PinnedOkan BulutinTowards Data ScienceLexicon-Based Sentiment Analysis Using RAn empirical analysis of sentiments conveyed through public health briefings during the COVID-19 pandemic14 min read·Feb 13, 2024----
PinnedOkan BulutinTowards Data ScienceEffective Feature Selection: Recursive Feature Elimination Using RDeveloping an accurate and yet simple (and interpretable) model in machine learning can be a very challenging task. Depending on the…10 min read·Jan 11, 2021--3--3
Okan BulutinTowards Data ScienceLikert Scales: Friend or Foe?Pitfalls and caveats that survey researchers should know7 min read·Aug 4, 2021----
Okan BulutinTowards Data Science5 Ways to Effectively Visualize Survey Data Using RWhen presented visually, survey results become much more interesting than some numbers squeezed into a boring table. Data visualizations…10 min read·Mar 12, 2021----
Okan BulutinTowards AIAI Can Bring Fairness to Assessments but Are We Ready for It?Last September, I came across an article on The Verge that talks about how a group of seventh-grade students figured out an easy way to…5 min read·Feb 4, 2021----
Okan BulutinTowards AIHow AI Will End the One-Size-Fits-All Approach in Human AssessmentWhen it comes to human assessment , we happen to be a big fan of the one-size-fits-all approach, which AI will end in the near future…6 min read·Jan 28, 2021--1--1
Okan BulutinTowards Data ScienceToo Many Survey Questions? Let Ant Colony Optimization Handle It.Are there are too many questions on your survey? Are you worried that your participants may get tired of responding to the questions in…6 min read·Jan 20, 2021----
Okan BulutinTowards Data ScienceTesting for Measurement Invariance in RDo your survey questions function similarly for all respondents regardless of their demographic characteristics?15 min read·Dec 30, 2020--1--1