Juan Esteban de la CalleWhy Agile Doesn’t Work for Data Science — And That’s OkayA Comprehensive Examination4 min read·Oct 9, 2023----
Juan Esteban de la CalleI Declare Myself the #1 Enemy of Over/Undersampling, SMOTE and ADASYN, Here’s Why & How I…I explain why I don’t use SMOTE or ADASYN when I encounter myself with an imbalanced problem5 min read·Jul 31, 2023--7--7
Juan Esteban de la CalleHalvingGridSearch: An Experimental Framework for Fine Tuning — How I discovered it, Why I Use It…Part I: Introduction3 min read·Jul 25, 2023----
Juan Esteban de la CalleK-Prototypes & Other Statistical Techniques to Cluster with Categorical and Numerical Features: A…Introduction4 min read·Jul 19, 2023----
Juan Esteban de la CalleDrawing the Link: Understanding the Connection Between a 2x2 Contingency Table and Logistic…Setting the Stage5 min read·Jul 19, 2023----
Juan Esteban de la CalleHow and Why I Switched from the ROC Curve to the Precision-Recall Curve to Analyze My Imbalanced…Machine learning is transforming how we tackle problems and make decisions in an array of sectors, from healthcare to finance. Binary…5 min read·Jul 10, 2023--3--3
Juan Esteban de la CalleOptimizing Classification Models for Marketing with the Expected Profit CurveIntroduction8 min read·Jul 6, 2023----
Juan Esteban de la Calle10 Hidden Stories Found in a ROC CurveIntroduction4 min read·Jul 3, 2023--4--4
Juan Esteban de la CalleA Journey Through the Cosmos of Count Data: Exploring Zero-Inflated Poisson and Hurdle ModelsIn the vast universe of statistical modeling, there are unique celestial bodies that often remain unexplored. Today, we venture into the…4 min read·May 15, 2023----
Juan Esteban de la CalleUnraveling the Mysteries of Quantile Regression: A Comprehensive Analysis and Python ImplementationThe world of predictive modeling and machine learning is vast and filled with countless statistical techniques. One such technique, often…5 min read·May 12, 2023--1--1