Blog

2026-03-22 Optimal Elevator Placement
2026-03-14 Queueing Theory of Traffic
2026-01-20 Static Pricing Theory
2025-12-19 The Cost of Allocation Errors
2025-11-04 The Wholesale Gamble
2025-08-18 Risk-Adjusted Return on Inventory Buys
2025-08-04 Optimal Allocation
2025-07-21 How Return Rates Affect Margin in E-commerce
2025-07-08 Product Categories Supporting Option Breadth
2025-06-16 Complex, cannibalization-heavy assortments
2025-06-02 The Newsvendor Model and Apparel
2025-05-18 Three insights from order quantity theory
2025-05-05 Three lessons from safety stock theory
2025-04-08 Setting colorway count in an apparel product line
2025-03-24 Garment Color and Lighting
2025-03-06 Balancing new and bestsellers in apparel
2023-12-13 Mathematics of parking tickets
2022-08-07 Spaced repetition can allow for infinite recall
2021-11-22 Counting the number of ways to make change for a trillion dollars
2021-03-20 Generalized Dollar Cost Averaging
2021-02-14 Physics-based proof of the duality theorem for linear programs
2020-12-20 Pricing dividend stocks
2020-09-13 Utility engines
2020-07-03 2 + 1 = 4, by quinoa
2020-03-29 Sample pooling to reduce needed disease screening test counts
2019-12-09 Universal limiting mean return of CPPI investment portfolios
2019-12-05 Universal drawdown statistics in investing
2019-09-14 TimeMarker class for python
2019-06-28 Compounding benefits of tax protected accounts
2019-06-21 Utility functions and immigration
2019-06-14 The speed of traffic
2018-08-11 Linear compression in python: PCA vs unsupervised feature selection
2018-05-31 linselect demo: a tech sector stock analysis
2018-03-03 Integration method to map model scores to conversion rates from example data
2017-11-25 Gaussian Processes
2017-10-20 Martingales
2017-07-29 Logistic Regression
2017-05-13 Normal Distributions
2017-03-18 Model AUC depends on test set difficulty
2016-11-18 Simple python to LaTeX parser
2016-10-15 Deep reinforcement learning, battleship
2016-08-21 Hyperparameter sample-size dependence
2016-08-07 Bayesian Statistics: MCMC
2016-05-29 Linear Regression
2016-04-23 Average queue wait times with random arrivals
2016-04-10 Improved Bonferroni correction factors for multiple pairwise comparisons
2016-02-14 Independent component analysis
2015-12-30 Maximum-likelihood asymptotics
2015-12-05 Principal component analysis
2015-10-11 A review of parameter regularization and Bayesian regression
2015-09-13 Stochastic geometric series
2015-08-01 Leave-one-out cross-validation
2015-07-11 How not to sort by average rating, revisited
2015-06-20 Multivariate Cramer-Rao inequality
2015-03-13 Machine Learning Methods: Decision trees and forests
2015-02-25 Mathematics of measles
2015-01-16 Quick tutorial on MySQL
2014-12-28 Quantifying the NBA Christmas week flop: one in ten thousand?
2014-12-20 Machine Learning Methods: Classification without negative examples