Leif E. Peterson, PhDThe Only 3 Classifiers You’ll Ever Need for General Pattern ClassificationAn ensemble of classifiers is helpful for increasing the diversity of the majority vote, but what is the optimal number of classifiers to…Apr 12Apr 12
Leif E. Peterson, PhDStrengthening Your Analytic Skillset #3 — Greedy Plus-Take-Away Feature SelectionGreedy PTA is one of the best feature selection methods, since it evaluates the collective cooperation between features to separate…Oct 13, 2023Oct 13, 2023
Leif E. Peterson, PhDHelp - My Neural Network Does Not Work!This post looks at development of a simple feed-forward back-propagation neural network and what is required in order to obtain smooth…Oct 3, 2023Oct 3, 2023
Leif E. Peterson, PhDStrengthening Your Analytic Skillset #2 — Information-to-Noise Ratios (INRs)Stop performing raw feature selection and start using only the top 5 features augmented with noise from the correlation matrix eigenspaceOct 2, 2023Oct 2, 2023
Leif E. Peterson, PhDStrengthening Your Analytic Skillset #1 — Scaled Factorial MomentsUp your game using methods borrowed from high-energy collider physics to test for existence of spikes and holes in distributionsOct 2, 2023Oct 2, 2023
Leif E. Peterson, PhDThe Top 100+ Things You’ll Never Know as A Graduate of an Accelerated Data Science CourseIf you are a student or are teaching in a fast-track data science program, then the chances are that you will need to eventually expand…Sep 20, 2023Sep 20, 2023
Leif E. Peterson, PhDWarning to Data ScienceIn Warning to the West, by Alexander Solzhenitsyn (McGraw-Hill, 1976), it was stated that the Russian empire will one day establish…Sep 20, 2023Sep 20, 2023
Leif E. Peterson, PhDTransformation of Data Science into Data Services — The Assembly of Parts and Manufacture of…If you look into the latest developments in deep convolutional neural networks (CNN), you will observe that the most developed groups were…Sep 20, 2023Sep 20, 2023
Leif E. Peterson, PhDEvaluating the Number of Hidden Layers in a Simple Feed-Forward Back-Propagation Neural NetworkAs the number of practitioners in the field of data science is ever-increasing, there is a growing demand for understanding the learning…Sep 20, 2023Sep 20, 2023
