A field guide on data engineering, including common data manipulations in different languages/frameworks.
Bits and pieces to make CmdStanPy (the Python interface to cmdstan) better.
As part of the Stan Development Team I have worked on implementing modeling functions and documentation to RStanARM, an R interface to Stan that allows users to specify their models using the typical R formula syntax.
Papers & Tutorials
I. Ali (2019) Tagging Basketball Events with HMM in Stan. Link: https://mc-stan.org/users/documentation/case-studies/bball-hmm.html.
R. Trangucci, I. Ali, A. Gelman, D. Rivers, Y. Ghitza (2018) Voting patterns in 2016: Exploration using multilevel regression and poststratification on pre-election polls. Link: https://arxiv.org/abs/1802.00842.
I. Ali, J. Gabry, B. Goodrich (2018) Modeling Rates/Proportions using Beta Regression with rstanarm. Link: https://mc-stan.org/rstanarm/articles/betareg.html.
Bayesian Statistics (2017)
My notes from when I was a teaching assistant for Bayesian Statistics for the Social Sciences at Columbia University.
Vector Calculus (2016)
My notes from a calculus III self study.