with data for 12 years; published widely in academic journals; served as a reviewer; data science experience and expertise in areas - econometrics, time series, forecasting, GIS & spatial analytics.
Job Title:
Research Economist
Job Function:
Data Science, Machine Learning, Business Analytics, BI
LinkedIn Profile:
Contributing, Networking

Mab Alam's Blog

Not tools, focusing on problems: a project cycle in data science

Posted on December 27, 2019 at 8:00pm 0 Comments

As a data scientist in an organization you frequently find yourself in a couple of situations:

  • you have a business…

Making maps to visualize census data

Posted on May 7, 2019 at 6:04pm 0 Comments

Visualizing census data could not be easier thanks to few great packages in R. 

Not that in Python you could not do spatial analysis/visualization of census data, but certainly not as easily as in R because of some tailored rstats packages for this purpose.

Kyle Walker developed a package called tidycensus. This package allows for…


Optimizing price, maximizing revenue

Posted on April 27, 2019 at 6:47am 0 Comments

Problem statement

Price and quantity sold are the two determinants of business revenue/profit. At higher price the revenue is expected to be high. But this is not the case all the time. We know from our everyday experience, as price of something goes up, people have less tendency to buy it.

The reverse is also true, that is, as price is down, sales goes up (think what happens in a block buster sales event in a nearby shopping…


New Home Sales Projection: A Time Series Forecasting

Posted on January 25, 2019 at 8:15pm 0 Comments

1. Background

New home construction plays a significant role in housing economy, while simultaneously impacting other sectors such as timber, furniture and home appliances. New house sales is also an important indicator of country’s overall economic health and direction. In the last 50 years there has been few significant bumps and turning points in this sector that shaped the trajectory of the overall economy.  Here I review the…


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